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Match Document Document Title
6932318 Flow control device  
A flow control device comprises an inlet port through which fluid is supplied, an outlet port through which the fluid is delivered, a valve body which is arranged in a passage between the inlet...
6810667 Bypass valve system of a turbo-charged engine  
The bypass valve system of a turbo-charged engine includes a compressor coupled between an air intake and a cylinder. The system also includes a bypass valve coupled in a bypass passage between an...
6786231 Fluid flow regulator with restrictor pin  
A fluid flow regulator having a chamber comprising a port opening and a tapered pin disposed within the opening, for controllably restricting the cross-sectional flow area through the port. The...
6752378 Valve assembly with integral seat  
A valve seat apparatus comprised of a plastic material of sufficient mechanical rigidity for stable attachment to a stem assembly and acts as a carrier to transmit an actuating force within a valve...
6595231 Device and method for regulating the pressure of a gas stream  
Disclosed is a device for regulating the pressure and/or flow of a gas stream, which device comprises a housing (9, 109) which is provided with a pressure-regulating chamber (4, 104), at least part...
6431209 Multi-pressure ball-poppet control valve  
A high-pressure primary fluid control valve and a multi-pressure selector fluid control valve are disclosed for operating a fluid-actuated device. Preferably a spherical ball-poppet and...
6427967 Valve, unit, assembly and system  
The invention relates to a valve incorporating a flexible diaphragm, and improves upon known diaphragm valves to permit the use of a diaphragm-controlled valve in systems for which such valves were...
6386509 Back pressure control valve  
A back pressure control valve which accurately controls pressure of fluid on a primary side but is not affected by pressure variations on a secondary side. The back pressure control valve 10 has a...
6250600 Bellows-type pressure responsive valve  
A bellows-type pressure responsive valve comprising bellows 66 of a closed structure as a pressure sensing element adapted to vary an opening amount of the valve by transmitting expansions and...
6217292 Variable displacement type refrigerant compressor  
A variable displacement type refrigerant compressor including a compressor housing having internally a compressing mechanism for compressing a refrigerant, a displacement varying mechanism for...
6062534 Double acting rotary valve actuator  
A rotary valve actuator with movable actuator linkage maintained in a constant "pull-pull" tension, includes a sliding canister, rotatable lever, and a return spring substantially aligned in-line...
5979864 Double convoluted pliable pressure conversion unit  
A rotary valve actuator with movable actuator linkage maintained in a constant "pull-pull" tension, includes a sliding canister, rotatable lever, and a return spring substantially aligned in-line...
5676343 High pressure water regulating valve  
A high pressure water regulating valve is provided having a sealing means capable of withstanding greater interior pressure than previous designs. The valve comprises a base having a passage...
5454399 Application and release magnet valve  
An application and release magnet valve including an electropneumatic pilot valve portion for controlling a main air valve portion for supplying, maintaining, and releasing air pressure in the...
5447286 High flow valve  
An inflation control system including a high flow valve is controlled by pilot air selectively delivered by a piezo vent valve. The high flow valve includes a pilot input, an outlet and a main air...
5390697 Combination valve  
A combination valve has a pneumatically actuated shut-off valve integrated in a valve housing and operative for blocking and releasing a flow between a valve inlet and a valve outlet. The shut-off...
5346174 Spring-biased valve assembly for a gear pump  
A gear pump includes a valve member adapted to engage a valve seat and close a control port and urged to an open position by a coil spring. In order to reduce cocking of the valve member relative...
5238219 Thermostatic expansion valve  
This thermostatic expansion valve (12) includes inlet and outlet fittings (22 and 24) connected to a valve body (30) having a diaphragm assembly (40) at one end. A replaceable cartridge (50) is...
5147530 Well water removal and treatment system  
The well water removal and treatment system of the present invention includes a pumping and well water withdrawl loop consisting of an above ground pump, a pressurized water drive line from the...
5121899 Fuel control valve construction  
A fuel control valve construction having a flexible diaphragm defining two chambers that are disposed on opposite sides of the diaphragm that carries a main valve member that is urged in a...
4971004 Deceleration enrichener system  
In an internal combustion engine having a fuel/air delivery system such as a carburetor (12) supplying a fuel/air mixture for combustion by the engine, a deceleration enrichener system includes a...
4945851 Submersible inflatable craft  
A water craft including an inflatable buoyancy chamber, by inflation and deflation of the buoyancy chamber the buoyancy of the craft, floating or submerged, can be regulated. The water craft...
4877218 Drain valve device  
A drain valve device mounted on the bottom of a pressure tank for the purpose of disposing of unwanted, accumulated waste liquids in the tank. The valve portion of the device is of a type...
4858937 Pressure controller for a buffer fluid seal  
The sealing apparatus is designed to automatically maintain the pressure of a buffer fluid above that of the sealed fluid. The apparatus consists of a cylinder (1) which has a movable piston (4, 5)...
4752445 Bi-directional sealing method to control fluid flow between an air inlet and a pressure chamber  
A method for controlling air flow from an inlet to a chamber and from the chamber through the inlet to atmosphere wherein an ethylene oxide gas sterilization process is practiced in the chamber,...
