Abrégé

The invention relates to a mechanical seal assembly, comprising a mechanical seal (2) having a rotating slide ring (3) and a stationary slide ring (4) which define a sealing gap (5) between their sliding surfaces (3a, 4a), and a torque meter (6) which is configured to detect a torque acting on the stationary slide ring (4), wherein the torque meter (6) comprises a measuring unit (7) and a sensor (9), wherein the measuring unit (7) is fixed by a foot (72) to a housing (8) and comprises a free end (71) which protrudes in a groove (40) formed in an outer periphery of the stationary slide ring (4), and wherein the sensor (9) is configured to detect a position change of the measuring unit (7) in the groove (40).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a compensator for rotary furnaces with an inner side, directed inwards, and an outer side, directed outwards, said compensator comprising, from the inner side to the outer side, an inner layer, a thermal pre-insulation layer, a first thermal insulation layer, a first film, a second thermal insulation layer, a second film, a third thermal insulation layer and an outer layer. The first film and the second film are designed to reduce and/or stop a fluid flow. Furthermore, the compensator is designed to compensate translational and rotational movements between a rotary tube and a rotary furnace housing.

Classes IPC  ?

• F27B 7/24 - Dispositifs d'étanchéité entre les pièces rotatives et fixes
• F27D 99/00 - Matière non prévue dans les autres groupes de la présente sous-classe
• F27B 7/33 - Aménagement des dispositifs de déchargement

Abrégé

The invention relates to a rotary kiln seal system and to a corresponding control unit. The rotary kiln seal system comprises a seal disc which is designed to be secured to the exterior of a rotary tube. The seal disc has a first product side in a first axial direction and an atmosphere side in a second axial direction. The rotary kiln seal system additionally comprises an annular housing which is arranged on the seal disc. The housing is equipped with a cooling assembly which is designed to cool the rotary kiln seal system.

Classes IPC  ?

• F27B 7/24 - Dispositifs d'étanchéité entre les pièces rotatives et fixes
• F27D 99/00 - Matière non prévue dans les autres groupes de la présente sous-classe

Abrégé

The invention relates to a rotary kiln seal system with a wear protection assembly. The rotary kiln seal system comprises a seal disc which is designed to be secured to the exterior of a rotary tube. The seal disc has a first product side in a first axial direction and an atmosphere side in a second axial direction. The rotary kiln seal system additionally comprises an annular housing which is arranged on the seal disc. A first seal ring is arranged on the housing coaxially to the central axis of the seal disc, and the first seal ring is designed to contact the seal disc. The rotary kiln seal system additionally comprises a wear protection assembly which is arranged on the housing. The wear protection assembly is designed to limit the force of the seal disc on the first seal ring. The wear protection assembly thus functions as a force limiter and is designed in particular to limit forces acting on the first seal ring in the axial direction.

Classes IPC  ?

• F27B 7/06 - Fours à tambours rotatifs, c.-à-d. horizontaux ou légèrement inclinés adaptés pour le traitement de la charge sous vide ou sous atmosphère contrôlée
• F27B 7/24 - Dispositifs d'étanchéité entre les pièces rotatives et fixes
• F27B 7/42 - Aménagement des dispositifs de commande, de surveillance, d'alarme ou des dispositifs similaires
• F27D 7/06 - Production ou maintien d'une atmosphère particulière ou du vide dans les chambres de chauffage
• F27D 99/00 - Matière non prévue dans les autres groupes de la présente sous-classe
• F27D 1/00 - CarcassesGarnissagesParoisVoûtes

Abrégé

The invention relates to a rotary kiln seal system, comprising a seal disc which is designed to be secured to the exterior of a rotary tube. The seal disc has a first product side in a first axial direction and an atmosphere side in a second axial direction. The rotary kiln seal system additionally comprises an annular housing which is arranged on the seal disc. A first slide ring which is segmented along the circumference and has at least two segments is arranged on the housing, said slide ring being designed to contact the seal disc. The housing is equipped with at least one first connection system between the segments of the first slide ring, said connection system being designed to convey fluid into or out of the housing.

Classes IPC  ?

• F27B 7/24 - Dispositifs d'étanchéité entre les pièces rotatives et fixes
• F27D 99/00 - Matière non prévue dans les autres groupes de la présente sous-classe

Abrégé

The invention relates to a mechanical seal arrangement for sealing a process chamber (6), which is filled with a non-toxic, gaseous process medium, with respect to a bearing chamber (8), comprising a first mechanical seal (2) with a rotating slide ring (20) having a first sliding surface (20a) and a stationary slide ring (21) having a second sliding surface (21a), which define a first sealing gap (22) between the sliding surfaces (20a, 21a), a second mechanical seal (3) with a rotating slide ring (30) having a third sliding surface (30a) and a stationary slide ring (31) having a fourth sliding surface (31a), which define a second sealing gap (32) between the sliding surfaces (30a, 31a), a first pretensioning device (4) which prestresses the stationary slide ring (21) of the first mechanical seal (2) in the axial direction (X-X) and a second pretensioning device (5) which prestresses the stationary slide ring (31) of the second mechanical seal (3) in the axial direction (X-X), a fluid chamber (7) arranged between the first mechanical seal (2) and the second mechanical seal (3), which is in fluid connection with the first and second sealing gap and, in operation, receives leakage from the process chamber (6) via the first sealing gap (22), and from which a return line (9) leads off, configured for a return of process medium from the fluid chamber (7) to a process area.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a stationary slide ring of a mechanical seal assembly, comprising a main body (41) having a slide surface (40) and a wear-measuring device (6) arranged on the main body (41) to detect wear of the slide surface (40) of the stationary slide ring on the basis of a change in an electrical variable, wherein the wear-measuring device (6) comprises an electrical voltage source (60), a measuring region (6a) on the slide surface (40), an electrical feed line (61), which electrically connects the voltage source (60) to the measuring region (6a), and an electrical return line (62), which electrically connects the measuring region (6a) to the voltage source (60), and wherein the measuring region (6a) is arranged in a recess (42) in the slide surface (40).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to the slide ring of a slide ring seal, comprising an annular main body (30) with a sliding surface (3a) directed in the axial direction (X-X) of the slide ring, a plurality of conveying grooves (5) formed in the sliding surface (3a), wherein the conveying grooves (5) have a groove beginning (51) and a groove end (52), wherein the groove end (52) is spaced apart from an outer edge (32) of the slide ring, and a connection groove (6) which is arranged in the sliding surface (3a) and connects at least two groove ends (52) of the conveying grooves (5) with one another such that, at the connection groove (6), it is possible to distribute pressure fields (7) at the groove ends (52) of the conveying grooves (5) during operation of the slide ring.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a gas-lubricated slip-ring sealing arrangement, comprising a slip-ring seal (2) with a rotating slip-ring (21) and a stationary slip-ring (22), which define a first sealing gap (23) between slip faces (21a), (22a), and comprising a sealing fluid system (100), which is designed to supply a sealing fluid to the sealing gap (23). The stationary slip-ring (22) has a through-opening (25) for conducting the sealing fluid to the sealing gap (23) of the slip-ring seal (2), wherein the through-opening (25) leads from a rear side (22b) to the slip face (22a) of the stationary slip-ring (22), wherein the sealing fluid system (100) comprises a feed line (11) for the sealing fluid, the feed line guiding the sealing fluid to a sealing fluid chamber (50) on the rear side (22b) of the stationary slip-ring (22), and a flow diode (110; 120; 130; 140) which has a first flow resistance in a first throughflow direction A from the sealing fluid system (100) to the slip-ring seal (2) and has a second flow resistance in a second throughflow direction B, which is opposed to the first throughflow direction A, from the slip-ring seal to the sealing fluid system (100), wherein the first flow resistance is smaller than the second flow resistance, and wherein the flow diode is arranged in the feed line (11) between the slip-ring seal (2) and the sealing fluid system (100).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a slide-ring seal assembly, comprising: a slide-ring seal (2) with a rotating slide ring (3) and a stationary slide ring (4) which define a sealing gap (5) between their sliding faces, and a component with a face (14), wherein the component is arranged on a rear side (30, 40) of one of the slide rings (3, 4), wherein the one slide ring (3, 4) has a radial contact face (31, 41) on the rear side (30, 40), which is in direct contact with the face (14) of the component directed towards the slide ring and forms a radial contact region (6), and wherein a torque-neutral point (7) of a cross section of the one slide ring (3, 4) and the radial contact region (6) lie in a common plane (11, 12), wherein the plane (11, 12) is perpendicular to an axial direction X-X of the slide-ring seal (2).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/38 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties rendue étanche par une garniture

Abrégé

a) of the stationary slide ring to supply process gas from the barrier fluid line (70) through the stationary slide ring (41) to the sealing gap (40).

Classes IPC  ?

• F04D 29/12 - Joints d'étanchéité pour arbre utilisant des bagues

Produits et services

Shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; cassette-type mechanical seals; mechanical seals with confining fluid seals; mechanical seals with a flushing function; mechanical seals with leakage recirculation; mechanical seals with leakage control; slide rings; all the aforesaid goods being parts of machines.

Abrégé

b) has an at least partially non-cylindrical area in the axial direction (A) of the mechanical seal assembly.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a mechanical seal assembly (1) for sealing between a high-pressure region (8) and a low-pressure region (9) on a rotating component (7), comprising a mechanical seal (2) with a rotating slide ring (3) with a first slide surface (30) and a stationary slide ring (4) with a second slide surface (40), wherein a sealing gap (5) is defined between the slide surfaces (30, 40), a slide ring carrier (31) for the rotating slide ring (3), which is configured to connect the rotating slide ring (3) to the rotating component (7) in a rotationally fixed manner, wherein the slide ring carrier (31) comprises a sleeve region (32), and a force support arrangement (6), which is configured to support an axial force (F) acting on the mechanical seal assembly (1), wherein the force support arrangement (6) is arranged on an end face (32a) of the sleeve region (32) of the slide ring carrier (31), wherein the force support arrangement (6) comprises a clamping sleeve (60), a conical sleeve (61) and a split ring (62) with at least two segments (621, 622), wherein a conical connection with a first conical surface (60a) on the clamping sleeve (60) and a second conical surface (61a) on the conical sleeve (61) is formed between the clamping sleeve (60) and the conical sleeve (61), and wherein the clamping sleeve (60) bears against the end face (32a) of the sleeve region (32) and the conical sleeve (61) bears against a side surface (62a) of the divided ring (62).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Produits et services

(1) Shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; cassette-type mechanical seals; mechanical seals with confining fluid seals; mechanical seals with a flushing function; mechanical seals with leakage recirculation; mechanical seals with leakage control; slide rings; all the aforesaid goods being parts of machines.

Produits et services

Shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; cassette-type mechanical seals; mechanical seals with confining fluid seals; mechanical seals with a flushing function; mechanical seals with leakage recirculation; mechanical seals with leakage control; slide rings; all the aforesaid goods being parts of machines.

Abrégé

The invention relates to an expansion joint assembly (1) adapted for flexibly connecting first and second duct ends. The expansion joint comprises an expansion joint layer (2), a fastening assembly (3) adapted for attachment at the first duct end (41) and at the second duct end (42), and a metal foil (5). Thereby the assembly (3) at the first duct end (41) fixes a first end (21) of the expansion joint layer (2) between a first face (31) and a second face (32) and the fastening assembly at the second duct end fixes a second end (22) of the expansion joint layer (2) between a first face (31) and a second face (32). Furthermore the metal foil (5) encloses at least one end of the expansion joint layer (2) between the first face (31) and the second face (32), so that the metal foil (5) overlays the expansion joint layer (2) radially inwards, radially outwards and at the axial end.

Classes IPC  ?

