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WO/1996/035067A1 |
A valve device comprising a first fluid port (101), a second fluid port (121), a valve seat (119) defining an aperture through which fluid may flow from said first port to said second port, a valve member (107), moveable relative to said...
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WO/1996/035066A1 |
A valve, preferably a vacuum valve, has a closure member (5), a valve plunger (6) and an electromagnetic drive (7, 9) with a coil (9) and an armature (7) secured to the valve plunger (6). In order to influence the displacement of the val...
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WO/1996/032603A1 |
A valve comprising a body adapted to be associated with an opening in the wall of a fluid reservoir or flowline, to provide a flow path, from an inlet (111) at the opening, to an outlet (114), a valve seat (117) located across the flow p...
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WO/1996/030685A1 |
A solenoid valve for use in controlling oil pressure, wherein a clip plate (11) is provided so as to be located on an intake port (5) side, wherein a circular support portion (12) and three locking claws (13) extending toward the center ...
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WO/1996/000355A1 |
The invention relates to a sealing means, articles incorporating the sealing means and apparatus in which said sealing means are used to advantage. The sealing means incorporates at least a first sealing element having at least an outer ...
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WO/1995/022028A1 |
A plumbing fixture (10) for carrying drinking water comprised of metal, particularly of copper and its alloys with portions of zinc and lead, which is provided with a lining or coating of tin (18) disposed on at least the interior surfac...
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WO/1995/015189A1 |
A trocar (10) is adapted to provide a working channel (30) across a body wall (12) to accommodate a surgical instrument (41) having a sharp or puncture prone configuration. The trocar (10) includes a cannula (16) and a housing (25) which...
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WO/1995/011396A2 |
A valve assembly comprising a main valve body having an inlet flow passage and at least one outlet flow passage and a flow chamber extending between the same. The main valve body has a valve seat surrounding the inlet flow passage. The v...
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WO/1995/006834A1 |
An automatic constant pressure lift valve device for maintaining a downstream side fluid pressure at a predetermined value by adjusting in a one-touch fashion a set of predetermined external pressure applying means mounted on a pilot val...
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WO/1995/002778A1 |
In a preferred embodiment, in a fluid flow valve (10) having a body (12) and having a movable member (82) with lower face, the movable member (82) being movable between a position spaced from a sealing position in the body (12) when the ...
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WO/1994/010488A1 |
An electromechanical vacuum valve includes an orifice plate sealed in an internal conduit between the ports of the valve. The orifice plate has an orifice that is smaller in diameter than the ports. A relatively small diameter seal plate...
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WO/1994/001750A1 |
An apparatus (A) can withdraw a sample from a vessel or conduit or provide a sample to this vessel or conduit. This apparatus includes a main body (10) with an inlet passage (12) and drain passage (14) both inclined relative to the body....
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WO/1993/018325A1 |
A mixing valve for a faucet has a ball valve (16) mounted for pivotable motion about a longitudinal axis (76) and a second perpendicular axis (86) that is fixed with respect to the pin (84) that extends through the spherical section (42)...
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WO/1993/001437A1 |
In a sealing element for use in particular in high vacuum technology, a moveable closure unit (4) is closed tightly against a fixed outer flange (1) whose sealing surface (2) is preferably conical. The closure unit (4) comprises a hat-sh...
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WO/1993/001434A1 |
The invention relates to a check valve with a casing having a valve seat, a valve closure member co-operating with the valve seat and an upstream dirt trapping filter, especially for sanitary water fittings, the dirt trapping filter bein...
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WO/1992/015809A1 |
The invention concerns a valve, preferably a vacuum valve, with a valve rod (14) and a valve disc (12) mounted on the valve rod. In order to make the valve simpler and less expensive to manufacture, the invention proposes that the valve ...
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WO/1992/015813A1 |
The invention concerns a process for the manufacture of the internal parts of a vacuum valve with a valve disc (12), pleated bellows (16) and a sealing collar (17). In order to reduce the relatively high technical complexity involved in ...
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WO/1992/014965A1 |
A piping system free of stagnation of fluid and intends to provide a piping system to high purity water and chemical liquid pipe lines in which no fluid flow stagnates in piping on the upstream side of a valve part and in a valve even wh...
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WO/1991/011762A1 |
A servovalve apparatus for use in fluid systems which comprises a flexible fluid conduit (60) and a conductive coil (42) which surrounds at least a portion of the conduit adjacent its upstream end. An armature (64) is secured to the flex...
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WO/1991/008412A1 |
A vacuum valve characterized by being constructed in such manner that a first seal member in contact with the space on the low pressure side of the space shut-off by the vacuum valve is composed of inorganic material whereas a second sea...
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WO/1990/015977A1 |
A fluid control valve (10) with leak detection and containment features for use in a fluid handling system incorporating one or more flow controlling devices each including: an actuator (24); a weir valve (22) and associated valve housin...
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WO/1990/008275A1 |
A non-sliding gate valve used in a high vacuum according to this invention consists of a valve casing (1) and a valve body (2) provided displaceably in the valve casing (1) so as to open and close valve openings (11) formed therein, and ...
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WO/1987/002752A1 |
A control stop (12) for a flushing system (10) including a metering flush valve (14) connected to supply liquid to a toilet fixture. The control stop (12) is in series flow relation between a source of pressurized liquid and the metering...
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WO/1982/004301A1 |
Raccordement d'un chapeau de vanne (20, 22) a un corps (18, 36) d'une vanne (10) qui commande l'ecoulement de fluides a temperature elevee de maniere qu'il n'y ait pas de fuite et que l'on puisse demonter l'assemblage sans utiliser des c...
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WO/1982/001407A1 |
Back-flow prevention valve assembly for use with a vacuum pump (40) or the like and employes a valve element (50) movable between positions opening or closing a passageway through the assembly. In the event of pump failure a control valv...
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WO/1982/001052A1 |
An anti-static device for ball valves or other rotary or "quarter-term" type valves. A hole (24) is bored in the stem (15) and a contact assembly incorporating a pair of spring-steel arms (26) is secured in the hole (24) by a tube (29) w...
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WO/1981/002335A1 |
A fluid device driven solely by input fluid to reciprocate a driven member in the device. The device is readily attached to a normal or special fluid supply system. The device can produce a pulsating fluid output that may be used for cle...
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JP7465514B1 |
【課題】シール動作時の弁板の押し付け力の
強弱を付与することが可能なゲートバルブを
提供する。【解決手段】本発明に係るゲート
バルブ１（１Ａ）は、弁箱２の両側面に...
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JP7462315B2 |
To provide a vacuum breaking valve capable of easily securing adhesivity to a valve seat while allowing easy replacement of a seal member.A vacuum breaking valve includes a negative pressure side port part 11 communicating at one end wit...
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JP2024046023A |
An object of the present invention is to effectively realize foreign matter countermeasures in a control valve for a variable capacity compressor. In one aspect of the control valve, the driving force of the solenoid acts in the closing ...
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JP7458341B2 |
To provide a steam valve and the like capable of effectively preventing vibration and noise.A steam valve according to an embodiment includes a valve casing, a valve seat, a valve element, and a strainer. In the valve casing, steam flows...
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JP2024033169A |
The present invention provides a gate valve, a substrate processing apparatus, and a substrate processing method that can improve the airtightness and cleanliness of a vacuum processing chamber and a vacuum preliminary chamber. [Solution...
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JP7445655B2 |
The invention relates to a lock device (68; 68a; 68b), in particular a vacuum lock device, having at least one lock chamber (10; 10a; 10b), which, in particular, can be closed vacuum-tight, comprising at least one movably mounted lock ac...
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JP7442294B2 |
The present invention aims to provide a vacuum gate valve which is able to, even when a whole stem is bent, close a valve body to be almost parallel to a valve seat sealing surface, minimize the operation width of the valve body by makin...
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JP7437980B2 |
In order to accurately judge whether or not there is a seat leakage in the first valve and the second valve in a short period of time, a fluid control apparatus comprises a fluid resistor arranged in a flow channel, a first valve arrange...
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JP7437453B2 |
A system and method include measuring input electric current that is input into an electrically controlled valve to change a position of the valve. Output electric current that is output from the valve in response to the input electric c...
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JP7433448B2 |
A valve having a valve housing and a blocking element, wherein the valve housing has a hollow space for receiving the blocking element, an inlet opening for allowing a fluid to flow into the hollow space and an outlet opening for allowin...
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JP7431650B2 |
To provide a steam turbine valve driving device that can restrain hydraulic oil from leaking from a cylinder, and can improve reliability.A steam turbine valve driving device according to an embodiment comprises a piston rod, a cylinder,...
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JP7431604B2 |
To achieve improvement in work efficiency of calibration work and improvement in calibration accuracy, by performing control so that the time taken to increase the sweep of an applied current becomes substantially constant, upon the cali...
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JP2024506411A |
A vacuum valve (1) for closed-loop control of volumetric or mass flow and/or for closing and opening a valve opening (2), the vacuum valve (1) comprising a valve seat and a valve. A closure body (4) and a drive unit (7) coupled to the va...
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JP2024019640A |
[Problem] To provide a check valve. The check valve is interposed between an upper housing defining an inlet portion, a lower housing defining an outlet portion, and the upper housing and the lower housing. and a cavity defined by. A che...
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JP2024018621A |
[Problem] To appropriately set a threshold value in valve diagnosis. [Solution] A diagnostic support device stores the type and specifications of a valve with a proven operating record, information on the fluid handled by the valve with ...
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JP2024505684A |
A valve (1), wherein a valve disc (5) is arranged in a valve housing interior (6) of a valve housing (2) and is fixed to a shaft (7), the valve disc (5) Together with the shaft (7), it is reciprocatable between a closed position and an i...
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JP2024014564A |
The present invention provides a control device, a substrate processing system, and a control method for a vacuum valve device that reduce the occurrence of operational abnormalities during the open operation of the vacuum valve device. ...
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JP7426495B2 |
A diagnosis apparatus for a valve system including a control valve, a servo valve for driving the control valve, and at least one servo module for providing a control signal based on an opening degree command value for the control valve ...
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JP2024504498A |
The valve plate for the closing device, which closes the opening (2) provided in the wall (3) in a vacuum-tight manner, has a sealing ring (8) on the front side that seals against the wall (3), and the valve plate of the closing device I...
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JP2024504497A |
A closing device for vacuum-tightly closing an opening (2) provided in a wall (3) has a valve plate (1) for opening and closing the opening (2), which valve plate (1) is connected to a valve rod (4). ) via a coupling device. The coupling...
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JP7424447B2 |
To provide a controller capable of improving pressure regulation response in a valve system including a plurality of vacuum valves.A valve system controller includes a pressure regulating controller 121 for outputting the same pressure r...
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JP7419976B2 |
To allow a decrease in conductance for exhaust to be restrained while recoil particles are trapped.A vacuum valve adjusts an opening area of an exhaust flow passage, and comprises: a valve element for adjusting the opening area of the ex...
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JP7411242B2 |
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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