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JP2023536809A |
The present invention includes a block body including a valve portion having an opening/closing portion that contracts and expands, a drive portion that drives the opening/closing portion, and an accommodating portion that accommodates t...
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JP2023536734A |
Embodiments described herein relate to valves for semiconductor processing. The valve includes a valve body having a conduit inlet and a conduit outlet separated by a diaphragm body. The diaphragm body includes a motor, a transmission li...
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JP7333976B2 |
Provided is a highly reliable electric valve with which it is possible to prevent a foreign object in a circulating fluid (refrigerant) from being caught between, and thereby becoming strongly pressed against, a valve body and a valve sh...
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JP7333959B2 |
To provide a screen automatic cleaning mechanism of a valve device which prevents deposition of scales, and to provide a pressure reduction valve using the screen automatic cleaning mechanism.A screen automatic cleaning mechanism include...
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JP2023118097A |
To provide a valve that can guide charged particles or a charged particle beam through passage openings of flanges with as little disturbance as possible.A valve comprises a valve housing (2), valve openings (3), a closing mechanism (5),...
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JP7328775B2 |
The present invention relates to a diaphragm valve that has a simple configuration, and effectively prevents the generation and deposition of reaction products in a valve body seal part to suppress biting when the valve is closed, thereb...
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JP2023535291A |
A semiconductor processing chamber is provided by pumping the chamber to a high vacuum state and adjusting the vacuum (e.g., during introduction of process gases, when gases permeate the chamber, when gases are released by reactions, var...
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JP7325118B2 |
To provide a pressure reducing valve having an automatic screen cleaning mechanism for preventing accumulation of foreign matters on a screen.A pressure reducing valve is arranged on a main passage 1 of a fluid S and reduces the pressure...
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JP2023108407A |
To provide a technology that can effectively suppress deposition of by-products to a pressure regulating valve.A pressure regulating valve includes: piping; a valve element disposed inside the piping; and a support shaft for supporting t...
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JP7320473B2 |
A butterfly valve to be placed on a pipe between a vacuum chamber provided with a pressure sensor and a vacuum pump is configured to control the pressure in the vacuum chamber. The butterfly valve includes a servo motor, a butterfly valv...
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JP7320258B2 |
To provide a temperature-responsive valve having cleaning means capable of frequently and automatically removing foreign matters according to an operation of the valve.A valve stem 10 is provided with an upstream blade 17, and a valve el...
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JP3243060U |
having a non-circular cross-section with an axially extending outer surface and an inner surface radially extending such that the inner surface of the seal can be fasteningly secured within the sealing element of the valve; A seal for a ...
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JP7317384B2 |
To provide a valve device enabling suppression of an increase in frequency of the maintenance thereof while avoiding jamming of scale in the initial stage, and to provide a pressure reducing valve using the same.A valve device 34 compris...
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JP7317381B2 |
To provide a valve device capable of changing a mesh size of a screen according to a usage condition and a pressure-reducing valve using the valve device.A valve device 34 comprises: a valve body 32 which opens and closes between an infl...
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JP7317228B2 |
This steam valve includes a valve casing, a valve body, a valve stem, an actuator, a heat buffer member, a link mechanism, and a link base. The heat buffer member includes: a heat buffer plate separated toward a leading end side from the...
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JP2023532171A |
Acoustics applicable to any mechanical device or structure that has internal or external components that are located away from a setpoint and need to be returned to their original position, such as valves that are opened and then closed ...
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JP7316055B2 |
The present invention relates to a method for diagnosing a condition of a hydraulic servo valve capable of diagnosing the condition of the hydraulic servo valve mounted on a ship with high precision. The method for diagnosing the conditi...
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JP2023103540A |
To provide a servo valve evaluation system and a method for evaluating a servo valve that can acquire flow rate data which can accurately evaluate performance of a servo valve.A servo valve evaluation system 1 is for evaluating performan...
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JP2023101929A |
To improve effectiveness of prevention of valve fixation.A management system includes: a temperature acquisition section 3 acquiring temperature data from a temperature sensor 1 provided in a valve body; a temperature storage section 4 s...
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JP2023101876A |
To provide a piping plug capable of reducing a pressure loss of a flowing fluid.A piping plug 2 is equipped with a housing 11 that includes a through-hole 20, and a filter device 12 that is inserted in the through-hole and is provided in...
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JP2023100380A |
To provide an automatic valve having cleaning means which can reliably remove foreign matters adhering to an internal periphery of a discharge hole and takes reduced time and labor for maintenance for removing foreign matters.To perform ...
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JP7309621B2 |
Disclosed is a vacuum valve having a valve seat, which has a valve opening, defining an opening axis, and a first sealing surface, a valve closure having a second sealing surface corresponding to the first sealing surface, a drive unit c...
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JP7306300B2 |
An estimator comprises: an acquisitor to acquire a plurality of data pairs each containing a valve body opening of the vacuum valve and the chamber pressure at the valve body opening; and an operator to operate the gas species characteri...
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JP2023097866A |
To provide a valve device that can facilitate the installation of a filter.A valve device comprises: a first member 11 comprising a concave part 21 in which a first opening 22a of a first flow passage 22 is open; a second member 12 compr...
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JP2023529084A |
In the space 11 between the body 1 and the walls 9, 10 of the body, the present invention provides a first position in which the channel 3 is closed and the channel is open relative to the channel 3 provided through the body. a closure m...
