The disclosure relates to a piston accumulator comprising an accumulator housing and a separator piston which is longitudinally moveably guided therein and separates two media chambers from one another inside the accumulator housing, in particular separating a media chamber with a working gas from another media chamber with a fluid, such as hydraulic oil, wherein the separator piston has two piston parts which are formed as discs with the same outer diameter and which are securely connected to one another and held at a distance from one another via an elastically flexible piston rod, which, with the influence of at least one external force, allows for a curvature as a whole, starting from a starting state, and returns to the starting state with the removal of the respective force.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
Pressure accumulator with an accumulator housing (10), in which a movable separating element (16) separates a medium space (12), preferably filled with a working gas, from a fluid space (14) in a fluid-tight manner, wherein a monitoring device (28) is provided and gives a visually perceptible indication when there is a fault that impairs the sealing effect of the separating element (16), the monitoring device having a viewing window through which it is possible to observe an indicator which is in connection with the medium space (12) and the optical property of which perceptibly changes when it is wetted with the fluid, characterized in that the monitoring device (28) has a screw plug, which can be screwed with its external thread into an assigned internal thread of the accumulator housing (10) and which has the viewing window and the indicator and also a fluid-permeable shutting-off device, which forms in the screw plug a receiving space partly delimited by the viewing window and intended for receiving the indicator, the shutting-off device spatially separating the receiving space from the interior of the medium space (12) of the accumulator housing (10).
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 20/00 - Dispositions propres à la sécurité pour systèmes de manœuvre utilisant les fluidesUtilisation des dispositifs de sécurité dans les systèmes de manœuvre utilisant des fluidesMesures d'urgence pour les systèmes de manœuvre utilisant des fluides
The disclosure relates to a hydraulic accumulator comprising an accumulator housing and a separating element which is arranged therein in a longitudinally movable manner and which separates two media chambers within the accumulator housing, in particular a chamber with a working gas, such as nitrogen gas, from another chamber with a liquid, such as hydraulic oil, and a bursting device for reducing an inadmissibly high pressure in the accumulator housing, wherein the bursting device is arranged in the separating element, and when the bursting device bursts, a media-conducting connection between the two media chambers is released via the separating element.
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
The disclosure relates to a hydraulic accumulator, in particular in the form of a piston-type accumulator, having a separating element which is arranged in an accumulator housing and separates two fluid chambers from one another in a fluid-tight manner, in particular a closed accumulator chamber comprising a working gas from a liquid chamber comprising an operating liquid such as hydraulic oil, wherein a fluid connector is fluidically connected to one of the fluid chambers, wherein outside the accumulator housing and fixed thereto is an attachment part with a magnetic field generating device which acts on a fluid connection between the fluid connector of the accumulator housing and a fluid connector of the attachment part in such a way that magnetisable particles can be separated in a cleaning manner from the fluid passing through the fluid connection.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 1/22 - Structure des orifices de passage de liquide
The invention relates to a system consisting of at least two separating devices (10, 12), of which one separating device (10) has a bellows (14) with individual bellows folds (16), said bellows separating two media chambers (18, 20) from one another, and the other separating device (12) forms a compensator (21) which is connected in a fluid-conducting manner to one of the two media chambers (18, 20) of the bellows (14) and separates off a third media chamber (22), wherein by means of the compensator (21) a displacement volume (VS) can be compensated, said displacement volume corresponding to the volume (V) which the bellows (14) displaces in a movement between its predefinable minimum and maximum bellows length, characterised in that one of the two separating devices (10, 12) is loaded from its connection side (76) only up to a predefinable nominal pressure, while the respective other separating device is simultaneously held in a pressureless manner on its connection side (76, 48), or that the compensator (21) is subjected to a pressure of an energy store, such as a working gas, received in the third media chamber (22).
F15B 3/00 - Amplificateurs ou convertisseurs de pression de fluide, p. ex. échangeurs de pressionTransmission de la pression d'un système à fluide à un autre, sans contact entre les fluides
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
The disclosure relates to a hydraulic accumulator, in particular in the form of a piston-type accumulator, having a separating element which is arranged in an accumulator housing and fluid-tightly separates two fluid chambers, in particular a closed accumulator chamber comprising a working gas and a liquid chamber comprising an operating liquid such as hydraulic oil, from one another, wherein a fluid port is fluidically connected to one of the fluid chambers. The hydraulic accumulator is characterised in that the fluid port has a magnetic-field-generating device which is received in a fixed position in the fluid port and separates magnetizable particles out of the fluid passing through the fluid port, to purify said fluid.
The invention relates to an apparatus for separating gases from fluids, such as air from hydraulic oil, comprising a container (10) having at least two connection points (12, 14) for selectively supplying or discharging fluid with a guide device (16) which enlarges the fluid path for a fluid flow between the connection points (12, 14) and changes the direction of the fluid flow.
The invention relates to an apparatus, consisting of at least one separation device (12) received in an apparatus housing (10) having a bellows body (14) with individual bellows folds (16), which separates two media chambers (18, 20) from one another within the device housing (10) in a fluid-tight manner, characterized in that that a monitoring device (22) is provided for determining the respective position of the bellows body (14) in the device housing (10), having a displacement transducer (24) which is based on the physical principle of magnetostriction.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
G01D 5/48 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens à base de radiation d'ondes ou de particules
An apparatus for supplying drill pipe to and removing them from a drilling device, comprising an energy recovery system (40) which has a support cylinder (34) fluidically connected to a storage vessel (38, 61), wherein the support cylinder (34) and the storage vessel (38, 61) form a self-contained system.
E21B 19/14 - Râteliers, rampes, gouttières ou casiers pour contenir les éléments de tige isolés ou assemblésManipulation entre l'aire de stockage et le trou de forage
E21B 19/15 - Stockage des tiges en position horizontaleManipulation entre des positions horizontale et verticale
The invention relates to a device, in particular for volume compensation in fluid circuits, at least consisting of a device housing (10) and a compensating element (12) which is movably guided therein, that can be acted on by a fluid pressure (p) and is supported on an energy storage device (14), characterised in that the device housing (10) has at least two housing parts (16, 18), which are arranged one behind the other when viewed along the longitudinal axis (20) of the device housing (10), in that the adjacent housing parts (16, 18) differ in their free cross-sectional areas, and in that the transition from one housing part (16) to the subsequent, adjacent housing part (18) is in the form of a step (22).
An accumulator device, in particular bootstrap, at least consisting of an accumulator housing (10) and a separating device (12) which is movably arranged in said accumulator housing and which separates two low-pressure chambers (14, 16) from one another within the accumulator housing (10), and having a control housing (18) in which at least part of a control piston (20) is movably guided, which control piston interacts with the separating device (12) and separates a high-pressure chamber (22) from at least one (14) of the two low-pressure chambers (14, 16) in the accumulator housing (10), characterized in that the separating device (10) together with a flexible jacket (26) at least partially encloses the other (16) of the two low-pressure chambers (14, 16) in the accumulator housing (10).
Conveying device, in particular in the form of a compressor, consisting of at least one housing (10) and a partition element which is arranged movably in the housing (10) and separates two fluid regions (14, 16) in the housing (10) from each other, wherein the partition element is formed of a partition bellows (18) with individual bellows folds (20), wherein a mechanical actuation device for controlling a movement of the partition bellows (18) is provided, and wherein the heat generated by means of the actuation device via the movement of the partition bellows (18) can be at least partially removed from the housing (10) by means of a cooling device.
F04B 45/033 - Pompes ou installations de pompage, ayant des organes de travail flexibles, spécialement adaptées pour fluides compressibles ayant des soufflets à entraînement par fluide
F04B 39/06 - RefroidissementChauffagePrévention du gel
F04B 53/08 - RefroidissementChauffagePrévention du gel
The disclosure relates to an hydraulic accumulator, in particular a diaphragm accumulator, having an accumulator housing and a separating element disposed therein, which separates two media spaces from each other, wherein a weld seam is formed by a laser or electron beam welding process without any filler materials, in that at least a part of the wall parts delimiting the transition point are melted to form the weld seam, which closes off the transition point towards the surroundings, in a manner that is free of protrusions with respect to an outer circumferential surface of a connection element.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/12 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie
F15B 1/14 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie au moyen d'organes de support annulaires rigides
The invention relates to a hydraulic accumulator having an accumulator housing (10) which is closed at least on a free end side by a cover part which is able to be fixed in the accumulator housing (10) via a threaded section, characterized in that, as part of the threaded section on the accumulator housing (10), an internal thread in the form of a round thread (26) is present, the individual thread flanks (28) of which enclose, in a notional extension, a flank angle (a) of 60° with one another, and in that the radius (R1) of the rounded portion is larger in the head-side region (30) than the radius (R1) in the root-side region (32) of the round thread (26).
Separator and hydraulic accumulator having such a separator. A separator, in particular for a hydraulic accumulator, such as a bellows accumulator, which is produced by a 3D printing process, consisting of one single diaphragm, which, when viewed in cross section, is deflected in an arcuate shape to form a multitude of bellows pleats at deflection points, which delimit the bellows pleats on the outside and the inside, and in that, to obtain an isotensoid or essentially isotensoid stress profile in the diaphragm, the notional extensions of the diaphragm surfaces adjacent to each deflection point form an acute angle with each other, at least in an initial state.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
B33Y 80/00 - Produits obtenus par fabrication additive
Disclosed is a conveying device for fluids with an inlet and an outlet and a conveying part which is connected therebetween and can be actuated by a drive part, wherein the conveying part has a fluid-tight media-separating device with a variable chamber volume, which becomes connected in a fluid-conducting manner via its receiving chamber to the inlet or the outlet, and which, by means of the drive part, receives fluid via the inlet as part of an intake stroke, increasing the chamber volume, and discharges the received fluid via the outlet as part of a discharge stroke, reducing the size of said chamber volume.
F04B 13/00 - Pompes spécialement modifiées pour débiter des quantités fixes ou prédéterminées
F04B 49/16 - Commande des "machines", pompes ou installations de pompage ou mesures de sécurité les concernant non prévues dans les groupes ou présentant un intérêt autre que celui visé par ces groupes par réglage des volumes morts des chambres de travail
F04B 53/08 - RefroidissementChauffagePrévention du gel
F15B 1/02 - Installations ou systèmes comprenant des accumulateurs
1. Method 2. The invention relates to a method for producing at least one part of a hydraulic accumulator, said method having at least the following method steps: - providing an accumulator housing part (20) that has at least one fluid connection point (28), - providing a connection element (30) with a fluid passage (60) that has a material agglomeration (64) on its one free end face, - placing the material agglomeration (64) against the accumulator housing part (20) such that the fluid connection (28) in the accumulator housing part (20) comes into fluidic connection with the fluid passage (60) of the connection element (30), - melting the material agglomeration (64) by means of a welding method, - joining the connection element (30) and accumulator housing part (20) under a predefinable pressing force and a predefinable path and - allowing the resulting weld connection to cool.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/22 - Structure des orifices de passage de liquide
F15B 1/14 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie au moyen d'organes de support annulaires rigides
The invention relates to a drive device with an electro-hydraulic drive (10) and a hydraulic auxiliary system (12) which generates an auxiliary torque which, if necessary, counteracts a main torque of the electro-hydraulic drive (10).
