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Patent Searching and Data


Matches 701 - 750 out of 6,784

Document Document Title
WO2005038320A3
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...  
WO/2005/059414A1
A valve has valve bodies (1, 2), a tube (3) of an elastic material, extending through the valve bodies, and a roller (23) and a pressing surface (14) that are oppositely arranged with the tube (3) in between. When the roller (23) is caus...  
WO2005040544A9
An internal blow out preventer is provided that includes a ball valve including a tubular assembly having a central passageway with upper and lower seats mounted therein. A ball is rotatably received between the upper and lower seats and...  
WO/2005/056159A2
A device and method for cleaning a filter element. The device including a valve interconnected to a blowpipe. A nozzle is positioned at an end of the blowpipe and to direct a pulse of compressed gas into the filter element. The nozzle in...  
WO2004070322A3
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...  
WO/2005/054727A1
An object is to provide a chemical solution control valve which, in controlling supply of a chemical solution containing particles such as abrasive particles, is capable of dispersing the particles in the chemical solution so as to preve...  
WO/2005/054729A1
A fluid controller, wherein the recessed portion (25) of a body (22) is formed of a large diameter part (25a) near an opening and a small diameter part (25c) continued to the lower part of the large diameter part (25a) through a step par...  
WO/2005/052419A1
A diaphragm valve (1) comprising a valve body (2); a diaphragm (12) which is sealed to the valve body (2) to define a flow passage (9) which extends between an inlet port (7) and an outlet port (8), both defined by the valve body (2); an...  
WO/2005/051477A1
A slide clamp includes a slot formed in a plate though which a fluid tube is mounted. The tube may be moved to a flow section of the slot or to an occluding; section of the slot. Interconnecting the flow and occluding sections is a pinch...  
WO/2005/050074A1
Provided is a valve for precisely controlling fluid flow. The valve includes: a body; a cam installed inside the body; a motor connected to the cam; a diaphragm disposed under the cam inside the body and moving in a vertical direction as...  
WO/2005/043986A1
In apparatus and methods for applying treatment and cleaning fluid to cows teats and the teat cups of milking equipment, post-milking, each teat cup (1) has a nozzle (13) in the head portion (6) of the flexible liner (3) of the teat cup ...  
WO/2005/045288A1
A diaphragm valve (1) where an air-tight space is formed, by a diaphragm valve body (20), in an opening section in the upper surface of a body (10), an urging force of an urging member (33) presses the diaphragm valve body to a valve sea...  
WO/2005/040671A1
A valve for sterile sampling of a liquid sample from a container comprises a valve body (1) with a. valve chamber (2) . The valve is moreover provided with a sample inlet (6) in the valve chamber (2), a first valve seat (7), a first valv...  
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...  
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 ...  
WO2005021968A3
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...  
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...  
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...  
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 ...  
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) ...  
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...  
WO2003102451A3
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...  
WO2005008108A8
An extended stroke poppet valve particularly suited for handling caustic fluids and having features enabling an extended service life for the valve. The valve includes a two part primary diaphragm assembly with a wetted diaphragm made fr...  
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...  
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...  
WO2004026104A3
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, ...  
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...  
WO2004081427A3
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...  
WO2002065003A3
A plurality of embodiments of a flexible, discrete valve seat according to the present invention are provided for use in a high-purity valve. In one embodiment, the valve seat is retained in contact with a sealing surface on the valve bo...  
WO/2005/010363A2
A valve assembly for a pump includes a pump chamber and a pump head having complementary recesses formed therein which cooperate to define a valve compartment including a pocket and an opposed seat. A flexible valve element is disposed b...  
WO/2005/008108A2
An extended stroke poppet valve particularly suited for handling caustic fluids and having features enabling an extended service life for the valve. The valve includes a two part primary diaphragm assembly with a wetted diaphragm made fr...  
WO2004092622A3
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 ...  
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...  
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...  
WO2004069369A3
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 wat...  
WO2004081428A3
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 ...  
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...  
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 ...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
WO2004013523A3
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...  
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...  
WO2003068670A3
A valve (105) controls fluid flow in a microfluidic system (100). The valve (105) has an input port adapted to receive fluid exerting a predetermined level of pressure on the valve (105) and an output port. The valve (105) has a variable...  

Matches 701 - 750 out of 6,784