• F16L 27/108 - Raccords réglablesRaccords permettant un déplacement des parties raccordées comportant uniquement une connexion flexible les extrémités des tuyaux étant assemblées au moyen d'un manchon flexible le manchon ayant la forme d'un soufflet avec uniquement une ondulation
• F16L 51/02 - Compensation de la dilatation dans les canalisations utilisant un soufflet ou un tube dilatable en accordéon ou ondulé
• F16L 59/18 - Dispositions spécialement adaptées aux nécessités localisées telles qu'à l'endroit des brides, des jonctions, des soupapes ou d'autres éléments similaires adaptées aux raccords

Abrégé

The invention relates to a slide ring seal assembly, comprising a slide ring seal (2) having a rotating slide ring (3) with a first sliding surface, and a stationary slide ring (4) with a second sliding surface, which define a sealing gap (5) between the sliding surfaces, a wired unit (7), which is arranged on one of the slide rings, wherein the wired unit (7) has a cable (71) which is designed to supply electrical energy and/or to transmit information, and a protective pin (6), which is designed to provide protection for the cable (71), wherein the protective pin (6) has a recess (8) through which the cable (71) fed from the slide ring provided with the wired unit is passed.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a mechanical seal assembly (1) which is designed to seal a rotating component, comprising a mechanical seal (2) with a rotating slip ring (3) with a first slip surface (3a) and a stationary slip ring (4) with a second slip surface (4a), a seal gap (5) being defined between the first slip surface (3a) and the second slip surface (4a); a pressure ring (6) which is arranged on the rotating slip ring (3) and which is rotationally fixed to the rotating slip ring (3) by means of a first connection assembly (11), said first connection assembly (11) being designed to allow an axial movement in the axial direction (X-X) between the rotating slip ring (3) and the pressure ring (6); a driver (7) which is arranged on the pressure ring (6) and is designed to transfer a torque between the rotating component and the pressure ring (6), wherein a second connection assembly (12) is arranged between the driver (7) and the pressure ring (6), said second connection assembly (12) being designed to allow an axial mobility between the pressure ring (6) and the driver (7); and a pre-tensioning device (8) which is arranged axially between the driver (7) and the pressure ring (6) and which is designed to pre-tension the rotating slip ring against the stationary slip ring (4) in the axial direction (X-X) by means of the pressure ring (6).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/38 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties rendue étanche par une garniture

Abrégé

The invention relates to a slide-ring seal assembly, designed for sealing at a rotating component (22), comprising: a slide-ring seal (2) with a rotating slide ring (3) having a sliding surface (3a), and with a stationary slide ring (4) having a sliding surface (4a), which define a sealing gap (5) between the sliding surfaces (3a, 4a), wherein the rotating slide ring (3) and the stationary slide ring (4) are made of an electrically conductive material, and the rotating slide ring (3) is electrically connected to the rotating component (22); and a monitoring unit (6) including an electrical circuit (7), a measuring unit (60) and an evaluation unit (61); wherein the electrical circuit (7) comprises a first line (71) that electrically connects the stationary slide ring (4) to a voltage source (70), a second line (72) that electrically connects the rotating component (22) to the voltage source (70), and a capacitor (73); wherein: the capacitor (73) is in the form of a plate capacitor; the plate capacitor is formed by the rotating slide ring (3) and the stationary slide ring (4); the measuring unit (60) is designed to detect changes in electrical variables of the electrical circuit (7); and the evaluation unit (61) is designed to carry out an evaluation of the electrical variables detected by the measuring unit (60).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a slide-ring seal assembly, designed for sealing at a rotating component (22), comprising: a slide ring seal (2) with a rotating slide ring (3) having a sliding surface (3a), and with a stationary slide ring (4) having a sliding surface (4a), which define a sealing gap (5) between the sliding surfaces (3a, 4a), wherein the rotating slide ring (3) and the stationary slide ring (4) are made of an electrically conductive material, and the rotating slide ring (3) is electrically connected to the rotating component (22); a torque transmission device (41), which is arranged on the stationary slide ring (4) and designed to prevent a corotation of the stationary slide ring and the rotating slide ring during operation; an electrical insulation unit which is arranged on the stationary slide ring and/or on a component connected to the stationary slide ring; and a monitoring unit (6) including an electrical circuit (7), a measuring unit (60) and an evaluation unit (61), wherein the electrical circuit (7) comprises a first line (71) that electrically connects the stationary slide ring (4) to a voltage source (70), a second line (72) that electrically connects the rotating component (22) to the voltage source (70), and a capacitor (73); wherein: the capacitor (73) is in the form of a plate capacitor; the plate capacitor is formed by the rotating slide ring (3) and the stationary slide ring (4); the measuring unit (60) is designed to detect changes in electrical variables of the electrical circuit (7); the evaluation unit (61) is designed to carry out an evaluation of the electrical variables detected by the measuring unit (60); and the evaluation unit (61) is designed to determine wear on the sliding surfaces of the slide rings and/or of the torque-transmission device (41) if electrical variables of the electrical circuit (7) have changed.

Classes IPC  ?

• G01B 7/06 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer la longueur, la largeur ou l'épaisseur pour mesurer l'épaisseur
• G01M 13/005 - Bagues d’étanchéité
• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a mechanical face seal assembly (1) comprising: a mechanical face seal (2) having a rotating slide ring (3) and a stationary slide ring (4), which define a sealing gap (5) between their sliding surfaces; a through-opening (40) in the stationary slide ring (4), the through-opening being designed to guide a sealing fluid into the sealing gap (5) between the sliding surfaces; wherein the through-opening (40) has a mouth (41) directed toward the sealing gap, wherein at the sealing gap (5) the mouth of the through-opening (41) divides the sealing gap into a first annular sealing gap region (51) and a second annular sealing gap region (52), wherein in the first sealing gap region (51) a conveying arrangement (6) is arranged on at least one of the sliding-surface regions located there, wherein the conveying arrangement (6) is designed to convey sealing fluid, which is supplied via the through-opening, into a pressure chamber (7) in which there is a first pressure P1, and wherein in a pre-chamber (8) adjacent to the stationary slide ring (4), through which pre-chamber the sealing fluid is supplied to the through-opening (40), there is a second pressure P2 which is less than the first pressure P1.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a floating ring seal comprising: a floating ring (2) having a radial sealing surface (20) designed for sealing against a rotating component (3); a multi-part housing (4) which accommodates the floating ring, wherein an annular intermediate space (6) is provided between the housing and the floating ring (2); and a rotation-preventing unit (5) designed to prevent the floating ring (2) from rotating with the rotating component (3), wherein the rotation-preventing unit (5) has a flexible element (50), a first fixing device (51) and a second fixing device (52), wherein the first fixing device (51) fixes the flexible element to the floating ring (2) and the second fixing device (52) fixes the flexible element to the housing (4), and wherein the flexible element (50) is designed to allow axial and radial movements of the floating ring (2).

Classes IPC  ?

• F16J 15/30 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour bagues d'étanchéité rigides les bagues d'étanchéité étant en graphite
• F16J 15/3224 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre étant capable de s’adapter à des variations de distances ou de désalignement entre les surfaces, p. ex. capable de compenser des défauts d’excentricité ou des déviations angulaires
• F16J 15/44 - Garnitures discontinues

Abrégé

The invention relates to a slide ring seal arrangement, comprising: a slide ring seal (2) having a rotating slide ring (3) with a first sliding surface (30) and a stationary slide ring (4) with a second sliding surface (40), a sealing gap (5) being defined between the sliding surfaces (30, 40); a torque device (6) for transferring a torque between one of the slide rings and a slide ring carrier (31, 41), the torque device (6) having a plurality of transfer elements (60, 70) that are configured to transfer torque between the slide ring carrier (31, 41) and the slide ring such that a total torque is distributed over the plurality of transfer elements (60, 70), the slide ring carrier (31, 41) having first receiving openings (61) with an arched cross-section, when seen from a cross-sectional point of view, and the slide ring having second receiving openings (62) with an arched cross-section, when seen from a cross-sectional point of view, the transfer elements (60, 70) being arranged in the first and second receiving opening (61, 62).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a sliding ring of a sliding ring seal assembly, comprising a sintered ceramic ring (41), which comprises a sliding surface (4a) and is produced from an electrically nonconductive ceramic material, and an electrically conductive contact body (42), which is designed for electric contacting purposes and is arranged in a recess (40) in the ring (41), wherein the electrically conductive contact body (42) has a first region (42a) and a second region (42b), the first region (42a) is arranged in the recess (40) at the recess (40) end oriented towards the sliding surface (4a) and fills a part of the recess (40), and the second region (42b) fills the rest of the remaining recess (40). The first region (42a) is made of a first electrically conductive ceramic material with a first degree of hardness, and the second region (42b) is made of a second electrically conductive material with a second degree of hardness. The first degree of hardness of the first region (42a) is greater than the second degree of hardness of the second region (42b).

Classes IPC  ?

• F16J 15/3268 - Montage des bagues d’étanchéité
• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• G01M 13/005 - Bagues d’étanchéité

Abrégé

The invention relates to a mechanical seal assembly comprising a mechanical seal (2) with a rotating sliding ring (3) and a stationary sliding ring (4), wherein a seal gap (5) is defined between a sliding surface (3a) of the rotating sliding ring (3) and a sliding surface (4a) of the stationary sliding ring (4), and a combination pre-tensioning and sealing device (6) for sealing and pre-tensioning one of the two sliding rings in the axial direction (X-X). The pre-tensioning and sealing device (6) comprises a circumferentially closed bellows (60) and a spring device (61), and the bellows (60) is designed as an auxiliary seal element for the mechanical seal and provides a seal on one of the sliding rings. The bellows (60) exerts a first pre-tensioning force F1 in a first axial direction X1, and the spring device (61) exerts a second pre-tensioning force F2 in a second axial direction X2 which is opposite the first axial direction X1. The absolute value of the first pre-tensioning force F1 and the second pre-tensioning force F2 differ such that the resulting force F0 of the pre-tensioning and sealing device (6) acts in the direction of the sliding rings (3, 4) for pre-tensioning purposes.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/36 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties reliée par un diaphragme à l'autre partie

Abrégé

The invention relates to a compensation device for compensating for movements in an axial direction X-X between two components, comprising a circumferentially closed bellows (2) and a spring device (3) which is connected to the bellows (2), wherein the bellows (2) provides a sealing function between an inner region (4) and an outer region (5) of the bellows, wherein the bellows (2) exerts a first pre-tensioning force F1 in a first axial direction X1, and the spring device (3) exerts a second pre-tensioning force F2 in a second axial direction X2 which is opposite the first axial direction X1. The absolute value of the first pre-tensioning force F1 differs from the second pre-tensioning force F2 such that a resulting pre-tensioning force F0 acting in the axial direction is produced.

Classes IPC  ?

• F16L 51/02 - Compensation de la dilatation dans les canalisations utilisant un soufflet ou un tube dilatable en accordéon ou ondulé

Produits et services

shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Cassette-type mechanical seals; Mechanical seals with confining fluid seals; Mechanical seals with a flushing function; Mechanical seals with leakage recirculation; Mechanical seals with leakage control; Slide rings; All the aforesaid goods being parts of machines.

Abrégé

The invention relates to a liquid-lubricated mechanical seal assembly comprising a mechanical seal (2) having a rotating slide ring (3) and a stationary slide ring (4), wherein a sealing gap (5) is defined between a sliding surface of the rotating slide ring (3) and a sliding surface of the stationary slide ring (4), and an ultrasound arrangement (6) having an ultrasound generator (60) and at least one ultrasound head (61), wherein the ultrasound arrangement (6) is configured to direct ultrasonic waves (62) for cleaning onto components of the mechanical seal assembly (1), in order to remove dirt (7) which adheres to the components of the mechanical seal assembly.

Classes IPC  ?

• B08B 7/02 - Nettoyage par des procédés non prévus dans une seule autre sous-classe ou un seul groupe de la présente sous-classe par distorsion, battage ou vibration de la surface à nettoyer
• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Produits et services

Couplings of metal for tubing; couplings of metal for tubing; metallic compensators. Sealing joints [parts of machines]; joints for pipes (metal -) [parts of machines]; linking devices [parts of machines]; machine parts, namely, mechanical seals. Non-metal expansion joints, including fabric and rubber expansion joints, for piping and ducting.

Abrégé

The invention relates to a conveying device for conveying a liquid, comprising a rotatable part (61) and a stationary part (62), wherein there is a conveying gap (63) between the rotatable part (61) and the stationary part (62), and wherein a Tesla-valve-like conveying channel (63) is formed on the rotatable part (61) and/or on the stationary part (62), the conveying channel (63) having a greater flow resistance in one through-flow direction than in the other through-flow direction.

Classes IPC  ?

• F16J 15/16 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre
• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F04D 29/10 - Joints d'étanchéité pour arbre

Abrégé

The invention relates to a mechanical seal assembly comprising: a mechanical seal (2) having a rotating seal ring (3) and a stationary seal ring (4) which define a sealing gap (5) between their seal surfaces (3a), (4a); a retaining component (6), (7) which is located on a rear side (3b), (4b) of one of the seal rings (3, 4), the retaining component (6), (7) having a base surface (60), (70) directed towards the rear side (3b), (4b) of the seal ring (2), (4), the base surface (60), (70) comprising, in the axial direction of the mechanical seal, a projecting web (10), a first annular groove (8), and a second annular groove (9), the first annular groove (8), the second annular groove (9) and the annular web (10) being arranged concentrically to one another and the annular web (10) projecting by a length s beyond the base surface (60), (70) of the retaining component (6), (7), the annular web (10) being in contact with the rear side (3b), (4b) of the seal ring (3), (4) in order to provide support on the rear side of the seal ring, the annular web (10) being located between the first annular groove (8) and the second annular groove (9), and the first annular groove (8) and the second annular groove (9) being arranged immediately adjacent to the annular web.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/38 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties rendue étanche par une garniture

Abrégé

The invention relates to a method of monitoring a mechanical seal arrangement (1) comprising the steps of: acquiring operational data of an individual mechanical seal arrangement (1) on a test bench (11), the acquired operational data being defined as the nominal data (17), incorporating the individual mechanical seal arrangement (1) into a sealing system (12), acquiring operational data from the individual mechanical seal arrangement (1) in the condition incorporated into the sealing system (12), the acquired operational data being defined as the actual data (18), and comparing the nominal data (17) with the actual data (18).

