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WO/2005/038320A2 |
Apparatus and method for fail-safe high-speed-pneumatic valve is disclosed. Fail-safe dependability is provided by a spring-loaded normally-closed pneumatic actuator. When the spring-loaded actuator is pressurized, the normally closed me...
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WO/2005/036039A1 |
Diaphragm position sensing and movement sensing for diaphragm valves is realized with one or more sensors (50) that are directly disposed with the diaphragm (20) or directly sense the diaphragm itself rather than an associated part of a ...
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WO/2005/035431A2 |
The present invention provides a faucet for tapping a liquid, stored under pressure of a gas in a container that has less moving parts subject to wear or breakage, and has a housing made of multiple parts which can be disassembled so the...
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WO/2005/036035A2 |
A flow control valve includes an inlet and an outlet through which fluid enters and exits the valve. A valve plunger has a guide spring attached thereto, such that the guide spring is situated between the plunger and a valve orifice. The...
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WO/2005/033564A1 |
A chemical liquid valve (1A) with stable sealing performance allowing a diaphragm (7) connected to a piston rod (10A) to come into contact with or apart from a valve seat (5) installed between an input port (3) and an output port (4). A ...
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WO/2005/033563A1 |
The invention relates to a pneumatic low-pressure valve comprising a valve body (1) and outlets (2) for pneumatic structures (6). Said outlets (2) comprise sealing rings (3) and are closed by means of flaps (4). A pneumatic actuator (5) ...
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WO/2005/031198A1 |
A control valve (100) includes an elastomeric flow tube (126), a plunger (124) having first and second ends, and a pinch member (502) connected to the first end of the plunger (124). The pinch member (502) is situated adjacent the flow t...
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WO/2005/022018A1 |
[PROBLEMS] A receiving opening of a joint for working fluid, the receiving opening having high breaking strength and excellent corrosion resistance, and a valve having the receiving opening are provided. [MEANS FOR SOLVING PROBLEMS] A fe...
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WO/2005/021968A2 |
A valve for controlling flow of a primary fluid in a primary flow channel comprises a valve fluid channel, and a membrane of a porous dielectric material located in the channel so as to divide the channel into an inlet part and an outlet...
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WO/2005/015066A1 |
Disclosed is a fluid control valve, particularly a hot water valve, comprising two valve elements, i.e. a valve seat (6) and a closing element (7) that cooperates with the valve seat (6) in a specific contact region, and an actuating dev...
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WO/2005/003605A2 |
Diaphragm valves (200) for use in an atomic layer deposition (ALD) system are disclosed. In one embodiment, a heating body (290) forms a thermally conductive pathway between the diaphragm (220) and the valve body (210) to help maintain a...
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WO/2004/106800A1 |
A multi-diaphragm flow control valve includes a valve body (V) separable into two parts. Each part includes an interior chamber (16) having a closed end (P1, P2) which separates the chambers (16, 16A) when the parts are joined and an ope...
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WO/2004/094294A2 |
A water dispenser valve assembly with a tube connected to a water supply providing a passageway for the fluid. The water dispenser assembly has a spring assembly including a pivot member operably connected to a leaf spring. A pinch membe...
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WO/2004/092622A2 |
A thermally and chemically inert valve seat (20) is provided. The valve seat (20) includes a sharp edge (55) located on the periphery of the valve seat body, wherein the edge (55) digs into a surface within the valve body (25) to secure ...
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WO/2004/083694A1 |
A diaphragm (1) for a diaphragm valve includes a peripheral zone (2) which in use is compressed between a flange provided on a valve body and a flange provided on an operating mechanism. The diaphragm (1) includes a relatively flexible i...
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WO/2004/081427A2 |
A sanitary diaphragm valve is provided that includes a generally dome shaped diaphragm (E) having a central boss (12) that can be connected to or driven by a valve actuator (C). The diaphragm (E) includes an outer peripheral edge (14) an...