F16H 61/4078 - Échange fluidique entre des circuits hydrostatiques et des sources ou des consommateurs externes
F15B 7/00 - Systèmes de manœuvre utilisant la pression d'un fluide dans lesquels le mouvement produit est lié de façon définie au débit d'une pompe volumétriqueTélémoteurs
2. A hydraulic accumulator, in particular a piston accumulator, comprising a separation element (16) which is movably arranged in an accumulator housing (10) and which separates two media chambers (24, 26) from each other, and comprising a distance measuring device for monitoring the position of the separation element (16), is characterized in that the distance measuring device is in the form of a radar device (32) that includes a transmitter (42) emitting a primary signal which upon at least partial reflection off the separation element (16), generates a secondary signal which, upon reception by a receiver (46), allows a position of the separation element (16) in the accumulator housing (10) to be determined.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 1/12 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie
F15B 1/16 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles en forme de tubes
The disclosure relates to a hydraulic accumulator, in particular a diaphragm accumulator, comprising an accumulator housing and a separating element which is arranged therein and separates two media chambers from each other. The accumulator housing has at least one fluid connection point which opens into an adjacent media chamber and has a connection body with a fluid passage point that is connected to the accumulator housing via a welding seam. The connection body has an annular outer circumferential surface on the connection region facing the accumulator housing, and when the end face of the connection body is placed on the accumulator housing, the connection body forms a transition point, along which the welding seam runs.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/12 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie
Disclosed is a piston accumulator having an accumulator housing (10) and a separator piston (12), which can be moved longitudinally in the accumulator housing (10) and separates two media spaces (14, 16) from each other, which is characterized in that an end-position cushioning (28) is provided between the separator piston (12) and the accumulator housing (10), which end-position cushioning (28) has at least one gap (66, 72) that narrows as the motion of the separator piston (12) increases in the direction of its end position and in that way builds up a flow resistance, which inhibits the motion of the separator piston (12), and which is introduced as a recess (64, 78) into at least one of the adjacent end faces (30, 56) of the separator piston (12) and the accumulator housing (10).
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
Safety device consisting of a screw body (10) with a screw head (36), which is connected to the screw body in one piece and forms a rotary-drive part, and with a thread (30), which is connected to the screw head in one piece and forms a securing part, and also with a rupture device (12), which is arranged in a channel (16) of the screw body (10), wherein a sight glass (20) is accommodated entirely within the channel (16) of the screw body (10), together with the rupture device (12), and forms an inspecting device (14) for assessing the state of the rupture device (12).
F16K 17/16 - Soupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage ouvrant sur excès de pression d'un côtéSoupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage fermant sur insuffisance de pression d'un côté avec élément de rupture l'élément étant un diaphragme de rupture
F16K 37/00 - Moyens particuliers portés par ou sur les soupapes ou autres dispositifs d'obturation pour repérer ou enregistrer leur fonctionnement ou pour permettre de donner l'alarme
G01L 19/08 - Moyens pour l'indication ou l'enregistrement, p. ex. pour l'indication à distance
1. Separator element
1. Separator element
2. A separator element consisting of at least two types of layers of plastic material,
one type of which layers is media resistant to mineral oils; and
the other type of which layers has low permeability to gases or is gas-tight,
wherein the two types of layers are firmly bonded to each other when in direct contact and form the elastically flexible separator element (12).
F15B 1/14 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie au moyen d'organes de support annulaires rigides
B32B 25/04 - Produits stratifiés composés essentiellement de caoutchouc naturel ou synthétique comprenant du caoutchouc comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique
The invention relates to a damping device, in particular for damping or preventing pressure surges, such as pulsations, in fluid supply circuits, preferably in the form of a silencer, having a damping housing (10) and a damping tube (28) running in the damping housing (10), which has an inlet (20) and an outlet (22) for the fluid flow to be damped, and having at least one branch opening (30), which produces fluid-conducting connection between the interior of the damping tube (28) and a damping volume (38) enclosed between the damping tube (28) and the damping housing (10), characterised in that each branch opening (30) has a tubular connection part (32) of predeterminable length and diameter, which opens into the damping volume (38).
Disclosed is an expansion device having an expansion housing (10), which has a separating membrane (12), which separates the expansion housing (10) into two media chambers (14, 18), of which one media chamber (14) can be filled with liquid via a liquid connection (16) in the expansion housing (10), characterised in that the other media chamber (18) is permanently connected to the environment (21) via at least one opening (20) in the expansion housing (10), even during operation of the device, in such a way that ambient pressure prevails in the other media chamber (18).
The invention relates to a piston accumulator comprising an accumulator housing (10) and a separator piston (12) which is longitudinally moveably arranged therein and separates two media chambers (14, 16) from one another within the accumulator housing (10), wherein the accumulator housing (10) is elastically formed in a sandwich-type structure from individual, partially differing layers (18, 20, 22, 24) in such a way that, with the influence of at least one external force, it allows for a curvature as a whole, starting from a starting state, and it returns to the starting state with the removal of the respective force.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F03D 7/02 - Commande des mécanismes moteurs à vent les mécanismes moteurs à vent ayant l'axe de rotation sensiblement parallèle au flux d'air pénétrant dans le rotor
The invention relates to a piston accumulator comprising an accumulator housing (10) and a separator piston (12) which is longitudinally moveably guided therein and separates two media chambers (14, 16) from one another inside the accumulator housing (10), in particular separating a media chamber (14) with a working gas from another media chamber (16) with a fluid, such as hydraulic oil, wherein the separator piston (12) has two piston parts (13, 15) which are formed as discs with the same outer diameter and which are securely connected to one another and held at a distance from one another via an elastically flexible piston rod (17), which, with the influence of at least one external force, allows for a curvature as a whole, starting from a starting state, and returns to the starting state with the removal of the respective force.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
The invention relates to a hydraulic accumulator, in particular in the form of a piston-type accumulator, having a separating element (10) which is arranged in an accumulator housing (14) and separates two fluid chambers (16, 18) from one another in a fluid-tight manner, in particular a closed accumulator chamber (20) comprising a working gas from a liquid chamber (22) comprising an operating liquid such as hydraulic oil, wherein a fluid connector (24) is fluidically connected to one of the fluid chambers (18), characterised in that outside the accumulator housing (14) and fixed thereto there is an attachment part (26) with a magnetic field generating device (44) which acts on a fluid connection (46) between the fluid connector (24) of the accumulator housing (14) and a fluid connector (25) of the attachment part (26) in such a way that magnetisable particles can be separated in a cleaning manner from the fluid passing through the fluid connection (46).
F15B 1/22 - Structure des orifices de passage de liquide
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 21/041 - Élimination ou mesure de la contamination solide ou liquide, p. ex. par filtration
B03C 1/033 - Éléments constitutifsOpérations auxiliaires caractérisés par le circuit magnétique
B03C 1/14 - Séparation magnétique agissant directement sur la substance à séparer ayant des supports pour le matériau traité, de forme cylindrique avec des aimants fixes
The invention relates to a hydraulic accumulator, in particular in the form of a piston accumulator, comprising a separation element (10), which is arranged in an accumulator housing (14) and separates two fluid chambers (16, 18) in a fluid-tight manner, in particular a closed-off storage chamber (20) containing a working gas, from a liquid chamber (22) containing an operating liquid, such as hydraulic oil, a fluid connection (24) being connected in a fluid-conducting manner to one of the fluid chambers (18), characterised in that a magnetic-field-generating device (42) is received in a part of the accumulator housing (14) which comprises the fluid connection (24), in such a way that magnetisable particles can be separated, in a cleaning manner, from the fluid located between the part of the storage housing (14) and the separation element (10) and deposited in the direction of the magnetic-field-generating device (42), on the latter.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 21/041 - Élimination ou mesure de la contamination solide ou liquide, p. ex. par filtration
B03C 1/033 - Éléments constitutifsOpérations auxiliaires caractérisés par le circuit magnétique
G01N 15/06 - Recherche de la concentration des suspensions de particules
The invention relates to a piston accumulator having an accumulator housing (10) in which a separating piston (12) is longitudinally movably guided which separates two fluid chambers (14, 16), in particular separates a fluid chamber (14) having a working gas from a further fluid chamber (16) having an operating fluid, such as hydraulic oil, and which separating piston has a damping device (18), characterised in that, in addition to the damping device (18), an inflow device (20) is provided which interacts with the damping device (18) for damping a fluid flow out of the accumulator housing (10) by forming a throttle along a fluid path (22) and which releases a further fluid path (24) by bypassing the other fluid path (22) that has the throttle in order for fluid to flow into the accumulator housing (10).
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
The invention relates to a hydraulic accumulator, in particular in the form of a piston-type accumulator, having a separating element (10) which is arranged in an accumulator housing (14) and fluid-tightly separates two fluid chambers (16, 18), in particular a closed accumulator chamber (20) comprising a working gas and a liquid chamber (22) comprising an operating liquid such as hydraulic oil, from one another, wherein a fluid port (24) is fluidically connected to one of the fluid chambers (18). The hydraulic accumulator is characterised in that the fluid port (24) has a magnetic-field-generating device (42) which is received in a fixed position in the fluid port (24) and separates magnetizable particles out of the fluid passing through the fluid port (24), so as to purify said fluid.
F15B 1/22 - Structure des orifices de passage de liquide
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 21/041 - Élimination ou mesure de la contamination solide ou liquide, p. ex. par filtration
The invention relates to a piston accumulator, having an accumulator housing (10), in which a separating piston (12) is longitudinally movably guided, which separating piston separates two fluid chambers (14, 16) from one another, in particular separates a fluid chamber (14) having a working gas from another fluid chamber (16) having a liquid, such as hydraulic oil, and which separating piston has a damping piston (18) with a check valve (20), which damping piston can be introduced into a fluid connection (24) in the accumulator housing (10) to form a throttle gap (22). According to the invention, the throttle gap (22) is a cylindrical annular chamber, formed from the adjacent wall parts (28, 32) of the accumulator housing (10) and the damping piston (18), and the check valve (20) has a valve ball (36) which is acted upon by an energy accumulator and which, in its closed position, blocks a fluid path between the fluid connection (24) and a piston fluid chamber (38) between the separating piston (12) and the accumulator housing (10) and, in its open position, opens said fluid path.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
The invention relates to a hydraulic accumulator comprising an accumulator housing (18) and a separating element (10) which is arranged therein in a longitudinally movable manner and which separates two media chambers (12, 14) within the accumulator housing (18), in particular a chamber with a working gas, such as nitrogen gas, from another chamber with a liquid, such as hydraulic oil, and a bursting device (66) for reducing an inadmissibly high pressure in the accumulator housing (18), wherein the bursting device (66) is arranged in the separating element (10), and when the bursting device bursts, a media-conducting connection (84) between the two media chambers (12, 14) is released via the separating element (10).
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 20/00 - Dispositions propres à la sécurité pour systèmes de manœuvre utilisant les fluidesUtilisation des dispositifs de sécurité dans les systèmes de manœuvre utilisant des fluidesMesures d'urgence pour les systèmes de manœuvre utilisant des fluides
Bellows accumulator in which a folding bellows (16), which serves as a movable separating element (10) between a first media side (12), in particular a gas side, and a second media side (14), in particular a liquid side, has, at its bellows end (20) that can move in an axial direction in a storage housing (18) during expansion and contraction, a closure body (24) which media-tightly closes off the interior (22) of the folding bellows (16) and, at its other bellows end (26), is immovably fixed relative to the storage housing (18), and having a valve device (44) which, when the pressure on the liquid side (46) drops, moves to a closed position, thereby preventing liquid from continuing to flow out of the storage housing (18), characterized in that the closing process for the valve device (44) is controlled by means of at least one energy store (48), which is arranged between the valve device (44) and the closure body (24) of the folding bellows (16), in such a way that a specifiable quantity of liquid remains in the storage housing (18) in any case, said quantity of liquid supporting the folding bellows (16) in its expanded position.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
A piston accumulator has an accumulator housing and a separating piston (8) guided for longitudinal motion in the accumulator housing. The separating piston separates a liquid side (4) from a gas side (10) in the accumulator housing. Liquid unintentionally transitions from the liquid side (4) to the gas side (10) despite a piston seal on the separating piston (8). By a return device (28), the transitioned liquid is at least partially returned from the gas side (10) of the accumulator housing to the liquid side (4) of the accumulator housing.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 20/00 - Dispositions propres à la sécurité pour systèmes de manœuvre utilisant les fluidesUtilisation des dispositifs de sécurité dans les systèmes de manœuvre utilisant des fluidesMesures d'urgence pour les systèmes de manœuvre utilisant des fluides
F16J 1/09 - PistonsPistons à fourreauPlongeurs comprenant des moyens de guidage des fluides
Pressure accumulator with an accumulator housing (10), in which a movable separating element (16) separates a medium space (12), preferably filled with a working gas, from a fluid space (14) in a fluid-tight manner, wherein a monitoring device (28) is provided and gives a visually perceptible indication when there is a fault that impairs the sealing effect of the separating element (16), the monitoring device having a viewing window through which it is possible to observe an indicator which is in connection with the medium space (12) and the optical property of which perceptibly changes when it is wetted with the fluid, characterized in that the monitoring device (28) has a screw plug, which can be screwed with its external thread into an assigned internal thread of the accumulator housing (10) and which has the viewing window and the indicator and also a fluid-permeable shutting-off device, which forms in the screw plug a receiving space partly delimited by the viewing window and intended for receiving the indicator, the shutting-off device spatially separating the receiving space from the interior of the medium space (12) of the accumulator housing (10).