4694848 Flow control valve  
A direct acting flow control valve operative by an actuator responsive to fluid pressure from an external source. The actuator includes a pair of spaced apart pistons and associated rolling...
4683992 Vehicle suspension damper with remote control  
A vehicle suspension damper with remote control includes a fluid controller operatively connected to the damper. The piston assembly of the damper includes a valve driven by a fluid motor receiving...
4544328 Sold-out device for syrup pump  
A control device associated with a pneumatically-driven demand pump comprising a valve system which shuts off the gas which drives the pneumatic pump in response to a pressure-sensitive diaphragm...
4527580 Volume control device  
A volume control device for a sealed reservoir for storing oil under pressure and which supplies oil to a power circuit. The volume control device has an expansible bellows assembly which contracts...
4507059 Variable delivery compressor  
A variable delivery compressor having therein a plurality of compression chambers is adapted for compressing a refrigerant gas of a cooling circuit. The compressor has a first delivery chamber...
4504214 Control valve for a burner with shutoff characteristics  
A control valve for a resonant burner having a burner space for receiving active substance through a conduit with an atomizing nozzle discharging into the space is disclosed. When the valve is shut...
4486001 Air actuated fluid control valve with fluid supported diaphragm  
An air actuated adhesive application control valve using a resilient diaphragm to control reciprocation of the valve stem. Unsupported portions of the diaphragm are supported by a layer of the...
4483508 Gradient power valve assembly  
A power valve assembly has a pressure responsive diaphragm acting generally in opposition to spring means for controlling the position of a related contoured valving member; when engine manifold...
4469124 Gas shut-off valve  
A shut-off valve includes a valve stem or actuating member operatively connected to a pressure-responsive apparatus. The pressure-responsive apparatus is acted upon by fluid in a pressure chamber...
4357748 Fluid flow sensing switch device method of making the same  
A fluid flow sensing switch device having a housing provided with a fluid flow passage therethrough defined by an inlet and an outlet separated by a valve seat controlled by a movable valve member...
4356625 Fluid flow sensing switch device--method of making  
A fluid flow sensing device having a housing provided with a fluid flow passage therethrough defined by an inlet and outlet separated by a valve seat controlled by a movable valve member that is...
4310141 Vacuum operated valve mechanism  
A vacuum operated valve mechanism for controlling transmission of fluid to servo means for emission control for an internal combustion engine or reducing emissions from the engine, including a...
4257228 By-pass valve  
A by-pass valve (1) for use in the exhaust system of an internal combustion engine has an improvement comprising control means (69) responsive to engine vacuum for exposing a chamber (27) to engine...
4217969 Position feedback valve assembly and servo motor incorporating same  
A vehicle road speed control system is provided with a position feedback valve sensing position of the system servomotor power wall to modify the vacuum signal acting on the servomotor. One...
4177970 Valve assembly for use in an air distribution system  
A valve assembly is disclosed for use in an air distribution system which includes a plenum chamber (2a, b) having an inlet opening (4) and an outlet (5). Conduit means are provided for admitting...
4135697 Low pressure pilot valve  
A pressure regulator valve including a poppet type valve carried by a plate, which in turn is biased by a diaphragm of considerable area. The diaphragm plate is adjustably spaced closely to the...
4087986 Control valve  
A valve for regulating flow of fluid in a refrigerating system. The valve includes a valve chamber with an inlet, an outlet and a sensing bore communicating therewith and there is a valve element...
4015776 Thermostatic expansion valve  
The thermostatic expansion valve has a valve controlling flow from the inlet to the outlet and is biased to seated position by the compressed spring adustably mounted in the outlet. The valve is...
3921664 Vacuum powered ball valve fuel control  
The invention provides a vacuum powered motor device which can be inserted in the fuel line of a motor vehicle between the fuel pump and the carburetor. The device comprises a valve having an inlet...
3918470 Relief and unloading valve  
This invention relates to the art of relief and unloading valves which are connected to a hydraulic circuit to relieve excess pressure and more particularly a valve which has a deformable bladder...
3882900 Pressure sensing and responding device  
A device is disclosed which includes in combination a pressure sensing valve and a linking mechanism responsive thereto. The pressure sensing valve includes a housing adapted at one end for...
3815867 PRESSURE REGULATOR  
A pressure regulator is disclosed as comprising a valve body having a first hamber, a second chamber, an open-ended bore disposed between said first and second chambers, and a third chamber...
3767160 NULL-BALANCE REGULATOR VALVE  
A null-balance valve for regulating fluid flow having a valve body with a fluid passageway therethrough, a closure member in the body movable between an opened position and a closed position, a...
3762430 DIFFERENTIAL PRESSURE REGULATOR  
An improved differential pressure regulator having two continuous, hole-free diaphragms provided with a solid plug which is located between the diaphragms and is capable of moving with the movement...
3749125 SOLENOID-ACTUATED PNEUMATIC ACTUATOR FOR ANTI-SKID VEHICLE BRAKING SYSTEMS  
This invention relates to an electropneumatic control device arranged to be connected in a pneumatic brake control system responsive to electrical signals from a wheel acceleration sensor. The...
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