Classes IPC  ?

• G01M 3/02 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide

Abrégé

The invention relates to a sliding-ring seal arrangement comprising a sliding-ring seal (2; 12) having a rotating sliding ring (3; 13) and a stationary sliding ring (4; 14), which define a sealing gap (5; 15) between their sliding surfaces, a pre-assembled assembly having a first sensor (6) and a first line arrangement (60) and a second sensor (7) having a second line arrangement (70), wherein the first line arrangement (60) and the second line arrangement (70) are combined to form a common cable harness (9), and wherein a free end of the common cable harness (9) has a multipole combination connector (10) having a plurality of contacts.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• H01R 31/00 - Pièces de couplage supportées seulement par la coopération avec la pièce complémentaire

Abrégé

The invention relates to a mechanical seal arrangement comprising a mechanical seal (2) having a rotating sliding ring (3) and a stationary sliding ring (4) defining a sealing gap (5) between the sealing surfaces (30, 40) thereof, a slide ring carrier (6) for holding the stationary sliding ring (4), an axially movable thrust ring (7) arranged on a rear side (43) of the stationary sliding ring (4) between the slide ring carrier (6) and the stationary sliding ring, a pretensioning device (8) arranged between the thrust ring (7) and the slide ring carrier (6) to pretension the stationary sliding ring (4) in the axial direction X-X of the mechanical seal arrangement, and an anti-rotation device (10) to keep the stationary sliding ring (4) rotationally fixed and axially movable, the anti-rotation device (10) having a first transmission device (11) for transmitting force between the sliding ring carrier (6) and the thrust ring (7) and a second transmission device (12) for transmitting force between the thrust ring (7) and the stationary sliding ring (4), and wherein a locking element (13) is arranged on the first transmission device (11) to secure the thrust ring (7) against axial disengagement.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Produits et services

(1) Couplings of metal for tubing; couplings of metal for tubing; metallic compensators. (2) Sealing joints [parts of machines]; joints for pipes (metal -) [parts of machines]; linking devices [parts of machines]; machine parts, namely, mechanical seals. (3) Non-metal expansion joints, including fabric and rubber expansion joints, for piping and ducting.

Produits et services

Couplings of metal for tubing. Sealing joints being parts of machines; joints for pipes being parts of machines; linking devices in the nature of tension links being parts of machines; machine parts, namely, mechanical seals. Non-metal expansion joints, including fabric and rubber expansion joints, for piping and rigid ducting.

Produits et services

(1) Shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; cassette-type mechanical seals; mechanical seals with confining fluid seals; mechanical seals with a flushing function; mechanical seals with leakage recirculation; mechanical seals with leakage control; all the aforesaid goods being parts of machines; mechanical apparatus and devices for storage, pressurisation, circulation and/or temperature control of fluids for use in mechanical seals; mechanical apparatus and devices, namely buffer pressure units, fluid refill units, fluid circulation units, separators for impurities, apparatus and devices for collecting leakages; gas supply devices for mechanical seals with gas lubrication. (2) Sensors, detectors and monitoring instruments; data processing apparatus; software. (3) Packing and stopping materials, including mechanical joint packings of all kinds, stuffing rings, lip seals, gap seals, labyrinth seals, gland nuts, seals for rotary kilns. (1) Sales demonstration [for others]; arranging of demonstrations for advertising purposes; business advisory and information services; business consultancy and providing of business information; advisory services relating to the purchase of goods on behalf of business; operating electronic markets on the internet through the online execution of contracts, both for the sale of goods and the providing of services [providing of an online marketplace for buyers and sellers of goods and services]; arranging and conclusion of commercial transactions within the framework of an electronic store; operating and providing an online ordering system. (2) Installation and maintenance of mechanical seals. (3) Provision of training courses. (4) Consultancy services relating to product engineering; technical consultancy relating to mechanical seals; software development, programming and implementation; professional technical consultancy relating to gaskets; software development; providing computer programs on data networks; computer software consultancy; creation, servicing, installation, improvement, design, maintenance, updating and implementation of software and computer programs in networks; creating technical documentation for operating slide seal rings as well as technical support for handling software and computer programmes; rental of computer programs and software; support for the handling of software and computer programs. (5) Licensing of computer programs and software.

Produits et services

(1) Shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; cassette-type mechanical seals; mechanical seals with confining fluid seals; mechanical seals with a flushing function; mechanical seals with leakage recirculation; mechanical seals with leakage control; slide rings; all the aforesaid goods being parts of machines; mechanical apparatus and devices for storage, pressurisation, circulation and/or temperature control of fluids for use in mechanical seals; mechanical apparatus and devices, namely buffer pressure units, fluid refill units, fluid circulation units, separators for impurities, apparatus and devices for collecting leakages; gas supply devices for mechanical seals with gas lubrication. (2) Sensors, detectors and monitoring instruments; data processing apparatus; software. (1) Installation and maintenance of mechanical seals. (2) Provision of training courses. (3) Consultancy services relating to product engineering; technological consultancy relating to mechanical seals; software development, programming and implementation; professional technological consultancy relating to gaskets; software development; providing computer programs on data networks; computer software consultancy; creation, servicing, installation, improvement, design, maintenance, updating and implementation of software and computer programs in networks; creating documentation and technical support for the handling of software and computer programs; renting of computer programs and software. (4) Licensing of computer programs and software.

Produits et services

Shaft seals being machine parts in the nature of mechanical seals, bearing housings for machines, single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; cassette-type mechanical seals; mechanical seals with confining fluid seals; mechanical seals with a flushing function; mechanical seals with leakage recirculation; mechanical seals with leakage control; all the aforesaid goods being parts of machines; mechanical apparatus and devices for storage, pressurisation, circulation and temperature control of fluids for use in mechanical seals being structural parts for machine parts in the nature of mechanical seals; mechanical apparatus and devices, namely, buffer pressure units, fluid refill units, fluid circulation units, separators for impurities, and apparatus and devices for collecting leakages, all being structural parts for machine parts in the nature of mechanical seals; gas supply devices for mechanical seals with gas lubrication being structural parts for machine parts in the nature of mechanical seals Sensors, detectors, and monitoring instruments, being temperature sensors, for use with machine parts in the nature of mechanical shaft seals Packing and stopping materials, namely, mechanical joint packings being low-density polyurethane foam, stuffing of rubber in the form of rings, and packing material for forming seals in particular lip seals, gap seals, labyrinth seals, gland nuts, and seals for rotary kilns Installation and maintenance of mechanical seals in the nature of machine parts

Abrégé

a), which recess opens into the first slot (9).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a method of operating a mechanical seal assembly (1) having a mechanical seal (2) with a rotating sliding ring (3) and a stationary sliding ring (4), defining a sealing gap (5) between the sliding surfaces thereof, comprising the steps of: collecting operating data and/or environmental data of the mechanical seal (2), transmitting the collected operating data and/or environmental data to a digital twin (31) of the mechanical seal (2), simulating and monitoring the operation of the mechanical seal (2) using the digital twin (31) based on the transmitted operating data and/or environmental data of the mechanical seal (2), and retransmitting a simulation result and/or data of the digital twin.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a seal arrangement of a rotary kiln for sealing to a rotary tube having a first and a second seal half (10, 20) and a first and a second traction system (3, 4), wherein the two seal halves (10, 20) apply a traction force (F) by means of the two traction systems (3, 4) for sealing to the outer circumference of the rotary tube.

Classes IPC  ?

• F27B 7/24 - Dispositifs d'étanchéité entre les pièces rotatives et fixes
• F27D 99/00 - Matière non prévue dans les autres groupes de la présente sous-classe

Produits et services

(1) Mechanical seals and parts thereof; shaft seals; single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; cassette-type mechanical seals; mechanical seals with a flushing function; mechanical seals with leakage recirculation; mechanical seals with leakage control; all the aforesaid goods being parts of machines; mechanical apparatus and devices for storage, pressurisation, circulation and/or temperature control of fluids for use in mechanical seals; mechanical apparatus and devices, namely buffer pressure units, fluid refill units, fluid circulation units, separators for impurities, apparatus and devices for collecting leakages; gas supply devices for mechanical seals with gas lubrication.

Abrégé

The present invention relates to a sliding ring sealing arrangement comprising a sliding-ring seal (2) having a rotating sliding ring (3) and a stationary sliding ring (4), which define a sealing gap (5) between their sliding surfaces (3a, 4a) in order to seal a product region (10) from an atmospheric region (11), also comprising a sliding-ring carrier (40) for the stationary sliding ring (4), further comprising a prestressing element (6), in order to prestress the stationary sliding ring (4) in the axial direction (X-X), and additionally comprising a sealing element (7; 17), which is in the form of an annular disc and provides sealing between a housing component (8) and the sliding-ring carrier (40) of the stationary sliding ring (4), wherein the annular-disc-form sealing element (7; 17) has an inner end region (71; 171), an outer end region (72; 170) and an intermediate region (70; 170), which connects the inner end region to the outer end region, and wherein the inner end region and the outer end region are arranged so as to be offset in relation to one another by a distance (A) in the axial direction (X-X) of the sliding ring sealing arrangement.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/36 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties reliée par un diaphragme à l'autre partie

Abrégé

The invention relates to a slip-ring seal assembly for sealing a process chamber (6) which is filled with a non-toxic, gaseous process medium, with respect to a storage chamber (8), the assembly comprising: a first slip-ring seal (2) having a rotating slip ring (20) with a first slip surface (20a), and having a stationary slip ring (21) with a second slip surface (21a), which slip rings define a first sealing gap (22) between the slip surfaces (20a, 21a); a second slip-ring seal (3) having a rotating slip ring (30) with a third slip surface (30a), and having a stationary slip ring (31) with a fourth slip surface (31a), which slip rings define a second sealing gap (32) between the slip surfaces (30a, 31a); a first preloading device (4) which preloads the stationary slip ring (21) of the first slip ring seal (2) in the axial direction (X-X), and a second preloading device (5) which preloads the stationary slip ring (31) of the second slip ring seal (3) in the axial direction (X-X); a fluid chamber (7) which is located between the first slip-ring seal (2) and the second slip-ring seal (3) and which is fluidically connected to the first and the second sealing gap and, during operation, receives leakage from the process chamber (6) via the first sealing gap (22), and from which a return line (9) leads away that is designed to return process medium from the fluid chamber (7) to a process area.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/00 - Joints d'étanchéité

Produits et services

Couplings of metal for tubing; couplings of metal for tubing; metallic compensators. Sealing joints [parts of machines]; joints for pipes (metal -) [parts of machines]; linking devices [parts of machines]; mechanical seals [machine parts]. Expansion joints, including fabric and rubber expansion joints, being parts of air or gas conduit systems. Installation, maintenance and repair of expansion joints, couplings, connectors, sealing joints, mechanical seals and seals.

Abrégé

The invention relates to a mechanical seal comprising a rotating slide ring and a stationary slide ring defining a sealing gap therebetween, one of the slide rings having at least a first row of a plurality of first grooves with a foot region on a first radius and a head region on a second radius wherein a second circumferential sliding region is provided between the head regions of the radially outermost row of grooves of the slide ring and an outer radial edge of the slide ring, the other of the slide rings having at least a second row of a plurality of second grooves with a foot region at a third radius and a head region at a fourth radius wherein a second circumferential sliding region is provided between the head regions of the radially outermost row of grooves of the slide ring and an external radial edge of the slide ring, wherein the first radius is smaller than the third radius, and wherein the second radius is smaller than the fourth radius.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a sliding ring of a sliding ring seal arrangement, comprising a sintered ceramic ring (41) with a sliding surface (4a) which is produced from a non-electrically-conductive ceramic material, a contact body (42) which is designed for electrical contacting and is arranged in the ring (41), wherein the electrical contact body (42) is produced from a sintered ceramic material which is electrically conductive, and wherein the electrical contact body (42) is arranged in a recess (40) in the ring (41) and fills the recess (40).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Produits et services

Expansion joints, in particular fabric and rubber expansion joints, being structural parts of air and gas conduit systems in the nature of air and gas purification machines

Abrégé

a), a pre-tensioning device (6), to pre-tension one of the two sliding rings in the axial direction (X-X), a secondary sealing member (7) disposed on a rear side (40) of the axially pre-tensioned sliding ring, the pre-tensioning device (6) pre-tensioning the axially pre-tensioned sliding ring via the secondary sealing member (7), and a sleeve (8), which is arranged radially inside the secondary sealing member (7), the secondary sealing member (7) being arranged on the rear side (40) of the axially pre-tensioned sliding ring, the secondary sealing member (7) having a sealing edge (70) which is closed in an annular shape in the circumferential direction which projects from the secondary sealing member (7) in the axial direction (X-X) to the axially pre-tensioned sliding ring, wherein the sealing edge (70) seals against the rear side (40) of the axially pre-tensioned sliding ring, and wherein the secondary sealing member (7) further seals against the outer circumference of the sleeve (8) with an inner circumferential surface (73).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Produits et services

Couplings of metal for tubing; Couplings of metal for tubing; Metallic compensators. Sealing joints [parts of machines]; Joints for pipes (metal -) [parts of machines]; Linking devices [parts of machines]; Machine parts, namely, Mechanical seals. Expansion joints, including fabric and rubber expansion joints, being parts of air or gas conduit systems.

