Provided is a mechanical seal capable of suppressing generation of vibration in a sealing ring. A mechanical seal 1 is for separating a liquid space S1 and a gas space S2 from each other, and is composed of a stationary-side element S and a rotary-side element R that rotates relative to the stationary-side element S. The stationary-side element S is provided with a stationary sealing ring 11 that is attached to a housing 3 side, and the rotary-side element R is provided with a rotary sealing ring 21 that is inserted into the housing 3 and is attached to a rotary shaft 2 side. The mechanical seal is provided with a gas introduction texture 16 that is provided on a sliding surface 11d of the stationary sealing ring 11, and that causes gas A in the gas space S2 to be introduced in between the sliding surfaces 11d, 21a, and ejects the gas A that has changed to fine bubbles into the liquid space S1.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
Provided is a switching valve in which the posture of a valve body can be stabilized. A valve body 10 has a core 18 formed coaxially with a rotary shaft 18 in a communication groove 17, and the communication groove 17 has a center part 17A surrounding the core 18 and a peripheral part 17C extending from the center part 17A to the outer diameter side.
F16K 11/074 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture articulés à pivot à faces d'obturation planes
Disclosed is a floating seal device capable of supplying a lubricating oil between sliding surfaces. A rotating side seal ring has an inner peripheral surface provided with a recessed portion extending toward an end on the side of a sliding surface in an opposite direction to a direction of rotation of the rotating side seal ring.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
A sliding surface of a second sliding component is provided with a plurality of second positive pressure generation grooves communicating with a leakage side space, extending in a relative rotation direction of the second sliding component, and having closed terminating end portions, a sliding surface of a first sliding component is provided with a plurality of first positive pressure generation grooves communicating with the leakage side space, extending in a relative rotation direction of the second sliding component, and having closed terminating end portions, and the sliding surface 11 and the sliding surface slide on each other at least in such a manner that the first positive pressure generation grooves and the second positive pressure generation grooves overlap and intersect with each other.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
There is provided a mechanical seal capable of ensuring slidability between sliding surfaces regardless of the residual amount of liquid between the sliding surfaces. A seal surface of a sliding ring is composed of a base material having an annular shape and attached to a member on a housing side or a member on a rotating shaft side, and a resin material attached to the base material. The resin material is configured in an annular shape.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
An annular sliding component disposed at a relatively rotating position of a rotating machine and sliding relative to the other sliding component has a sliding surface provided with a dynamic pressure generation groove which includes a communication portion communicating with an external space and a dead-end portion on a relative rotation downstream of the communication portion. The sliding component includes a guide configured to guide a fluid existing in the external space on an upstream side of the communication portion in a guide direction different from a direction in which a peripheral surface of the sliding component formed on the downstream side of the communication portion and facing toward a side of the external space extends.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
An annular sliding component disposed at a relatively rotating position of a rotating machine and sliding relative to the other sliding component has a sliding surface provided with a dynamic pressure generation groove which includes a communication portion communicating with an external space and a dead-end portion on a relative rotation downstream of the communication portion. The sliding component includes a guide configured to guide a fluid existing in the external space on an upstream side of the communication portion in a guide direction different from a direction in which a peripheral surface of the sliding component formed on the downstream side of the communication portion and facing toward a side of the external space extends.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
Provided is a sliding component capable of reducing a friction force that is generated during relative sliding, even in reverse rotation. The sliding component is provided in a position where a pair of sliding surfaces 11, 21 rotate relative to each other, and partitions a leakage side space S1 and a sealed fluid side space S2. One sliding surface 11 is provided with: a plurality of inclined grooves 12, 13 that extend from the leakage side space S1 to a relative rotational direction forward rotation side and toward the sealed fluid side space S2 side, and that have closed ends 12b, 13b; circumferential direction grooves 14 that communicate with the sealed fluid side space S2 and extend toward the relative rotational direction forward rotation side; and reverse circumferential direction grooves 15 that communicate with the sealed fluid side space S2 and extend toward a relative rotational direction reverse rotation side. The plurality of inclined grooves 12, 13 include some long inclined grooves 13.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
The present invention provides a rotating electric machine capable of stably maintaining rotational force. A rotating electric machine 1 includes: a coil 41 disposed on a housing 10 side; and a permanent magnet 32 and a magnetic body 31 disposed on a shaft 20 side, the shaft being provided so as to be rotatable relative to the housing 10. A cooling flow path 60 having an inlet 60a and an outlet 60b is provided on one side of the shaft 20 in the axial direction. The cooling flow path 60 has a shaft flow path 62 that extends axially through at least a part of the shaft 20, and a magnetic body flow path 64 that passes axially through at least a part of the magnetic body 31.
H02K 9/19 - Dispositions de refroidissement ou de ventilation pour machines avec enveloppe fermée et circuit fermé de refroidissement utilisant un agent de refroidissement liquide, p. ex. de l'huile
Provided is a bearing having high slidability. A bearing 5 is disposed on at least one among a substrate 2 and a rotating body 3 that rotates relative to the substrate 2, and the bearing 5 receives a thrust load between the substrate and the rotating body. A sliding surface 51 of the bearing 5 is provided with dynamic pressure generating grooves 10 for generating dynamic pressure by means of a surrounding fluid during the relative rotation.
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
F16C 27/06 - Paliers ou supports de paliers élastiques ou extensibles pour mouvement de rotation exclusivement par le moyen de parties en caoutchouc ou en un matériau analogue
F16C 35/02 - Supports rigides de paliersCorps de paliers, p. ex. calottes, couvercles dans le cas de paliers à contact lisse
Disclosed is a thrust receiving mechanism that makes it difficult for a fluid in a high-pressure space to leak to a low-pressure space side. A thrust receiving mechanism is provided on a back surface of a movable scroll that slides relative to a fixed scroll while rotating eccentrically, and is configured for generating a dynamic pressure on the back surface of the movable scroll, and the thrust receiving mechanism includes a dynamic pressure generation portion including a first groove communicating with a low-pressure side, and a second groove communicating with a buffer space between a radial inner end and a radial outer end of the thrust receiving mechanism.
F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c.-à-d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise
12.
FLOATING SEAL MATERIAL AND METHOD FOR PRODUCING SAME
Provided is a floating seal material containing at least Fe, C, Si, Mn, Cr, and Mo, in which the content of C is 2.3% by weight or more and 3.8% by weight or less, the content of Si is 0.7% by weight or more and 2.5% by weight or less, the content of Mn is 0.3% by weight or more and 1.3% by weight or less, the content of Cr is 3% by weight or more and 13% by weight or less, the content of Mo is 1.8% by weight or more and 15% by weight or less, and the remainder is made up of Fe and unavoidable impurities.
Provided is a sliding component capable of smoothly shifting from lubrication due to a high-viscosity fluid to lubrication due to a low-viscosity fluid. This sliding component is disposed at a position where a pair of sliding surfaces 11, 21 are rotated relative to each other, and partitions a high-viscosity space S1 in which a high-viscosity fluid F having relatively high viscosity is present and a low-viscosity space S2 in which a low-viscosity fluid A having relatively low viscosity is present, wherein: the one sliding surface 11 includes a low-viscosity-side dynamic pressure generation groove 13 provided on the low-viscosity space S2 side; and between the pair of sliding surfaces 11, 21, a land 11A on the high-viscosity space S1 side is farther away in the axial direction than a land 11B on the low-viscosity space S2 side.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
A switching valve capable of rotating a rotor without being influenced by a pressure in a
A switching valve capable of rotating a rotor without being influenced by a pressure in a
rear space is provided. A rotor is provided with a discharge path for discharging a fluid present in a valve chamber to the outside of the valve chamber between rotation positions.
F16K 11/074 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture articulés à pivot à faces d'obturation planes
Provided are a pair of sliding components that can suppress wear between sliding surfaces from a low relative rotation speed to a high relative rotation speed and that can suppress leakage of a sealed fluid. First positive pressure generating grooves 14, 15 have end portions 14B, 15B positioned closer to a sealed fluid space S2 than an end portion 24B of a second positive pressure generating groove 24, and a sliding surface 21 of a second sliding component 20 protrudes further toward the sealed fluid space S2 than a sliding surface 11 of a first sliding component 10.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
Provided is a pair of sliding components capable of suppressing wear between sliding surfaces from low relative rotational speeds to high relative rotational speeds, and suppressing leakage of a hermetically-sealed fluid. First positive-pressure generation grooves 14 and 15 are provided respectively with end portions 14B and 15B, which are positioned further to a hermetically-sealed fluid space S2 side than an end portion 24B of a second positive-pressure generation groove 24 is. The radial length α of the second positive-pressure generation groove 24 is 5-70% of the radial length β of the first positive-pressure generation groove 14.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
Provided is a fluid pressure circuit with high energy recovery efficiency. In a fluid pressure circuit 100, a relief valve 54 is connected to flow paths 23, 50, 51, 52 connecting a cylinder device 5 and a booster 40, and a piston 42-2 of the booster 40 moves with a fluid body flowing in from the flow path 52. A pressure accumulator 74 is connected to the flow path 51.
F15B 11/02 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie
F15B 11/028 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie pour régler la puissance
A valve includes: a housing; a spool having a throttle port, disposed in the housing to be movable in an axial direction, and partitioning off the housing into a primary chamber and a secondary chamber; and a biasing member configured to bias the spool toward a primary chamber side in an axial direction, wherein the spool operates in the axial direction due to a pressure difference between the primary chamber and the secondary chamber, and the biasing member is disposed on the primary chamber side or a secondary chamber side with respect to the throttle port.
F16K 17/30 - Soupapes ou clapets limiteurs de débit fonctionnant par différence de pression entre deux points de l'écoulement et agissant directement sur l'élément d'obturation dans un sens uniquement sous l'action d'un ressort
F16K 31/363 - Moyens de fonctionnementDispositifs de retour à la position de repos actionnés par un fluide et dans lesquels il y a alimentation constante du moteur à fluide par le fluide provenant de la canalisation le fluide agissant sur un piston
There is provided a bearing in which replacement work can be easily performed. A bearing includes a body having a tubular shape; and a plurality of bearing plate pieces installed on an inner periphery of the body. The bearing plate pieces are arranged in a circumferential direction and arranged in an axial direction.
Provided is a pressurizing device configured so that there is a large amount of expansion/contraction in the axial-direction length of the device. A pressure transmission body includes a pair of movable members 3, 4 that can move relatively in the axial direction with respect to a case 2 constituting a section of a pressure accumulation part 10. In at least a contracted state of the pressurizing device 1, at least sections of the pair of movable members 3, 4 overlap in the axial direction when seen from the radial direction.
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 15/16 - 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 du type télescopique
Provided is a sealing device capable of being stably sealed. A sealing device 1, comprising: a core metal 4; an outer peripheral seal part 7 in which the core metal 4 is inserted and arranged and which seals between a housing 2 and the core metal 4; a lip seal part 8 for sealing between a rotary shaft 3 and the core metal 4; and a backup ring 6 for backing up the lip seal part 8, wherein a space S1 is provided in at least one of a site of contact between the backup ring 6 and the outer peripheral seal part 7, a site of contact between the backup ring 6 and the lip seal part 7, and a site of contact between the backup ring 6 and the core metal 4.
F16J 15/3252 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques pourvus d’armatures ou de supports avec armatures ou supports rigides
F16J 15/3204 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre
There is provided a pressure applying device capable of applying pressure to a working object with a substantially constant force through a compact structure. The pressure applying device includes a pressure accumulating portion; and a pressure transmitting body that transforms a pressure of the pressure accumulating portion to transmit the transformed pressure to a working object.