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WO/2004/081428A2 |
An adjustable mechanism (60) for a valve or actuator is provided. The adjustable mechanism cooperates with one or more pistons (42), which in turn cooperates with a valve element (30) to limit the axial displacement of the valve element ...
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WO/2004/079243A1 |
A flow control valve wherein flow control is effected by determining the stop position of a piston in an open state by abutment, such flow control being effected by remote control and accurately. In a closed state, the urging forces of r...
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WO/2004/076897A1 |
A bladder valve (10) is disclosed which comprises a valve body (12) having an inlet (16), an outlet (14) and a flow passage (17) connecting the inlet (16) and the outlet (14). The bladder valve (10) also includes a valve seat (45) surrou...
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WO/2004/074722A1 |
A diaphragm valve for a vacuum evacuation system applicable to a semiconductor manufacturing system. Corrosion of members due to deposition/adhesion of products produced by thermolysis of gas, clogging due to products, and seat leakage a...
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WO/2004/072519A1 |
A valve in accordance with the reduction in diameter of piping in a vacuum discharge system, the reduction realizing downsizing of apparatuses for a vacuum discharge system and resultant reduced costs and shortened time for vacuum discha...
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WO/2004/069369A2 |
A portable point-of-use water softener (101). Settings of a valve (119) put the water softener into three different modes: an “off” mode that excludes water from the water softener, a water softening mode, and a regeneration mode. In...
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WO/2004/070322A2 |
The present invention provides an apparatus and method for controlling the flow of fluids through a conveyance (20) with a hydraulic valve including a flexible portion (10). The flexible portion is positioned in the conveyance so that fl...
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WO/2004/057221A1 |
A valve of cleanable design capable of maintaining unfavourable conditions for microbial activity on the downstream side and/or outlet of the valve, said valve comprising: A smooth and contoured body (5) with an integral upstream connect...
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WO/2004/031630A1 |
A valve for controlling fluid flow comprising a body (100) provided with a fluid passageway having an inlet (10) and an outlet (90), a valve member for inhibiting fluid flow through the passageway, and means for moving the valve member (...
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WO/2004/026104A2 |
Disclosed is an ultrasonic surgical device having a distally/proximally movable fluid management system consisting of single lumen or multiple lumens.. The invention provides for the delivery of irrigation fluid or the removal of fluid, ...
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WO/2004/025156A1 |
This invention relates to control valves for controlling of fluid flow, where the flow-controlling element in the valve body is of an elastomeric material. The control valve has only one flow-controlling element, which element fulfils al...
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WO/2004/023011A1 |
A fluid controller (1), wherein an upper space (S1) is formed between the upper surface of a piston (10) and the lower surface of the top wall (8a) of an upper casing (8) and a lower space (S2) is formed between the lower surface of the ...
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WO/2004/023047A1 |
The control damper relates to a control valve which is primarily intended for controlling air flow, although the valve may also be used to control other flowing media. The valve comprises a sleeve (2) of flexible material, the cross-sect...
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WO/2004/023012A1 |
A controller, comprising a booster means (11) for transmitting, after amplifying, a force acting on a piston (10) to a valve stem (9) having oscillating bodies (25) with outside end parts and inside end parts allowed to abut, from the lo...
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WO/2004/023010A1 |
A check valve (20) is placed in a conduit (16) for pressurized fluids, and comprises a cylindrical external housing (22) having inlet (17) and outlet ends (19), a cylindrical internal spigot (24), and an elastomeric sleeve (26) fitted ov...
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WO/2004/018916A1 |
A pinch valve, comprising a body (10) accepting a pipe body (11), a cylinder body (2) having an upper cylinder part (17) and a lower handle support part (3), a piston stored in the cylinder part, a pressing element (9) fixed to the pisto...
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WO/2004/013523A2 |
A valve is disclosed for dispensing a flowable material from a container. The valve has a first chamber (40) at a first pressure wherein said first chamber (40) defines an outlet (28) in communication with said first chamber (40). A seco...
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WO/2004/013524A1 |
The invention relates to a valve intended in particular for sanitary applications, comprising a body (2) in which there are a first and a second perpendicular duct (7, 8) for the flow of a fluid to be shut off; a closure member (4) acts ...
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WO/2004/005778A1 |
The invention relates to a diaphragm valve (5), which comprises a valve body (1), composed of an inlet sleeve (3) and an outlet sleeve (4), converging to a fluid flow chamber which contains the valve seat (106), formed by the flattened i...
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WO/2004/005568A1 |
Parts for a fluid for use in a piping and a device for controlling a fluid, such as a valve and a joint, wherein a metal member thereof specified in the specification comprises an alloy which has a chemical composition in wt %: C: 0.001 ...
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WO/2003/106870A1 |
A flexible tube wherein a plurality of projections formed on the inner wall of a tube to extend axially of the tube are brought into engagement with recesses defined between these projections by a pressure applied from outside to the tub...
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WO/2003/102451A2 |
A rotary actuator for a valve includes a cam mechanism for transmitting opening force to a movable valve member to move the valve member off a valve seat, against the bias of a closing spring. The cam mechanism does not transmit spring f...
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WO/2003/098082A1 |
An inflatable, flexible device (10) for use as an expandable closure device comprises an inlet part (14) of a substantially tubular configuration, an expandable bag part (12) integrally connected to the inlet part and made from a highly ...
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WO/2003/093709A1 |
The invention relates to an assembly comprising an electromechanical device and a self-sealing valve, and in particular, to any inflatable device(16) that includes the assembly. In one embodiment, the assembly comprises a valve housing d...
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WO/2003/093706A1 |
The invention relates to a device for regulating the drainage of a liquid using a compressed gas. According to the invention, a circular pipe (3) comprising a branch (4) is provided with a smaller pipe (5), which is located centrally and...
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WO2003021139B1 |
A pressure-activated flexible valve (10) for use with a container for dispensing fluid material. The valve (10) has a single sealing surface and comprises an inner component (12) having a sealing portion (22) and an outer component (14) ...
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WO/2003/092136A1 |
A system for introducing a fiber optic conduit (32) into a pressurized pipeline (30).
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WO/2003/091611A1 |
A metal diaphragm valve used for a semiconductor manufacturing device allowing a large amount of flow to pass therein in spite of a compact size by reducing a fluid resistance of a flow passage ranging from a valve chamber to an outflow ...
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WO/2003/089821A1 |
A fluid control valve for use with apparatus for medical use. Commercially available valves which operate by electrical, hydraulic or pneumatic means are often expensive and bulky. They may require excessive power to operate them and can...
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WO2001073327A9 |
A sanitary diaphragm valve (10) is provided that includes a generally dome shaped diaphragm (E) having a central boss that can be connected to or driven by a valve actuator (D). The diaphragm includes an outer peripheral edge and a relat...
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WO/2003/084599A1 |
A valve assembly (44) for controlling the flow of fluid through a tube (52) by pinching the tube (52) to prevent fluid flow. The valve assembly (44) includes a valve (58) that receives the tube (52) in a passage between a plunger (76) an...
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WO/2003/085297A1 |
A control valve (400) includes an elastomeric flow tube and an actuator.(122). A plunger is operatively connected the actuator and is situated adjacent the flow tube. A reference surface is positioned generally opposite the plunger such ...
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WO/2003/081099A1 |
A fully draining valve (20) including an upper valve portion (22) and a lower valve portion (24).
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WO/2003/073953A1 |
The invention relates to a switching device for an irrigation line comprising two flexible supply tubes (4a, 4b), each of said tubes connecting a flask containing an irrigation fluid to a handpiece by means of a peristaltic pump. The inv...
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