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Match Document Document Title
9033683 Valve, fluid control device  
In a fluid control device, a check valve includes a first valve housing and a first diaphragm. The first diaphragm defines a first valve chamber and a second valve chamber. An exhaust valve...
8973603 Gas flow regulating device  
A gas flow regulating device including a housing assembly, an inlet tube assembly, and a biasing device. The housing assembly has a main housing, a valve seat body, and a distal plate forming an...
8851065 Dual fuel heating system with pressure sensitive nozzle  
A heating system can include certain pressure sensitive features. These features can be configured to change from a first position to a second position based on a pressure of a fuel flowing into...
8845309 Vibration reducing device for pump cover body of water shut-off diaphragm pump  
The present invention provides a vibration reducing device for pump cover body of water shut-off diaphragm pump comprising a hood cover mount and a pump cover body with a containing pit, which...
8752578 Regulator  
A regulator (108) comprising a first chamber (132), and second chamber (134) and an actuator (130). The second chamber (134) is coupled to the first chamber (132) through an aperture (156). The...
8696336 Miniature pump device with an anti-free flow valve  
A miniature unidirectional valve configured to restrict the free flow of fluid through the valve includes a valve body having an inlet and an outlet. A flexible membrane is movably disposed over...
8695571 Fluid pressure regulation apparatus and fuel supply apparatus  
To provide a fluid pressure regulation apparatus and a fuel supply apparatus which are compact in arrangement and simple in construction, a pressure regulator includes a housing, a pressure...
8678349 Pressure-operated control valve  
A ball valve and a valve shaft are in a valve chamber. The ball valve opens and closes a valve port. A coil spring arranged in a spring chamber pushes the valve shaft against a diaphragm via a...
8550113 Vacuum breaker flow regulator  
A single stage vacuum breaker flow regulator includes a diaphragm retained in an elevated position in between atmosphere and an outlet chamber for a gaseous medium. A valve in communication with...
8517050 Pressure regulating device  
A pressure regulating device that regulates a pressure of a fuel, including a housing that includes a fuel introduction passage into which the fuel to be supplied into a fuel consuming unit is...
8469162 Shock absorber  
A piston with a piston rod coupled thereto is inserted in a cylinder, which sealingly contains oil. An oil flow generated by movement of the piston is controlled by a damping force generation...
8469047 System to control pressure in a test device  
Embodiments of the present invention are directed toward pressure controllers and calibrators for setting or measuring pressures in test devices. In one embodiment, the pressure controller...
8443826 Demand valve for gas mixing  
A demand valve for gas mixing comprises two or more flow control valves that are connected to separate gas supplies. The demand valve includes a common actuation mechanism, such as a diaphragm...
8329354 Ejector and fuel cell system using the same  
An ejector and a fuel cell system using the ejector which can improve a control of an ejection pressure of a fluid. The ejector 50 includes a body 60, a nozzle 80, a needle 70, a diffuser 90 which...
8307846 Pressure control valve  
A pressure control valve is provided with a valve main body (10) having a valve chamber (15) with a valve seat portion (14), a refrigerant inflow port (11) and a refrigerant outflow port (12), and...
8171916 Fuel supply systems  
A fuel supply system includes a fuel pump for supplying fuel in a fuel tank to an engine, a pressure regulator and a three-way valve disposed in a valve chamber. The pressure regulator includes a...
8011363 Exhalation valve for use in a breathing device  
An underwater breathing device, such as a snorkel, may include an exhalation valve. The exhalation valve is configured to produce positive end-expiratory pressure in the airway of a user of the...
7997297 System and method for performing a chemical experiment  
The invention relates to a system for performing parallel chemical experiments. The system comprises an array of parallel flow through reactors each comprising a reaction chamber, a reactor inlet...
7833476 Flamer fuel pressure control  
A flamer may be used to sterilize poultry litter, soil, concrete, etc. The stationary or mobile flamer disclosed comprises a hood to contain the heat, an external frame, and burners. A fuel tank...
7828010 Pressure regulator for a fuel supply unit and method for production of a pressure regulator  
Disclosed is a pressure regulator for a fuel supply unit of a motor vehicle and method for production of a pressure regulator. The pressure regulator comprises a valve for producing a joining of a...
7819276 Valve device for a drinking container and a method for using the valve device  
A method and device for controlling the flow of liquid from drinking containers, wherein a membrane is movably connected to a valve to form a valve, controlled by negative pressure, for liquid...
7699072 Device for regulating the delivery pressure of combustible gases  
A device for regulating the delivery pressure of gases includes a valve unit having at least one valve seat and a respective closure element displaceable along an axis with respect to the valve...
7673650 Sensitive fluid balancing relief valve  
A pressure regulating valve comprising a diaphragm for control of process pressure is provided. The diaphragm has a reference pressure on a first side and a process pressure on a second side. The...
7565914 Control stop and flushing system  
A control stop for a flush valve for a urinal or toilet fixture includes a housing defining a flow chamber divided by a valve seat into inlet and outlet sections. A valve structure is biased...
7537133 Valve device for a drinking container and a method for using the valve device  
A method and device for controlling the flow of liquid from drinking containers, wherein a membrane (12) is movably connected to a valve (50) to form a valve, controlled by negative pressure, for...
7523762 Modulating gas valves and systems  
Modulating gas valves and systems for modulating gas flow to gas-fired appliances are disclosed. An illustrative modulating gas valve can include at least one main valve adapted to regulate the...
7347206 Control group of a second-stage regulator for scuba divers  
A group for controlling a second-stage regulator for scuba divers. The regulator comprises a regulator body with an inlet conduit for connection to a first-stage regulator which supplies a...
7331345 Demand regulator protective bellows  
A self contained breathing apparatus (SCBA) served by a source of breathing gas with a mask and a demand regulator connected to the mask. The regulator has a flexible diaphragmatic member having a...
7131457 Flow-through pressure regulator including a perforated diaphragm-to-seat spring retainer  
A flow-through pressure regulator includes a retainer that secures a diaphragm relative to a seat, and includes a cylindrical portion, an axial end portion and an annular portion. The cylindrical...
7066203 Gas flow control  
Gas flow control is addressed using a controllable approach that facilitates safe operation. According to an example embodiment, a control arrangement for gas flow comprises two main valves...
7063104 Flow-through pressure regulator including a closure member assembly integrated with a housing  
A flow-through pressure regulator includes a divider, a closure member and a housing. The divider separates a first chamber from a second chamber, and includes a passage that provides fluid...
7040344 Pressure regulator including a fixed valve ball and method of assembling the same  
A pressure regulator includes a housing, a divider, and a valve. The housing includes an inlet and an outlet. The divider separates the housing into a first chamber and a second chamber. And the...
7028706 Gas decompression device for fuel cell system  
A decompression valve incorporated in a gas decompression device valve of fuel cell system is divided into a measuring room and a back pressure room by a diaphragm. A valve seat and a valve body...
6945277 Underpressure valve  
The invention concerns an underpressure valve with a multi-part housing and a disc-like closing body which has at least one opening, and with an opening-free section disposed in alignment with the...
6942787 Filter module with pressure regulator  
A filter module for an automotive fuel supply system includes a housing, a filter mounted in the housing, a pressure regulator conduit mounted in the housing, and a pressure regulator. The housing...
6941962 Convertible control device capable of regulating fluid pressure for multiple fluid types and associated method of use  
A pressure control device and associated method of use capable of regulating fluid pressure for multiple fluid types. The pressure control device includes a fluid sensing port, a pressure...
6923204 Diaphragm-operated fluid flow control valve providing a plurality of flow levels  
A fluid flow control valve uses a servo valve to control the pressure in a main diaphragm chamber defined by a main diaphragm. The main diaphragm carries a main valve element that assumes either a...
6901964 Vehicle fuel pulse damper  
A fuel pressure pulse damper includes metallic damper body defining a chamber in which a flexible diaphragm is received in a manner to dampen fuel pressure pulses between a fuel pump and fuel...
6895996 Fuel pressure regulator having offset head and orifice axes  
A fuel pressure regulator including a valve head having a centerline offset from the centerline of a corresponding fuel orifice. The valve head may be offset with respect to the valve seat and...
6886590 Seal assembly for fuel pressure regulator  
A pressure regulation assembly of a fuel supply includes a receptacle, an inlet connectable to the fuel supply and in fluid communication with the receptacle, an outlet in fluid communication with...
6863083 Vacuum demand flow valve  
A valve is disclosed for dispensing a flowable material. The valve has a first chamber (40) at a first pressure wherein said first chamber (40) defines an outlet (28) in communication with said...
6843232 Positive stop diaphragm assembly for fuel pressure regulator  
A fuel pressure regulator for use with an internal combustion engine includes a housing, a valve assembly in the housing, an elastic diaphragm connecting the valve assembly to the housing, a stop...
6834673 Pump module with pressure regulator  
A pump module for mounting in a fuel tank of an automotive fuel supply system includes a housing, a fuel pump mounted in the housing, a pressure regulator conduit mounted in the housing, and a...
6792969 Pressure regulator  
A pressure regulator has a closing member which controls a pressure-medium inlet and on which is supported a valve spring arranged in a spring can. The spring can includes a casing part and of a...
6789569 Pressure relief valve with a spring-loaded membrane closing body  
The pressure relief valve has a spring pressure-loaded diaphragm closing body (13), which in the closed position sealingly engages on a centrally positioned valve seating surface (10) surrounding...
6786227 System and method including a fuel tank isolation valve  
A valve, system, and method for controlling evaporative emissions of a volatile fuel. The system includes a fuel vapor collection canister, an isolation valve, and a fuel tank. The isolation valve...
6782871 Fuel system including a flow-through pressure regulator  
A flow-through pressure regulator includes a retainer that secures a diaphragm relative to a seat, and includes a cylindrical portion, an axial end portion and an annular portion. The cylindrical...
6752170 Fuel pressure regulating valve  
There is disclosed a pressure regulating valve which effectively reduces a noise of a fuel pressure regulating valve without relation to a flow amount of a fuel. In this valve, a flow collision...
6748964 Flow-through pressure regulator self-contained valve assembly  
The present invention provides a flow-through pressure regulator which is self-contained. The flow-through pressure regulator includes a housing having an inlet and an outlet offset along an axis....
6695005 Pressure regulating valve  
A pressure regulating valve for controlling an upstream fluid pressure in relation to a reference pressure by regulating the fluid quantity let through the valve, comprising a housing (1) having...

Matches 1 - 50 out of 393 1 2 3 4 5 6 7 8 >