F15B 15/16 - 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 du type télescopique
There is provided a sliding component capable of effectively retaining a fine wear product in a recessed strip portion. In a sliding component that is disposed at a location of relative rotation of a rotating machine and that slides relative to a counterpart sliding member, a recessed strip portion is formed on a sliding surface of the sliding component, and the recessed strip portion is provided with a step having a difference in height, which traps a wear product.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
A sliding component which is disposed at a relatively rotating position of a rotating machine, slides relatively to a counterpart sliding component, and has a dynamic pressure generation groove provided on a sliding surface to have a starting end portion and a terminating end portion. The dynamic pressure generation groove includes a first groove portion extending circumferentially on the side of the starting end portion and a second groove portion extending circumferentially on the side of the terminating end portion. The first groove portion and the second groove portion communicate with each other through an inclined groove portion obliquely extending from the first groove portion toward a downstream side in a relative rotation direction.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/02 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges radiales uniquement
Provided is a sliding component having a high floating effect. Sliding components 10, 20 are disposed at a position where a pair of sliding surfaces 11, 21 rotate relative to each other. At least one sliding surface 11 is provided with a dynamic pressure generation groove 13 including a deep groove portion 14 communicating with one space S1, and a shallow groove portion 17 extending from an end of the deep groove portion 14 to a relative rotation downstream side. A side wall 14c of the deep groove portion 14 on a relative rotation upstream side is inclined toward the relative rotation downstream side as the side wall 14c becomes farther away from the one space S1.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
There is provided a pressure applying device capable of applying pressure to a working object with a substantially constant force through a compact structure. The pressure applying device includes a pressure accumulating portion; a piston including a small-diameter portion inserted into a cylinder portion on a pressure accumulating portion side, and a large-diameter portion disposed close to a working object W; and a tubular body extending from the large-diameter portion to the cylinder portion. A lubricating fluid is held inside the tubular body.
F15B 15/08 - 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
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
F15B 15/24 - Autres parties constitutives pour limiter la course
Provided is a sliding component in which a sliding surface having high hardness, high wear resistance, and low friction coefficient is formed. This sliding component has a sliding surface for relative sliding, and contains a carbon-based material as a main component, the sliding component containing at least pyrophyllite in an amount between 0.1 wt% and 10 wt% (both non-inclusive).
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 33/16 - Surface de glissement principalement constituée de graphite
Provided is a fluid control valve that is less likely to malfunction due to contamination. The fluid control valve includes a valve housing which includes an inflow passage and a discharge passage; a valve seat which is disposed between the inflow passage and the discharge passage, and a valve body which includes a guide portion guided by an inner surface of the valve housing and a seal portion brought into contact with and separated from the valve seat, the guide portion of the valve body includes a flat surface and a tapered surface tapered toward a side of the seal portion.
A sliding component has at least one of the sliding surfaces is provided with a plurality of forward dynamic pressure generation grooves each of which communicates with a leakage space, a forward fluid inlet/outlet groove which is separated from a forward dynamic pressure generation groove by a land and communicates with a sealed fluid space, and a backward fluid inlet/outlet groove which is separated from the forward dynamic pressure generation groove by the land and communicates with the sealed fluid space. The forward dynamic pressure generation grooves are disposed in a sparse state with respect to the backward fluid inlet/outlet groove than with respect to the forward fluid inlet/outlet groove.
A valve capable of smoothly changing pressure is provided. The valve includes a housing that partitions a first space into which a suction fluid flows, a second space into which a discharge fluid flows, and a third space into which a control fluid flows, and a valve element to be separated from and seated on the housing so that fluid flows in and out the third space, and a pressure receiving surface of the discharge fluid acting on the valve element is narrower than a pressure receiving surface of the suction fluid acting on the valve element.
F04C 28/24 - Commande, surveillance ou dispositions de sécurité pour les pompes ou les installations de pompage spécialement adaptées pour les fluides compressibles caractérisées par l'utilisation des soupapes pour commander la pression ou le débit, p. ex. soupapes de décharge
F04C 27/00 - Systèmes d'étanchéité dans les pompes à piston rotatif spécialement adaptées pour les fluides compressibles
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
The objective is to provide a solenoid device with a simple control. A solenoid device 10 is provided in which energization of a coil 21 attracts and moves a movable iron core 70 to a fixed iron core 50. The movable iron core 70 has an annular recess 71 and the fixed iron core 50 has an annular protrusion 52 that can be nested in the annular recess 71, and the annular recess 71 has a slope 71b and the annular protrusion 52 has a slope 52c which face each other.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
Provided is a solenoid device with simple control. A solenoid device 10 energizes a coil 21 and thereby suctions and moves a movable iron core 70 to a fixed iron core 50. The movable iron core 70 and the fixed iron core 50 have either an annular recessed part 71 or an annular projecting part 52 so that the annular recessed part and the annular projecting part can be engaged with each other in a nested state. One of the movable iron core 70 and the fixed iron core 50 has one of inner or outer annular wall parts 73 that form the annular recessed part 71. The other of the movable iron core 70 and the fixed iron core 50 further has an annular groove part 54 that can be engaged in a nested state with the one of the annular wall parts 73. The one of the annular wall parts 73 and the annular groove part 54 of the movable iron core 70 and the fixed iron core 50 are spaced apart in the axial direction from the annular recessed part 71 and the annual projecting part 52.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
Provided is a solenoid device which is easy to control. A solenoid device 10 attracts and moves a movable iron core 70 to a fixed iron core 50 by energizing a coil 21. One of the movable iron core 70 and the fixed iron core 50 has an annular recess 71, and the other of the movable iron core 70 and the fixed iron core 50 has an annular projection 52 that can be nested with the annular recess 71, and a second annular projection 53 that is arranged parallel to the annular projection 52 at a different height from the annular projection 52.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
09 - Appareils et instruments scientifiques et électriques
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
17 - Produits en caoutchouc ou en matières plastiques; matières à calfeutrer et à isoler
Produits et services
Mechanical seals of metal; floating ring seals [machine
parts]; parts of non-electric prime movers; semiconductor
manufacturing machines and their parts and fittings; parts
and fittings of chemical processing machines and apparatus;
agitators for chemical processing; agitators for chemical
processing and their parts and fittings; food processing
machines and apparatus and their parts and fittings;
beverage processing machines and apparatus and their parts
and fittings; agricultural machines and their parts and
fittings; parts and fittings of industrial fishing machines;
jet engines, not for land vehicles and their parts; internal
combustion engines for aircraft and their parts; compressors
[machines] and their parts and fittings; scroll compressors
and their parts and fittings; pumps and their parts and
fittings; centrifugal pumps and their parts and fittings;
mechanical seals [machine parts]; mechanical seals [machine
elements not for land vehicles]; shaft seals for bearings;
bearings being parts of machines; bearings, machine elements
not for land vehicles; sliding bearings for machines;
sliding bearings, machine elements not for land vehicles. Sounding rockets and their parts and fittings. Vessels and their parts and fittings; aircraft and their
parts and fittings; space launch vehicles for launching
satellites and their parts and fittings; railway rolling
stock and their parts and fittings; automobiles and their
parts and fittings; two-wheeled motor vehicles and their
parts and fittings; bicycles and their parts and fittings;
bearings, machine elements for land vehicles. Floating ring seals, not of metal; seal rings, not of metal;
oil seals; gaskets; O-rings.
Provided is a jig capable of restricting inclination of a seal ring. A jig 10 for attaching a seal ring 5 to an inner peripheral surface of a housing 2 via an elastic seal member 7 by axially pressing the elastic seal member 7 externally fitted to the seal ring 5, the jig 10 comprising: a pressing portion 11 which is disposed on an outer diameter side of the seal ring 5 and capable of pressing the elastic seal member 7; and a restriction portion 12 which is positioned closer to an inner diameter side than the pressing portion 11 and capable of abutting on the seal ring 5.
B23P 19/02 - Machines effectuant simplement l'assemblage ou la séparation de pièces ou d'objets métalliques entre eux ou des pièces métalliques avec des pièces non métalliques, que cela entraîne ou non une certaine déformationOutils ou dispositifs à cet effet dans la mesure où ils ne sont pas prévus dans d'autres classes pour le montage d'objets à la presse, ou pour le démontage de ces objets
B25B 27/28 - Outils à main ou outillage d'établi, spécialement conçus pour assembler ou séparer des pièces ou des objets, que cela entraîne ou non une certaine déformation, non prévus ailleurs pour assembler des objets autrement que par ajustage à la presse, ou pour les détacher pour mettre en place ou extraire des douilles élastiques ou des éléments analogues
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
Provided is a spool valve capable of accurately controlling a flow rate. A spool valve 1 comprises: a sleeve 2 in which a plurality of ports P1 to P4 is formed; and a spool 3 in which a land 30 is formed, at least a portion of which can be in sliding contact with an inner wall 23 of the sleeve 2. The land 30 and the inner wall 23 form a seal part S. The seal part S has a sliding contact area A1 and a fluid introduction area A2. The land 30 is formed so that the sliding contact area A1 of the seal part S is enlarged as the spool 3 moves from a stroke start position.
F16K 3/24 - Robinets-vannes ou tiroirs, c.-à-d. dispositifs obturateurs dont l'élément de fermeture glisse le long d'un siège pour l'ouverture ou la fermeture à faces d'obturation en forme de surfaces de solides de révolution avec corps de tiroir cylindrique
To provide a switching valve that enables a valve body to rotate smoothly. The switching valve comprises: a biasing member 31 that biases a valve body 20 in a direction away from a valve seat 15; a retainer 32 positioned between the biasing member 31 and the valve body 20; and a regulating part 33 that regulates the movement of the retainer 32.
F16K 11/074 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture articulés à pivot à faces d'obturation planes
To provide a switching valve capable of driving a valve body by means of a small torque. The switching valve comprises: a communication passage 61 that connects a high pressure space 13 outside a passage 26 of a valve body 20 in a housing 10 with a low pressure space Pe having a lower pressure than the high pressure space 13; and an auxiliary valve 62 capable of opening and closing the communication passage 61.
F16K 11/074 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture articulés à pivot à faces d'obturation planes
Provided is a slip ring that is capable of good conduction. This slip ring 1 comprises: an annular conductive ring 30; a conductive shaft 20 that is inserted into the conductive ring 30 and is positioned so as to be relatively rotatable with regard to the conductive ring 30; a current collector element 4 that is positioned between the conductive ring 30 and the conductive shaft 20; and a bearing 41 that pivotally supports the conductive shaft 20 and includes a lubricant. In the slip ring 1, a lubricant receiving section 22 is positioned between the current collector element 4 and the bearing 41, which is located above the same.
Provided is a rotary connector capable of suppressing the generation of abrasion powder. A rotary connector 1 includes: an annular conductive ring 30; a conductive shaft 20 inserted into the conductive ring 30 and disposed so as to be relatively rotatable with the conductive ring 30; and a collector 4 disposed between the conductive ring 30 and the conductive shaft 20 in a radial direction in a contact state. The collector 4 is pressed by a swollen part 28 provided on the conductive ring 30 and/or the conductive shaft 20 and swollen in the radial direction.
The present invention provides a rotary connector capable of suppressing generation of abrasion powder. A rotary connector 1 comprises: an annular conductive ring 30; a conductive shaft 20 inserted into the conductive ring 30 and disposed so as to be relatively rotatable with the conductive ring 30; and a current collector 4 disposed between the conductive ring 30 and the conductive shaft 20 in the radial direction. At least one of the conductive ring 30 and the conductive shaft 20 has a groove 28 formed at a position on an axial-direction end 4a of the current collector 4.
A sliding component capable of stably maintaining its sliding surface in parallel to a sliding surface of the other sliding component is disposed at a relatively rotating position in a rotating machine and slides relatively on a counterpart sliding component. A sliding surface of the sliding component is provided with a fluid introduction groove configured to communicate with at least a side on which a fluid exists, and a dynamic pressure generation groove configured to communicate with the fluid introduction groove and extend in a circumferential direction, and the dynamic pressure generation groove is provided with uneven portions that repeatedly undulates toward its terminating end.
