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JP2021110279A |
To provide an EGR valve device which enables improvement of sealability of an elastic seal member while achieving reduction of costs.An EGR valve device 1 includes: a housing 3 including a passage 2 of an EGR gas; a valve body 5 which op...
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JP6910446B2 |
A minimum pressure valve for a screw compressor for a vehicle, in particular a utility vehicle, is provided with a housing; a valve insert opening which is formed in the housing; a valve insert which is inserted into the valve insert ope...
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JP6900348B2 |
The present invention provides a welding structure and a valve device that can prevent welding cracks in a welding portion between dissimilar metal materials and improve welding durability. The mutually melt-solidified portions (14) of t...
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JP6892990B2 |
To provide a sealing mechanism in which a shaft exhibits excellent slidability at a slide part and which is excellent in sealability and durability to sliding.A sealing mechanism (20) according to the present invention includes: a shaft ...
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JP6882625B2 |
A vacuum valve comprises: a valve body configured to house a valve plate; a drive shaft configured to openably/closably drive the valve plate; a shaft seal configured to vacuum-seal the drive shaft; and an entrance prevention wall config...
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JP6872146B2 |
To provide a water feed valve device capable of effectively avoiding occurrence of "air hammer" when air pushed out by washing water passes through the water feed valve device.A water feed valve device of the present invention comprises:...
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JP6872171B2 |
To permit the movement of a shaft to a radial direction with respect to a bush, and to suppress outflow of fluid.A collar 16 and a seal ring 15 are arranged in a seal space 24 between a shaft 13 and a bush 12. The seal ring 15 is formed ...
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JP6857643B2 |
The disclosure relates to a needle valve for controlling a fluid flow of a coating agent (H, SL) in a painting system, particularly for controlling a fluid flow of a two-component mixture consisting of two coating agent components (H, SL...
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JP6811479B2 |
To provide an expansion valve that satisfactorily functions while preventing control hunting.An expansion valve of one aspect comprises: a body 2 having a second passage 14 through which a refrigerant returned from an evaporator passes, ...
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JP6801465B2 |
To provide a vacuum valve capable of suppressing temporal increase of slide resistance at a seal part of a rotational shaft.A vacuum valve 1 includes: a valve plate 6 stored in a valve housing 4; a rotational shaft 72 penetrating an open...
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JP6802658B2 |
To provide a hydrogen water generator capable of increasing hydrogen concentration, capable preventing the drop of inundation after cutoff, handy and free from the generation of unpleasant vibration noise.Provided is a hydrogen water gen...
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JP6793945B2 |
To provide an electrical drive valve that can inhibit a malfunction as much as possible while expanding a range of use application of an electrical drive valve such as a motor valve and a solenoid valve.In an electrical drive valve, a se...
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JP6789077B2 |
The present invention relates to an EGR valve capable of forming a part of a bag space at a position of a housing closer to a flow path side than a sealing member to prevent corrosion due to condensedwater. The EGR valve (1) has a valve ...
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JP6783117B2 |
A regulating valve has a gland portion slidably holding a valve stem and the gland portion includes a lid member having a first through-hole into which the valve stem is inserted, gland packings disposed on a spacer provided between the ...
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JP2020176681A |
To reduce workload of a worker for water leakage countermeasures.A water leakage countermeasure device 200 is configured such that in a state where an annular water stop tool 206 composed of a plurality of water stop parts that form an o...
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JP6736966B2 |
A fluid control valve includes: a valve housing including a flow path formed therein and having inflow and outflow ports for a fluid; a valve seat formed in the flow path; a driving device mounted in the valve housing; a valve shaft conf...
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JP6732183B2 |
To provide an inexpensive gas plug capable of effectively coping with various influences from an installment environment or the inside or the outside of a gas plug body, and maintaining initial waterproof performance of a waterproof pack...
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JP6719068B1 |
To avoid an increase in size of a diaphragm in a centrifugal direction. A valve box 8 provided with a lowermost layer diaphragm 7 connected to a valve body 5 via a valve rod 6 and displaced by a pressure fluctuation of a secondary side f...
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JP2020090992A |
To provide an integrated valve which can improve productivity, in which a pressure reduction valve and a selector valve are connected to each other via a shaft.An integrated valve 50 has: a pressure reduction valve 58a for pressure-reduc...
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JP6702164B2 |
To provide an electromagnetic valve integrated expansion valve having a novel constitution which can make compatible both the prevention of noise at an operation of the expansion valve, and the prevention of fracture or the like caused b...
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JP2020070902A |
To provide a channel switch valve that seats a plurality of valve bodies moving together in valve seats, and intercept a plurality of channels.A channel switch valve includes: a housing 3 that has a valve chamber 36; a plurality of ports...
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JP2020063675A |
To provide a flow rate control valve which can efficiently suppress the leakage of evaporation fuel from a seal region of a shaft penetrating a housing to the outside.A flow rate control valve (1) comprises a housing (21), a valve member...
