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JP2022136587A |
To provide a valve for powder with which powder can be easily dispensed, and by ensuring the removal of powder adhering to the surface of a valve body, etc., not only makes cleaning work easier, but also makes powder hard to adhere to th...
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JP7137951B2 |
To provide a pressure control valve in which an exhaust system can be also used for large-diameter piping such as 200A while avoiding complication of a structure, can accurately control slow exhaust and process pressure, can perform high...
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JP2022132826A |
To provide a connection mechanism of a vacuum sealing valve capable of adjusting a connection length and suppressing problems due to rotation or twisting.A connection mechanism of a vacuum sealing valve connects a first shaft member that...
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JP2022132825A |
To provide a vacuum sealing valve capable of air-tightly sealing an opening portion.A vacuum sealing valve is provided, which is equipped with a valve body 75 sealing/releasing the sealing of an opening portion 107 formed on a wall body ...
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JP7134856B2 |
To provide a vent device capable of returning to the atmosphere while preventing damage and blow away of things existing in a vacuum case.A vent device comprises: a vacuum gauge Vg measuring pressure in a vacuum case Lc; a first vent lin...
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JP7128611B2 |
A vacuum valve, having a valve seat including a valve opening (axis (A)), and a first sealing surface around the valve opening and defines a first sealing plane (ES), having a valve disk with a second sealing surface corresponding to the...
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JP7127560B2 |
A valve body has a substantially disk shape and is provided in a gas passage. A shaft supports the valve body so as to be rotatable in the gas passage. A groove portion is provided at an outer edge portion of the valve body on an outer s...
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JP7106062B2 |
A vacuum valve includes a main flow channel (17) that connects a first port (15) and a second port (16); a main valve seat (19) that surrounds the main flow channel; a main valve disc (20) that opens and closes the main flow channel by c...
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JP2022108633A |
To provide a safety valve automatic inspection device and an automatic inspection method capable of measuring correctly, respective actuation pressures in start of blowing, during blowing and blowing stop of a safety valve, shortening a ...
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JP7105801B2 |
The invention relates to a vacuum valve comprising a sensor assembly with at least one force sensor which has a deformation-sensitive element. The sensor assembly is designed such that a measurement signal relating to a compression of th...
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JP7104572B2 |
To provide a temperature responsive valve with cleaning means which comprises a simple configuration and is capable of surely removing a foreign substance at a downstream side of a valve port (valve hole) without leaking a fluid such as ...
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JP7103995B2 |
Provided is a vacuum opening and closing valve capable of suppressing vibration generated when a valve body is operated. The vacuum opening and closing valve (30) is disposed between a vacuum chamber (11) and a vacuum pump (15), and disc...
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JP2022094917A |
To increase a speed reduction ratio and increase pressure resistance without changing the number of poles of a magnet.A power transmission device includes: a pole piece 25 that has a plurality of magnetic materials and rotates by modulat...
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JP2022092743A |
To provide a property determination device that allows a property of an individual fluid pressure driving valve newly assembled to be grasped.A property determination device 7 includes: a reference data acquisition unit 71 for referring ...
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JP2022092799A |
To provide a control valve in which an annular filter covering a port of a sleeve part storing a spool is simply mounted and a good mounted state is maintained after mounted.A control valve includes a spool, a sleeve part 2 storing the s...
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JP7089245B1 |
To obtain a gate valve which opens and closes two openings of a valve box with two valve plates. Two valve plates 4,4 for opening and closing two openings 3,3 of a valve box 2, a support bar 5 for supporting the two valve plates 4,4, and...
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JP2022091425A |
To provide a cap capable of easily being confirmed as to whether it has been removed or not.A cap 2 covers a predetermined portion of a valve device, and comprises a plurality of assembly members 31, 32 that are attached to a valve body ...
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JP2022089422A |
To provide a slip-off prevention structure which has no possibility of fall-off without requiring a different component as a structure that a strainer is arranged in a pipe passing a fluid.A strainer 1 includes a filter part 1A that is i...
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JP2022089444A |
To discharge drainage quickly when a discharge flow quantity of a drain trap is insufficient at the start of the operation.A drain discharge system 1 includes: a supply pipe 2 through which steam is supplied to a steam using device S; a ...
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JP7084150B2 |
A vacuum valve is provided having a valve housing (1) which has a vacuum region (4) in the interior, a closure unit (5) which is arranged in the vacuum region (4) of the valve housing (1) and by which at least one valve opening (2, 3) is...
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JP2022087187A |
To provide an electronic expansion valve.An electronic expansion valve (100) includes a valve body (10), a spindle assembly (20), a screw assembly (30), a rotor assembly (50), a stator assembly, and a sleeve (40), and is characterized in...
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JP2022084409A |
To provide a vacuum valve capable of highly precisely estimating a measurement delay quantity and properly implementing pressure adjustment control.A vacuum valve 1 includes a valve body 10 interposed between a vacuum pump 4 and vacuum c...
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JP2022526222A |
The solenoid valve 300 is coupled to the solenoid enclosure with a solenoid enclosure 302 having a conduit opening 304 configured to allow wire 116 to pass through, a solenoid coil 312 at least partially located within the solenoid enclo...
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JP7073143B2 |
A vacuum valve system having a valve seat and a valve closure for closing the valve opening. At least two sealing faces are provided, a first sealing face is the valve seat around the valve opening, and a second sealing face is the valve...
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JP2022074857A |
To provide a flow path switching mechanism enabling simple switching operation, and capable of suppressing intrusion of foreign matter.A flow path switching mechanism 10 has an operating member 11 comprising a valve body 11a, and a housi...
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JP7069140B2 |
A closure device (1) for an opening (2) in a chamber wall (3) is provided, wherein the closure device (1) has at least one closure element (4) and at least one closure element carrier body (5) and at least one yoke (6). The closure eleme...
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JP2022071328A |
To provide a check valve with capture means which can be easily maintained and further, surely brought into a full closed state in a simple configuration.A valve 1 comprises a strainer function, a check valve function, a strainer cleanin...
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JP2022070328A |
To provide an exhaust gas recirculation valve which can suppress the adhesion of foreign matters included in atmospheric air which flows in from an atmospheric hole to a slide face of a bearing or a valve shaft.An exhaust gas recirculati...
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JP7057736B2 |
To provide a check valve for avoiding the flow of fluid from being blocked when clogging occurs in filtering means such as a strainer.When vapor or drain flows into a valve chest 5 of a check valve 10 along a forward direction 91, the va...
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JP2022061937A |
To provide a pressure adjustment vacuum valve capable of reducing vibration due to driving of a valve body.A pressure adjustment vacuum valve comprises: a valve body; a drive unit 71 that drives the valve body to open and close; a contro...
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JP7056403B2 |
The present disclosure provides a valve diagnosis apparatus capable of being combined with an existing valve and of automatically diagnosing corrosion, a valve apparatus using this valve diagnosis apparatus, and a valve diagnosis method....
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JP7051101B2 |
[Problem] To provide a channel switching valve that makes it possible to enhance air circulation performance and effectively reduce the size in the height direction. [Solution] With this channel switching valve 1, a sensor support sectio...
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JP2022057491A |
To provide an electromagnetic valve capable of preventing ingress of impurities (contamination) which hinder movement of a plunger.An electromagnetic valve 1 includes: a solenoid 2 having a bobbin 21, a plunger 22, a yoke 26, and a coil ...
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JP2022520606A |
The present invention relates to a vacuum valve (10) for substantially airtightly closing an opening defining an opening shaft. The empty valve is a valve wall having a closing element (14) having a closing side surface, a coupling unit ...
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JP7045222B2 |
To improve workability of a valve element and simultaneously to prevent degradation of sealability by prevent accumulation of foreign matters in a body in a fluid control valve.A valve portion 58 of a valve element 14 is rotatably housed...
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JP7044246B2 |
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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JP7044046B2 |
To provide a valve device capable of suppressing deterioration of driving accuracy for a valve body.A valve has a first restriction convex part and a second restriction convex part as restricted parts formed in a valve body. A partition ...
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JP7037955B2 |
To improve the sealability between a valve body and a valve shaft in a pressure reduction valve, and downsize the valve body.A valve body 62 is externally fitted on an outer peripheral side of a valve rod 74 constituting a pressure reduc...
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JP7036756B2 |
A vacuum pressure proportional control valve placed on a pipe connecting between a reaction vessel and a vacuum pump to control the vacuum pressure in the reaction vessel includes a cylinder provided with a piston chamber, a piston house...
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JP7035586B2 |
A housing unit includes a cylindrical passage member, through which cooling water flows. A valve unit includes a valve main body rotatable around its axis and a valve opened portion formed in an outer peripheral surface of the valve main...
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JP2022036430A |
To support setting of a threshold for diagnosis of a valve.A valve deterioration diagnosis support device 1 comprises: a learning machine 10 in which machine learning to estimate a threshold of online diagnostic data for valve specificat...
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JP7021145B2 |
To provide a vacuum valve capable of adjusting conductance of the vacuum valve by adjusting maximum valve opening of a valve body and capable of equalizing required time for reducing pressure down to predetermined vacuum pressure in a pl...
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JP7021085B2 |
A valve with a valve housing having a first connection along a first axis, a second connection along a second axis and a valve seat which surrounds the first connection arranged in the flow path of a flow chamber. A valve part is displac...
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JP7021209B2 |
A valve system having a vacuum valve and a regulating unit is disclosed. The vacuum valve has a valve seat including a valve opening, a first seal surface, and a valve closure for closing the valve opening using a second seal surface. A ...
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JP7018813B2 |
To provide a ball valve for preventing outflow of fluid toward a downstream side at the time of valve closing caused by inferior state of a valve seat or the like and for facilitating detection of inferior state of the valve seat or the ...
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JP2022022137A |
To provide a valve heat insulation structure that can insulate between a fluid passing through a flow channel and a valve drive part and prevent dew condensation at the valve drive part when the valve drive part has a low temperature, an...
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JP7015258B2 |
To monitor a secular change in a preset torque value of a drive part of an electrically-driven valve drive device.A worm wheel 9 is rotated by a cylindrical worm 8 which is fitted to a worm shaft 3 to be rotated by a motor 4, in a non-ro...
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JP7013152B2 |
To provide a butterfly valve with a simple configuration which can reduce abrasion and damage of a valve seat without the usage of lubricating oil, and a vacuum pressure control apparatus.A rotating shaft (10) is installed in a valve hol...
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JP7010771B2 |
To provide an excess flow prevention valve which enables operation inspection of the excess flow prevention valve to be carried out in a short time without needing waste water treatment of a plant regardless of the time, and to provide a...
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JP7008691B2 |
Venturi devices are disclosed herein that include a body defining a Venturi gap between an outlet end of a converging motive section and an inlet end of a diverging discharge section, having a suction port in fluid communication with the...
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