Provided is a solenoid device that can keep a bearing from slipping toward the interior of the device. A solenoid device 1 comprises a coil 2, a body 3, a mobile iron core 4 that is provided in an accommodation space S2 that is formed on an inner radial side of the body 3, a shaft 5 that moves with the mobile iron core 4, and a bearing 9 that extends from the accommodation space S2 side toward a device interior side S1 and guides the movement of the shaft 5. The accommodation space S2 and the device interior side S1 are in fluid communication. A retention mechanism 31a restricts movement of the bearing 9 from the accommodation space S2 side toward the device interior side S1.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
H01F 7/121 - Guidage ou positionnement d'armatures, p. ex. maintien des armatures dans leur position extrême
An annular sliding component is one of two sliding rings that rotate relative to each other and partition a sealed fluid space and a leakage space, the sliding component includes a dynamic pressure generating groove that generates a dynamic pressure, and includes an inclined groove which extends from the leakage space toward the sealed fluid space with an inclination in a forward rotation direction and has a first dynamic pressure generating end portion and a reverse groove which extends from a backward rotation direction side of the inclined groove in a backward rotation direction and has a second dynamic pressure generating end portion.
Provided is a switching valve in which a driven-side valve body can be accurately disposed at a desired rotation position. A driving valve body 10 is capable of rotating to either one side or another side in a circumferential direction, and the driving valve body 10 has driving shaft 61 protruding to a driven valve body 20 side. The driven valve body 20 has a driven shaft 62 protruding to the driving valve body 10 side. The driven valve body 20 has a restriction means 40 by which motive power is transmitted from the driving shaft 61 of the driving valve body 10 to the driven shaft 62 of the driving shaft 61 when the driving valve body 10 rotates to one side, and rotation of the driven valve body 20 to the other side is restricted.
F16K 11/074 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture articulés à pivot à faces d'obturation planes
F16K 31/04 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un moteur
Provided is a selector valve with which it is possible to accurately dispose a valve body at a rotation position. The present invention is provided with engagement means 3 that mutually engage at a prescribed position between an outer peripheral section 1A of a valve body 1 and an inner peripheral section 1A of a housing 50.
F16K 31/04 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un moteur
F16K 11/074 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture articulés à pivot à faces d'obturation planes
F16K 11/085 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des robinets à boisseau à noix cylindrique
The present invention provides a sliding component capable of enhancing sealability. Provided are sliding components 10, 20 in which a pair of sliding surfaces 11, 21 rotate relative to each other and which divide a space between a sealed fluid space S1 and a leakage space S2, wherein: at least one of the sliding surfaces, e.g., the sliding surface 11 is provided with dynamic pressure generating grooves 13, and an endless annular groove 15 that is located closer to the leakage space S2 side than the dynamic pressure generating grooves 13 and that extends in the circumferential direction; the one sliding surface 11 or the other sliding surface 21 is provided with a pumping groove 14 provided closer to the sealed fluid space S1 side than the annular groove 15; and an end 14b of the pumping groove 14 that is positioned on the opposite side in the radial direction from the annular groove 15 and the dynamic pressure generating grooves 13 overlap each other in the circumferential direction.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
A valve capable of maintaining a stable fixed state between a retainer and a casing for a long period of time and a method of assembling the valve are provided. A retainer includes a cylindrical portion which has a seat surface for a biasing member and an expanded diameter portion which expands radially outward in a tapered shape from one axial end of the cylindrical portion on a side of a casing, and a caulking end is locked to an outer peripheral portion of the expanded diameter portion while a connection portion between the cylindrical portion and the expanded diameter portion is elastically deformable.
F16K 27/04 - Structures des logementsMatériaux utilisés à cet effet des tiroirs
F16K 11/07 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture glissant linéairement à glissières cylindriques
A valve includes: a casing ; a valve body that is operable inside the casing; a biasing member that biases the valve body; and a retainer that holds the biasing member, wherein the retainer is provided with a flange portion caulked and fixed to the casing by a caulking end provided at one axial end of the casing, and wherein an elastic member is sandwiched between the flange portion and the casing to be axially elastically deformable.
F16K 27/04 - Structures des logementsMatériaux utilisés à cet effet des tiroirs
F16K 11/07 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture glissant linéairement à glissières cylindriques
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
An annular sliding component disposed at a relatively rotating position of a rotating machine and relatively sliding on a counterpart sliding component has a sliding surface provided with a shallow groove which extends in a circumferential direction and which generates a negative pressure, and a deep groove which collects a sealed fluid inside the shallow groove. The shallow groove is disposed on both sides of the deep groove in the circumferential direction, and the sliding surface is further provided with a communication groove which is disposed on a leakage side of a leakage side end portion of the deep groove to communicate with the shallow grooves on both sides in the circumferential direction.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
There is provided a fluid pressure circuit capable of saving energy. A fluid pressure circuit includes: a fluid supply source; a cylinder device; a valve that diverts some of a return fluid from the cylinder device to discharge the return fluid via a throttle; and a recovery passage R1 which is provided between the fluid supply source and the cylinder device and through which the return fluid flows from a first chamber of the cylinder device to a second chamber of the cylinder device.
F15B 11/024 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie au moyen d'une liaison différentielle des circuits du servomoteur, p. ex. circuits à récupération de fluide
F15B 11/044 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie pour commander la vitesse par des moyens de commande situés dans le circuit de retour
There is provided a sliding component that allows a fluid to be easily introduced into a spiral groove. A sliding component includes a pair of sliding rings that slide relative to each other, and a spiral groove communicating with a space on a leakage side is provided on a sliding surface of the sliding ring. An expansion portion continuous from the sliding surface of the one sliding ring and expanded toward the space is formed at an edge portion on a side of the space. The expansion portion is provided with an inclined groove continuous with the spiral groove and extending toward the space.
There is provided a fluid circuit capable of continuously driving pressure-increasing devices with a simple configuration. A plurality of pressure-increasing devices are connected in parallel to a fluid supply device that delivers a working fluid. A stroke direction of the piston of each of the pressure-increasing device is switched by the working fluid. A phase of the piston of one pressure-increasing device is different from a phase of the piston of the other pressure-increasing device.
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
F04B 9/107 - "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 rectiligne de l'organe de pompage dans le sens de travail étant obtenu par un moteur hydraulique à simple effet, p. ex. actionné dans l'autre sens par gravité ou par un ressort
F15B 1/02 - Installations ou systèmes comprenant des accumulateurs
F15B 1/027 - Installations ou systèmes comprenant des accumulateurs comportant des dispositifs de remplissage des accumulateurs
F15B 11/032 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie pour régler la puissance au moyen de convertisseurs de pression de fluide
Provided is a valve capable of facilitating adjustment of a controlled device. A valve V1 comprises a housing 60 that includes a high-pressure space S2 into which a high-pressure fluid Pd flows, a backpressure space S3 into which a backpressure fluid Pb flows, a low-pressure space S1 into which a low-pressure fluid Ps flows, and a passage 68 provided between the high-pressure space S2 and the backpressure space S3, and a valve body 61 that controls the degree of opening of the passage 68 and that has a high-pressure pressure-receiving surface (A1-B1) positioned in the high-pressure space S2, a backpressure pressure-receiving surface (A1-E) positioned in the backpressure space S3, and a low-pressure pressure-receiving surface (B1-E) positioned in the low-pressure space S1, wherein a communication passage 67 providing communication between the backpressure space S3 and the low-pressure space S1 is provided in the valve V1.
F16K 17/30 - Soupapes ou clapets limiteurs de débit fonctionnant par différence de pression entre deux points de l'écoulement et agissant directement sur l'élément d'obturation dans un sens uniquement sous l'action d'un ressort
F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c.-à-d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise
The present invention provides a valve that can smoothly change the pressure of a back pressure fluid. A valve V1 comprises: a housing 60 having a high-pressure space S2 into which a high-pressure fluid Pd flows, back-pressure spaces S3, S3' into which a back-pressure fluid Pb flows, and a low-pressure space S1 into which a low-pressure fluid Ps flows; and a valve body 61 disposed so as to be movable relative to the housing 60. The housing 60 has a first passage 73 provided between the high-pressure space S2 and the back-pressure space S3, and a second passage 78 provided between the back-pressure space S3' and the low-pressure space S1. The valve body 61 has a first valve body part 72 for controlling the opening degree of the first passage 73, and a second valve body part 77 for controlling the opening degree of the second passage 78. The first valve body part 72 and the second valve body part 77 are linked together so that the respective movement directions thereof are opposite to each other in the opening direction and the closing direction.
F16K 11/048 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des soupapes ou des clapets à sièges de soupape ou de clapet situés entre des corps de soupape ou de clapet mobiles
F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c.-à-d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise
Provided is a fluid pressure circuit with little change in rod speed, irrespectively of the state of use of a pressure accumulation-regeneration means. A fluid pressure circuit 10 comprises: a cylinder device 5; a drive source 2; and a pressure accumulation-regeneration means 10-2 branching off from flow passages 24, 29 between the cylinder device 5 and the drive source 2. The fluid pressure circuit 10 comprises: a speed detection means 40 that detects a rod speed of the cylinder device 5; and a control unit 14 that determines a parameter for controlling a flow rate between the pressure accumulation-regeneration means 10-2 and the flow passages 24, 29 on the basis of speed information detected by the speed detection means 40.
E02F 9/22 - Entraînements hydrauliques ou pneumatiques
F15B 11/02 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie
F15B 11/04 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie pour commander la vitesse
F15B 11/042 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie pour commander la vitesse par des moyens de commande situés dans le circuit d'alimentation
F15B 11/044 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie pour commander la vitesse par des moyens de commande situés dans le circuit de retour
F15B 15/28 - Moyens pour indiquer la position, p. ex. fin de course
09 - Appareils et instruments scientifiques et électriques
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
17 - Produits en caoutchouc ou en matières plastiques; matières à calfeutrer et à isoler
Produits et services
Mechanical seals of metal; floating ring seals [machine parts]; parts of non-electric prime movers; semiconductor manufacturing machines and their parts and fittings; parts and fittings of chemical processing machines and apparatus; agitators for chemical processing; agitators for chemical processing and their parts and fittings; food processing machines and apparatus and their parts and fittings; beverage processing machines and apparatus and their parts and fittings; agricultural machines and their parts and fittings; parts and fittings of industrial fishing machines; jet engines, not for land vehicles and their parts; internal combustion engines for aircraft and their parts; compressors [machines] and their parts and fittings; scroll compressors and their parts and fittings; pumps and their parts and fittings; centrifugal pumps and their parts and fittings; mechanical seals [machine parts]; mechanical seals [machine elements not for land vehicles]; shaft seals for bearings; bearings being parts of machines; bearings, machine elements not for land vehicles; sliding bearings for machines; sliding bearings, machine elements not for land vehicles. Sounding rockets and their parts and fittings. Vessels and their parts and fittings; aircraft and their parts and fittings; space launch vehicles for launching satellites and their parts and fittings; railway rolling stock and their parts and fittings; automobiles and their parts and fittings; two-wheeled motor vehicles and their parts and fittings; bicycles and their parts and fittings; bearings, machine elements for land vehicles. Floating ring seals, not of metal; seal rings, not of metal; oil seals; gaskets; O-rings.
Provided is a solenoid valve having a small flow passage resistance. A solenoid valve 1 includes: a drive part 20 including a coil 21, a fixed iron core 22, and a movable iron core 23; and a valve body 30 for adjusting the opening degree of a flow passage 16 via the drive part 20. The movable iron core 23 is provided to be able to rotate in relation to a rotary shaft 18 due to energization of the coil 21. The rotary shaft 18 and the coil 21 are provided apart from each other, and the valve body 30 moves in a direction crossing the flow passage 16 as the movable iron core 23 rotates.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
Provided is a solenoid valve that has low flow path resistance. A solenoid valve 1 comprises a driving unit 20 that includes a coil 21, a fixed iron core 22, and a movable iron core 23 and a valve body 30 that uses the driving unit 20 so as to adjust the degree of opening of a flow path 15, wherein: the movable iron core 23 is provided so as to be rotatable with respect to a rotation axis 17 by energizing the coil 21; the coil 21 is disposed in such a manner as to surround the rotation axis 17; and the rotation of the movable iron core 23 causes the valve body 30 to move in a direction that crosses the flow path 15.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
Provided is a switching valve having high durability performance. A switching valve V comprises: a housing 10; a valve body 20 that is rotatably provided in the housing 10; and a driving source 40 that has a rod 41 for rotating the valve body 20. The switching valve V further comprises a rotating body 25 for transmitting driving force of the driving source 40 to the valve body 20. The rotating body 25 has a recessed part 50 that extends in the axial direction on the outer circumference 25d, and thick parts 51, 52 that are wider in the circumferential direction as compared to the recessed part 50. The rod 41 has crest parts 42, 44 abutting on the thick parts 51, 52.
Provided is a switching valve capable of reducing generation of large frictional force. A switching valve V comprising a housing 10 in which an inflow passage Pi and an outflow passage Pe are provided, and a valve body 20 that is rotatably provided in the housing 10 and that switches between the inflow passage Pi and the outflow passage Pe, the pressure acting on the valve body 20 changing, wherein the valve body 20 is rotatably guided in relation to a support shaft 14 provided in the housing 10, and an elastic means 30 is disposed between the valve body 20 and a seat part 17 of the support shaft 14.
Provided is a sliding component having high lubricity during low-speed relative rotation. This sliding component is disposed between a housing 4 and a shaft 1 inserted through the housing 4, and has a pair of sliding surfaces 11, 21 that partition a sealed fluid space S1 and a leakage space S2, wherein one sliding surface 11 includes: dynamic pressure generating grooves 13 that communicate with the sealed fluid space S1; a storage groove 12 that is disposed closer to the leakage space S2 side than the dynamic pressure generating grooves 13 and that extends in the circumferential direction; first negative pressure generating grooves 14 that are disposed closer to the leakage space S2 side than the storage groove 12 and that do not communicate with the storage groove 12; and second negative pressure generating grooves 15 that are disposed closer to the leakage space S2 side than the storage groove 12 and that communicate with the storage groove 12.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
Provided is a sliding component which has excellent wear resistance while retaining self-lubricating properties. The sliding component has a sliding surface which slides relatively to a mating surface, and comprises coke and graphite as carbonaceous materials and a carbide of a resin, wherein the graphite is contained in an amount larger than 0 wt% but less than 6 wt% and the coke is a major component of the carbonaceous materials.
C04B 35/532 - Produits céramiques mis en forme, caractérisés par leur compositionCompositions céramiquesTraitement de poudres de composés inorganiques préalablement à la fabrication de produits céramiques à base de non oxydes à base de carbone, p. ex. graphite obtenus à partir de particules carbonées avec ou sans autres composants non organiques contenant un liant carbonisable
The present invention provides a valve that can smoothly change the pressure of a back pressure fluid. The present invention comprises: a high pressure space S2 into which a high pressure fluid Pd flows; a back pressure space S3 into which a back pressure fluid Pb flows; a housing 60 that has a passage 65a provided between the high pressure space S2 and the back pressure space S3; a valve body 61 that controls the opening of the passage 65a; and an urging means 62 that urges the valve body 61 in the opening direction. The valve body 61 has a high pressure receiving surface (A-B) that receives the pressure of the high pressure space S2 as a force in the opening direction, and a back pressure receiving surface A that receives the pressure of the back pressure space S3 as a force in the closing direction.
F16K 31/122 - Moyens de fonctionnementDispositifs de retour à la position de repos actionnés par un fluide le fluide agissant sur un piston
F16K 17/30 - Soupapes ou clapets limiteurs de débit fonctionnant par différence de pression entre deux points de l'écoulement et agissant directement sur l'élément d'obturation dans un sens uniquement sous l'action d'un ressort
F16K 25/00 - Détails constitutifs relatifs au contact entre corps de soupapes ou de clapets et leurs sièges
Provided is a sliding component capable of preventing a sliding ring from falling. A sliding component U arranged at a relative rotation position between a housing 4 and a shaft 1 inserted into the housing 4 includes a sliding ring 10, a sleeve 11 having a support piece 11a that radially supports the sliding ring 10, a biasing means 13 that biases the sliding ring 10 to one side in the axial direction, and a holding means 15 that is fixed to the sleeve 11 and that holds the biasing means 13 in a state of being contracted in the axial direction.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
Provided is a differential pressure selector valve that can switch between flow paths at an appropriate timing. The differential pressure selector valve comprises a low-pressure inflow port P3, a high-pressure outflow port P4, a first port P1, and a second port P2. Differential pressure on-off valves 2, 3 are respectively provided in a flow path between the low-pressure inflow port P3 and the first port P1 and in a flow path between the low-pressure inflow port P3 and the second port P2. The high-pressure outflow port P4 is communicated with the first port P1 and the second port P2, and differential pressure on-off valves 3, 4 are provided by which the flow path for outflow to the high-pressure outflow port P4 is switched by the pressures of the first port P1 and the second port P2.
F16K 11/00 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides
F16K 11/10 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont plusieurs éléments de fermeture ne se déplacent pas comme un tout
F16K 15/02 - Soupapes, clapets ou valves de retenue à corps de soupapes rigides guidés
F25B 13/00 - Machines, installations ou systèmes à compression, à cycle réversible
Provided is a sliding component having high floating effect. A sliding component 3 is disposed between a housing 2 and a shaft 1 inserted into the housing 2, and has a pair of sliding surfaces 11, 21 that rotate relatively. At least one sliding surface 11 includes a dynamic pressure generation groove 13 having an introduction part 14 on one side communicating with one space S1 and an introduction part 15 on the other side communicating with the other space S2, and a tip part 17B where both introduction parts 14, 15 merge on a relative rotation downstream side. The dynamic pressure generation groove 13 is shallower at the tip part 17B than at the introduction part 14 on one side and the introduction part 15 on the other side.
Provided is a sliding component capable of reliably introducing fluid into a dynamic pressure generating groove. In this sliding component, sliding surfaces 11, 21 of a pair of sliding rings 10, 20 rotate relative to each other and define an outer diameter space S1 and an inner diameter space S2, and at least one of the sliding surfaces 11 includes: a dynamic pressure generating groove 12 extending in a circumferential direction; and a deep groove 14 which extends in a circumferential direction and in which a circumferential end 14a on a relative rotation downstream side communicates with a relative rotation upstream end 12b of one dynamic pressure generating groove 12.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
A solenoid valve capable of stably controlling the flow rate or pressure of a fluid includes: a valve body; a valve seat on which the valve body is to be seated; a solenoid including a movable iron core, a rod, and a fixed iron core, and exerting a driving force on the valve body in a valve closing direction; a spring biasing the valve body in a valve opening direction; and a valve housing partially defining a valve chamber in which the valve body and the valve seat are disposed. A spring chamber in which the spring is disposed is formed between the valve chamber and the fixed iron core, and the valve body isolates the valve chamber and the spring chamber from each other when the valve is opened.
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
Provided is a rotary electric machine that can be cooled while maintaining rotational force. A rotary electric machine 1 comprises: a housing 10; a rotary shaft 20 that is inserted into the housing 10; a stator 40 that is installed on the housing 10 side; and a rotor 30 that is installed on the rotary shaft 20 side, wherein the stator 40 has a plurality of teeth 41a that are arranged in the circumferential direction and coils 43 that are wound around the teeth 41a, and a gap 48 that extends in the axial direction is provided between coils 43 that are adjacent to each other in the circumferential direction, the rotary electric machine 1 further comprising a nozzle 84 for injecting a refrigerant toward the gap 48.
H02K 9/19 - Dispositions de refroidissement ou de ventilation pour machines avec enveloppe fermée et circuit fermé de refroidissement utilisant un agent de refroidissement liquide, p. ex. de l'huile
Provided is a shaft sealing device having high followability of a case with respect to a rotary shaft. This shaft sealing device 1 comprises: a pipe 2 into which a rotary shaft 3 is inserted; a case 4 having an elastic part 40 having elasticity through which the rotary shaft 3 is inserted; a rubber hose 7 externally fitted to the case 4; a fastening member 8 for fastening the rubber hose 7 to the case 4; and sealing means 5, 6 for sealing a space between the rotary shaft 3 and the case 4. The case 4 is arranged axially outside an axial end part of the pipe 2, and a rigid member 41 having hardness higher than that of the elastic part 40 is installed on an inner diameter side of the fastening member 8 and axially outside the axial end part of the pipe 2.
F16J 15/3276 - Montage des bagues d’étanchéité avec étanchéité statique supplémentaire entre le joint ou son armature ou son support et la surface sur laquelle il est monté
The present invention provides a mechanical seal that is capable of stabilizing surface pressure. One sealing ring 10 and a case 20 abut on each other in the axial direction. A gasket 30 has a radially extending portion 32 that is positioned between the one sealing ring 10 and the case 20 in the axial direction. The radially extending portion 32 is disposed in a recess 14 that is formed so as to be recessed in the axial direction from at least one of the one sealing ring 10 and the case 20. An axial clearance A1 is formed between the radially extending portion 32 and at least one of the one sealing ring 10 and the case 20.
F16J 15/38 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties rendue étanche par une garniture
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Machine elements, not for land vehicles; power transmissions
and gearing, machine elements not for land vehicles;
hydraulic intensifiers being parts of machines; oil pressure
cylinders; fluid pressure cylinders; liquid pressure
cylinders; hydraulic cylinders; electric oil pressure
actuators; electric hydraulic actuators; oil pressure
motors; hydraulic motors; oil pressure drive clutches for
lifting heavy loads; hydraulic drive clutches for lifting
heavy loads; shock absorbers, machine elements not for land
vehicles; springs, machine elements not for land vehicles;
brakes, machine elements not for land vehicles; valves,
machine elements not for land vehicles; angle valves,
machine elements not for land vehicles; ball valves, machine
elements not for land vehicles; cocks, machine elements not
for land vehicles; automatic control valves, machine
elements not for land vehicles; pressure regulators being
parts of machines; pressure valves being parts of machines;
check valves being parts of machines; clack valves being
parts of machines; pressure reducers being parts of
machines; butterfly valves, machine elements not for land
vehicles; steam traps; taps being parts of machines, engines
or motors; drain cocks; parts of non-electric prime movers;
water mills; wind mills; parts and fittings of wind mills;
parts and fittings of water mills; agricultural machines and
agricultural implements, other than hand-operated; parts and
fittings of agricultural machines and agricultural
implements, other than hand-operated; plowing machines and
implements, other than hand-held tools; parts and fittings
of plowing machines and implements, other than hand-held
tools; construction machines and apparatus;
loading-unloading machines and apparatus; parts and fittings
of construction machines and apparatus; parts and fittings
of loading-unloading machines and apparatus; parts and
fittings of excavating machines; parts and fittings of
excavators; parts and fittings of ground surface finishing
and compacting machines; parts and fittings of power
shovels; parts and fittings of bulldozers; parts and
fittings of mechanical excavators; parts and fittings of oil
pressure power shovels; parts and fittings of hydraulic
excavators; parts and fittings of track and land traveling
hydraulic excavators; parts and fittings of oil pressure
construction machines and apparatus; parts and fittings of
hydraulic construction machines and apparatus; parts and
fittings of oil pressure loading-unloading machines and
apparatus; parts and fittings of hydraulic loading-unloading
machines and apparatus; parts and fittings of slacklines;
parts and fittings of truck cranes; parts and fittings of
rooters; parts and fittings of foundation work machines;
parts and fittings of earth augers; parts and fittings of
pile-drivers; parts and fittings of pile-extractors; parts
and fittings of grout pumps; parts and fittings of elevating
apparatus; parts and fittings of railway wagon lifts; parts
and fittings of lifts, other than ski-lifts; parts and
fittings of road making machines; parts and fittings of
rubber tracks being parts of crawlers on construction
machines; parts and fittings of rubber tracks being parts of
crawlers on loading-unloading machines and apparatus; parts
and fittings of ploughs; parts and fittings of rack and
pinion jacks; parts and fittings of rammers; parts and
fittings of road rollers; parts and fittings of power
hammers; parts and fittings of hoppers, namely unloading
machines; parts and fittings of handling apparatus for
loading and unloading; parts and fittings of railroad
constructing machines; parts and fittings of oil pressure
pile-extractors; parts and fittings of hydraulic
pile-extractors; parts and fittings of electric or hydraulic
power elevating apparatus; parts and fittings of graders;
parts and fittings of earth scrapers; parts and fittings of
tamping machines; metalworking machines and tools; parts and
fittings of metalworking machines and tools; parts and
fittings of metalworking machine tools; parts and fittings
of secondary metal forming machines and apparatus; parts and
fittings of lathes for metalworking; parts and fittings of
milling machines for metalworking; parts and fittings of
mechanical presses for metalworking; parts and fittings of
oil presses for metalworking; parts and fittings of
hydraulic presses for metalworking; parts and fittings of
metal sawing machines; parts and fittings of threading
machines; parts and fittings of nut-tapping machines; parts
and fittings of shaping machines for metalworking; parts and
fittings of punching presses for metalworking; parts and
fittings of grinding machines for metalworking; parts and
fittings of perforating machines for metalworking; parts and
fittings of cutting machines for metalworking; parts and
fittings of slotting machines for metalworking; parts and
fittings of boring machines for metalworking; parts and
fittings of gear cutting and finishing machines; parts and
fittings of broaching machines for metalworking; parts and
fittings of planing machines for metalworking; parts and
fittings of lapping machines for metalworking; parts and
fittings of drilling machines for metalworking; parts and
fittings of honing machines for metalworking; parts and
fittings of primary metal forming machines and apparatus;
parts and fittings of rolling mills for metalworking; parts
and fittings of tubing mills for metalworking; parts and
fittings of wire extruding machines; parts and fittings of
wire drawing machines; parts and fittings of water pressure
presses for metalworking; parts and fittings of shearing
machines for metalworking; parts and fittings of forging
machines; parts and fittings of bending machines for
metalworking; parts and fittings of oil pressure
metalworking machines and tools; parts and fittings of
hydraulic metalworking machines and tools; parts and
fittings of oil pressure nailing machines; parts and
fittings of hydraulic nailing machines; oil pressure rotary
cylinders for metalworking machines and tools; hydraulic
rotary cylinders for metalworking machines and tools; parts
and fittings of metal injection moulding machines; coolant
supply units for metalworking machines and tools; cutting
fluids supply units for metalworking machines and tools;
pneumatic or hydraulic machines and instruments; parts and
fittings of pneumatic or hydraulic machines and instruments;
pumps and their parts and fittings; fluid pressure pumps and
their parts and fittings; liquid pressure pumps and their
parts and fittings; oil pressure pumps and their parts and
fittings; hydraulic pumps and their parts and fittings; oil
pressure pumps and their parts and fittings for automobiles;
hydraulic pumps and their parts and fittings for
automobiles; electrically driven oil pressure pumps and
their parts and fittings; electrically driven hydraulic
pumps and their parts and fittings; centrifugal pumps and
their parts and fittings; reciprocating pumps and their
parts and fittings; rotary pumps and their parts and
fittings; axial flow pumps and their parts and fittings;
mixed flow pumps and their parts and fittings; vacuum pumps
and their parts and fittings; reciprocating vacuum pumps and
their parts and fittings; rotary vacuum pumps and their
parts and fittings; diffusion pumps and their parts and
fittings; parts and fittings of blowers; parts and fittings
of centrifugal blowers; parts and fittings of rotary
blowers; parts and fittings of axial flow blowers; parts and
fittings of turbo blowers; parts and fittings of
compressors; parts and fittings of centrifugal compressors;
parts and fittings of reciprocating compressors; parts and
fittings of rotary compressors; parts and fittings of axial
compressors; parts and fittings of turbo compressors; parts
and fittings of compressed air machines; compressed air
pumps and their parts and fittings; parts and fittings of
ejectors; parts and fittings of blowing machines for the
compression, exhaustion and transport of gases; pumps for
counter-current swimming and their parts and fittings; parts
and fittings of pneumatic waste oil drainers; parts and
fittings of blowing machines for the compression, sucking
and carrying of grain; parts and fittings of blowing
machines or fans for the compression, sucking and carrying
of grain; parts and fittings of fans for the compression,
sucking and carrying of grain; air pumps for automobile
repair garages and their parts and fittings; lubricating
pumps and their parts and fittings; parts and fittings of
air suction machines; pumps for heating installations and
their parts and fittings; plunger pistons and their parts
and fittings; parts and fittings of compressors for
refrigerators; pump diaphragms; mining machines and
apparatus; parts and fittings of mining machines and
apparatus; parts and fittings of digging machines; parts and
fittings of oil pressure mining machines and apparatus;
parts and fittings of hydraulic mining machines and
apparatus; parts and fittings of cutter loaders; parts and
fittings of coal-cutting machines; parts and fittings of
oil-well pumping machines; parts and fittings of rock
drills; parts and fittings of well drilling machines; parts
and fittings of mining drill sharpeners; parts and fittings
of mine borers; parts and fittings of coal loaders; parts
and fittings of truck mills for mining purposes; parts and
fittings of coal ploughs; parts and fittings of haulage
apparatus for mining; parts and fittings of rubber crawlers
on mining machines; parts and fittings of mineworking
machines; parts and accessories for mine borers; parts and
fittings of extractors for mines; parts and fittings of ore
treating machines; accumulators for construction machines
and apparatus; accumulators for loading-unloading machines
and apparatus; accumulators for agricultural machines and
agricultural implements, other than hand-operated;
accumulators for pneumatic or hydraulic machines and
instruments; accumulators for plastic processing machines
and apparatus; accumulators for metalworking machines and
tools; accumulators for machines and apparatus for
manufacturing rubber goods; accumulators for mining machines
and apparatus; accumulators for high pressure washers;
accumulators for non-electric prime movers, not for land
vehicles; accumulators for oil pressure controls for
non-electric prime movers, not for land vehicles;
accumulators for liquid pressure controls for non-electric
prime movers, not for land vehicles; accumulators for fluid
pressure controls for non-electric prime movers, not for
land vehicles; accumulators for hydraulic controls for
non-electric prime movers, not for land vehicles;
accumulators for machine elements, not for land vehicles;
accumulators for brakes, machine elements not for land
vehicles; accumulators for plowing machines and implements,
other than hand-held tools; plastic processing machines and
apparatus; parts and fittings of plastic processing machines
and apparatus; parts and fittings of compression moulding
machines; parts and fittings of extrusion moulding machines;
parts and fittings of injection moulding machines; parts and
fittings of hollow body moulding machines; parts and
fittings of oil pressure plastic processing machines and
apparatus; parts and fittings of hydraulic plastic
processing machines and apparatus; parts and fittings of
plastic film moulding machines; parts and fittings of
injection moulding machines for processing plastics; parts
and fittings of stretch moulding machines for plastics;
parts and fittings of heat moulding machines for plastics
after the extrusion moulding process; parts and fittings of
stretch moulding machines for plastics after the extrusion
moulding process; parts and fittings of plastic moulding
machines and apparatus; parts and fittings of injection
moulding machines incorporating hot runner molds; parts and
fittings of extrusion moulding machines for hollow body
plastics; parts and fittings of injection moulding machines
incorporating control system; parts and fittings of
injection stretch blow moulding machines; parts and fittings
of automatic extraction machines for injection moulding
machines; moulds being parts of machines for processing
plastics; machines and apparatus for manufacturing rubber
goods; parts and fittings of machines and apparatus for
manufacturing rubber goods; parts and fittings of rubber
vulcanizing apparatus; parts and fittings of machines for
manufacturing oil pressure rubber products; parts and
fittings of machines for manufacturing hydraulic rubber
products; parts and fittings of rubber mixing machines;
parts and fittings of rubber forming machines; parts and
fittings of rubber mixing rolls; moulds being parts of
machines for use in the manufacture of rubber goods; high
pressure washers; parts and fittings of high pressure
washers; oil pressure controls for non-electric prime
movers, not for land vehicles; liquid pressure controls for
non-electric prime movers, not for land vehicles; fluid
pressure controls for non-electric prime movers, not for
land vehicles; hydraulic pressure controls for non-electric
prime movers, not for land vehicles. Mechanical elements for land vehicles; power transmissions
and gearing, machine elements for land vehicles; oil
pressure circuits for vehicles; fluid pressure circuits for
vehicles; liquid pressure circuits for vehicles; hydraulic
circuits for vehicles; oil pressure intensifiers for power
transmissions and gearing, machine elements for land
vehicles; liquid pressure intensifiers for power
transmissions and gearing, machine elements for land
vehicles; fluid pressure intensifiers for power
transmissions and gearing, machine elements for land
vehicles; hydraulic intensifiers for power transmissions and
gearing, machine elements for land vehicles; oil pressure
valves for power transmissions and gearing, machine elements
for land vehicles; liquid pressure valves for power
transmissions and gearing, machine elements for land
vehicles; fluid pressure valves for power transmissions and
gearing, machine elements for land vehicles; hydraulic
valves for power transmissions and gearing, machine elements
for land vehicles; oil pressure car height controlling
apparatus and their parts; hydraulic car height controlling
apparatus and their parts; oil pressure shock absorbers,
machine elements for land vehicles; hydraulic shock
absorbers, machine elements for land vehicles; oil pressure
shock absorbers, machine elements for automobiles; hydraulic
shock absorbers, machine elements for automobiles; oil
pressure brakes and their parts for land vehicles; hydraulic
brakes and their parts for land vehicles; shock absorbers,
machine elements for land vehicles; springs, machine
elements for land vehicles; brakes, machine elements for
land vehicles; aircraft and their parts and fittings; parts
and fittings of aircraft; oil hydraulic system, being
components for aircraft; automobiles and their parts and
fittings; parts and fittings of automobiles; parts and
fittings of tractors; parts and fittings of fork lift
trucks; parts and fittings of trucks; parts and fittings of
ambulances; parts and fittings of racing motor cars; parts
and fittings of trucks with a crane feature incorporated;
parts and fittings of concrete mixing vehicles; parts and
fittings of sprinkling trucks; parts and fittings of
passenger cars; parts and fittings of amphibious vehicles;
parts and fittings of snowmobiles; parts and fittings of
advertising vans; parts and fittings of armored vehicles;
parts and fittings of dump trucks; parts and fittings of
library trucks; parts and fittings of trailers; parts and
fittings of trolley buses; parts and fittings of buses;
parts and fittings of hearses; air bags, safety devices for
automobiles; air pumps for automobiles; tipping bodies for
trucks; parts and fittings of camping cars; parts and
fittings of motor homes; parts and fittings of camping
trailers; parts and fittings of elevating tailgates for land
vehicles; parts and fittings of autonomous cars; parts and
fittings of sports cars; parts and fittings of cleaning
trolleys; parts and fittings of power tailgates for land
vehicles; parts and fittings of motor racing cars; parts and
fittings of tractors for agricultural purposes; air pumps
for automobiles and their parts and fittings; accumulators
for mechanical elements for land vehicles; accumulators for
power transmissions and gearing, machine elements for land
vehicles; accumulators for automobiles and their parts;
accumulators for air vehicles and their parts; accumulators
for brakes, machine elements for land vehicles. Repair, maintenance or conversion of automobiles and their
parts; repair, maintenance or conversion of
loading-unloading machines and apparatus and their parts;
repair, maintenance or conversion of construction machines
and apparatus; repair, maintenance or conversion of
agricultural machines and implements and their parts;
repair, maintenance or conversion of metalworking machines
and tools and their parts; repair, maintenance or conversion
of mining machines and apparatus and their parts; repair,
maintenance or conversion of plastic processing machines and
apparatus and their parts; repair, maintenance or conversion
of rubber-goods manufacturing machines and apparatus and
their parts; repair, maintenance or conversion of air
vehicles and their parts; repair, maintenance or conversion
of pneumatic or hydraulic machines and instruments and their
parts; repair, maintenance or conversion of plowing machines
and implements and their parts, other than hand-held tools;
repair, maintenance or conversion of brakes, machine
elements for land vehicles; repair, maintenance or
conversion of power transmissions and gearing, machine
elements for land vehicles; repair, maintenance or
conversion of mechanical elements for land vehicles; repair,
maintenance or conversion of oil pressure controls for
non-electric prime movers, not for land vehicles; repair,
maintenance or conversion of liquid pressure controls for
non-electric prime movers, not for land vehicles; repair,
maintenance or conversion of fluid pressure controls for
non-electric prime movers, not for land vehicles; repair,
maintenance or conversion of hydraulic controls for
non-electric prime movers, not for land vehicles; repair,
maintenance or conversion of valves, machine elements not
for land vehicles; repair, maintenance or conversion of
brakes, machine elements not for land vehicles; repair,
maintenance or conversion of power transmissions and
gearing, machine elements not for land vehicles; repair,
maintenance or conversion of machine elements, not for land
vehicles.
Provided is a fluid equipment state monitoring device capable of making a diagnosis frequently. A fluid equipment state monitoring device 102 diagnoses a state of a pressure accumulation device 5 in a fluid pressure circuit 101 provided with a pump 2, the pressure accumulation device 5, and a supplied-side circuit 8 to which fluid is supplied from the pump 2 and the pressure accumulation device 5. The fluid equipment state monitoring device is provided with: a pressure detection means 6 capable of detecting a pressure of a working fluid in the fluid pressure circuit 101; a timer 10a; and a determination means 10 for detecting the pressure of the working fluid at least at two arbitrary points in time by using the pressure detection means 6 and the timer 10a, and determining the state of the pressure accumulation device 5.
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
F04B 51/00 - Tests des "machines", pompes ou installations de pompage
F15B 1/033 - Installations ou systèmes comprenant des accumulateurs comportant des dispositifs de remplissage des accumulateurs avec des moyens de commande électriques
Provided is a fluid-apparatus-condition monitoring device that is capable of accurately diagnosing the condition. A fluid-apparatus-condition monitoring device 102 is for diagnosing the condition of a pressure accumulation device 5 in a fluid pressure circuit 101 that is provided with a pump 2 and said pressure accumulation device 5, and comprises: a pressure detection means 6 capable of detecting the pressure of a working fluid in the fluid pressure circuit 101; and an output means 10 for outputting a determination result at a prescribed frequency among results of detection by the pressure detection means 6.
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
F04B 51/00 - Tests des "machines", pompes ou installations de pompage
F15B 1/033 - Installations ou systèmes comprenant des accumulateurs comportant des dispositifs de remplissage des accumulateurs avec des moyens de commande électriques
There is provided a fluid pressure circuit capable of preventing unintentional operation of a cylinder device. A return flow passage through which a return fluid flows from a cylinder device to a regenerative drive source is provided with a control valve that opens the flow passage in response to an operation of an operating device.
F15B 11/02 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie
F15B 11/024 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie au moyen d'une liaison différentielle des circuits du servomoteur, p. ex. circuits à récupération de fluide
Provided is a seal ring capable of maintaining parallelism between sliding surfaces. The seal ring comprises: a sliding surface 3a which rotates and slides relative to a shaft 1 or a housing 2 into which the shaft 1 is inserted; and a mounting surface 3b which crosses the sliding surface 3a and is mounted on the other of the shaft 1 and the housing 2. The seal ring demarcates one space H, which is located on the side opposite to the side of the sliding surface 3a crossing the mounting surface 3b, from an other space L, which is located on the crossing side. The sliding surface 3a is provided with: a dynamic pressure generation mechanism 36 which is connected to the one space H and has a dynamic pressure generation part 36b; and a fluid collection mechanism 37 which is connected to the one space H and is located closer to the one space H side than the dynamic pressure generation part 36b is.
F16J 15/3244 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec pompage hydrodynamique
F16J 15/18 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour garnitures élastiques ou plastiques
F16J 15/3204 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre
Provided is a sealing ring capable of maintaining a degree of parallelism between sliding surfaces. A sealing ring 3 includes a sliding surface 3a which rotates and slides relative to a shaft 1 or a housing 2 through which the shaft 1 is inserted, and an installation surface 3b which intersects the sliding surface 3a and is installed on the other of the shaft 1 and the housing 2, the sealing ring serving as a partition between one space H located on the opposite side to a side of the sliding surface 3a intersecting the installation surface 3b, and another space L installed on the intersection side, and the seal ring serving as a partition between the one space H disposed on the opposite side to the installation surface 3b and the other space L disposed on the installation surface 3b side, wherein a dynamic pressure generating mechanism 36 which communicates with the one space H and includes a dynamic pressure generating portion 39b, and a fluid recovery mechanism 37 which is disposed closer to the one space H side than the dynamic pressure generating portion 39b and which communicates with the relative rotation upstream side of the dynamic pressure generation mechanism 36 are provided on the sliding surface 3a.
F16J 15/48 - Joints d'étanchéité par bague de garniture dilatée ou comprimée dans son logement par pression d'un fluide, p. ex. garnitures gonflables la pression provenant de celle existant dans l'organe à isoler
F16J 15/18 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour garnitures élastiques ou plastiques
F16J 15/3244 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec pompage hydrodynamique
A shaft sealing device capable of maintaining high lubricity between sliding surfaces is provided. Communication paths communicating with an external space are connected to a drive space and a fluid in the drive space introduced between a pair of sliding surfaces by a fluid introduction mechanism is replenished from an external space through the communication paths.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
The present invention provides a fluid pressure circuit having high pressure accumulation efficiency. A fluid pressure circuit 100 comprises: a plurality of drive parts 5, 6, 7 that are connected to a single load 4; and a pressure accumulator 10 capable of accumulating pressure. A return flow passage 23-2 of at least one drive part 7 is branched and connected to the accumulator 10.
F15B 11/02 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie
F15B 11/028 - Systèmes comportant essentiellement des moyens particuliers pour commander la vitesse ou la puissance d'un organe de sortie pour régler la puissance
The present invention provides a seal ring capable of maintaining parallelism between sliding surfaces. Provided is a seal ring having a sliding surface 3a that slides, in relative fashion, with a shaft 1 or a housing 2 into which the shaft 1 is inserted, and an installation surface 3b that crosses the sliding surface 3a and that is installed on the other of the shaft 1 and the housing 2, the seal ring partitioning a gap between one space H located on the side of the sliding surface 3a that is opposite to the side crossing the installation surface 3b and another space L disposed on the crossing side, wherein the sliding surface 3a is provided with a dynamic pressure generation mechanism 36 that communicates with the one space H and that has a dynamic pressure generation part 39b, and a fluid recovery mechanism 37 disposed between the dynamic pressure generation part 39b and the one space H.
F16J 15/3244 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec pompage hydrodynamique
F16J 15/18 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour garnitures élastiques ou plastiques
F16J 15/3204 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre
Provided is a seal ring capable of maintaining parallelism between sliding surfaces. A seal ring 3 has: a sliding surface 3a that rotationally slides relative to one of a shaft 1 and a housing 2 into which the shaft 1 is inserted; and an installation surface 3b that intersects with the sliding surface 3a and is installed on the other one of the shaft 1 and the housing 2. The seal ring serves as a partition between one space H located on the side of the sliding surface 3a opposite to the side intersecting with the installation surface 3b, and an other space L disposed on the intersecting side. The seal ring serves as a partition between the one space H disposed on the side opposite to the installation surface 3b and the other space L disposed on the side of the installation surface 3b. The sliding surface 3a includes: a dynamic pressure generation mechanism 36 that communicates with the one space H and has a dynamic pressure generation part 39b; and a fluid recovery mechanism 37 that is disposed closer to the one space H than the dynamic pressure generation part 39b is, communicates with the relative rotation downstream side of the dynamic pressure generation mechanism 36, and does not communicate with the one space H.
F16J 15/3244 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec pompage hydrodynamique
F16J 15/18 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour garnitures élastiques ou plastiques
F16J 15/3204 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre
Provided is a sealing device with which pressure control is simple. The sealing device 1 comprises a cylindrical body 10 through which a rotary shaft 2 is inserted, and a sealing ring 25 which is attached to the cylindrical body 10 and seals a space between the cylindrical body 10 and the rotary shaft 2, the sealing device having at least two sealing spaces S5, S6 with the sealing ring 25 interposed therebetween. A sealing fluid OL3 is introduced from the outside into one sealing space S5, and the one sealing space S5 and the other sealing space S6 are communicated by a flow passage 6. The flow passage 6 is provided with a pressure adjustment device 30 which adjusts the pressure of the sealing fluid OL3 introduced into the one sealing space S5 so as to introduce the sealing fluid into the other sealing space S6.
F16J 15/3296 - Agencements pour la surveillance de l’état physique ou du fonctionnement des joints élastiquesAgencements pour le contrôle des joints élastiques, p. ex. de leur géométrie ou rigidité
F16J 15/18 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour garnitures élastiques ou plastiques
F16J 15/3232 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques avec au moins une lèvre ayant plusieurs lèvres
F16J 15/3252 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques pourvus d’armatures ou de supports avec armatures ou supports rigides
Provided is a solenoid having excellent heat dissipation properties. A solenoid 1 includes: a cylindrical case 30; and a coil 39 which is disposed in the case 30 and the outer periphery of which is covered by a resin molded part 35. At least a section of the outer peripheral surface of the resin molded part 35 has a concave-convex shape.
H01F 7/06 - Électro-aimantsActionneurs comportant des électro-aimants
F16K 31/06 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un aimant
H01F 7/128 - Encapsulation, mise sous enveloppe ou scellement
Provided is a sliding component capable of maintaining low friction. The sliding component includes a pair of sliding rings 10, 20 having sliding surfaces 11, 21 that rotate relative to each other to define an outer diameter space S1 and an inner diameter space S2. The sliding surface 11 is formed with a circumferential groove 14 extending in the circumferential direction, and a recess portion 18 that is in communication with the circumferential groove 14. The circumferential groove 14 has an aperture throttle portion AA on the sliding surface 11 side.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
F16C 33/24 - CoussinetsBaguesGarnitures antifriction avec différentes aires de surface de glissement constituées de matériaux différents
A sliding element includes a pair of sliding members having sliding surfaces that rotate and slide relative to each other. One sliding surface is provided with introduction grooves for low-speed rotation communicating with a space on a sealed fluid side, and with a dynamic pressure generation groove for high-speed rotation communicating with a space on a leakage side. The sliding surface is further provided with a groove portion disposed on the sealed fluid side with respect to the dynamic pressure generation groove and allowing a sealed fluid to flow between the introduction grooves adjacent to each other.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
Provided is a fluid pressure circuit capable of accumulating fluid with a wide range of pressures. The fluid pressure circuit includes: a drive body 1; and a plurality of accumulators 6a, 6b that accumulate fluid in accordance with a fluid pressure supplied from the drive body 1 side. The plurality of accumulators 6a, 6b have different accumulation characteristics.
F15B 1/033 - Installations ou systèmes comprenant des accumulateurs comportant des dispositifs de remplissage des accumulateurs avec des moyens de commande électriques
There is provided a sliding component that allows sliding surfaces to smoothly slide against each other from a low-speed state to a high-speed state in both forward and reverse relative rotation directions. A deep groove is provided that partitions a fluid-side region where a fluid-side groove and a fluid-side reverse groove are provided and a leakage-side region where leakage-side grooves and leakage-side reverse grooves are provided off from each other.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
A sliding component having an annular shape is disposed in a place where relative rotation is performed in a rotary machine, in which a plurality of dynamic pressure generating mechanisms are provided in a sliding surface of the sliding component, each including a deep groove portion that communicates with an outer diameter side, and at least one shallow groove portion that communicates with the deep groove portion and extends in a circumferential direction, and the deep groove portion is provided with a trap portion that suppresses a sealed liquid in the deep groove portion from leaking to a leakage side.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
F16J 15/3256 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par joints élastiques, p. ex. joints toriques pourvus d’armatures ou de supports avec armatures ou supports rigides comprenant deux éléments d’armature ou de support, individuellement fixés sur chacune des surfaces, p. ex. joints de type cartouche
Provided is a switching valve capable of maintaining a satisfactory contact state between a contact surface of a rotor and a seat surface of a stator in a rotation range of the rotor. A stator is provided with a plurality of inlet ports and outlet ports through which a working fluid passes, a rotor is provided with at least two through-holes and communication grooves which are able to selectively communicate between the inlet ports and the outlet ports, a casing is provided with a fluid inlet opening which communicates with each of the through-holes, and at least one of the through-holes always communicates with any of the outlet ports of in a rotation range of the rotor.
F16K 11/074 - Soupapes ou clapets à voies multiples, p. ex. clapets mélangeursRaccords de tuyauteries comportant de tels clapets ou soupapesAménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture articulés à pivot à faces d'obturation planes
An annular sliding component has a sliding surface relatively sliding with eccentric rotation. The sliding surface is provided with a dynamic pressure generation groove having an annular shape along a circumferential direction of the sliding surface and a plurality of conduction grooves configured to provide communications between the dynamic pressure generation groove and one of two external spaces of the sliding surface, the external spaces being on an outer diameter side and an inner diameter side of the sliding surface, respectively. An imaginary line passing through one of the conduction grooves and a center point of the sliding surface does not intersect any one of remains of the conduction grooves.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Power transmissions and gearing being machine elements not for land vehicles; hydraulic intensifiers being parts of machines; oil pressure cylinders for machines; fluid pressure cylinders for machines; liquid pressure cylinders for machines; hydraulic cylinders for machines; electric oil pressure actuators for machines; electric hydraulic actuators for machines; oil pressure motors; hydraulic motors; oil pressure drive clutches for machines for lifting heavy loads; hydraulic drive clutches for machines for lifting heavy loads; shock absorbers being machine elements not for land vehicles; springs being machine elements not for land vehicles; brakes being machine elements not for land vehicles; valves being machine elements not for land vehicles; angle valves being machine elements not for land vehicles; ball valves being machine elements not for land vehicles; cocks being machine elements not for land vehicles; automatic control valves being machine elements not for land vehicles; pressure regulators being parts of machines; pressure valves being parts of machines; check valves being parts of machines; clack valves being parts of machines; pressure reducers being parts of machines; butterfly valves being machine elements not for land vehicles; steam traps being parts of machines; taps being parts of machines, engines or motors; drain cocks; water mills being machines; wind mills being machines; structural parts and fittings of wind mills being machines; structural parts and fittings of water mills being machines; structural parts and fittings agricultural machines and agricultural implements, other than hand-operated; plowing machines and implements, other than hand-held tools and structural parts and fittings therefor; structural parts and fittings of construction machines and apparatus; loading-unloading machines and apparatus and structural parts and fittings therefor; structural parts and fittings of excavating machines; structural parts and fittings of excavators; structural parts and fittings of ground surface finishing and compacting machines; structural parts and fittings of power shovels; structural parts and fittings of bulldozers; structural parts and fittings of mechanical excavators; structural parts and fittings of oil pressure power shovels; structural parts and fittings of hydraulic excavators; structural parts and fittings of track and land traveling hydraulic excavators; structural parts and fittings of oil pressure construction machines and apparatus; structural parts and fittings of hydraulic construction machines and apparatus; structural parts and fittings of oil pressure loading-unloading machines and apparatus; structural parts and fittings of hydraulic loading-unloading machines and apparatus; structural parts and fittings of truck cranes; structural parts and fittings of rooters being root slicing machines; structural parts and fittings of foundation work machines; structural parts and fittings of earth augers; structural parts and fittings of pile-drivers; structural parts and fittings of pile- extractors; structural parts and fittings of electric grout pumps; structural parts and fittings of elevating work platforms; structural parts and fittings of railway wagon lifts; structural parts and fittings of passenger lifts, other than ski-lifts; structural parts and fittings of freight lifts, other than ski-lifts; structural parts and fittings of road making machines; structural parts and fittings of rubber tracks being parts of crawlers on construction machines; structural parts and fittings of rubber tracks being parts of crawlers on loading-unloading machines and apparatus; structural parts and fittings of ploughs; structural parts and fittings of rack and pinion jacks; structural parts and fittings of rammers being machines; structural parts and fittings of road rollers; structural parts and fittings of power hammers; structural parts and fittings of hoppers, namely, unloading machines; structural parts and fittings of handling apparatus for loading and unloading; structural parts and fittings of railroad constructing machines; structural parts and fittings of oil pressure pile-extractors; structural parts and fittings of hydraulic pile- extractors; structural parts and fittings of electric and hydraulic power elevating apparatus; structural parts and fittings of graders for earth moving; structural parts and fittings of earth scrapers; structural parts and fittings of tamping machines; metalworking machines and tools; structural parts and fittings of metalworking machines and tools; structural parts and fittings of metalworking machine tools; structural parts and fittings of secondary metal forming machines and apparatus; structural parts and fittings of lathes for metalworking; structural parts and fittings of milling machines for metalworking; structural parts and fittings of mechanical presses for metalworking; structural parts and fittings of oil presses for metalworking; structural parts and fittings of hydraulic presses for metalworking; structural parts and fittings of metal sawing machines; structural parts and fittings of threading machines; structural parts and fittings of nut- tapping machines; structural parts and fittings of shaping machines for metalworking; structural parts and fittings of punching presses for metalworking; structural parts and fittings of grinding machines for metalworking; structural parts and fittings of perforating machines for metalworking; structural parts and fittings of cutting machines for metalworking; structural parts and fittings of slotting machines for metalworking; structural parts and fittings of boring machines for metalworking; structural parts and fittings of gear cutting and finishing machines; structural parts and fittings of broaching machines for metalworking; structural parts and fittings of planing machines for metalworking; structural parts and fittings of lapping machines for metalworking; structural parts and fittings of drilling machines for metalworking; structural parts and fittings of honing machines for metalworking; structural parts and fittings of primary metal forming machines and apparatus; structural parts and fittings of rolling mills for metalworking; structural parts and fittings of tubing mills for metalworking; structural parts and fittings of wire extruding machines; structural parts and fittings of wire drawing machines; structural parts and fittings of water pressure presses for metalworking; structural parts and fittings of shearing machines for metalworking; structural parts and fittings of forging machines; structural parts and fittings of bending machines for metalworking; structural parts and fittings of oil pressure metalworking machines and tools; structural parts and fittings of hydraulic metalworking machines and tools; structural parts and fittings of oil pressure nailing machines; structural parts and fittings of hydraulic nailing machines; oil pressure rotary cylinders for metalworking machines and tools; hydraulic rotary cylinders for metalworking machines and tools; structural parts and fittings of metal injection moulding machines; coolant supply units for metalworking machines and tools; cutting fluids supply units for metalworking machines and tools; electric pumps and structural parts and fittings therefor; fluid pressure pumps for machines and structural parts and fittings therefor; liquid pressure pumps for machines and structural parts and fittings therefor; oil pressure pumps for machines and structural parts and fittings therefor; hydraulic pumps and structural parts and fittings therefor; oil pressure pumps for machines and structural parts and fittings therefor for automobiles; hydraulic pumps and structural parts and fittings therefor for automobiles; electrically driven oil pressure pumps for machines and structural parts and fittings therefor; electrically driven hydraulic pumps and structural parts and fittings therefor; centrifugal pumps and structural parts and fittings therefor; reciprocating pumps and structural parts and fittings therefor; rotary pumps and structural parts and fittings therefor; axial flow pumps and structural parts and fittings therefor; mixed flow pumps and structural parts and fittings therefor; vacuum pumps and structural parts and fittings therefor; reciprocating vacuum pumps and structural parts and fittings therefor; rotary vacuum pumps and structural parts and fittings therefor; diffusion pumps and structural parts and fittings therefor; structural parts and fittings of power-operated blowers; structural parts and fittings of centrifugal blowers; structural parts and fittings of rotary blowers; structural parts and fittings of axial flow blowers; structural parts and fittings of turbo blowers; structural parts and fittings of centrifugal compressors; structural parts and fittings of reciprocating compressors; structural parts and fittings of rotary compressors; structural parts and fittings of axial flow compressors; structural parts and fittings of turbo air compressors; structural parts and fittings of compressed air machines; compressed air pumps and structural parts and fittings therefor; structural parts and fittings of ejectors; structural parts and fittings of blowing machines for the compression, exhaustion and transport of gases; electric pumps for counter-current swimming and structural parts and fittings therefor; structural parts and fittings of pneumatic waste oil drainers; structural parts and fittings of blowing machines for the compression, sucking and carrying of grain; structural parts and fittings of blowing machines and fans for the compression, sucking and carrying of grain; structural parts and fittings of fans for the compression, sucking and carrying of grain; air pumps for automobile repair garages and structural parts and fittings therefor; lubricating pumps and structural parts and fittings therefor; structural parts and fittings of air suction machines; electric pumps for heating installations and structural parts and fittings therefor; plunger pistons as parts of plunger pumps and structural parts and fittings therefor; structural parts and fittings of compressors for refrigerators; pump diaphragms; mining machines and apparatus and structural parts and fittings therefor; structural parts and fittings of digging machines; structural parts and fittings of oil pressure mining machines and apparatus; structural parts and fittings of hydraulic mining machines and apparatus; structural parts and fittings of cutter loaders; structural parts and fittings of coal-cutting machines; structural parts and fittings of oil-well pumping machines; structural parts and fittings of power rock drills; structural parts and fittings of well drilling machines; structural parts and fittings of mining drill sharpeners; structural parts and fittings of mine borers; structural parts and fittings of coal loaders; structural parts and fittings of truck mills for mining purposes; structural parts and fittings of coal ploughs; structural parts and fittings of haulage trucks for mining; structural parts and fittings of rubber crawlers on mining machines; structural parts and fittings of mineworking machines; structural parts and fittings for mine borers; structural parts and fittings of extractors for mines; structural parts and fittings of ore treating machines; hydraulic accumulators for construction machines and apparatus; hydraulic accumulators for loading-unloading machines and apparatus; hydraulic accumulators for agricultural machines and agricultural implements, other than hand-operated; hydraulic accumulators for pneumatic or hydraulic machines and instruments; hydraulic accumulators for plastic processing machines and apparatus; hydraulic accumulators for metalworking machines and tools; hydraulic accumulators for machines and apparatus for manufacturing rubber goods; hydraulic accumulators for mining machines and apparatus; hydraulic accumulators for high pressure washers; hydraulic accumulators for non- electric prime movers, not for land vehicles; hydraulic accumulators for oil pressure controls for non-electric prime movers, not for land vehicles; hydraulic accumulators for liquid pressure controls for non-electric prime movers, not for land vehicles; hydraulic accumulators for fluid pressure controls for non-electric prime movers, not for land vehicles; hydraulic accumulators for hydraulic controls for non-electric prime movers, not for land vehicles; hydraulic accumulators for machine elements, not for land vehicles; hydraulic accumulators for brakes being machine elements not for land vehicles; hydraulic accumulators for plowing machines and implements, other than hand-held tools; plastic processing machines and apparatus and structural parts and fittings therefor; structural parts and fittings of compression moulding machines; structural parts and fittings of extrusion moulding machines; structural parts and fittings of injection moulding machines; structural parts and fittings of hollow body moulding machines; structural parts and fittings of oil pressure plastic processing machines and apparatus; structural parts and fittings of hydraulic plastic processing machines and apparatus; structural parts and fittings of plastic film moulding machines; structural parts and fittings of injection moulding machines for processing plastics; structural parts and fittings of stretch moulding machines for plastics; structural parts and fittings of heat moulding machines for plastics after the extrusion moulding process; structural parts and fittings of stretch moulding machines for plastics after the extrusion moulding process; structural parts and fittings of plastic moulding machines and apparatus; structural parts and fittings of injection moulding machines incorporating hot runner molds; structural parts and fittings of extrusion moulding machines for hollow body plastics; structural parts and fittings of injection moulding machines incorporating control system; structural parts and fittings of injection stretch blow moulding machines; structural parts and fittings of automatic extraction machines for injection moulding machines; moulds being parts of machines for processing plastics; machines and apparatus for manufacturing rubber goods; structural parts and fittings of machines and apparatus for manufacturing rubber goods; structural parts and fittings of rubber vulcanizing apparatus; structural parts and fittings of machines for manufacturing oil pressure rubber products; structural parts and fittings of machines for manufacturing hydraulic rubber products; structural parts and fittings of rubber mixing machines; structural parts and fittings of rubber forming machines; structural parts and fittings of rubber mixing rolling machines; moulds being parts of machines for use in the manufacture of rubber goods; high pressure washers and structural parts and fittings therefor; oil pressure hydraulic controls for non-electric prime movers, not for land vehicles; liquid pressure hydraulic controls for non-electric prime movers, not for land vehicles; fluid pressure hydraulic controls for non-electric prime movers, not for land vehicles; hydraulic pressure hydraulic controls for non-electric prime movers, not for land vehicles Power transmissions and gearing being machine elements for land vehicles; oil pressure hydraulic circuits for vehicles; fluid pressure hydraulic circuits for vehicles; liquid pressure hydraulic circuits for vehicles; hydraulic circuits for vehicles; oil pressure intensifiers for power transmissions and gearing being machine elements for land vehicles; liquid pressure intensifiers for power transmissions and gearing being machine elements for land vehicles; fluid pressure intensifiers for power transmissions and gearing being machine elements for land vehicles; hydraulic intensifiers for power transmissions and gearing being machine elements for land vehicles; oil pressure valves for power transmissions and gearing being machine elements for land vehicles; liquid pressure valves for power transmissions and gearing being machine elements for land vehicles; fluid pressure valves for power transmissions and gearing being machine elements for land vehicles; hydraulic valves for power transmissions and gearing being machine elements for land vehicles; oil pressure car height controlling apparatus and structural parts therefor; hydraulic car height controlling apparatus and structural parts therefor; oil pressure shock absorbers being machine elements for land vehicles; hydraulic shock absorbers being machine elements for land vehicles; oil pressure shock absorbers being machine elements for automobiles; hydraulic shock absorbers being machine elements for automobiles; oil pressure brakes and structural parts therefor for land vehicles; hydraulic brakes and structural parts therefor for land vehicles; shock absorbers being machine elements for land vehicles; vehicle suspension springs being machine elements for land vehicles; brakes being machine elements for land vehicles; aircraft and structural parts and fittings therefor; structural parts and fittings of aircraft; automobiles and structural parts and fittings therefor; structural parts and fittings of automobiles; structural parts and fittings of tractors; structural parts and fittings of fork lift trucks; structural parts and fittings of trucks; structural parts and fittings of ambulances; structural parts and fittings of racing motor cars; structural parts and fittings of trucks with a crane feature incorporated; structural parts and fittings of concrete mixing vehicles; structural parts and fittings of sprinkling trucks; structural parts and fittings of passenger cars; structural parts and fittings of amphibious vehicles; structural parts and fittings of snowmobiles; structural parts and fittings of advertising vans; structural parts and fittings of armored vehicles; structural parts and fittings of dump trucks; structural parts and fittings of library trucks; structural parts and fittings of trailers; structural parts and fittings of trolley buses; structural parts and fittings of buses; structural parts and fittings of hearses; air bags being safety devices for automobiles; air pumps for automobiles; tipping bodies for trucks; structural parts and fittings of camping cars; structural parts and fittings of motor homes; structural parts and fittings of camping trailers; structural parts and fittings of elevating tailgates for land vehicles; structural parts and fittings of autonomous cars; structural parts and fittings of sports cars; structural parts and fittings of cleaning trolleys; structural parts and fittings of power tailgates for land vehicles; structural parts and fittings of motor racing cars; structural parts and fittings of tractors for agricultural purposes; air pumps for automobiles and structural parts and fittings therefor; non-electric accumulators for mechanical elements for land vehicles; non- electric accumulators for power transmissions and gearing being machine elements for land vehicles; non-electric accumulators for automobiles and structural parts therefor; non- electric accumulators for air vehicles and their parts; non-electric accumulators for brakes being machine elements for land vehicles Repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into automobiles and structural parts therefor; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into loading-unloading machines and apparatus and structural parts therefor; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into construction machines and apparatus; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into agricultural machines and implements and structural parts therefor; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into metalworking machines and tools and structural parts therefor; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into mining machines and apparatus and structural parts therefor; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into plastic processing machines and apparatus and structural parts therefor; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into rubber-goods manufacturing machines and apparatus and structural parts therefor; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into air vehicles and structural parts therefor; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into pneumatic or hydraulic machines and instruments and structural parts therefor; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into plowing machines and implements and structural parts therefor, other than hand-held tools; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into brakes, machine elements for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into power transmissions and gearing, machine elements for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into mechanical elements for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into oil pressure controls for non-electric prime movers, not for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into liquid pressure controls for non-electric prime movers, not for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into fluid pressure controls for non-electric prime movers, not for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into hydraulic controls for non-electric prime movers, not for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into valves, machine elements not for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into brakes, machine elements not for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into power transmissions and gearing, machine elements not for land vehicles; repair, maintenance and conversion in the nature of installing hydraulic energy regeneration system into machine elements, not for land vehicles
Provided is a fluid control valve capable of stabilizing fluid control characteristics. In a fluid control valve including: a valve housing and a valve seat member which include an inflow passage and a discharge passage, and a valve body that is configured to be brought into contact with and separated from the valve seat member and that forms an inner seal portion and an outer seal portion together with the valve seat member. At least one convex portion which projects into a space inside the valve housing formed between the inner seal portion and the outer seal portion.
Provided is a sliding component capable of maintaining high lubricity over a long period of time by efficiently using a liquid supplied between sliding surfaces. In a pair of sliding components disposed at a relatively rotating position to face each other when a rotating machine is driven, a sliding surface of the sliding component is formed on an outer peripheral edge portion and includes an opening portion extending in a circumferential direction and a fluid supply groove communicating with the opening portion and opening to a peripheral edge of the sliding surface on the side of the opening portion.
F16C 33/10 - Structures relatives à la lubrification
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
A power supply unit includes a power supply adjustment board and a holder that holds the power supply adjustment board, an accommodation member that accommodates the power supply unit inserted from an opening, and a cap member that closes the opening, wherein a positive electrode terminal and a negative electrode terminal are arranged side by side in the accommodation member, and a positive electrode terminal and a negative electrode terminal are arranged side by side on one end side in the power supply unit. A locking mechanism is provided in the accommodation member such that the positive electrode terminal and the negative electrode terminal of the power supply unit are brought into electrical contact with the positive electrode terminal and the negative electrode terminal of the accommodation member, and power supply lines are disposed to penetrate the cap member in a sealed state and configured for connecting an external power supply to the power supply adjustment board.
H01M 50/55 - Bornes caractérisées par la position des terminaux sur les cellules sur le même côté de la cellule
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
H01M 50/296 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les bornes des blocs de batterie
A sliding surface of a first sliding component and a sliding surface of a second sliding component slide against each other in an intersecting manner such that first positive pressure generation grooves and second positive pressure generation grooves at least partially overlap each other. The first positive pressure generation grooves include at least one groove that differs in a position of a terminating end portion from other grooves. The one groove includes a terminating end portion located closer to a sealed fluid space side than a terminating end portions of the other grooves and terminating end portions of the second positive pressure generation grooves.
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
Provided is a thermal storage heat exchanger capable of keeping a heat medium warm for a long time and having a compact structure. In a thermal storage heat exchanger for warming or cooling a heat medium in a first pipe by exchanging heat between the first pipe forming a part of the first fluid circuit and a second pipe forming a part of the second fluid circuit. The first pipe and the second pipe have a nested structure and the thermal storage heat exchanger includes a first upstream valve configured for opening and closing an inlet port of the first pipe and a first downstream valve configured for opening and closing an outlet port of the first
F28F 27/02 - Commandes ou dispositifs de sécurité spécialement adaptés pour les appareils d'échange ou de transfert de chaleur pour commander la répartition des sources de potentiel calorifique entre des canaux différents
In sliding parts which is disposed at a relative rotational location of a rotating machine, and in which a first dynamic pressure generation groove extending so as to be inclined with respect to a relative rotation direction and a second dynamic pressure generation groove extending so as to be inclined in a direction opposite to the inclination direction of the first dynamic pressure generation groove with respect to the relative rotation direction in a plan view are provided on a sliding surface, bottom surfaces of the first dynamic pressure generation groove and the second dynamic pressure generation groove are inclined in the same direction with respect to a radial direction in a cross-sectional view.
Provided is a sliding component capable of stably reducing frictional resistance generated at a sliding surface due to eccentric rotation. The sliding component has a sliding surface on which a fixed component 8 and a turning component 7 slide relative to each other as a result of eccentric rotation, wherein the sliding surface has, on at least one of a sliding surface 8a of the fixed component 8 or a sliding surface 7a of the turning component 7, pressure generation regions 80, 81 which generate pressure during relative rotation generated by the eccentric rotation.
F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c.-à-d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
F16C 33/10 - Structures relatives à la lubrification
There is provided a sliding component capable of discharging contamination into a gap between sliding surfaces. In a sliding component which is disposed at a relative rotational location of a rotating machine to slide relative to another sliding component. The sliding component has a sliding surface provided with a fluid inlet groove communicating with at least one of a sealed fluid side space and a leakage side space and a dynamic pressure generation groove communicating with the fluid inlet groove and extending in a circumferential direction. Both side edges and a terminating end edge of the dynamic pressure generation groove are curvedly continuous with each other in a plan view.
F16C 33/10 - Structures relatives à la lubrification
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties