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 20/00 - Dispositions propres à la sécurité pour systèmes de manœuvre utilisant les fluidesUtilisation des dispositifs de sécurité dans les systèmes de manœuvre utilisant des fluidesMesures d'urgence pour les systèmes de manœuvre utilisant des fluides
Conveying device, in particular in the form of a compressor, consisting of at least one housing (10) and a partition element which is arranged movably in the housing (10) and separates two fluid regions (14, 16) in the housing (10) from each other, wherein the partition element is formed of a partition bellows (18) with individual bellows folds (20), wherein a mechanical actuation device for controlling a movement of the partition bellows (18) is provided, and wherein the heat generated by means of the actuation device via the movement of the partition bellows (18) can be at least partially removed from the housing (10) by means of a cooling device.
F04B 45/02 - Pompes ou installations de pompage, ayant des organes de travail flexibles, spécialement adaptées pour fluides compressibles ayant des soufflets
F04B 45/033 - Pompes ou installations de pompage, ayant des organes de travail flexibles, spécialement adaptées pour fluides compressibles ayant des soufflets à entraînement par fluide
F04B 43/08 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles ayant des organes flexibles tubulaires
F04B 39/06 - RefroidissementChauffagePrévention du gel
F04B 53/08 - RefroidissementChauffagePrévention du gel
2. A separating element, in particular for a hydraulic accumulator, such as a bellows accumulator produced by a 3D printing method, consists of a single membrane which is deflected arcuately, as viewed in cross section, while forming a plurality of bellows folds (28) at deflection points (30) which outwardly and inwardly delimit the bellows folds (20) and, in order to obtain an isotensoid or substantially isotensoid distribution of stress in the membrane, the imaginary extensions (32) of the membrane surfaces (34) adjacently adjoining each deflection point (30) enclose an acute angle (α) with one another, at least in an initial state.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
A piston accumulator having an accumulator housing (4) and a separating piston (10), which is guided longitudinally displaceable therein, which separates two media chambers (12, 14) from each other and which has a dual sealing system (16), wherein one of the sealing systems (18) faces one media chamber (12) and the other sealing system (20) faces the other media chamber (14), wherein at the location (58) a compensation device is at least partially accommodated in the separating piston (10) between the two sealing systems (18, 20), which compensation device enables hydrostatic pressure compensation between the two sealing systems (18, 20) to prevent an undesirable pressure buildup during operation.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
Produits et services
Ironmongery and small items of metal hardware, including
screws; fittings of metal for fastening storage units,
filters, valves and control blocks, and gas, liquid and
electric conduits; fittings for gas and liquid apparatus and
for gas or liquid conduits of metal; metal fasteners; clips
of metal; hose couplings and connections, flexible tubes of
metal; metallic connector supports, screw couplings,
metallic adapters and sealing caps; storage tanks of metal,
including metallic hydraulic tanks. Hydropneumatic storage units being machine parts; piston
accumulators, bubble memory devices, diaphragm accumulators,
bellows accumulators, spring accumulators, in each case
being parts of machines and accumulator installations
consisting of such accumulators, being parts of machines,
including in the field of offshore and deep sea
applications; hydraulic, hydropneumatic and reflective
sound, vibration and pressure dampers, resonators,
silencers, in each case being parts of machines; filtration
devices and filters, being parts of machines, for filtration
and separation technologies, usable for all technical,
chemical, biological, and process engineering applications;
replacement parts for the aforesaid goods; coalescers,
high-pressure, medium-pressure and low-pressure filters,
liquid filters, pipe filters and process line filters, gas
filters, including for seal gas systems, cyclone filters and
separating filters, filling filters and ventilation filters,
full-flow filters and partial-flow filters, multistage
filters, return flow filters, including suction filters and
return flow suction filters, tank-integrated filters,
including ventilating and drying devices, drum filters and
strip winding filters, perforated plate filters and screen
filters, offline filters and inline filters and spin-on
filters, plastic melt filters, membrane filters, filter
units together with draining apparatus, all being parts of
machines; filter elements, perforated plate and screen
filter elements, gap-type filter elements, rheological
filter elements, flow filter elements, filter candles,
filter cartridges, filter housings, filter discs and disc
filter elements, filter mats, filter pots, filter cloths,
filter bags, filter strips, filter packets and deep filter
elements, including filter fabric materials, in each case
being parts of machines; cooling and heating devices,
namely, heat exchangers (parts of machines) for stationary
and mobile applications for exchanging heat between liquid
and/or gaseous media; shut-off equipment, shut-off
apparatus, stop valves, switch-over devices and valves being
parts for machines, in particular for hydraulic, pneumatic
and electrohydraulic fuels and media, namely inflow pressure
and circulating pressure balances, flow control valves,
priority valves, shuttle valves, seat valves and slide
valves, throttle valves, diaphragms, directional control
valves, non-return valves, pressure valves, pressure control
valves and pressure limiting valves, with and without
indicators and monitoring equipment, vent valves; control
apparatus being parts of machines for hydraulic, pneumatic
and electrohydraulic installations, in particular flow
dividers and control blocks, including valve control blocks,
including for volume flow control; hydraulic or pneumatic
operating cylinders, being parts of machines; hydraulic and
pneumatic motors and engines, gears, clutches, pumps and
compressors, including being machine parts; electric,
hydraulic, pneumatic or electrohydraulic drive units, motors
and engines as being parts of machines, in particular for
process engineering and for general machine construction, in
particular for construction machines, for machine tools, for
machines for manufacturing plastics, for drives for tools,
for presses, for transport installations, for shipping and
aeronautics, for chemical and reactor technology, for mining
and iron and steel works, and for rolling mills; hydraulic
and electrohydraulic motors and engines; control apparatus,
in particular electric, electro-mechanical and
electro-hydraulic control apparatus for machines and motors;
lubricators [parts of machines], lubricating installations
[parts of machines], pressure regulators for lubricating
installations, namely supply apparatus, in particular
distributors for stationary and mobile application;
mechanically operated clamping devices [parts of machines],
clamping machines and clamping tools [other than hand
operated]; motor-driven hydraulic and electrohydraulic
pressure and feed pumps, being parts of machines, adjustable
and non-adjustable; hydraulic drive units for elevator
controllers, transport controllers and lift controllers, in
particular consisting of a hydraulic pump and a drive motor;
machines for industrial washing and cleaning; electromotors;
electric, hydraulic and electro-hydraulic actuators for
motors, in particular for variable speed motors; housings
and parts therefor, in particular in the form of storage
housings, filter housings and valve blocks, as parts of
storages, filters or valve blocks; actuators, piezoelectric
actuators, electrostatic actuators and magnetic actuators,
line and process line filters. Scientific, nautical, surveying, photographic,
cinematographic, optical, weighing, measuring, signalling,
checking (supervision), life-saving and teaching apparatus
and instruments; electronic, microelectronic and
electrotechnical components, included in this class, in
particular for use in the automobile industry, including
mobile hydraulics, the semiconductor industry, the food
industry, aeronautics, medicine, pharmacy, oil and gas
transport technology, environmental engineering, laboratory
and testing technology, household and sanitary systems, as
well as in mining and in the field of steelworks, power
plants, wind power installations, machine tools, transfer
presses and plastic injection moulding machines; control
equipment and apparatus for elevator controllers; electrical
resonators; indicator, monitor and control apparatus for
level, pressure, temperature and quantity for gaseous and
liquid media, manometer monitoring switches; switching
apparatus, monitoring apparatus and diagnostic apparatus for
technical applications; apparatus and instruments for
conducting, switching, transforming, accumulating,
regulating or controlling electricity; control modules for
hydraulic drives; electrohydraulic cooling regulators;
electrical measuring apparatus, namely transducers, sensors,
in particular pressure sensors, flow sensors, temperature
sensors, level sensors, sensors for logging state variables
of liquids and gases, fluid flow sensors, viscosity sensors,
gas sensors, conductivity sensors, sensors for determining
relative permittivity, humidity sensors, optical sensors,
magnetic sensors, capacitive sensors, chemical sensors,
thermoelectric sensors, distance sensors, tilt sensors,
particle counters; active and passive electric and
electronic components manufactured using thick-film and
thin-film technology, namely thick-film strain gages and
thin-film strain gages; microwave antennas; magnets,
including in combination with valve switching components,
except ignition magnets for motors and engines; optical
instruments and apparatus, in particular cameras,
microscopes, optical recording apparatus for analysis and
metrology; optical particle counting apparatus; logical
elements, electrotechnical and electronic components being
logical elements and assemblies consisting thereof, namely
printed circuits, semi-conductor component parts, integrated
circuits, memory components, resistors, microprocessors;
circuit boards with electrotechnical and electronic units
and component parts of computers and data processing
installations, in particular semi-conductor building
elements, and electric and electronic installations for
monitoring, testing and controlling industrial working
processes and of apparatus and instruments in land, air and
water vehicles; electronic, electrotechnical and mechanical
apparatus, equipment and instruments, namely for computers
and systems composed of the aforesaid goods, including
peripheral devices connected thereto for recording, viewing,
output and transmission of data and for manufacturing and
process engineering, in particular computer peripherals,
computer hardware, computer screens, display monitors,
printers, joysticks, input devices for computers, computer
modules, touch screens, computer memory devices, computer
controllers, computer networking and data communications
equipment; computers, in particular computers for research,
scientific and industrial purposes for technical and natural
science applications; data processing programs for these
computers recorded on machine-readable data carriers, in
particular magnetic disks and tapes and diskettes; software;
dosimeters; automatic and electro-hydraulic control
apparatus, in particular roll stabilisation devices; control
apparatus, being parts for vehicles, in particular for
hydraulic and pneumatic installations, in particular
transition coils and control blocks, including valve control
blocks. Filter devices and filters for heating, steam-generating,
refrigerating, drying, ventilating, water supply, water
treatment, air-conditioning, and sanitary installations and
apparatus; replacement parts for any of the aforesaid goods;
coalescers [separator], high-pressure, medium-pressure and
low-pressure filters, liquid filters, gas filters, including
for seal gas systems, cyclone filters and separating
filters, filling filters and ventilation filters, full flow
filters and bypass filters, multistage filters, return flow
filters, including suction filters and return flow suction
filters, tank-integrated filters, including ventilating and
drying devices, drum filters and strip winding filters,
perforated plate filters and screen filters, offline filters
and inline filters and spin-on filters, plastic melt
filters, membrane filters, filter units together with
draining apparatus, all the aforesaid goods being parts of
industrial installations; filter elements, perforated plate
and screen filter elements, gap-type tube filter elements,
rheological filter elements, flow filter elements, filter
candles, filter cartridges, filter housings, filter discs
and disc filter elements, filter mats, filter pots, filter
cloths, filter bags, filter strips, filter packets and deep
filter elements, including filter fabric materials, all the
aforesaid goods being parts or accessories of filters for
heating, steam generating, cooling, drying, ventilating,
water supply, water treatment, air-conditioning and sanitary
installations and apparatus; gas technology installations
and components, included in this class, in particular for
use in the automobile industry, including mobile hydraulics,
the semiconductor industry, the food industry, aeronautics,
medicine, pharmacy, oil and gas transport technology,
environmental engineering, laboratory and testing
technology, household and sanitary systems, as well as in
mining and in the field of steelworks, power plants, wind
power installations, machine tools, transfer presses and
plastic injection moulding machines; heat exchangers for
stationary and mobile applications for exchanging heat
between liquid and/or gaseous media; cooling and heating
installations. Apparatus for locomotion by land, air or water; motors,
including variable speed motors and transmissions and torque
converters for land vehicles; machine coupling and
transmission components for land vehicles and vehicle
airbags; shut-off valves, ball valves, switch-over devices
and valves being parts for vehicles, in particular for
hydraulic and pneumatic fuels and media including motors and
gearboxes, namely inflow pressure and circulating pressure
balances, flow control valves, priority valves, shuttle
valves, seat valves and slide valves, throttle valves,
diaphragms, directional control valves, non-return valves,
pressure valves, pressure control valves and pressure
limiting valves, with and without indicators and monitoring
equipment, vent valves; all of the aforesaid goods for
agricultural machines and mobile transmissions of all kinds;
electric, hydraulic, pneumatic or electro-hydraulic drives
and motors for land, air and water vehicles.
A conveying device for fluids with an inlet (12) and an outlet (14) and a conveying part (10) which is connected in between and is actuable by a drive part, characterized in that the conveying part (10) has a fluid-tight media-separating device (16) with a variable chamber volume, which becomes fluidically connected via its receiving space (21) to the inlet (12) or the outlet (14), and which, by means of the drive part, receives fluid via the inlet (12) as part of an intake stroke, increasing the chamber volume, and discharges the received fluid via the outlet (14) as part of a discharging stroke, reducing the size of said chamber volume.
F04B 43/113 - Pompes ayant un entraînement par fluide le fluide d'entraînement étant commandé par au moins un clapet
F04B 11/00 - Égalisation des pulsations, p. ex. au moyen de réservoirs d'airAnticavitation
F04B 45/033 - Pompes ou installations de pompage, ayant des organes de travail flexibles, spécialement adaptées pour fluides compressibles ayant des soufflets à entraînement par fluide
F04B 25/00 - Pompes multiétagées spécialement adaptées aux fluides compressibles
F04B 9/105 - "Machines" ou pompes à piston caractérisées par les moyens entraînants ou entraînés liés à leurs organes de travail les moyens étant à fluide le fluide étant liquide avec une seule chambre de pompage le mouvement alternatif de l'organe de pompage étant obtenu par un moteur hydraulique à double effet
F04B 9/117 - "Machines" ou pompes à piston caractérisées par les moyens entraînants ou entraînés liés à leurs organes de travail les moyens étant à fluide le fluide étant liquide avec plusieurs chambres de pompage les organes de pompage n'étant pas liés mécaniquement entre eux
F04B 45/02 - Pompes ou installations de pompage, ayant des organes de travail flexibles, spécialement adaptées pour fluides compressibles ayant des soufflets
2. A hydraulic accumulator, in particular a piston accumulator, comprising a separation element (16) which is movably arranged in an accumulator housing (10) and which separates two media chambers (24, 26) from each other, and comprising a distance measuring device for monitoring the position of the separation element (16), is characterized in that the distance measuring device is in the form of a radar device (32) that includes a transmitter (42) emitting a primary signal which, upon at least partial reflection off the separation element (16), generates a secondary signal which, upon reception by a receiver (46), allows a position of the separation element (16) in the accumulator housing (10) to be determined.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/12 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie
F15B 1/16 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles en forme de tubes
The invention relates to a separating element consisting of at least two types of layers of plastic material, - of which one type of layer is media-resistant against mineral oils; and – of which the other type of layer has a low permeability to gases or is gas-tight, wherein both types of layers are firmly connected to each other when in direct contact with one another and provide the elastically resilient separating element (12).
F15B 1/14 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie au moyen d'organes de support annulaires rigides
B32B 25/00 - Produits stratifiés composés essentiellement de caoutchouc naturel ou synthétique
The invention relates to a hydraulic accumulator, in particular a diaghram accumulator, comprising an accumulator housing (10) and a separating element (12) which is arranged therein and which separates two media chambers (14, 16) from each other. The invention is characterized in that a welding seam (40) which is free of welding additives is formed using a laser or electron beam welding method in that at least some of the wall parts (64, 75, 97, 116) delimiting a transition point (120) are melted so as to form the welding seam (40) which closes the transition point (120) from the surroundings without a projection relative to the outer circumferential surface (72, 96) of a connection body (28, 82).
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/22 - Structure des orifices de passage de liquide
F15B 1/14 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie au moyen d'organes de support annulaires rigides
The invention relates to a hydraulic accumulator, in particular a diaphragm accumulator, comprising an accumulator housing (10) and a separating element (12) which is arranged therein and separates two media chambers (14, 16) from each other. The accumulator housing (10) has at least one fluid connection point (24, 26) which opens into an adjacent media chamber (14, 16) and has a connection body (28, 82) with a fluid passage point (80, 98) that is connected to the accumulator housing (10) via a welding seam (40). The invention is characterized in that the connection body (28, 82) has an annular outer circumferential surface (72, 96) on the connection region facing the accumulator housing (10), and when the end face of the connection body is placed on the accumulator housing (10), the connection body (28, 82) forms a transition point (120), along which the welding seam (40) runs.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/14 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie au moyen d'organes de support annulaires rigides
The invention relates to a piston accumulator, comprising an accumulator housing (10) and a separating piston (12), which can be moved longitudinally in the accumulator housing (10) and which separates two media chambers (14, 16) from each other, characterized in that an end-position damping means (28) is provided between the separating piston (12) and the accumulator housing (10), which end-position damping means has at least one gap (66, 72), which gap constricts with increasing movement of the separating piston (12) toward its end position and thus builds up a flow resistance that inhibits the movement of the separating piston (12), and which gap is formed at least in one of the adjacent end faces (30, 56) of the separating piston (12) and of the accumulator housing (10) as a recess (64, 78).
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
A bellows accumulator, consisting of at least two housing parts (4, 6) which form an accumulator housing (2), and having a separating bellows (20), which is movably arranged in the accumulator housing (2) and separates two media spaces (8, 22) from each other and is at least on its one free end fixed to a securing device (24) in the accumulator housing (2), wherein said securing device (24) is welded to the adjacently arranged housing parts (4, 6), is characterized in that the adjacently arranged housing parts (4, 6) comprise at least in part titanium materials, in that the securing device (24) consists of at least two interconnected components (26, 30), at least one (26) of which comprises at least in part titanium materials and is welded to the adjacently arranged housing parts (4, 6), and in that the respective other component (30), consisting of a different metal material, is used for securing the separating bellows (20) to the securing device (24).
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/14 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie au moyen d'organes de support annulaires rigides
A bellows accumulator has at least one accumulator housing (2) and a separating bellows (20) movably arranged in the accumulator housing (2). The separating bellows 20 has a plurality of bellows folds and separates two media spaces (8, 22) from one another. The stationary open end of the separating bellows (20) is fixed to the accumulator housing (2) by a securing device (24). The separating bellows (20) has, at its movable other end, a closure part (36) having a guide device (40) by which the closure part (36) is guided in the accumulator housing (2). The closure part (36) has, in addition to the guide device (40), a sealing device (50). At least in the one extended end position of the separating bellows (20), the sealing device (50) separates a fluid space (8), in which the bellows folds are arranged in the accumulator housing (2), from a fluid port (12) in the accumulator housing (2). At least in some of the other working positions, the sealing device (50) releases this fluid connection.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
A cutting roller has an axle (2), on which a cutting ring (4) is rotatably guided by a bearing device (10, 12). The bearing device is sealed against the environment by a sealing device (28, 30). By a compensating device (40), any differential pressure between the bearing device (10, 12) and the environment is compensable.
E21B 10/25 - Trépans à organes coupants roulants, p. ex. à molettes caractérisés par des détails de paliers, de lubrification ou d'étanchement caractérisés par des détails d'étanchement
E21B 10/24 - Trépans à organes coupants roulants, p. ex. à molettes caractérisés par des détails de paliers, de lubrification ou d'étanchement caractérisés par des détails de lubrification
E21B 10/12 - Trépans à organes coupants roulants, p. ex. à molettes à organes coupants en forme de disque
E21D 9/10 - Exécution en utilisant des machines à forer ou à inciser
A hydraulic accumulator, in particular in the form of a piston accumulator, has an accumulator housing (10) and a separating element (20) arranged in the housing. The separating element is in the form of a piston, which separates a fluid side (22) from a gas side (24). At least the gas side (24) can be inspected, at least in part, by at least one sight glass (34, 36) that is fixed in the accumulator housing (10).
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
G02B 7/00 - Montures, moyens de réglage ou raccords étanches à la lumière pour éléments optiques
A damping device, in particular for damping or preventing pressure surges, such as pulsations, in hydraulic supply circuits, preferably in the form of a silencer, has a damping housing (2) encompassing a damping chamber (10). The damping housing (2) has at least one fluid inlet (6) and at least one fluid outlet (8), as well as a fluid receiving chamber extending between the fluid inlet (6) and the fluid outlet (8). During operation of the device, a fluid flow coming from the fluid inlet (6) passes through the damping chamber (10) towards the fluid outlet (8). A wall part of the fluid receiving chamber extends as a guide element (16) in at least one direction of extension transverse to the direction of the fluid flow. In the damping chamber (10), several guide elements (16) are provided, against which guide elements the fluid can flow to alter the flow velocity in certain areas.
F15B 21/00 - Caractéristiques communes des systèmes de manœuvre utilisant des fluidesSystèmes de manœuvre à pression ou parties constitutives de ces systèmes, non couverts par l'un quelconque des autres groupes de la présente sous-classe
The invention relates to a piston accumulator comprising an accumulator housing (4) and a separating piston (10) which is guided therein in a longitudinally displaceable manner, which separates two media chambers (12, 14) from one another, and which has a double sealing system (16), with one sealing system (18) facing one media chamber (12) and the other sealing system (20) facing the other media chamber (14), wherein at least part of an equalisation device, which alows the equalisation of hydrostatic pressure between the two sealing systems (18, 20) in order to avoid an undesired build-up of pressure during operation, is accommodated in the separating piston (10) between the two sealing systems (18, 20) at the location (58).
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F16J 15/3208 - 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 pourvue d’éléments de tension, p. ex. de bagues élastiques
A pressure accumulator having an accumulator housing (10) in which a movable separating element (16) separates a gas chamber (12) filled with a working gas from a fluid chamber (14) in a fluid-sealed manner. A monitoring device (46) is provided, which, in the event of a fault impairing the sealing effect of the separating element (16), provides an optically discernible indication and has an inspection window (54), through which an indicator can be observed. The monitoring device is connected to the gas chamber (12) and changes optical properties discernibly when wetted with the fluid. The indicator changing its optical properties is accommodated in a capsule (48) with a capsule wall (50) permeable to the passage of the fluid and arranged between the inspection window (54) and the separating element (16) in the accumulator housing (10).
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
A damping device for fluids subject to pressure pulsations has at least one hydraulic accumulator (2). The accumulator housing (4, 6) contains a movable separating element (18), which separates a gas side (14) from a fluid room (16) and can be pressurized by a fluid present in the fluid room (16). A damper housing (34) having a second fluid room (38) is provided as a component of the accumulator housing (4, 6). Through the second fluid room (38), the fluid subject to pressure pulsations can flow. The second fluid room (38) contains a second movable separating element (40), which separates the second fluid room (38) from the first fluid room (16) of the hydraulic accumulator (2) without dead space.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F16L 55/053 - Réservoirs pneumatiques le gaz dans le réservoir étant séparé du fluide situé dans le tuyau
F15B 1/22 - Structure des orifices de passage de liquide
F15B 21/00 - Caractéristiques communes des systèmes de manœuvre utilisant des fluidesSystèmes de manœuvre à pression ou parties constitutives de ces systèmes, non couverts par l'un quelconque des autres groupes de la présente sous-classe
A piston accumulator has an accumulator housing and a separating piston (8) guided for longitudinal motion in the accumulator housing. The separating piston separates a liquid side (4) from a gas side (10) in the accumulator housing. Liquid unintentionally transitions from the liquid side (4) to the gas side (10) despite a piston seal on the separating piston (8). By a return device (28), the transitioned liquid is at least partially returned from the gas side (10) of the accumulator housing to the liquid side (4) of the accumulator housing.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F16J 1/09 - PistonsPistons à fourreauPlongeurs comprenant des moyens de guidage des fluides
F15B 20/00 - Dispositions propres à la sécurité pour systèmes de manœuvre utilisant les fluidesUtilisation des dispositifs de sécurité dans les systèmes de manœuvre utilisant des fluidesMesures d'urgence pour les systèmes de manœuvre utilisant des fluides
A hydropneumatic piston accumulator has an accumulator housing (1) defining a housing longitudinal axis (11) and a piston (9) longitudinally movable between two housing covers (5, 7) positioned opposite each other. In the housing (1), the piston (9) separates a working chamber (13) for a compressible medium, such as a working gas, from a working chamber (15) for an incompressible medium, such as hydraulic fluid. A piston part (55) of a displacement measurement device continuously determines each position of the piston (9) in the housing (1). A rod-shaped guide (29, 57) is stationarily positioned in the accumulator housing (1) and passes all the way through the piston (9) in each of its displacement positions in the accumulator housing (1). The piston (9) is movably guided along the guide until it reaches the stop on one of the two housing covers (5, 7) and is sealed against this guide (29,57) using a sealing device (49, 50).
F16L 55/04 - Dispositifs amortisseurs de vibrations ou de pulsations dans les fluides
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
58.
METHOD FOR DETERMINING A STORAGE PRESSURE AND ASSOCIATED DEVICE
The invention relates to a method for determining a storage pressure on a media side (14) of a hydraulic accumulator (6), which is separated from a further media side (18) thereof by means of a separating element (10) using a status monitoring means (46), which assigns a storage pressure in the hydraulic accumulator measured during operation to same, which is connected to a media line (24) by the further media side (18) thereof, characterised in that a storage station (2) is provided with multiple hydraulic accumulators (6) of this type, and in that the status monitoring means (46) has at least one sensor (48) which monitors the media pressure in the media line (18), to which all the hydraulic accumulators are connected by their further media side (18), as well as having further sensors (52), of which at least one is assigned to every hydraulic accumulator (6) and enables a conclusion to be drawn about the operating state of the separating element (10) of the respective hydraulic accumulator (6).
Device (1) and method for detecting battery cell states, BZZ, and/or battery cell parameters, BZP, of at least one battery cell (BZ), comprising a dual Kalman filter (2) which includes a state estimator (2A) for estimating battery cell states, BZZ, and a parameter estimator (2B) for estimating battery cell parameters, BZP, and comprising a determination unit (3) which is suitable for determining noise components (n, v) of the state estimator (2A) and of the parameter estimator (2B) on the basis of a stored characteristic parameter behaviour of the battery cell (BZ), wherein the battery cell states, BZZ, and the battery cell parameters, BZP, can be adapted automatically to a specified battery model (BM) of the battery cell (BZ) by means of the dual Kalman filter (2) on the basis of the noise components (n, v) determined by the determination unit.
G01R 31/367 - Logiciels à cet effet, p. ex. pour le test des batteries en utilisant une modélisation ou des tables de correspondance
G01R 31/3842 - Dispositions pour la surveillance de variables des batteries ou des accumulateurs, p. ex. état de charge combinant des mesures de tension et de courant
G06F 17/18 - Opérations mathématiques complexes pour l'évaluation de données statistiques
G01R 31/374 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge avec des moyens pour corriger la mesure en fonction de la température ou du vieillissement
A device determines the weight of a hydraulic accumulator (10) during its operation in a hydraulic facility. A pressurised liquid is introduced into a pressure vessel at least partially filled with a gas. The pressurised liquid compresses the gas and is stored in such a way that when it leaves the accumulator (10) hydraulic energy is emitted to the facility. The respective current weight of the hydraulic accumulator (10) is detected by a weighing device (14) applied to the hydraulic accumulator (10).
G01G 17/04 - Appareils ou méthodes pour peser un produit ayant une forme ou des propriétés particulières pour peser des fluides, p. ex. des gaz, des produits pâteux
G01L 19/00 - Détails ou accessoires des appareils pour la mesure de la pression permanente ou quasi permanente d'un milieu fluent dans la mesure où ces détails ou accessoires ne sont pas particuliers à des types particuliers de manomètres
G01L 9/00 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent
61.
Method and device for monitoring a stable convergence behavior of a Kalman filter
Method for monitoring a stable convergence behaviour of a Kalman filter (KF), which estimates states and/or parameters of an energy storage system, in particular a battery cell (BZ), wherein a covariance behaviour—provided by the Kalman filter (KF)—in terms of at least one state and/or parameter of the energy storage system is compared with a corresponding desired covariance behaviour of the state and/or parameter, wherein the Kalman filter (KF) is automatically deactivated for each state and/or each parameter of the energy storage system, of which the covariance behaviour exceeds the corresponding desired covariance behaviour.
G01R 31/367 - Logiciels à cet effet, p. ex. pour le test des batteries en utilisant une modélisation ou des tables de correspondance
G01R 31/3842 - Dispositions pour la surveillance de variables des batteries ou des accumulateurs, p. ex. état de charge combinant des mesures de tension et de courant
G01R 31/36 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge
G06F 17/00 - Équipement ou méthodes de traitement de données ou de calcul numérique, spécialement adaptés à des fonctions spécifiques
G06F 17/18 - Opérations mathématiques complexes pour l'évaluation de données statistiques
G01R 31/374 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge avec des moyens pour corriger la mesure en fonction de la température ou du vieillissement
A safety system has a valve block (10) to which at least one gas safety valve (12, 14) is connected in a detachable manner. At least one controllable valve (50, 52, 58) is in or at the valve block (10). At least one pressure accumulator (42) holds a gaseous pressure medium and is connected to the valve block (10) in a detachable manner. A gas-conveying connection routed at least partially within the valve block (10) between the connected pressure accumulator (42) and the connected gas safety valves (12, 14) can be opened or blocked by the valve (50, 52, 58).
F15B 20/00 - Dispositions propres à la sécurité pour systèmes de manœuvre utilisant les fluidesUtilisation des dispositifs de sécurité dans les systèmes de manœuvre utilisant des fluidesMesures d'urgence pour les systèmes de manœuvre utilisant des fluides
F15B 21/00 - Caractéristiques communes des systèmes de manœuvre utilisant des fluidesSystèmes de manœuvre à pression ou parties constitutives de ces systèmes, non couverts par l'un quelconque des autres groupes de la présente sous-classe
A bellows accumulator, consisting of at least one accumulator housing (2) and comprising a separation bellows (20) which: is movably disposed in the accumulator housing (2); has a number of bellows convolutions; separates two media chambers (8, 22) from each other; is secured at its fixed open end by means of a securing device (24) to the accumulator housing (2); and has at its movable other end a closing part (36) with a guide (40) with which the part is guided in the accumulator housing (2), is characterised in that in addition to the guide (40) the closing part (36) has a sealing device which at least in the one extended end position of the separation bellows (20) separates a fluid chamber (8), in which the bellows convolutions are disposed in the accumulator housing (2), from a fluid connection point (12) in the accumulator housing (2), and at least in some of the other working positions releases the fluid connection flowing therebetween.
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
A bellows accumulator, consisting of at least two housing parts (4, 6), which form an accumulator housing (2), and comprising a separation bellows (20) which: is movably disposed in the accumulator housing (2); separates two media chambers (8, 22) from each other; and is secured at least at its one free end to a securing device (24) in the accumulator housing (2), said securing device being welded to the adjacent housing parts (4, 6), is characterised in that: the adjacent housing parts (4, 6) contain, at least in part, titanium materials; the securing device (24) consists of at least two interconnected components (26, 30), of which at least one component (26) contains, at least in part, titanium materials and is welded to the adjacent housing parts (4, 6); and the other component (30), consisting of another metal material, is used to secure the separation bellows (20) to the securing device (24).
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 1/14 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie au moyen d'organes de support annulaires rigides
65.
Equalization device, in particular in the form of a tank
An equalization device is, in particular, in the form of a tank. The housing (2) of the tank has at least one inlet (8) and one outlet (10) for receiving and discharging fluid, respectively, at least in one of the housing walls (4) of the housing, which housing can be filled with the fluid. At least one equalization body (14) is arranged within the housing (2). The equalization body is at least partly provided with an elastically compliant separating wall (20). The interior of the equalization body is delimited, and is at least partly in pressure-equalizing connection (32) with the surroundings at a passage (12, 32) through one of the housing walls (4).
F16L 55/04 - Dispositifs amortisseurs de vibrations ou de pulsations dans les fluides
F15B 1/16 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles en forme de tubes
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
F17C 1/00 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables
F24D 3/10 - Distribution par conduits, p. ex. comportant des accumulateurs de chaleur, des vases d'expansion
A roller cutter having a spindle (2) on which a cutting ring (4) is rotatably mounted by means of a bearing device (10, 12) that is sealed off from the surroundings by means of a sealing device (28, 30) is characterized in that any differential pressure between the bearing device (10, 12) and the surroundings can be compensated by means of a compensating device (40).
The invention relates to a hydraulic accumulator, particularly in the form of a piston accumulator, having an accumulator housing (10) and a separating element (20) arranged therein, particularly in the form of a piston, which separates a fluid (22) from a gas side (24), characterized in that at least the gas side (24), at least in part, can be inspected by means of at least one viewing glass (34, 36), which is fixed in the accumulator housing (10).
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
A damping device, in particular for damping or avoiding pressure surges, such as pulses, in hydraulic supply circuits, preferably in the form of a silencer, having a damping housing (2) which surrounds a damping chamber (10) and has at least one fluid inlet (6) and at least one fluid outlet (8) and a fluid receiving chamber extending between the fluid inlet (6) and the fluid outlet (8), wherein, during operation of the device, a fluid flow coming from the fluid inlet (6) traverses the damping chamber (10) in the direction of the fluid outlet (8), and wherein a wall part of the fluid receiving chamber is in the form of a guide element (16) and extends in at least one extent direction transversely with respect to the fluid flow, is characterized in that a plurality of guide elements (16) are provided in the damping chamber (10), the fluid flow flowing against said guide elements and the fluid flow rate being partly altered by them.
F15B 21/00 - Caractéristiques communes des systèmes de manœuvre utilisant des fluidesSystèmes de manœuvre à pression ou parties constitutives de ces systèmes, non couverts par l'un quelconque des autres groupes de la présente sous-classe
The invention relates to a damping device for fluids affected by pressure pulsations, comprising at least one hydraulic reservoir (2), the reservoir housing (4, 6) of which contains a movable separating element (18), which separates a gas side (14) from a fluid space (16) and can be pressurised by a fluid in the fluid space (16), which damping device is characterized in that a damper housing (34) having a second fluid space (38) is provided as a component of the reservoir housing (4, 6), through which fluid affected by pressure pulsations can flow, and contains a second movable separating element (40) which separates the second fluid space (38) from the first fluid space (16) of the hydraulic reservoir (2) without any dead space.
F15B 21/00 - Caractéristiques communes des systèmes de manœuvre utilisant des fluidesSystèmes de manœuvre à pression ou parties constitutives de ces systèmes, non couverts par l'un quelconque des autres groupes de la présente sous-classe
F15B 1/22 - Structure des orifices de passage de liquide
A hydropneumatic piston-cylinder assembly, in particular for use as a suspension strut in vehicle suspension systems, includes a cylinder housing (4) and a piston (14) guided for axial movement in the cylinder chamber (12) of the cylinder housing. The cylinder chamber is filled with a hydraulic fluid. The piston has a piston rod (24) on one piston side (20). The piston rod extends out of an end of the cylinder chamber (12) in a sealed manner. The hydraulic fluid, which is located in the cylinder chamber (12) on the side of the piston crown (16) facing away from the piston rod (24), can be brought into operative connection with a pneumatic spring accumulator (10). The pneumatic spring accumulator is a piston-type accumulator (10), which is arranged in the cylinder housing (4).
F16F 9/48 - Dispositions permettant différents effets d'amortissement à différents points de la course
F16F 9/32 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement Parties constitutives
B60G 15/12 - Suspensions élastiques caractérisées par la disposition, l'emplacement ou le type de combinaison de ressorts et d'amortisseurs de vibrations, p. ex. du type télescopique ayant un ressort à fluide et un amortisseur à fluide
F16F 9/06 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant à la fois un gaz et un liquide
The invention relates to a pressure accumulator comprising an accumulator housing (10) in which a movable separating element (16) separates a gas chamber (12) filled with a working gas from a fluid chamber (14) in a fluid-tight manner. A monitoring device (46) is provided which supplies an optically perceptible display in the event of a fault impairing the sealing effect of the separating element (16), and the monitoring device also has a viewing window (54) through which an indicator can be observed that is connected to the gas chamber (12) and the optical properties of which change in a perceptible manner when wetted with the fluid. The invention is characterized in that the indicator with changing optical properties is received in a capsule (48), the capsule wall (50) of which is permeable for the passage of the fluid and which is arranged in the accumulator housing (10) between the viewing window (54) and the separating element (16).
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
A piston accumulator, comprising an accumulator housing and a separator piston (8) which is guided such that it can move longitudinally in said housing and which separates a liquid side (4) from a gas side (10) in the accumulator housing, liquid passing unintentionally from the liquid side (4) to the gas side (10) despite a piston seal on the separator piston (8), is characterized in that at least part of said liquid is returned from the gas side (10) of the accumulator housing to the liquid side (4) thereof by means of a return device (28).
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 20/00 - Dispositions propres à la sécurité pour systèmes de manœuvre utilisant les fluidesUtilisation des dispositifs de sécurité dans les systèmes de manœuvre utilisant des fluidesMesures d'urgence pour les systèmes de manœuvre utilisant des fluides
A tensioning cylinder device includes a housing (2), at least partly longitudinally movable piston-rod unit (30, 34) arranged in the housing and a compensating element in the form of a bellows body (18) having bellows folds. The bellows body is longitudinally variable and has a media-carrying connection to a compressible medium accommodated in a medium chamber (12) in the housing (2).
F16L 37/62 - Accouplements du type à action rapide actionnés pneumatiquement ou hydrauliquement
B23Q 3/08 - Moyens de fixation de la pièce autres que les moyens actionnés mécaniquement
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F15B 15/14 - Dispositifs actionnés par fluides pour déplacer un organe d'une position à une autreTransmission associée à ces dispositifs caractérisés par la structure de l'ensemble moteur le moteur étant du type à cylindre droit
A hydropneumatic piston accumulator has an accumulator housing (1) with a cylindrical tube (3) defining a longitudinal axis (11). The cylindrical tube (3) is closed at both ends by housing covers (5, 7). A piston (9) is longitudinally movable in the cylindrical tube (3) and separates a working chamber (13) for a compressible medium from a working chamber for an incompressible medium. A displacement measuring device determines the position of the piston (9) in the housing in a contact-free manner. The displacement measuring device includes a non-magnetic measuring tube (29) extending along the longitudinal axis (11) from one housing cover (5) to the other housing cover (7) and through a passage (31) formed in the piston (9) and is sealed against the interior of the housing (1). In the tube (29), a position sensor (57) is movably guided and follows the piston movements in the measuring tube (29) using a magnetic force acting between the piston sensor (57) and the piston (9). A transmitter/receiver (65) for the displacement measuring device is positioned on one of the housing covers (5, 7) and emits a measurement beam through the open end (25, 26) of the measuring tube (29) to the position sensor (57) and receives reflected radiation.
F16L 55/04 - Dispositifs amortisseurs de vibrations ou de pulsations dans les fluides
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
The invention relates to a safety system with a valve block (10) to which at least one gas safety valve (12, 14) is detachably connected, comprising at least one controllable valve (50, 52, 58) in or on the valve block (10) and at least one pressure accumulator (42) that receives a gaseous pressure medium and is also detachably connected to the valve block (10). The invention is characterised in that a gas-conducting connection extending at least in sections in the valve block (10), between the respectively connected pressure accumulator (42) and the respectively connected gas safety valve (12, 14), can be locked or released by means of the valve (50, 52, 58).
F15B 20/00 - Dispositions propres à la sécurité pour systèmes de manœuvre utilisant les fluidesUtilisation des dispositifs de sécurité dans les systèmes de manœuvre utilisant des fluidesMesures d'urgence pour les systèmes de manœuvre utilisant des fluides
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
An accumulator device (10) includes at least two accumulator elements (14, 16) that are combined to form a structural unit (12) and that have independently from one another their own accumulator characteristic curves (18, 20), in particular as a result of different preload pressures. The respective accumulator characteristic curves (18, 20) provide a combined total accumulator characteristic curve (22). A fluid can be stored in the structural unit (12) and can be retrieved from it. A hydropneumatic suspension system (24) has such an accumulator device (10).
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
B60G 17/04 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pour s'adapter aux conditions variables du véhicule ou du terrain, p. ex. en fonction de la vitesse ou de la charge les caractéristiques des ressorts à fluide
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
F16F 9/06 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant à la fois un gaz et un liquide
A hydropneumatic piston-cylinder assembly, in particular for use as a spring and/or shock absorber element, having a cylinder (2) which can be loaded with different loads and the cylinder chamber (4) of which receives a hydraulic liquid, and having a pneumatic spring-force accumulator which supports the cylinder (2) against the loads and is operatively connected to the hydraulic liquid in the cylinder chamber (4), is characterized in that the pneumatic spring-force accumulator consists of at least two accumulator devices (49, 51) which are combined to form a structural unit and, independently of one another and on account of different preload pressures, have dedicated spring characteristics which are independent of one another, wherein the respective spring characteristics result when combined in an overall spring characteristic.
F16F 9/06 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant à la fois un gaz et un liquide
B60G 11/26 - Suspensions élastiques caractérisées par la disposition, l'emplacement ou le type des ressorts ayant des ressorts à fluide uniquement, p. ex. ressorts hydropneumatiques
A method for producing pressure vessels, including pressure accumulators, such as hydraulic accumulators and parts of the parts of the accumulator (24). The parts produced by a 3D printing method can include one or more or all of two housing parts and a separating element separating the interior chamber of the two hosing parts are at least partially produced by a 3D printing method.
F17C 1/16 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en matériaux plastiques
B22F 5/10 - Fabrication de pièces ou d'objets à partir de poudres métalliques caractérisée par la forme particulière du produit à réaliser d'articles avec des cavités ou des trous, non prévue dans les sous-groupes précédents
F17C 1/00 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
B33Y 80/00 - Produits obtenus par fabrication additive
F17C 1/14 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en aluminiumRécipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en acier amagnétique
The invention relates to an equalization device, in particular in the form of a tank, the housing (2) of which has at least one inlet (8) and one outlet (10) for receiving and discharging fluid, respectively, at least in one of the housing walls (4) of said housing, which housing can be filled with the fluid, characterized in that at least one equalization body (14) is arranged within the housing (2), which equalization body is at least partly provided with an elastically compliant separating wall (20), the interior of the equalization body thus being delimited, and that the interior is at least partly in pressure-equalizing connection (32) with the surroundings at a passage (12, 32) through one of the housing walls (4).
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F16L 55/054 - Réservoirs pneumatiques le gaz dans le réservoir étant séparé du fluide situé dans le tuyau le réservoir étant placé dans ou autour du tuyau dont il est séparé par une membrane en forme de manchon
F24D 3/10 - Distribution par conduits, p. ex. comportant des accumulateurs de chaleur, des vases d'expansion
F15B 1/16 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles en forme de tubes
A safety device includes a connection point (21) for a pressure accumulator (1) that is connected to a bursting unit (55) at the gas end via the connection point (21). The bursting unit (55) can be triggered by a controllable force element (73). In the triggered state, the bursting unit allows the pressure accumulator (1) to be emptied at the gas end.
F16K 17/40 - Soupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage avec élément de rupture, p. ex. un diaphragme de rupture, un joint fusible
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
F16K 17/16 - Soupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage ouvrant sur excès de pression d'un côtéSoupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage fermant sur insuffisance de pression d'un côté avec élément de rupture l'élément étant un diaphragme de rupture
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
A damping device, particularly for damping or avoiding pressure surges such as pulses, in hydraulic supply circuits, preferably in the form of a silencer, includes a damping housing that surrounds a damping chamber (19), has at least one fluid inlet (11), has at least one fluid outlet (13) and has a fluid receiving chamber (19) extending between the fluid inlet (11) and the fluid outlet (13). During operation of the device, a fluid flow crosses the damping chamber (19) in a through-flow direction (15), coming from the fluid inlet (11) in the direction of the fluid outlet (13). At least parts of the fluid receiving chamber (19) extend in at least one extension direction transversely with respect to the through-flow direction (15). The fluid receiving chamber (19) immediately adjoins the fluid inlet (11) and the fluid outlet (13) and is delimited by at least one yielding wall part (4).
F15B 21/00 - Caractéristiques communes des systèmes de manœuvre utilisant des fluidesSystèmes de manœuvre à pression ou parties constitutives de ces systèmes, non couverts par l'un quelconque des autres groupes de la présente sous-classe
F16L 55/053 - Réservoirs pneumatiques le gaz dans le réservoir étant séparé du fluide situé dans le tuyau
F04B 39/00 - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
Degasifying apparatus is for eliminating gases, such as ambient air, from fluids, such as oil. The apparatus has at least one permeable membrane (26) that lets the gas to be eliminated from the fluid (22) penetrate through the permeable membrane and retains the liquid moiety of the fluid within the permeable membrane.
B60K 6/12 - Les moteurs primaires comportant des moteurs à combustion et des moyens d'accumulation d'énergie mécanique ou fluide au moyen d'un accumulateur à fluide rechargeable
F16H 61/4096 - Échange fluidique entre des circuits hydrostatiques et des sources ou des consommateurs externes avec des accumulateurs à pression
F16H 61/4174 - Commande de mise à l'air libre, p. ex. élimination de l'air emprisonné
B01D 69/02 - Membranes semi-perméables destinées aux procédés ou aux appareils de séparation, caractérisées par leur forme, leur structure ou leurs propriétésProcédés spécialement adaptés à leur fabrication caractérisées par leurs propriétés
B01D 69/10 - Membranes sur supportSupports pour membranes
B01D 71/70 - Polymères contenant, dans la chaîne principale, uniquement du silicium, avec ou sans soufre, azote, oxygène ou carbone
F15B 21/044 - Élimination ou mesure du gaz non dissous, p. ex. désaération, aération ou saignée
83.
Bellows accumulator, in particular pulsation damper
A bellows accumulator, in particular a pulsation damper, includes a bellows (3) arranged in an accumulator housing (1) and separating two media chambers (27, 28) from each other. Bellows folds (19) of the bellows can be moved at least partially along the inner wall (35) of the accumulator housing (1). The outside diameter of the bellows folds (19) is selected to be slightly smaller than the associated diameter of the inner wall (35) of the accumulator housing (1) in such a way that spaces (37, 41) are formed, which spaces together form a hydraulic damper for at least one medium.
F16L 55/04 - Dispositifs amortisseurs de vibrations ou de pulsations dans les fluides
F16F 9/08 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant à la fois un gaz et un liquide dans une chambre à paroi flexible
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F16F 9/00 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement
84.
Method for the production of a bladder accumulator and bladder accumulator produced according to said method
A method for the production of a bladder accumulator (10) that separates two media chambers (16, 18) from one another in a storage housing (12) by a bladder body (14). The following production steps include extruding a plastic tube over the bladder body (14), shaping the plastic tube with the integrated bladder body (14) in a molding tool that corresponds to a predeterminable plastic core container (20), and winding at least one plastic fiber from the outside on the plastic core container (20) for the purpose of creating the storage housing (12).
B29C 49/20 - Moulage par soufflage, c.-à-d. en soufflant une préforme ou une paraison dans un moule pour obtenir la forme désiréeAppareils à cet effet d'objets comportant des inserts ou des renforcements
F15B 1/16 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles en forme de tubes
F17C 1/16 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables en matériaux plastiques
The invention relates to a hydropneumatic piston-cylinder assembly, in particular for use as a suspension strut in vehicle suspension systems, comprising a cylinder housing (4) and a piston (14) guided for axial movement in the cylinder chamber (12) of said cylinder housing, which cylinder chamber is filled with a hydraulic fluid, said piston having a piston rod (24) on one piston side (20), which piston rod is led out of an end of the cylinder chamber (12) in a sealed manner, wherein the hydraulic fluid, which is located in the cylinder chamber (12) on the side of the piston crown (16) facing away from the piston rod (24), can be brought into operative connection with a pneumatic spring accumulator (10). Said hydropneumatic piston-cylinder assembly is characterized in that the pneumatic spring accumulator is a piston-type accumulator (10), which is arranged in the cylinder housing (4).
F16F 9/06 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant à la fois un gaz et un liquide
F16F 9/32 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement Parties constitutives
86.
DEVICE AND METHOD FOR DETERMINING THE WEIGHT OF A HYDRAULIC ACCUMULATOR
The invention relates to a device for determining the weight of a hydraulic accumulator (10) during the operation thereof in a hydraulic facility, where a pressurised liquid is introduced into a pressure vessel at least partially filled with a gas, said pressurised liquid compressing the gas and being stored in such a way that when it leaves the accumulator (10), hydraulic energy is emitted to the facility, and where the respective current weight of the hydraulic accumulator (10) is detected by means of a weighing device (14) applied to the hydraulic accumulator (10).
G01G 17/04 - Appareils ou méthodes pour peser un produit ayant une forme ou des propriétés particulières pour peser des fluides, p. ex. des gaz, des produits pâteux
A damping device, in particular for damping or avoiding pressure surges, such as pulses, in hydraulic supply circuits, preferably in the form of a silencer, has a damping housing surrounding a damping chamber and having a fluid inlet (3) and a fluid outlet (5). A fluid receiving chamber (7) extends between the fluid inlet and the fluid outlet. A fluid flow crosses the damping chamber in a throughflow direction (11) from the fluid inlet (3) to the fluid outlet (5). Parts of the fluid receiving chamber (7) extend transversely with respect to the throughflow direction (11). The fluid receiving chamber (7) immediately adjoins the fluid inlet (3) and the fluid outlet (5). A guide element (51) is provided in the damping chamber. The fluid flow flows against the guide element changing the flow speed of the flow at least in sections.
F16L 55/04 - Dispositifs amortisseurs de vibrations ou de pulsations dans les fluides
F15B 21/00 - Caractéristiques communes des systèmes de manœuvre utilisant des fluidesSystèmes de manœuvre à pression ou parties constitutives de ces systèmes, non couverts par l'un quelconque des autres groupes de la présente sous-classe
A damping device for damping or avoiding pressure surges, such as pulses, in hydraulic supply circuits has a damping housing (1) surrounding a damping chamber and having a fluid inlet (35) and a fluid outlet (41). A fluid receiving chamber extends between the fluid inlet (35) and the fluid outlet (41). During operation of the device, a fluid flow crosses the damping chamber in a throughflow direction (11), from the fluid inlet (35) to the fluid outlet (41). Parts of the fluid receiving chamber extend transversely with respect to the throughflow direction (11). More than one fluid receiving chamber is arranged one after the other in the throughflow direction (11). The fluid receiving chamber that is first upstream and the fluid receiving chamber that is last downstream immediately adjoin the fluid inlet (35) and the fluid outlet (41), respectively.
F16L 55/04 - Dispositifs amortisseurs de vibrations ou de pulsations dans les fluides
F15B 21/00 - Caractéristiques communes des systèmes de manœuvre utilisant des fluidesSystèmes de manœuvre à pression ou parties constitutives de ces systèmes, non couverts par l'un quelconque des autres groupes de la présente sous-classe
A method for producing a foam body for a pressure or hydraulic accumulator has a bubble- or diaphragm-shaped, elastically flexible separating layer (12) separating gas and liquid chambers from each other within an accumulator housing. The production method includes introducing a flowable, preferably liquid, foam material into the pressure accumulator with the foam material being at least partially surrounded by the separating layer (12), curing the foam material in the hydraulic accumulator, and building up a pressure gradient in which the visibly curing foam material expands the separating layer (12) from an originally partially filled starting state in the direction of an end state in which the accumulator is finally filled with the cured foam (38).
The invention relates to a tensioning cylinder device, comprising a housing (2) and and at least partly longitudinally movable piston-rod unit (30, 34) arranged therein, and comprising a compensating element in the form of a bellows body (18) having bellows folds, which is longitudinally variable and has a media-carrying connection to a compressible medium accommodated in a medium chamber (12) in the housing (2).
F15B 15/14 - Dispositifs actionnés par fluides pour déplacer un organe d'une position à une autreTransmission associée à ces dispositifs caractérisés par la structure de l'ensemble moteur le moteur étant du type à cylindre droit
A hydropneumatic piston accumulator, with an accumulator housing (1), which comprises a cylindrical tube (3) defining a longitudinal axis (11), wherein the cylindrical tube (3) is closed at both ends by a housing cover (5, 7) at each end and wherein a piston (9) is longitudinally movable in the cylindrical tube (3) and, in the housing, separates a working chamber (13) for a compressible medium, such as a working gas, from a working chamber for an incompressible medium, such as hydraulic fluid, and with a displacement measuring device for determining the position of the piston (9) in the housing in a contact-free manner. The invention is characterised in that the displacement measuring device comprises a non-magnetic measuring tube (29), which extends along the longitudinal axis (11) from one housing cover (5) to the other housing cover (7) through a passage (31) formed in the piston (9) and is sealed against the interior of the housing (1), and in that in the tube (29) a position sensor (57) is movably guided and follows the piston movements in the measuring tube (29) using a magnetic force acting between the piston sensor (57) and the piston (9), and in that a transmitter/receiver (65) for the displacement measuring device is positioned on one of the housing covers (5, 7) and emits a measurement beam through the open end (25, 26) of the measuring tube (29) to the position sensor (57) and receives reflected radiation from same.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
A hydropneumatic piston accumulator, with an accumulator housing (1) defining a housing longitudinal axis (11), in which a piston (9) is longitudinally movable between two housing covers (5, 7) positioned opposite each other. In the housing (1), the piston (9) separates a working chamber (13) for a compressible medium, such as a working gas, from a working chamber (15) for an incompressible medium, such as hydraulic fluid, and comprises at least a part (55) of a displacement measurement device continuously determining each position of the piston (9) in the housing (1). The invention is characterised in that a rod-like guide (29, 57) is stationarily positioned in the accumulator housing (1) and passes all the way through the piston (9) in each of its displacement positions in the accumulator housing (1), the piston (9) being movably guided therealong until it reaches the stop on one of the two housing covers (5, 7), and in that the piston (9) is sealed against this guide (29, 57) using a sealing device (49, 50).
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
A damping device, in particular for damping or preventing pressure impacts, like pulsations, in hydraulic supply circuits has a damping housing (1) surrounding a damping chamber with a fluid inlet (13) and a fluid outlet (15). A damping tube (21; 51) is located in the flow path between the damping inlet and outlet and has a branch opening (29; 73, 75, 77, 79, 81) passing through the tube wall and leading to a Helmholtz volume (27; 53, 55, 57, 59, 61) inside of the damping housing (1) forming a Helmholtz resonator in a region positioned inside of the length of the damping tube. A fluid filter (35) is arranged inside of the damping housing (1) in the flow path between the fluid inlet (13) and fluid outlet (15).
F16L 55/045 - Dispositifs amortisseurs de vibrations ou de pulsations dans les fluides spécialement conçus pour prévenir ou atténuer les effets des coups de bélier
F01N 1/10 - Silencieux caractérisés par leur principe de fonctionnement réduisant l'énergie des gaz évacués par étranglement ou tourbillon en combinaison avec des matériaux absorbant le son
F17D 1/20 - Aménagements ou ensembles de dispositifs pour influencer ou modifier les caractéristiques dynamiques des systèmes, p. ex. pour amortir les pulsations dues à l'ouverture ou à la fermeture des vannes
F01N 1/08 - Silencieux caractérisés par leur principe de fonctionnement réduisant l'énergie des gaz évacués par étranglement ou tourbillon
F01N 1/02 - Silencieux caractérisés par leur principe de fonctionnement utilisant la résonance
F15B 21/041 - Élimination ou mesure de la contamination solide ou liquide, p. ex. par filtration
F15B 21/00 - Caractéristiques communes des systèmes de manœuvre utilisant des fluidesSystèmes de manœuvre à pression ou parties constitutives de ces systèmes, non couverts par l'un quelconque des autres groupes de la présente sous-classe
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
Produits et services
Ironmongery and small items of metal hardware, including
screws; fittings of metal for fastening storage units,
filters, valves and control blocks, and gas, liquid and
electric conduits; fittings for gas and liquid apparatus and
for gas or liquid conduits of metal; metal fasteners,
namely, clamps; clips of metal; hose couplings and
connections, flexible tubes of metal; metallic connector
supports, screw couplings, metallic adapters and sealing
caps; storage tanks of metal, including metallic hydraulic
tanks. Hydropneumatic storage units being machine parts; piston
accumulators, bubble memory devices, diaphragm accumulators,
bellows accumulators, spring accumulators, in each case
being parts of machines and accumulator installations
consisting of such accumulators, being parts of machines,
including in the field of offshore and deep sea
applications; hydraulic, hydropneumatic and reflective
sound, vibration and pressure dampers, resonators,
silencers, in each case being parts of machines; filtration
devices and filters, being parts of machines, for filtration
and separation technologies, usable for all technical,
chemical, biological, and process engineering applications;
replacement parts for the aforesaid goods; coalescers,
high-pressure, medium-pressure and low-pressure filters,
liquid filters, pipe filters and process line filters, gas
filters, including for seal gas systems, cyclone filters and
other separating filters, filling filters and ventilation
filters, full-flow filters and partial-flow filters,
multistage filters, return flow filters, including suction
filters and return flow suction filters, tank-integrated
filters, including ventilating and drying devices, drum
filters and strip winding filters, perforated plate filters
and screen filters, offline filters and inline filters and
spin-on filters, plastic melt filters, membrane filters,
filter units together with draining apparatus, all being
parts of machines; filter elements, perforated plate and
screen filter elements, gap-type filter elements,
rheological filter elements, flow filter elements, filter
candles, filter cartridges, filter housings, filter discs
and disc filter elements, filter mats, filter pots, filter
cloths, filter bags, filter strips, filter packets and deep
filter elements, including filter fabric materials, in each
case being parts of machines; cooling and heating devices,
namely, heat exchangers (parts of machines) for stationary
and mobile applications for exchanging heat between liquid
and/or gaseous media; shut-off equipment, shut-off
apparatus, stop valves, switch-over devices and valves being
parts for machines, in particular for hydraulic, pneumatic
and electrohydraulic fuels and media, in particular inflow
pressure and circulating pressure balances, flow control
valves, priority valves, shuttle valves, seat valves and
slide valves, throttle valves, diaphragms, directional
control valves, non-return valves, pressure valves, pressure
control valves and pressure limiting valves, with and
without indicators and monitoring equipment, vent valves;
control apparatus being parts of machines, in particular for
hydraulic, pneumatic and electrohydraulic installations, in
particular flow dividers and control blocks, including valve
control blocks, including for volume flow control; hydraulic
or pneumatic operating cylinders, being parts of machines;
hydraulic and pneumatic motors and engines, gears, clutches,
pumps and compressors, including being machine parts;
electric, hydraulic, pneumatic or electrohydraulic drive
units, motors and engines for land, air and water vehicles
and as being parts of machines, in particular for process
engineering and for general machine construction and for
vehicles, in particular for construction machines, for
machine tools, for machines for manufacturing plastics, for
drives for tools, for presses, for transport installations,
for shipping and aeronautics, for chemical and reactor
technology, for mining and iron and steel works, and for
rolling mills, in particular consisting of at least one
hydraulic pump, at least one drive motor and at least one
container of metal or plastic for liquids; hydraulic and
electrohydraulic motors and engines; control apparatus, in
particular electric, electro-mechanical and
electro-hydraulic control apparatus, included in this class;
lubricating apparatus and equipment, lubricating
installations, supply apparatus, in particular distributors
for stationary and mobile application; mechanically operated
clamping apparatus, clamping machines and clamping tools;
motor-driven hydraulic and electrohydraulic pressure and
feed pumps, being parts of machines, adjustable and
non-adjustable; hydraulic drive units for elevator
controllers, transport controllers and lift controllers, in
particular consisting of a hydraulic pump, a drive motor and
a liquid container of metal or plastic; machines for
industrial washing and cleaning; electromotors; electric,
hydraulic and electro-hydraulic actuators for all types of
transmissions, in particular for variable speed motors;
housings and parts therefor, in particular in the form of
storage housings, filter housings and valve blocks, as parts
of storages, filters or valve blocks. Scientific, nautical, surveying, photographic,
cinematographic, optical, weighing, measuring, signalling,
checking (supervision), life-saving and teaching apparatus
and instruments; components of all kinds, included in this
class, in particular for use in the automobile industry,
including mobile hydraulics, the semiconductor industry, the
food industry, aeronautics, medicine, pharmacy, oil and gas
transport technology, environmental engineering, laboratory
and testing technology, household and sanitary systems, as
well as in mining and in the field of steelworks, power
plants, wind power installations, machine tools, transfer
presses and plastic injection moulding machines; control
equipment and apparatus for elevator controllers;
resonators; indicator, monitor and control apparatus for
level, pressure, temperature and quantity for gaseous and
liquid media, manometer monitoring switches; switching
apparatus, monitoring apparatus and diagnostic apparatus for
technical applications; apparatus, instruments and
components for conducting, switching, transforming,
accumulating, regulating or controlling electricity; control
modules for hydraulic drives; electrohydraulic cooling
regulators; transducers; actuators; sensors, including
pressure sensors, flow sensors, temperature sensors, level
sensors, sensors for logging state variables of liquids and
gases, fluid flow sensors, viscosity sensors, gas sensors,
conductivity sensors, sensors for determining relative
permittivity, humidity sensors, optical sensors, magnetic
sensors, capacitive sensors, chemical sensors,
thermoelectric sensors, distance sensors, tilt sensors,
particle counters, piezoelectric actuators, electrostatic
actuators and magnetic actuators; active and passive
electric and electronic components; active and passive
electric and electronic components manufactured using
thick-film and thin-film technology; microwave antennas;
magnets, including in combination with valve switching
components, except ignition magnets for motors and engines;
optical equipment and apparatus, including cameras,
microscopes, optical recording apparatus, in particular for
analysis and metrology; optical particle counting apparatus;
individual parts for electronic apparatus, in particular
logical elements, electrotechnical and electronic components
and assemblies consisting thereof, in particular printed
circuits, semi-conductor component parts, integrated
circuits, memory components, resistors, microprocessors;
circuit boards with electrotechnical and electronic units
and component parts of computers and data processing
installations, and electric and electronic installations for
monitoring, testing and controlling industrial working
processes and of apparatus and instruments in land, air and
water vehicles, in particular semi-conductor building
elements; electronic, electrotechnical and mechanical
apparatus, equipment and instruments, namely for computers
and systems composed of the aforesaid goods, including
peripheral devices connected thereto for recording, viewing,
output and transmission of data and for manufacturing and
process engineering; computers, in particular computers for
research, scientific and industrial purposes, in particular
for technical and natural science applications; data
processing programs for these computers recorded on
machine-readable data carriers, in particular magnetic disks
and tapes and diskettes; software; dosimeters; control
apparatus and vehicle stabilisation systems, including roll
stabilisation devices; control apparatus, being parts for
vehicles, in particular for hydraulic and pneumatic
installations, in particular transition coils and control
blocks, including valve control blocks. Filter devices and filters for heating, steam-generating,
refrigerating, drying, ventilating, water supply, water
treatment, air-conditioning, and sanitary installations and
apparatus; replacement parts for any of the aforesaid goods;
coalescers, high-pressure, medium-pressure and low-pressure
filters, liquid filters, line filters and process line
filters, gas filters, including for seal gas systems,
cyclone filters and other separating filters, filling
filters and ventilation filters, full flow filters and
bypass filters, multistage filters, return flow filters,
including suction filters and return flow suction filters,
tank-integrated filters, including ventilating and drying
devices, drum filters and strip winding filters, perforated
plate filters and screen filters, offline filters and inline
filters and spin-on filters, plastic melt filters, membrane
filters, filter units together with draining apparatus, all
the aforesaid goods being parts of industrial installations;
filter elements, perforated plate and screen filter
elements, gap-type tube filter elements, rheological filter
elements, flow filter elements, filter candles, filter
cartridges, filter housings, filter discs and disc filter
elements, filter mats, filter pots, filter cloths, filter
bags, filter strips, filter packets and deep filter
elements, including filter fabric materials, all the
aforesaid goods being parts of industrial installations; gas
technology installations and components, included in this
class, in particular for use in the automobile industry,
including mobile hydraulics, the semiconductor industry, the
food industry, aeronautics, medicine, pharmacy, oil and gas
transport technology, environmental engineering, laboratory
and testing technology, household and sanitary systems, as
well as in mining and in the field of steelworks, power
plants, wind power installations, machine tools, transfer
presses and plastic injection moulding machines; heat
exchangers for stationary and mobile applications for
exchanging heat between liquid and/or gaseous media; cooling
and heating installations for media therein. Apparatus for locomotion by land, air or water; motors,
including variable speed motors and transmissions and torque
converters for land vehicles; machine coupling and
transmission components for land vehicles and vehicle
airbags; shut-off equipment, shut-off apparatus, stop
valves, switch-over devices and valves being parts for
vehicles, in particular for hydraulic and pneumatic fuels
and media, namely inflow pressure and circulating pressure
balances, flow control valves, priority valves, shuttle
valves, seat valves and slide valves, throttle valves,
diaphragms, directional control valves, non-return valves,
pressure valves, pressure control valves and pressure
limiting valves, with and without indicators and monitoring
equipment, vent valves; all of the aforesaid goods for
agricultural machines and mobile transmissions of all kinds.
The invention relates to an accumulator device (10), consisting of at least two accumulator elements (14, 16) which are combined to form a structural unit (12) and have independently from one another their own accumulator characteristic curves (18, 20), in particular as a result of different preload pressures, wherein the respective accumulator characteristic curves (18, 20) provide a combined total accumulator characteristic curve (22), according to which a fluid can be stored in the structural unit (12) and can be retrieved therefrom. The invention further relates to a hydropneumatic suspension system (24) having such an accumulator device (10).
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
B60G 17/04 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pour s'adapter aux conditions variables du véhicule ou du terrain, p. ex. en fonction de la vitesse ou de la charge les caractéristiques des ressorts à fluide
A device for relieving pressure in hydraulic lines, in particular in connecting lines that have coupling points (6, 8), are located between attachments and include hydraulically actuated actuators and working implements supplying the attachments. A control block (2) is connected to the line to be relieved and includes an openable non-return valve (12) as a relief valve. A pressure accumulator (22) holds a relieving volume when the non-return valve is open. An actuating member (38) can be moved manually to open the non-return valve (12) and is arranged to be movable on the housing (24) of the pressure accumulator (22).
F15B 20/00 - Dispositions propres à la sécurité pour systèmes de manœuvre utilisant les fluidesUtilisation des dispositifs de sécurité dans les systèmes de manœuvre utilisant des fluidesMesures d'urgence pour les systèmes de manœuvre utilisant des fluides
A hydropneumatic pressure accumulator, in particular a pulsation damper, includes an accumulator housing (2) and a movable separating element (20), which separates a pressurized working gas-containing gas working space (24) from a fluid chamber (22) in the accumulator housing (2). A gas storage chamber (12) is provided, which contains an additional volume of the pressurized working gas, and is connected via a connecting path (30) having a throttle point to the gas working space.
F15B 1/24 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation rigides, p. ex. pistons
F15B 1/08 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet
F15B 1/10 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles
F16L 55/053 - Réservoirs pneumatiques le gaz dans le réservoir étant séparé du fluide situé dans le tuyau
98.
METHOD FOR PRODUCING WALL PARTS OF A HOUSING FOR PRESSURE VESSELS
The invention relates to a method for producing wall parts (24) of a housing for pressure vessels by means of a 3-D printing method, wherein material is applied layer-by-layer in order to form each wall part (24). Said method is characterized in that, in case of wall part geometries (28) that lead to distortions (44) that impede the application of material, the layer thickness in the application of material must be selected in such a way that the particular distortion (44) is avoided and that the formation of wall part geometries (28) that are critical in this respect is performed without support parts.
B22F 3/105 - Frittage seul en utilisant un courant électrique, un rayonnement laser ou un plasma
B22F 5/10 - Fabrication de pièces ou d'objets à partir de poudres métalliques caractérisée par la forme particulière du produit à réaliser d'articles avec des cavités ou des trous, non prévue dans les sous-groupes précédents
F17C 1/00 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables
The invention relates to a method for producing pressure vessels, including pressure accumulators, such as hydraulic accumulators and parts thereof (24), characterized in that they are at least partially produced by means of a 3D printing method.
B22F 3/105 - Frittage seul en utilisant un courant électrique, un rayonnement laser ou un plasma
B22F 5/10 - Fabrication de pièces ou d'objets à partir de poudres métalliques caractérisée par la forme particulière du produit à réaliser d'articles avec des cavités ou des trous, non prévue dans les sous-groupes précédents
F17C 1/00 - Récipients sous pression, p. ex. bouteilles de gaz, réservoirs de gaz, cartouches échangeables
F15B 1/12 - Accumulateurs utilisant un coussin de gazDispositifs de remplissage de gazIndicateurs ou flotteurs à cet effet avec des moyens de séparation flexibles fixés par leur périphérie
Degasifying apparatus for eliminating gases, such as ambient air, from fluids, such as oil, said apparatus consisting of at least one permeable membrane (26) which lets the gas to be eliminated from the fluid (22) penetrate therethrough and retains the liquid moiety of the fluid.
F15B 21/04 - Mesures particulières prises en rapport avec les propriétés du fluide
F16H 61/4174 - Commande de mise à l'air libre, p. ex. élimination de l'air emprisonné
B60K 6/12 - Les moteurs primaires comportant des moteurs à combustion et des moyens d'accumulation d'énergie mécanique ou fluide au moyen d'un accumulateur à fluide rechargeable