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JP2023094518A |
To provide a cost-optimized, easy-to-manufacture vacuum valve that can be connected to other vacuum components in a space-saving manner.A vacuum valve 10 has a base body 12 and a vacuum opening 16. The vacuum opening 16 is surrounded by ...
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JP7299719B2 |
To provide a method for attaching a valve drive device onto pipe equipment in a state of suppressing the displacement of the position relative to the valve stem in place of a manual handle that is connected to the valve stem, and to prov...
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JP7298987B2 |
To improve the ability of removing foreign objects adhering to a surface of a valve body.A valve device includes: a cylindrical valve box having an opening part communicating with a passage; a valve body which is disposed in the valve bo...
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JP2023085782A |
To provide a compressor ring valve test method which can test a ring valve in an environment in which an operation condition of a compressor is reproduced, and a compressor ring valve test device.A compressor ring valve test method for t...
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JP7294650B2 |
To easily grasp an operation situation of a cleaning mechanism.A cleaning device 4 includes: a cleaning mechanism 5 for removing a foreign substance in an object place in a flow passage; and a determination device 6 for determining the o...
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JP7292353B2 |
To provide a valve device capable of preventing the generation of a spark discharge by giving electric conductivity to a valve part while suppressing pollution of a fluid.A valve device comprises a valve body 13 provided with a first flo...
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JP2023079715A |
To suppress shortage of grease at a sliding portion of a valve structure, or deposit of foreign substances or abrasion powder.A valve structure is equipped with a housing that has an inflow path in which fluid flows, an outflow path from...
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JP7286242B2 |
To suitably cool a valve device.A cooling structure 1 of a valve device 5 comprises: a casting mold 2 in which a cavity corresponding to the shape of a cast is formed between a stationary mold 3 and a movable mold 4; and the valve device...
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JP2023075684A |
To provide a gate valve and a driving method capable of reducing gas leakage.A gate valve for opening and closing a first opening in a vacuum treatment device having a first chamber equipped with the first opening includes a valve elemen...
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JP2023073982A |
To provide an advantageous valve plate in which the uniformity of compression of an elastic seal member in a close state of a vacuum valve is improved.A valve plate is equipped with a plate portion 1 in which a seal member 2 made of an e...
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JP2023073983A |
To enable uniform compression of an elastic seal member in a close state of a vacuum valve.A valve plate is equipped with a plate portion 1 to which a seal member 2 is attached on a front side, and a coupling device that is disposed on a...
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JP7273146B2 |
Provided are an electric valve (1), a thermal management assembly (400), and an air conditioning system. The electric valve (1) includes a valve body (40), a circuit board (60), and a sensor (70). The valve body (40) has a passage (41), ...
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JP7271448B2 |
A liquid coolant injector for injecting a liquid coolant into a cylinder of a split cycle engine, wherein the liquid coolant has been condensed into a liquid phase via a refrigeration process, the injector comprising, a thermally insulat...
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JP2023517653A |
A valve for a vacuum device comprising a first housing element and a second housing element coupled with the first housing element, wherein the outer chamber comprises the first housing element and the second housing element 14 ) and The...
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JP7260920B2 |
To provide a valve gear for allowing the maintenance of a valve without disassembling the device, and a pressure reduction valve using the same.A valve gear 34 includes: a valve element 32 for opening/closing a space between an inflow pa...
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JP7260918B2 |
To provide a valve device capable of preventing accumulation of a scale, and a decompression using the valve device.A valve device 34 comprises a ball-shaped valve body 32 that opens and closes between an inflow path and an outflow path ...
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JP7261031B2 |
To provide a temperature responsive valve having cleaning means capable of surely removing foreign matter on a downstream side of a valve port (valve hole).A cleaning rod 5 is operated to scrape off foreign matter adhering to the inside ...
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JP7257396B2 |
A fluid dispensing device has a spool valve in a dispenser housing with a spool in a spool housing and a spool wall around the spool housing with entrance and an exit openings defined therethrough; an entrance channel in the dispenser ho...
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JP7254745B2 |
To determine whether fluid leakage is internal leakage or external leakage.In internal leakage determination processing, when pressure is not detected by a pressure sensor 63 and a flow rate is not detected by a discharge-side flow rate ...
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JP2023514523A |
A valve (1) for a fluid reservoir, comprising an inner part located inside the reservoir (3), the inner part comprising at least part of a sensor (34, 35) for measuring at least one parameter characterizing the fluid. , the valve (1) can...
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JP2023046343A |
To provide a characteristic acquisition device of an electromagnetic valve which can properly acquire a characteristic in consideration of a hysteresis of a solenoid.A characteristic acquisition device for acquiring operation characteris...
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JP2023044690A |
To prevent intrusion of foreign matter into a check valve to thereby prevent check leakage caused by foreign matter caught in a valve seat surface, with a result that increase in pipe pressure losses is suppressed even if periodic mainte...
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JP2023042163A |
To enable easy and low-cost confirmation of the cause of leaking-in of water leakage when a water leakage is detected in a turbine.The present invention includes a main steam pipe system A and a reheat steam pipe system B having a first ...
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JP2023041392A |
To provide a valve structure which can remove deposits adhering to a valve while suppressing reduction in a flow rate of gas which flows in a passage.A valve structure 10 comprises: a valve 20 which opens and closes a passage 13 in which...
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JP7245724B2 |
To reduce impact noise or vibration occurring in a case of opening a gate opening part.A vacuum gate valve 100 is configured such that an air circuit is provided on a pressure plate 402 that supports a plurality of cylinders 403 arranged...
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