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JP2020045998A |
To provide a proportional solenoid valve whose expected performance does not deteriorate due to external vibration and the like.A proportional solenoid valve includes: a housing 10 that defines a passage 11c for a fluid and a valve seat ...
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JP2020033897A |
To suppress deterioration of sealing performance of a lip seal provided in an EGR valve.An EGR valve includes a valve housing 11 in which a gas passage having EGR gas flowing therein is formed. The EGR valve includes a valve shaft 20 dis...
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JP6644085B2 |
There is a demand for easier transmission of the pressing force of an elastic body to a seal than in conventional valve devices to further improve sealing while providing durability and without changing the magnitude of the force of the ...
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JP6633660B2 |
A shaft sealing device according to one aspect of the present disclosure includes a flow passage pipe, a rotating portion, a valve, a shaft seal, and a flow passage seal. The flow passage pipe includes a gas flow passage therein, and a t...
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JP2020002973A |
To provide a proportional control valve which can more easily control a flow rate.The proportional control valve comprises a valve body 2 which has a flow passage 6 having an inflow port 4 and an outflow port 5, and has a valve seat 7 pr...
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JP6625294B2 |
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JP2019210905A |
To obtain an EGR valve that can prevent an exhaust gas from entering an actuator without using a stretchable member.A housing 2 has a multi-wall 2b exposed to a space 11. A spring holder 12 has a lateral wall 12b protruding along an axia...
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JP6614692B2 |
A process including: an assembly step of assembling a sealed case onto an existing pipe; a cutting step of forming a first opening of a groove shape elongated in a pipe axis direction of the existing pipe; a second boring step of forming...
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JP6616200B2 |
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JP6605630B2 |
A valve device for liquids, especially for liquid plastic constituents of single- or multiple-constituent plastic mixtures, includes a valve housing with a liquid inlet and a metering valve, which has a discharge opening that can be clos...
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JP2019520526A |
The valve (100) includes a valve body (120) with an annular valve seat (125) having a first central axis and a valve closure subassembly (130) assembled with the valve body. The assembly (130) is an axially movable valve stem (131) and a...
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JP2019116901A |
To provide a cryogenic temperature valve capable of keeping a smooth operability for long period of time.A cryogenic temperature valve comprises a valve case 1, a valve body 2, a long valve rod 3, a relay pipe 4, an end nut 5, a handle 6...
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JP2019065967A |
To provide a fluid controller having a fastening device, the fastening device configured to automatically refastening a gland packing provided in a valve.A fluid controller comprises: a valve body 2 having a communication part 24 communi...
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JP6496508B2 |
A valve for controlling the temperature of a coolant to flow into a fuel cell stack to provide the optimum level of coolant at the appropriate temperature in order to keep the operation of the fuel cell stack stable is provided. In parti...
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JP6490007B2 |
A high-pressure trunnion ball valve which is particularly suitable for a high-pressure fluid, suppresses a thrust load to a stem to realize low torque performance while maintaining a valve seat sealing performance even under a high press...
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JP2019508571A |
A material deposition apparatus (100) for depositing material on a substrate in a vacuum deposition chamber is described. The material depositor comprises at least one material deposit source, the at least one material deposit source bei...
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JP6488091B2 |
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JP6475197B2 |
Provided is a pressure-balanced electric valve, wherein sealing is ensured between a leaf spring (41) of a sealing part (4) and an L-shaped packing (45). The sealing part (4) is configured from a pair of leaf springs (41, 41), a pair of ...
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JP6462335B2 |
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JP6446641B2 |
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JP6435969B2 |
An EGR device has a housing defining an EGR passage through which an EGR gas flows; a shaft rotatably supported by the housing through a bearing; a valve body adjusting a flow passage area of the EGR passage by rotating along with the sh...
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JP6384246B2 |
Provided is a pneumatic valve (1) in which a seal member (13); a shaft (4) provided with a valve body (2) capable of abutting against the seal member (13); and a valve-actuating pressure chamber (21) that moves the shaft (4) in an axial ...
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JP2018520326A |
The vacuum chamber (100) for use in processes that require vacuum pressure has a compact design that minimizes the spacing required for valves in the direction of travel. The chamber valve gate (116) is movable between a first position w...
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JP6321128B2 |
Disclosed is a sealing structure used in a high-pressure regulator for decompressing fuel supply pressure of the vehicle into low pressure, which includes: a body for providing the low pressure at a lower end of a spool through a balance...
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JP2018510302A |
Externally pressurized porous medium gas bearings are introduced into the valve to significantly improve the functionality of flow control. Porous medium gas bearings reduce two of the biggest problems with current technology: 1. Leakage...
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JP2018053807A |
To effectively prevent the peculiar flow of exhaust gas as a main factor for the leakage of the exhaust gas.An exhaust control valve includes a valve body 3 having a flow path hole 2 in which exhaust gas distributes, a valve element 4 tu...
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JP2018507997A |
[Task] According to the present invention, a closed body (5), a valve rod (20) connected to the closed body (5), a lifting drive unit (8) capable of causing the closed body (5) to be lifted, and a valve. The present invention relates to ...
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JP6292553B2 |
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