Abrégé

The invention relates to a stationary slide ring of a slide ring sealing arrangement, comprising a main body (41) having a sliding surface (40) and a wear measuring device (6), which is arranged on the main body (41) in order to detect wear of the sliding surface (40) of the stationary slide guide based on a change in an electrical quantity, wherein the wear measuring device (6) has an electrical voltage source (60), a measuring area (6a) on the sliding surface (40), an electrical supply line (61), which electrically connects the voltage source (60) to the measuring area (6a), and an electrical return line (62), which electrically connects the measuring area (6a) to the voltage source (60), and wherein the measuring area (6a) is arranged in a depression (42) in the sliding surface (40).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a stationary slip ring of a slip ring seal assembly, comprising a main body (41) having a main surface (40b) on which a coating (9) is applied, the coating (9) forming a slip surface (40) of the stationary slip ring, and a wear-measuring device (6) which is disposed on the main body (41) in order to determine wear of the stationary slip ring (4) based on a change in an electrical variable, the wear-measuring device (6) having an electrical voltage source (60), an electrical supply line (61) and an electrical return line (62), the electrical supply line (61) leading from the voltage source (60) to the main surface (40b) of the stationary slip ring (4), the electrical return line (62) leading from the main surface (40b) of the stationary slip ring (4) to the voltage source (60) and the electrical supply line (61) being electrically connected to the electrical return line (62) by means of the coating (9), which is electrically conductive.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/3292 - Structures lamellaires
• F16J 15/3296 - Agencements pour la surveillance de l’état physique ou du fonctionnement des joints élastiquesAgencements pour le contrôle des joints élastiques, p. ex. de leur géométrie ou rigidité

Abrégé

The invention relates to a stationary slip ring of a slip ring seal arrangement, comprising a base body (41) with a slip surface (40) and a wear measuring device (6) that is arranged on the base body (41) in order to detect wear of the slip surface (40) of the stationary slip ring on the basis of a change in an electrical variable, wherein the wear measuring device (6) has an electrical voltage source (60), a measurement region (6a), an electrical supply line (61), which electrically connects the voltage source (60) to the measuring region (6a), and an electrical return line (62), which electrically connects the measurement region (6a) to the voltage source (60), wherein the base body (41) has a base surface (42) facing the sealing gap (5) and on which a coating (15) is arranged which forms the slip surface (40) of the stationary slip ring, and wherein the measuring region (6a) is arranged on the base surface (42) and completely covered by the coating (15).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/3292 - Structures lamellaires

Abrégé

The invention relates to a mechanical seal assembly comprising a slide ring seal (2) having a rotating slide ring (3) with a first slide surface (30) and a stationary slide ring (4) with a second slide surface (40), a sealing gap (5) being defined between the first and second slide surfaces, the stationary slide ring (4) having a through hole (42) extending from a rear side (41) of the stationary slide ring to an orifice (43) of the second slide surface (40) and a gas supply line (8) extending from a gas source to an inlet (44) of the through hole (42) at the rear side of the stationary slide ring, wherein grooves (6, 7) are formed in at least one of the sliding surfaces (30, 40), the grooves being arranged in radial direction between the orifice (43) of the through hole (42) and a radially outer outlet portion (50) of the sealing gap (5).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/40 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par un fluide

Produits et services

Carbon swimming ring mechanical seals; Shaft mechanical seals with and without chamber design; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Cassette-type mechanical seals; Mechanical seals with confining fluid seals; Mechanical seals with a flushing function; Mechanical seals with leakage recirculation; Mechanical seals with leakage control; Slide rings being sliding bearings for machines; All the aforesaid goods being parts of machines

Produits et services

Carbon swimming ring mechanical seals; Shaft mechanical seals with and without chamber design; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Cassette-type mechanical seals; Mechanical seals with confining fluid seals; Mechanical seals with a flushing function; Mechanical seals with leakage recirculation; Mechanical seals with leakage control; Slide rings being sliding bearings for machines; All the aforesaid goods being parts of machines

Produits et services

Carbon swimming ring mechanical seals; Shaft mechanical seals with and without chamber design; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Cassette-type mechanical seals; Mechanical seals with confining fluid seals; Mechanical seals with a flushing function; Mechanical seals with leakage recirculation; Mechanical seals with leakage control; Slide rings being sliding bearings for machines; All the aforesaid goods being parts of machines

Produits et services

Interactive software. Sales demonstration [for others]; Arranging of demonstrations for advertising purposes; Business advisory and information services; Business advice, inquiries or information; Advisory services relating to the purchase of goods on behalf of business; Operating electronic markets on the internet through the online execution of contracts, both for the sale of goods and the providing of services; Arranging and conclusion of commercial transactions within the framework of an electronic store; Operating and providing an online ordering system. Consultancy services relating to product engineering; Counselling, Relating to the following sectors: Mechanical seals; Software development, programming and implementation; professional advisory services, in relation to the following goods: Sealing (gaskets -); Software development; Providing computer programs on data networks; Computer software consultancy; Establishment, servicing, installation, improvement, design, maintenance, updating and implementation of networks, rental of software and computer programs; Creating documentation and technical support for the handling of software and computer programs. Licensing of computer programs and software.

Abrégé

The invention relates to a mechanical end-face seal assembly (1) for providing a seal between a high-pressure region (8) and a low-pressure region (9) on a rotating component (7), comprising a mechanical seal (2) with a rotating seal ring (3), which comprises a first seal surface (30), and a stationary seal ring (4), which comprises a second seal surface (40), a seal gap (5) being defined between the seal surfaces (30, 40); a seal ring support (31) for the rotating seal ring (3), wherein the seal ring support is designed to rotationally fix the rotating seal ring (3) to the rotating component (7), and the seal ring support (31) has a sleeve region (32); and a force support assembly (6) which is designed to support an axial force (F) acting on the mechanical end-face seal assembly (1). The force support assembly (6) is arranged on an end face (32a) of the sleeve region (32) of the seal ring support (31), and the force support assembly (6) has a clamping sleeve (60), a conical sleeve (61), and a split ring (62) with at least two segments (621, 622). A conical connection is formed between the clamping sleeve (60) and the conical sleeve (61), said conical connection comprising a first cone surface (60a) on the clamping sleeve (60) and a second cone surface (61a) on the conical sleeve (61). The clamping sleeve (60) lies against the end face (32a) of the sleeve region (32), and the conical sleeve (61) lies against a lateral surface (62a) of the split ring (62).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a mechanical face seal assembly, comprising: - a mechanical face seal (2), which has a rotating face seal ring (3) and a stationary face seal ring (4), which define a sealing gap (5) between their sliding faces (3a, 4a); and - a torque-measuring device (6), which is designed to sense a torque applied to the stationary face seal ring (4); wherein: the torque-measuring device (6) comprises a measuring unit (7) and a sensor (9); a foot (72) of the measuring unit (7) is fastened to a housing (8), and the measuring unit (7) has a free end (71), which protrudes in a groove (40) formed in an outer periphery of the stationary face seal ring (4); and the sensor (9) is designed to sense a position change of the measuring unit (7) in the groove (40).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• G01M 13/005 - Bagues d’étanchéité

Abrégé

The invention relates to a mechanical seal arrangement comprising a mechanical seal (2) having a rotating seal ring (21) and a stationary seal ring (22) defining a seal gap (23) therebetween, a secondary seal (3) arranged on a back surface of one of the seal rings facing away from a sealing surface of the seal ring, the secondary seal (3) being made of a base material and having a coating (7) such that a material bond is formed between the coating (7) and the base material of the secondary seal, the secondary seal (3) being made of a base material and having a coating (7) such that a substance-to-substance connection is formed between the coating (7) and the base material of the secondary seal, a sleeve-shaped member (4) arranged radially inside the secondary seal (3), wherein a gap (5) having a gap height (H) is present between the sleeve-shaped component (4) and a region of one of the sliding rings facing radially inwards, the secondary seal (3) seals against the back side of this slide ring and the sleeve-shaped component (4), wherein the coating (7) is provided on a first side (31) of the secondary seal (3), which first side facing the sliding ring, and a second side (32) of the secondary seal (3) which second side facing the sleeve-shaped component (4), wherein a stiffness of the coating (7) is greater than a stiffness of the base material of the secondary seal (3) and wherein a thickness (D) of the coating is smaller than or equal to a gap height (H) of the gap (5).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Produits et services

Shaft seals; single-acting and double-acting mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; box-type mechanical seals; mechanical seals with sealing fluid supply; mechanical seals with rinse functions; mechanical seals with leak recovery mechanisms; mechanical seals with leak checking mechanisms; all the aforesaid goods being machine parts; mechanical apparatus and equipment for pressurization, circulation and/or tempering of fluids used in mechanical seals; mechanical apparatus and equipment, namely counter-pressure units, fluid backfeed units, fluid circulating units, separators for impurities; apparatus and equipment for leak collection; gas supply units (machine parts) for mechanical seals with gas lubrication.. Packing and stopping materials, including mechanical seals of all kinds, in particular sealing rings, lip seals, gap seals, labyrinth seals, gland sealings, seals for rotary tubular kilns.. Installation and maintenance of mechanical seals..

Abrégé

The invention relates to a mechanical seal arrangement comprising a slide ring seal (2) having a rotating slide ring (3) and a stationary slide ring (4) defining a sealing gap (5) therebetween, the rotating slide ring (3) having a first slide surface (30) with a first information structure (6), the stationary slide ring (4) having a second slide surface (40) with a second information structure (7) wherein the first information structure (6) and the second information structure (7) at least partially overlap in an overlap area (16), at least one sensor (8) for detecting sound and/or vibration, wherein the sound and/or the vibration is generated by the first information structure (6) when moving past the second information structure (7), and an evaluation unit (10), which is arranged to compare the sound and/or the vibrations detected with set values and to output a comparison result, characterized in that the second information structure (7) has a second sliding surface (40) with a second information structure (7), wherein the first information structure (6) and the second information structure (7) at least partially overlap in an overlap area (16).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Produits et services

Shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; cassette-type mechanical seals; mechanical seals with confining fluid seals; mechanical seals with a flushing function; mechanical seals with leakage recirculation; mechanical seals with leakage control; slide rings; carbon floating ring seals; all the aforesaid goods being parts of machines.

Produits et services

Couplings of metal for tubing; Couplings of metal for tubing; Metallic compensators. Sealing joints [parts of machines]; Joints for pipes (metal -) [parts of machines]; Linking devices [parts of machines]; Mechanical seals [machine parts]. Expansion joints, including fabric and rubber expansion joints, being parts of air or gas conduit systems. Installation, maintenance and repair of expansion joints, couplings, connectors, sealing joints, mechanical seals and seals.

Abrégé

The invention relates to a mechanical seal arrangement comprising a first slide ring seal (2) having a rotating slide ring (21) and a stationary slide ring (22) defining a sealing gap (23) therebetween, a shaft sleeve (4), a driver (5) which connects the shaft sleeve (4) to the rotating slide ring (21) and which is arranged to transmit rotation of the shaft sleeve (4) to the rotating slide ring (21) a connecting arrangement (6) for connecting the shaft sleeve (4) to the driver (5), the connecting arrangement (6) comprising at least two rotary locks (60) and at least two recesses (40) in the shaft sleeve (4), wherein each of the rotary locks (60) has a bearing portion (61) and a locking portion (62), wherein the locking portion (62) laterally projects beyond the bearing portion (61), and wherein a rotational axis (Y-Y) of each rotary lock (60) is parallel to a central axis (X-X) of the shaft sleeve (4).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Produits et services

Carbon swimming ring seals; Shaft seals with and without chamber design; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Cassette-type mechanical seals; Mechanical seals with confining fluid seals; Mechanical seals with a flushing function; Mechanical seals with leakage recirculation; Mechanical seals with leakage control; Slide rings; All the aforesaid goods being parts of machines.

Produits et services

Carbon swimming ring seals; Shaft seals with and without chamber design; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Cassette-type mechanical seals; Mechanical seals with confining fluid seals; Mechanical seals with a flushing function; Mechanical seals with leakage recirculation; Mechanical seals with leakage control; Slide rings; All the aforesaid goods being parts of machines.

Produits et services

Carbon swimming ring seals; Shaft seals with and without chamber design; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Cassette-type mechanical seals; Mechanical seals with confining fluid seals; Mechanical seals with a flushing function; Mechanical seals with leakage recirculation; Mechanical seals with leakage control; Slide rings; All the aforesaid goods being parts of machines.

Produits et services

Compressors; pumps; heat exchangers [machine parts]; filters, including magnetic filters, cyclone separators; valves and cocks, in particular ball cocks; magnetic couplings for sealing purposes or for non-contact power transmission; conveyors, in particular in the form of conveying threads, for mechanical seals, in particular for cartridge sliding-ring seals; static or dynamic seal units, in particular seal supply units intended for sliding-ring seals or supply units for other technical installations, such as oil and water installations, in particular supply units with quench liquid units, thermosyphon units, seal gas units, seal pressure units, make-up devices, heat exchangers, magnetic filters or gas supply units; pressure intensifiers for sliding-ring seals; shaft seals; single-acting and double-acting sliding-ring seals with gas or liquid lubrication for sealing liquid or gaseous media; rotary kiln seals and sealing units; compensator aggregates and vibration decouplers for piping and duct systems, in particular for exhaust gas systems or for compensation of heat expansion, vibrations, movements or inaccuracies during assembly; rotary transmission units; sealing units for maritime applications, in particular stem seals, sealing systems for bulkheads, extension devices and gear shafts; piston rings for motors or pumps; crankshaft sealing units and seals for motors; turbo charger or charge air compressor seal units; seal units for air conditioning compressors; mechanical apparatus and equipment for storing, pressurising, circulating and/or tempering fluids for use in sliding-ring seals; mechanical apparatus and equipment, namely, seal pressure units, fluid replenishment units, fluid circulation units, contaminant separators, leakage collection apparatus and equipment; gas supply devices for gas lubricated sliding-ring seals; all the aforesaid goods as parts of machines; magnetic couplings for sealing purposes, in particular hermetically sealed magnetic couplings for use with machines; seals and systems consisting thereof as parts of aircraft engines; articulated sealing systems and vibration decouplers in exhaust systems, in particular metal bellows or spring-loaded metal bellows; distribution units as accessories for pumps [machines], as far as included in this class. Control, regulating and monitoring apparatus; pressure maintenance units [measuring apparatus], pressure regulating units [pressure regulators] and electric pressure distributors and measuring apparatus, in particular apparatus for measuring pressure, temperature, flow rate for level monitoring and quench liquid supply apparatus and systems consisting thereof as well as diagnostic apparatus for seals, in particular for sliding-ring seals, for seal pressure systems as well as for other technical installations; apparatus and devices for the control of seals, in particular sliding-ring seals; software for use in the field of sealing technology, in particular in the field of sliding-ring seals or for computer-aided selection of possible types of seals as well as software of this type accessible or operable via the Internet; sensors, detectors and monitoring instruments and apparatus; data processing apparatus; software. Vehicle parts, as far as included in this class. Sealing and packing material, in particular mechanical seals of all kinds, sealing rings, lip seals, gap seals, labyrinth seals, gland seals, seals for rotary kilns, static or dynamic seals in the form of flat gasket rings, soft-material seals, lip seals, 0-rings, seal rings or 0-rings, profiled rings or profiled elements, piston rings, crankshaft seals, turbo charger or charge air compressor seal units, air conditioning sealing units, spiral sealing rings, manhole seals, static seals for flange connections and pipe connections, mechanical seals, pump or agitator mechanical seals, compressor seals, stationary or rotating gas-lubricated intermediate shaft seals, mechanical seals with lubrication grooves, gas-lubricated crankshaft seals, gas lubricated non-contact turbo charger seals; seals [other than machine parts] and systems made therefrom for vehicles. Installation, maintenance and repair of seals and sealing materials. Conducting and organising training courses, in particular in the field of seals and sealing technology. Technical analysis and consultancy services, in particular in the field of sealing technology; development of seals; development of software for use in the field of sealing technology, in particular in the field of sliding-ring seals and for computer-aided selection of possible types of seals; development, programming and implementation of software; technical specialist consultancy relating to seals; software development; provision of computer programmes in data networks; software consultancy; creation, maintenance, installation, improvement, design, servicing, updating, implementation of software and computer programs in networks; preparation of technical documentation for the operation of sliding-ring seals, as well as technical assistance for the handling of software and computer programs; leasing of software and computer programs; support services namely technical advice for the handling of software and computer programs.

Abrégé

The invention relates to a mechanical face seal assembly, comprising: - a mechanical face seal (2), which has a rotating slide ring (21) having a first sliding surface (21a) and a stationary slide ring (22) having a second sliding surface (22a), wherein a sealing gap (20) is defined between the sliding surfaces (21a, 22a); - a through-hole (3), which runs through the stationary slide ring (22) to the second sliding surface (22a); - a sensor device (4) designed to directly sense wear of the second sliding surface (22a) of the stationary slide ring (22), the sensor device (4) being disposed at least partly in the through-hole (3), and the sensor device (4) being designed to sense a change in an electrical variable in the through-hole (3); and - a fluid-tight cover (5), which is disposed on a side of the sensor device (4) facing the sealing gap (20) and covers the through-hole (3) in a fluid-tight manner, the cover (5) being designed such that, in the event of predefined wear of the second sliding surface (22a) of the stationary slide ring, the cover is damaged such that a fluid in the sealing gap passes through the cover (5) to the sensor device (4) in order to cause a change in the electrical variable in the through-hole (3).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a lip seal (1) for providing sealing on a rotating component, comprising: a base part (2) which has a main body (20) and a rigid lip (21), the rigid lip being integrally disposed on the main body (20); - a movable lip (3) which has a retaining region (30) and a movable lip region (31); and - a support body (4) which is rigidly connected to the base part (2); wherein the retaining region (30) of the movable lip (3) is rigidly clamped between the base part (2) and the support body (4), and wherein a movement space (5) for movement of the movable lip (3) is formed on the movable lip (3).

Classes IPC  ?

• F16J 15/3232 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre ayant plusieurs lèvres
• F16J 15/16 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre
• F16J 15/3216 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre supportée dans une direction parallèle aux surfaces
• F16J 15/322 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre supportée dans une direction perpendiculaire aux surfaces

Abrégé

The invention relates to a compressor arrangement, comprising a compressor (2) for compressing a process gas (13) from an intake region (21) to a delivery region (22), a mechanical face seal arrangement (3) for sealing against a shaft (5) of the compressor (2) with respect to an atmosphere (6), the mechanical face seal arrangement having a mechanical face seal (4) with a stationary seal ring (41) that has a first seal face (41a) and having a rotating seal ring (42) that has a second seal face (42a), which define a sealing gap (40) between the seal faces (41a, 42a), and a barrier fluid supply (7) with barrier fluid line (70), which leads from the pressure region (22) of the compressor (2) to the mechanical face seal (4) and through which process gas is branched off from the delivery region as barrier fluid, the stationary seal ring (41) having a through-opening (8), which runs from a rear side (41b) of the stationary seal ring (41) to an opening on the first seal face (41a) of the stationary seal ring in order to feed process gas from the barrier fluid line (70), through the stationary seal ring (41), to the sealing gap (40).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Produits et services

Machine coupling and transmission components (except for land vehicles); power transmission couplings for water vehicles; power transmission couplings for machines; magnetic clutches, permanent magnet clutches and canned drives, all being parts for machines.

Abrégé

a) thereof, a recirculation conveyor (7) arranged adjacent to the rotating slide ring (3) wherein the recirculation conveyor (7) comprises a recirculation line (19) in which a cooling device (20) for cooling the recirculated fluid is arranged, a recirculation rotor (8) and a hollow cylindrical housing (9), wherein the recirculation line (19) leads to a cavity (6) in the region of the sealing gap (5) of the sliding ring seal (2), wherein the hollow cylindrical housing (9) comprises an inner shell surface (11) and an outer shell surface (12) and wherein a conveyor channel (10) is provided on the outer shell surface (12), which conveyor channel (10) is formed along the outer shell surface (12) from a start portion (13) to an end portion (14) wherein the start portion (13) of the conveyor channel (10) is separated from the end portion (14) by a separating web (15), wherein a plurality of feed openings (16) are provided in the hollow cylindrical housing (9), which open from the inner shell surface (11) into the conveyor channel (10), and wherein a single outlet opening (17) is provided at the end portion (14). (FIG. 1)

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F04D 1/00 - Pompes à flux radial, p. ex. pompes centrifugesPompes hélicocentrifuges
• F04D 29/12 - Joints d'étanchéité pour arbre utilisant des bagues

Abrégé

The invention relates to a method for monitoring a slip-ring seal assembly (1), comprising the steps of: Acquiring operating data of an individual slip-ring seal assembly (1) on a test stand (11), the acquired operating data being defined as target data (17), installing the individual slip-ring seal assembly (1) in a sealing system (12), acquiring operating data of the individual slip-ring seal assembly (1) when installed in the sealing system (12), the acquired operating data being defined as actual data (18), and comparing the target data (17) with the actual data (18).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• G01M 13/005 - Bagues d’étanchéité

Abrégé

The invention relates to a method for monitoring a slip-ring seal assembly (1), comprising the steps of: Acquiring operating data of an individual slip-ring seal assembly (1) on a test stand (11), the acquired operating data being defined as target data (17), installing the individual slip-ring seal assembly (1) in a sealing system (12), acquiring operating data of the individual slip-ring seal assembly (1) when installed in the sealing system (12), the acquired operating data being defined as actual data (18), and comparing the target data (17) with the actual data (18).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• G01M 13/005 - Bagues d’étanchéité

Produits et services

Compressors; pumps; heat exchangers; filters, including magnetic filters, cyclone separators; valves and cocks, in particular ball valves; magnetic couplings for sealing purposes or for contactless power transmission; feeding devices, in particular in the form of feeding threads, for sliding ring seals, in particular in cartridge-type sliding ring seals; static or dynamic seal units, in particular seal supply units intended for sliding ring seals or supply units for other technical installations, such as oil and water installations, in particular supply units with quench liquid units, thermosyphon units, seal gas units, seal pressure units, makeup devices, heat exchangers, magnetic filters or gas supply units; pressure intensifiers for sliding ring seals; shaft seals; single- and double-acting sliding ring seals with gas or liquid lubrication for sealing liquid or gaseous media; rotary kiln seals and sealing units; compensator units and vibration decouplers for pipe and duct systems, especially exhaust systems, to compensate for thermal expansion, vibration, movement or assembly inaccuracies; rotary joint units; sealing units for marine applications, in particular sterntube seals, bulkhead seals, extension units and gear shaft seals; piston rings for engines or pumps; crankshaft seal units and seals for engines; turbocharger or charge air compressor seal units; seal units for air conditioning compressors; mechanical apparatus and equipment for storing, pressurising, circulating and/or tempering fluids for use in sliding ring seals; mechanical appliances and equipment, namely, seal pressure units, fluid replenishment units, fluid circulation units, contaminant separators, leakage collection appliances and equipment; gas supply equipment for sliding ring seals with gas lubrication; all the foregoing being machinery parts; magnetically operating couplings for sealing purposes, in particular hermetically sealed magnetic couplings for use in machines; seals and sealing systems for aircraft engines; articulated sealing systems and vibration decouplers in exhaust systems, in particular metal bellows or spring- loaded metal bellows; mechanical seals; piston rings. Electrical and electronic control, regulating and monitoring apparatus; pressure maintaining, pressure regulating and distributing units as well as measuring apparatus, in particular apparatus for measuring pressure, temperature, flow rate for level monitoring and quench liquid supply apparatus and systems consisting thereof as well as diagnostic apparatus for seals, in particular for sliding ring seals, for barrier pressure systems as well as for other technical equipment; electrical and electronic control apparatus and devices for controlling seals, in particular sliding ring seals; software for use in the field of sealing technology, in particular in the field of sliding ring seals or for the computer-aided selection of possible types of seats, as well as software of this kind accessible or operable via the Internet; sensors, detectors as well as monitoring instruments and apparatus; data processing equipment; software. Structural parts for vehicles. Sealing and packing material, in particular seals, sealing rings, lip seals, gap seals, labyrinth seals, gland seals, seals for rotary kilns, static or dynamic seals in the form of flat gaskets, soft gaskets, lip seals, O-rings, gasket or round sealing rings, profile rings or profile elements, crankshaft seals, turbocharger or charge air compressor seal units, air conditioning seal units, spiral wound gaskets, manhole gaskets, static gaskets for flange and pipe joints, sliding ring seals, pump or agitator sliding ring seals, compressor seals, stationary or rotating gas lubricated intermediate shaft seals, sliding ring seals with lubrication grooves, gas lubricated crankshaft seals, gas lubricated non-contact turbocharger seals; seals and sealing systems for repairing leaks, other than fillers, for vehicle bodywork. Technical analysis and consultancy services, in particular in the field of sealing technology; development of seals; development of software for use in the field of sealing technology, in particular in the field of sliding ring seals and for computerised selection of possible seal types; development, programming and implementation of software; technological specialist consultancy relating to seals; software development; provision of computer programmes in data networks; software consultancy; creation, maintenance, installation, improvement, design, servicing, updating, implementation of software and computer programs in networks; preparation of technical reports for the operation of sliding ring seals, and technical assistance for the handling of software and computer programs; leasing of software and computer programs; technical support services for the handling of software and computer programs.

Abrégé

a), a barrier circuit (10) comprising a barrier fluid cavity (8) which is arranged between the first mechanical seal (2) and the second mechanical seal (3) and is filled with a barrier fluid, the barrier fluid cavity (8) being divided into a first sub-cavity (81) and a second sub-cavity (82), the first subcavity (81) and the second subcavity (82) being separated by a flexible lip seal (7) wherein the second sub-cavity (82) is arranged at the second mechanical seal (3), and wherein the lip seal (7) is arranged such that a flow of barrier fluid from the first subcavity (81) into the second subcavity (82) is allowed and a flow of barrier fluid from the second subcavity to the first subcavity is prevented. (FIG. 2)

Classes IPC  ?

• F16J 15/3204 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre
• B63H 23/32 - Autres parties de la transmission
• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/40 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par un fluide

Abrégé

The invention relates to a mechanical face seal assembly comprising: a gas-lubricated mechanical face seal (2) having a rotating face seal (20) and a stationary face seal (21) which define a sealing gap (22) between the sliding surfaces (20a, 21a) thereof; and an optical sensor device (5) configured to detect dirt, said optical sensor device (5) having an optical waveguide (30, 40) and an analysis unit (31, 41), the analysis unit (31, 41) being configured to conclude, on the basis of an intensity at which a light beam is absorbed, that the mechanical face seal assembly is dirty.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a mechanical-seal arrangement comprising: a first mechanical seal (2) having a first rotating ring (22) and a first stationary ring (21), which define between them a first sealing gap (20); a second mechanical seal (3) having a second rotating ring (22) and a second stationary ring (32), which define between them a second sealing gap (30); a housing (4) having an inlet (40) and an outlet (41) for a cooling liquid; and a rotating pumping sleeve (5), which is connected to the first rotating ring (22) and the second rotating ring (32); the pumping sleeve (5) has a multiplicity of pumping grooves (50) on its outer circumference; the first stationary ring (21) is arranged radially outside the pumping sleeve (5) and has an inner circumference (21a) which is arranged eccentrically in relation to an outer circumference (50a) of the pumping sleeve (5) so that an all-round eccentric gap (6) is formed between the outer circumference (50a) of the pumping sleeve (5) and the inner circumference (21a) of the first stationary ring (21); and the first stationary ring (21) has, on a rear face (21b) directed away from the first sealing gap (20), a first slot (9), which is directed towards the outlet (41), and a first, widening opening (11) on the inner circumference (21a), the opening leading into the first slot (9).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a slide ring seal assembly, comprising: a slide ring seal (2) having a rotating slide ring (3) and a stationary slide ring (4) which define a sealing gap (5) between their sealing surfaces (30, 40); a slide ring support (6) for holding the stationary slide ring (4); an axially movable pressure ring (7) which is located on a rear face (43) of the stationary slide ring (4) between the slide ring support (6) and the stationary slide ring; a preloading device (8) which is located between the pressure ring (7) and the slide ring support (6) in order to preload the stationary slide ring (4) in the axial direction X-X of the slide ring seal assembly; and an anti-rotation device (10) in order to hold the stationary slide ring (4) in a rotationally fixed and axially movable manner. The anti-rotation device (10) comprises a first transmission device (11) for transmitting force between the slide ring support (6) and the pressure ring (7) and a second transmission device (12) for transmitting force between the pressure ring (7) and the stationary slide ring (4), and a securing element (13) is located on the first transmission device (11) in order to secure the pressure ring (7) against axial disengagement.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a mechanical seal assembly comprising a mechanical seal (2) with a rotating slide ring (3) and a stationary slide ring (4) defining a seal gap (5) therebetween, a pretensioning device (6) which biases the stationary slide ring (4) in the axial direction (X-X) of the slide ring seal arrangement, a support ring (7) which is arranged on the stationary slide ring (4), the support ring (7) being axially movable relative to the stationary slide ring (4) the pretensioning device (6) being arranged between the support ring (7) and the stationary slide ring, a fixing device (8) which is arranged for axially movable fixing the support ring (7) to a stationary component, a stop (9) which limits a distance (W1) by which the axially movable support ring (7) can be moved, and a secondary seal (10) which is arranged to seal between the support ring (7) and the stationary component.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• F16J 15/38 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties rendue étanche par une garniture

Produits et services

(1) Compressors; pumps; heat exchangers [machine parts]; filters, including magnetic filters, cyclone separators; valves and cocks, in particular ball cocks; magnetic couplings for sealing purposes or for non-contact power transmission; conveyors, in particular in the form of conveying threads, for mechanical seals, in particular for cartridge sliding-ring seals; static or dynamic seal units, in particular seal supply units intended for sliding-ring seals or supply units for other technical installations, such as oil and water installations, in particular supply units with quench liquid units, thermosyphon units, seal gas units, seal pressure units, make-up devices, heat exchangers, magnetic filters or gas supply units; pressure intensifiers for sliding-ring seals; shaft seals; single-acting and double-acting sliding-ring seals with gas or liquid lubrication for sealing liquid or gaseous media; rotary kiln seals and sealing units; compensator aggregates and vibration decouplers for piping and duct systems, in particular for exhaust gas systems or for compensation of heat expansion, vibrations, movements or inaccuracies during assembly; rotary transmission units; sealing units for maritime applications, in particular stem seals, sealing systems for bulkheads, extension devices and gear shafts; piston rings for motors or pumps; crankshaft sealing units and seals for motors; turbo charger or charge air compressor seal units; seal units for air conditioning compressors; mechanical apparatus and equipment for storing, pressurising, circulating and/or tempering fluids for use in sliding-ring seals; mechanical apparatus and equipment, namely, seal pressure units, fluid replenishment units, fluid circulation units, contaminant separators, leakage collection apparatus and equipment; gas supply devices for gas lubricated sliding-ring seals; all the aforesaid goods as parts of machines; magnetic couplings for sealing purposes, in particular hermetically sealed magnetic couplings for use with machines; seals and systems consisting thereof as parts of aircraft engines; articulated sealing systems and vibration decouplers in exhaust systems, in particular metal bellows or spring-loaded metal bellows; distribution units as accessories for pumps [machines], as far as included in this class. (2) Control, regulating and monitoring apparatus; pressure maintenance units [measuring apparatus], pressure regulating units [pressure regulators] and electric pressure distributors and measuring apparatus, in particular apparatus for measuring pressure, temperature, flow rate for level monitoring and quench liquid supply apparatus and systems consisting thereof as well as diagnostic apparatus for seals, in particular for sliding-ring seals, for seal pressure systems as well as for other technical installations; apparatus and devices for the control of seals, in particular sliding-ring seals; software for use in the field of sealing technology, in particular in the field of sliding-ring seals or for computer-aided selection of possible types of seals as well as software of this type accessible or operable via the Internet; sensors, detectors and monitoring instruments and apparatus; data processing apparatus; software. (3) Vehicle parts, as far as included in this class. (4) Sealing and packing material, in particular mechanical seals of all kinds, sealing rings, lip seals, gap seals, labyrinth seals, gland seals, seals for rotary kilns, static or dynamic seals in the form of flat gasket rings, soft-material seals, lip seals, 0-rings, seal rings or 0-rings, profiled rings or profiled elements, piston rings, crankshaft seals, turbo charger or charge air compressor seal units, air conditioning sealing units, spiral sealing rings, manhole seals, static seals for flange connections and pipe connections, mechanical seals, pump or agitator mechanical seals, compressor seals, stationary or rotating gas-lubricated intermediate shaft seals, mechanical seals with lubrication grooves, gas-lubricated crankshaft seals, gas lubricated non-contact turbo charger seals; seals [other than machine parts] and systems made therefrom for vehicles. (1) Installation, maintenance and repair of seals and sealing materials. (2) Conducting and organising training courses, in particular in the field of seals and sealing technology. (3) Technical analysis and consultancy services, in particular in the field of sealing technology; development of seals; development of software for use in the field of sealing technology, in particular in the field of sliding-ring seals and for computer-aided selection of possible types of seals; development, programming and implementation of software; technical specialist consultancy relating to seals; software development; provision of computer programmes in data networks; software consultancy; creation, maintenance, installation, improvement, design, servicing, updating, implementation of software and computer programs in networks; preparation of technical documentation for the operation of sliding-ring seals, as well as technical assistance for the handling of software and computer programs; leasing of software and computer programs; support services namely technical advice for the handling of software and computer programs.

Produits et services

Compressors; Pumps [machines]; Heat exchangers (parts of machines); Filters, including magnetic filters, cyclone separators; Valves and taps, in particular ball valves; Magnetic couplings for sealing purposes or for non-contact power transmission; Conveyor devices, in particular in the form of worm gear, for floating ring seals, in particular cartridge-type floating ring seals; Static or dynamic sealing units, in particular for seal supply systems designed for mechanical seals or supply systems for other industrial installations, including oil and water installations, in particular supply systems with quench fluid units, thermosiphon units, seal gas units, seal pressure units, backfeed devices, heat exchangers, magnetic filters or gas supply units; Pressure intensifiers for floating ring seals; shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Rotary tubular kiln seals and sealing systems; Compensator units and vibration isolators for pipe and channel systems, in particular exhaust gas installations, for equalising thermal expansion, vibrations, movements or assembly inaccuracies; Rotary transmission leadthrough units; Sealing units for maritime applications, in particular stern tube seals, bulkhead, retractable instrument and gear shaft sealing systems; Piston rings for motors, engines or pumps; Crankshaft seal units and gaskets for motors and engines; Seal units for turbochargers and charge air compressors; Sealing unit for compressors of air conditioners; Mechanical apparatus and devices, for use in the following fields: Stocking, pressurisation, circulation of fluids for use in mechanical seals; Mechanical apparatus and devices, namely buffer pressure units, fluid refill units, fluid circulation units, separators for impurities, apparatus and devices for collecting leakages; Gas supply devices for mechanical seals with gas lubrication; All the aforesaid goods being parts of machines; Magnetic couplings for sealing purposes, in particular hermetically sealed magnetic couplings for use for machines; Seals and systems consisting thereof being parts of aeroplane engines; Articulated sealing systems and vibration isolators for exhaust systems, in particular metal expansion bellows or spring-mounted metal expansion bellows; Distribution units being fittings for pumps [machines], The aforesaid goods included in class 7. Control devices, Regulating apparatus, Monitoring apparatus; Pressure maintaining units [measuring apparatus], pressure regulating units [pressure regulators] and electric pressure distributors and measuring apparatus, in particular apparatus for measuring pressure, temperature, flow rate quantities for level monitoring and quench fluid collection apparatus and systems consisting thereof, and diagnosis apparatus for seals, in particular mechanical seals, barrier fluid systems, and other technical facilities; Apparatus and equipment, for use in the following fields: Control of seals, in particular mechanical seals; Software for use in the field of sealing technology, in particular in the field of mechanical seals or for the computer-controlled selection of possible seal types, and software of this kind, accessible or operated via the internet; Sensors, detectors and monitoring instruments; Data processing apparatus; Software. Parts for vehicles (included in class 12). Packing and stopping material, Especially Mechanical seal, Water-tight rings, Lip seal packings, Gap seals, Labyrinth seals, stuffing box packings, Seals for rotary kilns, static or dynamic seals in the form of flat seals, Soft gaskets, Lip seal packings, O rings, Seal rings or o-rings, profile rings or profile elements, Piston rings, crank shaft seals, Seal units for turbochargers and charge air compressors, Seal units for air-conditioning installations, Spiral sealing rings, Manhole seals, Static seals for flange and pipe couplings, Sliding ring seals, Mechanical seals for pumps or agitators, Compressor seals, Stationery or rotating gas-lubricated intermediate shaft seals, Mechanical seals with lubrication grooves, Gas-lubricated crankshaft seals, gas-lubricated contactless turbo-supercharger seals; Seals and systems consisting thereof for vehicles, except parts of machines. installation, Maintenance and fix In relation to the following goods: Seals and Sealing materials. Conducting instructional courses, specifically in the following fields: Gaskets and Seal technology. Technical analysis and consultancy, in particular in the field of sealing technology; Development of seals; Development of software for use in the field of sealing technology, in particular in the field of floating ring seals and for the computer-controlled selection of possible seal types; Software development, programming and implementation; Professional technical consultancy relating to gaskets; Software development; Providing computer programs on data networks; Computer software consultancy; Creation, servicing, installation, improvement, design, maintenance, updating and implementation of software and computer programs in networks; Creating technical documentation for operating slide seal rings as well as technical support for handling software and computer programmes; Rental of computer programs and software; assistance services in particular, Technical consultancy, in the following fields: Handling of software and computer programs.

Produits et services

Compressors as parts of machines, motors and engines; compressed air pumps; heat exchangers being machine parts; filters, namely, magnetic air filters for vehicle motors and engines; cyclone separators; valves and cocks, in particular ball cocks being drain cocks; magnetic couplings for machines for sealing purposes or for non-contact power transmission; conveyors being machines, in particular in the form of conveying threads, for mechanical seals, in particular for cartridge sliding-ring seals; static or dynamic seal units primarily comprised of mechanical seals, intended for sliding-ring seals or supply units primarily comprised for mechanical seals for other technical installations, or supply units primarily comprised of mechanical seals with quench liquid units, thermosyphon units, seal gas units, seal pressure units, make-up devices, heat exchangers, magnetic filters or gas supply units; pressure intensifiers as parts of machines for sliding-ring seals; mechanical seals in the nature of shaft seals; single-acting and double-acting sliding-ring mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; rotary kiln mechanical seals and sealing units primarily comprised of mechanical seals; compensator aggregates and vibration decouplers being parts of machines for piping and duct systems, in particular for exhaust gas systems or for compensation of heat expansion, vibrations, movements or inaccuracies during assembly; rotary transmission units primarily comprising mechanical seals; sealing units for maritime applications primarily comprised of mechanical seals, in particular stem seals, sealing systems for bulkheads, extension devices and gear shafts; piston rings for motors or pumps; crankshaft sealing units primarily comprising mechanical seals and mechanical seals for motors; turbo charger or charge air compressor seal units being parts of machines; seal units for air conditioning compressors primarily comprising mechanical sets; mechanical apparatus and equipment for storing, pressurizing, circulating and/or tempering fluids for use in sliding-ring seals in the nature of mechanical seals; mechanical apparatus and equipment, namely, seal pressure units, fluid replenishment units, fluid circulation units, contaminant separators, leakage collection apparatus and equipment, all primarily comprising mechanical seals; gas supply devices being parts of machines for gas lubricated sliding-ring mechanical seals; all the aforesaid goods as parts of machines; magnetic couplings for sealing purposes, in particular hermetically sealed magnetic couplings for use with machines; mechanical seals and systems primarily comprising mechanical seals being parts of machines consisting thereof as parts of aircraft engines; articulated sealing systems and vibration decouplers in exhaust systems, in particular metal bellows or spring-loaded metal bellows being machines; distribution units as accessories for pumps being parts of machines Control, regulating and monitoring apparatus in the nature of electric control panels, electronic servo motor controllers; pressure maintenance units being measuring apparatus, pressure regulating units being pressure regulators and electric pressure distributors and measuring apparatus, in particular apparatus for measuring pressure, temperature, and flow rate for level monitoring and quench liquid supply apparatus and systems consisting thereof as well as diagnostic apparatus for seals, in particular for sliding-ring seals, for seal pressure systems as well as for other technical installations; apparatus and devices for the control of seals, in particular sliding-ring seals in the nature of power controllers; recorded software for controlling, regulating and monitoring apparatus and devices in the field of sealing technology, in particular in the field of sliding-ring seals or for computer-aided selection of possible types of seals as well as software of this type accessible or operable via the Internet; sensors, detectors and monitoring instruments and apparatus in the pressure sensors; data processing apparatus; downloadable software for controlling, regulating and monitoring apparatus and devices in the field of sealing technology, in particular in the field of sliding-ring seals or for computer-aided selection of possible types of seals Vehicle parts, as far as included in this class, namely shock absorbers, seals and sealing systems for automotive coolants, oils and air conditioning units Sealing and packing material, in particular mechanical seals of all kinds and non-metal seals for use in connection seals in the nature of sealing rings, lip seals, gap seals, labyrinth seals, gland seals, seals for rotary kilns, static or dynamic seals in the form of flat gasket rings, soft-material seals, 0-rings, seal rings or 0-rings, profiled rings or profiled elements, piston rings, crankshaft seals, turbo charger or charge air compressor seals, air conditioning seals, spiral sealing rings, manhole seals, static seals for flange connections and pipe connections, mechanical seals, pump or agitator mechanical seals, compressor seals, stationary or rotating gas-lubricated intermediate shaft seals, mechanical seals with lubrication grooves, gas-lubricated crankshaft seals, and gas lubricated non-contact turbo charger seals; non-metal seals other than machine parts and systems consisting primarily of non-metal seals for use as connection seals for vehicles Installation, maintenance and repair of seals and sealing materials Conducting and organizing training courses, in particular in the field of seals and sealing technology Technical analysis being product failure analysis services and technical consultancy services, in particular in the field of sealing technology; product development of seals; development of software for use in the field of sealing technology, in particular in the field of sliding-ring seals and for computer-aided selection of possible types of seals; development, programming and implementation of software; technical specialist consultancy relating to seals; software development; provision of computer programs in data networks in the nature of providing temporary use of on-line non-downloadable cloud computing software for controlling, regulating and monitoring apparatus and devices in the field of sealing technology, in particular in the field of sliding-ring seals or for computer-aided selection of possible types of seals; software consultancy; creation, maintenance, installation, improvement, design, servicing, updating, implementation of software and computer programs in networks; preparation of technical documentation in the nature of technical writing for others for the operation of sliding-ring seals, as well as technical assistance for the handling of software and computer programs; leasing of software and computer programs for controlling, regulating and monitoring apparatus and devices in the field of sealing technology, in particular in the field of sliding-ring seals or for computer-aided selection of possible types of seals; support services, namely, technical advice for the handling of software and computer programs

Abrégé

The invention relates to a method for operating a mechanical face seal assembly (1) comprising a mechanical face seal (2) with a rotating seal ring (3) and a stationary seal ring (4) which define a seal gap (5) between their seal faces, said method comprising the steps of: detecting operating data and/or ambient data of the mechanical face seal assembly (2); transmitting the operating data and/or ambient data detected to a digital twin (31) of the mechanical face seal assembly (2); simulating and monitoring the operation of the mechanical face seal assembly (2) by means of the digital twin (31) on the basis of the operating data and/or ambient data of the mechanical face seal (2) transmitted ; and transmitting back a simulation result and/or data of the digital twin.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• G05B 23/02 - Test ou contrôle électrique

Abrégé

The invention relates to a method for operating a mechanical face seal assembly (1) comprising a mechanical face seal (2) with a rotating seal ring (3) and a stationary seal ring (4) which define a seal gap (5) between their seal faces, said method comprising the steps of: detecting operating data and/or ambient data of the mechanical face seal assembly (2); transmitting the operating data and/or ambient data detected to a digital twin (31) of the mechanical face seal assembly (2); simulating and monitoring the operation of the mechanical face seal assembly (2) by means of the digital twin (31) on the basis of the operating data and/or ambient data of the mechanical face seal (2) transmitted ; and transmitting back a simulation result and/or data of the digital twin.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• G05B 23/02 - Test ou contrôle électrique

Produits et services

Shaft seals; single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; cassette-type mechanical seals; mechanical seals with confining fluid seals; mechanical seals with a flushing function; mechanical seals with leakage recirculation; mechanical seals with leakage control; slide rings; all the aforesaid goods being parts of machines.

Produits et services

shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Cassette-type mechanical seals; Mechanical seals with confining fluid seals; Mechanical seals with a flushing function; Mechanical seals with leakage recirculation; Mechanical seals with leakage control; Slide rings; Carbon swimming ring seals; All the aforesaid goods being parts of machines.

Produits et services

(1) Compressors; pumps; heat exchangers; filters, including magnetic filters, cyclone separators; valves and cocks, in particular ball valves; magnetic couplings for sealing purposes or for contactless power transmission; feeding devices, in particular in the form of feeding threads, for sliding ring seals, in particular in cartridge-type sliding ring seals; static or dynamic seal units, in particular seal supply units intended for sliding ring seals or supply units for other technical installations, such as oil and water installations, in particular supply units with quench liquid units, thermosyphon units, seal gas units, seal pressure units, makeup devices, heat exchangers, magnetic filters or gas supply units; pressure intensifiers for sliding ring seals; shaft seals; single- and double-acting sliding ring seals with gas or liquid lubrication for sealing liquid or gaseous media; rotary kiln seals and sealing units; compensator units and vibration decouplers for pipe and duct systems, especially exhaust systems, to compensate for thermal expansion, vibration, movement or assembly inaccuracies; rotary joint units; sealing units for marine applications, in particular sterntube seals, bulkhead seals, extension units and gear shaft seals; piston rings for engines or pumps; crankshaft seal units and seals for engines; turbocharger or charge air compressor seal units; seal units for air conditioning compressors; mechanical apparatus and equipment for storing, pressurising, circulating and/or tempering fluids for use in sliding ring seals; mechanical appliances and equipment, namely, seal pressure units, fluid replenishment units, fluid circulation units, contaminant separators, leakage collection appliances and equipment; gas supply equipment for sliding ring seals with gas lubrication; all the foregoing being machinery parts; magnetically operating couplings for sealing purposes, in particular hermetically sealed magnetic couplings for use in machines; seals and sealing systems for aircraft engines; articulated sealing systems and vibration decouplers in exhaust systems, in particular metal bellows or spring- loaded metal bellows; mechanical seals; piston rings. (2) Electrical and electronic control, regulating and monitoring apparatus; pressure maintaining, pressure regulating and distributing units as well as measuring apparatus, in particular apparatus for measuring pressure, temperature, flow rate for level monitoring and quench liquid supply apparatus and systems consisting thereof as well as diagnostic apparatus for seals, in particular for sliding ring seals, for barrier pressure systems as well as for other technical equipment; electrical and electronic control apparatus and devices for controlling seals, in particular sliding ring seals; software for use in the field of sealing technology, in particular in the field of sliding ring seals or for the computer-aided selection of possible types of seats, as well as software of this kind accessible or operable via the Internet; sensors, detectors as well as monitoring instruments and apparatus; data processing equipment; software. (3) Structural parts for vehicles. (4) Sealing and packing material, in particular seals, sealing rings, lip seals, gap seals, labyrinth seals, gland seals, seals for rotary kilns, static or dynamic seals in the form of flat gaskets, soft gaskets, lip seals, O-rings, gasket or round sealing rings, profile rings or profile elements, crankshaft seals, turbocharger or charge air compressor seal units, air conditioning seal units, spiral wound gaskets, manhole gaskets, static gaskets for flange and pipe joints, sliding ring seals, pump or agitator sliding ring seals, compressor seals, stationary or rotating gas lubricated intermediate shaft seals, sliding ring seals with lubrication grooves, gas lubricated crankshaft seals, gas lubricated non-contact turbocharger seals; seals and sealing systems for repairing leaks, other than fillers, for vehicle bodywork. (1) Technical analysis and consultancy services, in particular in the field of sealing technology; development of seals; development of software for use in the field of sealing technology, in particular in the field of sliding ring seals and for computerised selection of possible seal types; development, programming and implementation of software; technological specialist consultancy relating to seals; software development; provision of computer programmes in data networks; software consultancy; creation, maintenance, installation, improvement, design, servicing, updating, implementation of software and computer programs in networks; preparation of technical reports for the operation of sliding ring seals, and technical assistance for the handling of software and computer programs; leasing of software and computer programs; technical support services for the handling of software and computer programs.

Produits et services

Compressors; Pumps [machines]; Filters, Including cyclone separators; Valves and taps, in particular ball valves; Magnetic couplings for sealing purposes or for non-contact power transmission; Conveyor devices, in particular in the form of worm gear, for floating ring seals, in particular cartridge-type floating ring seals; Static or dynamic sealing units, especially For seal supply systems designed for floating ring seals or supply systems for other industrial installations, including oil and water installations, in particular supply systems with quench fluid units, thermosiphon units, seal gas units, seal pressure units, backfeed devices or gas supply units; Pressure intensifiers for floating ring seals; shaft seals, bearing housings, headwheels and cable pulleys, crank shafts; Single and double mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; Rotary tubular kiln seals and sealing systems; Compensator units and vibration isolators for pipe and channel systems, in particular exhaust gas installations, for equalising thermal expansion, vibrations, movements or assembly inaccuracies; Rotary transmission leadthrough units; Sealing units for maritime applications, in particular stern tube seals, bulkhead, retractable instrument and gear shaft sealing systems; Piston rings for motors, engines or pumps; Crankshaft seal units and gaskets for motors and engines; Seal units for turbochargers and charge air compressors; Sealing unit for compressors of air conditioners; Mechanical apparatus and devices for storage, pressurisation, circulation and/or temperature control of fluids for use in mechanical seals; Mechanical apparatus and devices, namely buffer pressure units, fluid refill units, fluid circulation units, separators for impurities, apparatus and devices for collecting leakages; Gas supply devices for mechanical seals with gas lubrication; All the aforesaid goods being parts of machines; Magnetic couplings for sealing purposes, in particular hermetically sealed magnetic couplings for use for machines; Seals and sealing systems for aeroplane engines; Articulated sealing systems and vibration isolators for exhaust systems, in particular metal expansion bellows or spring-mounted metal expansion bellows; Mechanical seals of all kinds; Gap seals, labyrinth seals, seals for rotary kilns; Piston segments; Seal units for turbochargers and charge air compressors; Mechanical seals, Mechanical seals for pumps or agitators; Stationary or rotating gas-lubricated intermediate shaft seals, mechanical seals with lubrication grooves, gas-lubricated crank shaft seals, gas-lubricated turbocharger seals. Control devices, Regulating apparatus, Monitoring apparatus; Pressure maintaining, pressure regulating and distribution units including measuring apparatus, in particular apparatus for measuring pressure, temperature, flow rate quantities for level monitoring and quench fluid collection apparatus and systems consisting thereof, and diagnosis apparatus for seals, in particular for mechanical seals, for pressure retaining installations, and for other technical facilities; Electronic apparatus and equipment for controlling seals, in particular mechanical seals; Software for use in the field of sealing technology, in particular in the field of mechanical seals or for the computer-controlled selection of possible seal types, and software of this kind, accessible or operated via the internet; Sensors, detectors and monitoring instruments; Data processing apparatus; Software; Magnetic filters. Vehicle parts. Packing and stopping material, Especially Water-tight rings, Lip seal packings, stuffing box packings, Packings for static seals, Dynamic seals, in particular, Flat seals, Soft gaskets, Lip seal packings, O rings, Water-tight rings, O-rings, profile rings or profile elements, crank shaft seals, Seal units for air-conditioning installations, Spiral sealing rings, Manhole seals, Static seals for flange and pipe couplings, Compressor seals, Seals and sealing systems for motor vehicles. installation, Maintenance, fix, in relation to the following fields: Seals. Technical analysis and consultancy, in particular in the field of sealing technology; Development of seals; Development of software for use in the field of sealing technology, in particular in the field of floating ring seals and for the computer-controlled selection of possible seal types; Software development, programming and implementation; Professional technical consultancy relating to gaskets; Software development; Providing computer programs on data networks; Computer software consultancy; Creation, servicing, installation, improvement, design, maintenance, updating and implementation of software and computer programs in networks; Creating technical documentation for operating slide seal rings as well as technical support for handling software and computer programmes; Rental of computer programs and software; Support services for the handling of software and computer programs.

Produits et services

Compressors as parts of machines, motors and engines; compressed air pumps; heat exchangers being machine parts; filters, namely, magnetic air filters for motors and engines; cyclone separators; valves and cocks, in particular ball cocks being drain cocks; magnetic couplings for machines for sealing purposes or for non-contact power transmission; feeding devices in the nature of conveyors being machines, in particular in the form of conveying threads, for mechanical seals, in particular for cartridge sliding-ring seals; static or dynamic seal units primarily comprised of mechanical seals intended for sliding-ring seals or supply units primarily comprised of mechanical seals for other technical installations, or supply units primarily comprised of mechanical seals with quench liquid units, thermosyphon units, seal gas units, seal pressure units, make-up devices, heat exchangers, magnetic filters or gas supply units; pressure intensifiers as parts of machines for sliding-ring seals; mechanical seals in the nature of shaft seals; single-acting and double-acting sliding-ring mechanical seals with gas or liquid lubrication for sealing liquid or gaseous media; rotary kiln mechanical seals and sealing units primarily comprised of mechanical seals; compensator aggregates and vibration decouplers being parts of machines for piping and duct systems, in particular for exhaust gas systems or for compensation of heat expansion, vibrations, movements or inaccuracies during assembly; rotary transmission units primarily comprising mechanical seals; sealing units for maritime applications primarily comprised of mechanical seals, in particular stem seals, sealing systems for bulkheads, extension devices and gear shafts; piston rings for motors or pumps; crankshaft sealing units primarily comprising mechanical seals and mechanical seals for motors; turbo charger or charge air compressor seal units being parts of machines; seal units for air conditioning compressors primarily comprising mechanical seals; mechanical apparatus and equipment for storing, pressurising, circulating and/or tempering fluids for use in sliding-ring seals in the nature of mechanical seals; mechanical apparatus and equipment, namely, seal pressure units, fluid replenishment units, fluid circulation units, contaminant separators, leakage collection apparatus and equipment, all primarily comprising mechanical seals; gas supply devices being parts of machines for gas lubricated sliding-ring mechanical seals; all the aforesaid goods as parts of machines; magnetic couplings for sealing purposes, in particular hermetically sealed magnetic couplings for use with machines; mechanical seals and systems primarily comprising mechanical seals being parts of machines consisting thereof as parts of aircraft engines; articulated sealing systems and vibration decouplers in exhaust systems, in particular metal bellows or spring-loaded metal bellows being machines; mechanical seals; piston rings Electrical and electronic control, regulating and monitoring apparatus in the nature of electric control panels, electronic servo motor controllers; pressure maintenance units being measuring apparatus, pressure regulating units being pressure regulators and electric pressure distributors and measuring apparatus, in particular apparatus for measuring pressure, temperature, and flow rate for level monitoring and quench liquid supply apparatus and systems consisting thereof as well as diagnostic apparatus for seals, in particular for sliding-ring seals, for seal pressure systems as well as for other technical installations; apparatus and devices for the control of seals, in particular sliding-ring seals in the nature of power controllers; recorded software for controlling, regulating and monitoring apparatus and devices in the field of sealing technology, in particular in the field of sliding-ring seals or for computer-aided selection of possible types of seals as well as software of this type accessible or operable via the Internet; sensors, detectors and monitoring instruments and apparatus in the nature of pressure sensors; data processing equipment; downloadable software for controlling, regulating and monitoring apparatus ad devices in the field of sealing technology, in particular in the field of sliding-ring seals or for computer-aided selection of possible types of seals Structural parts for vehicles Sealing and packing material, in particular, non-metal seals for use in connection with seals in the nature of sealing rings, lip seals, gap seals, labyrinth seals, gland seals, seals for rotary kilns, static or dynamic seals in the form of flat gaskets, soft gaskets, O-rings, gasket or round sealing rings, profile rings or profile elements, crankshaft seals, turbocharger or charge air compressor seals, air conditioning seals, spiral wound gaskets, manhole gaskets, static gaskets for flange and pipe joints, sliding ring seals, pump or agitator sliding ring seals, compressor seals, stationary or rotating gas lubricated intermediate shaft seals, sliding ring seals with lubrication grooves, gas lubricated crankshaft seals, and gas lubricated non-contact turbocharger seals Technical analysis being product failure analysis services and technical consultancy services, in particular in the field of sealing technology; product development of seals; development of software for use in the field of sealing technology, in particular in the field of sliding-ring seals and for computer-aided selection of possible types of seals; development, programming and implementation of software; technical specialist consultancy relating to seals; software development; provision of computer programs in data networks in the nature of providing temporary use of on-line non-downloadable cloud computing software for controlling, regulating and monitoring apparatus and devices in the field of sealing technology, in particular in the field of sliding-ring seals or for computer aided selection of possible types of seals; software consultancy; creation, maintenance, installation, improvement, design, servicing, updating, implementation of software and computer programs in networks; preparation of technical documentation in the nature of technical writing for others for the operation of sliding-ring seals, as well as technical assistance for the handling of software and computer programs; leasing of software and computer programs for controlling, regulating and monitoring apparatus and devices in the field of sealing technology, in particular in the field of sliding-ring seals or for computer aided selection of possible types of seals; technical support services for the handling of software and computer programs, namely, troubleshooting of computer software problems

Produits et services

Machine coupling and transmission components (except for land vehicles); Power transmission couplings for water vehicles; Power transmission couplings for machines; Magnetic clutches, permanent magnet clutches, canned drives, Parts for the aforesaid goods.

Abrégé

The invention relates to a mechanical seal assembly, comprising: a mechanical seal (2) with a rotating sliding ring (3) with a first sliding surface (30) and a stationary sliding ring (4) with a second sliding surface (40) which define a sealing gap (5) between them, at least one sensor device (6, 7) with a sensor (60, 70) and a current supply device, wherein the current supply device is a Peltier element (61, 71) which comprises a first ceramic body (62), a second ceramic body (63), and a multiplicity of semiconductor elements (64) arranged between the first and the second ceramic body (62, 63), and wherein, based on a temperature difference, the Peltier element (61, 62) generates electrical current for the current supply of the sensor (60, 70).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
• C04B 37/00 - Liaison des articles céramiques cuits avec d'autres articles céramiques cuits ou d'autres articles, par chauffage
• H01L 35/30 - DISPOSITIFS À SEMI-CONDUCTEURS; DISPOSITIFS ÉLECTRIQUES À L'ÉTAT SOLIDE NON PRÉVUS AILLEURS - Détails fonctionnant exclusivement par effet Peltier ou effet Seebeck caractérisés par les moyens d'échange de chaleur à la jonction
• H01L 35/32 - DISPOSITIFS À SEMI-CONDUCTEURS; DISPOSITIFS ÉLECTRIQUES À L'ÉTAT SOLIDE NON PRÉVUS AILLEURS - Détails fonctionnant exclusivement par effet Peltier ou effet Seebeck caractérisés par la structure ou la configuration de la cellule ou du thermocouple constituant le dispositif

Abrégé

The invention relates to a slide ring seal assembly, comprising a slide ring seal (2) which has a rotating slide ring (3) with a first sliding surface (3a) and has a stationary slide ring (4) with a second sliding surface (4a), which slide rings (3, 4) define a sealing gap (5) between them, wherein one of the two slide rings (3, 4) is configured as a wearing slide ring, on which defined wear occurs during operation, further comprising at least one first sensor device (6) which is arranged in a wireless manner on one of the slide rings, wherein the first sensor device (6) is set up to detect the wear of said slide ring, and further comprising a transmitter-receiver unit (7) which is arranged on the slide ring seal (2) and is set up to receive sensor signals of the first sensor device (6).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a slide ring seal assembly (1), comprising a slide ring seal (2) with a rotating slide ring (3) with a first sliding surface (3a) and a stationary slide ring (4) with a second sliding surface (4a), further comprising a prestressing device (6) for prestressing one of the two slide rings in the axial direction (X-X), further comprising an auxiliary sealing element (7) which is arranged on a rear side (40) of the axially prestressed slide ring, wherein the prestressing device (6) prestresses the axially prestressed slide ring via the auxiliary sealing element (7), and further comprising a sleeve (8) which is arranged radially inside the auxiliary sealing element (7), wherein the auxiliary sealing element (7) is arranged on the rear side (40) of the axially prestressed slide ring, wherein the auxiliary sealing element (7) has a sealing edge (70) which is closed annularly in the circumferential direction and which projects in the axial direction (X-X) from the auxiliary sealing element (7) to the axially prestressed slide ring, wherein the sealing edge (70) seals on the rear side (40) of the axially prestressed slide ring, and wherein, furthermore, the auxiliary sliding element (7) seals by way of an inner circumferential surface (73) on the outer circumference of the sleeve (8).

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

The invention relates to a mechanical seal assembly, comprising a mechanical seal (2) having a rotating slip ring (3) with a slip surface (3a) and a stationary slip ring (4) having a slip surface (4a), which between them define a sealing gap (5), wherein one of the slip rings is designed as a wear slip ring and has a lower hardness than the other of the slip rings, wherein the wear slip ring has a base zone (30a) and a wear zone (30b), and wherein the wear zone (30b) comprises an at least partially non-cylindrical zone in the axial direction (A) of the mechanical seal assembly.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties