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Match Document Document Title
9027590 Ventilation arrangement for a fuel tank  
A ventilation arrangement for the head space of the fuel tank of a vehicle comprises a switchable main valve intended for adjusting an arbitrary pressure in the head space of the tank. By way of...
8993181 Valve for fuel cell, and fuel cell vehicle  
A valve-closing pressure chamber and a valve-opening pressure chamber are arranged on both sides of a main diaphragm inside an outlet shutoff valve. An upper supply/discharge tube and a lower...
8967193 Device for ventilating and aerating a fuel tank  
A device for ventilating and aerating a fuel tank includes a tank shut-off valve and two tank pressure control valves. One of the tank pressure control valves opens in response to an overpressure...
8789557 Ventilation arrangement for a fuel tank  
A ventilation arrangement for the head space of the fuel tank of a vehicle consists of a valve assembly received in a housing (30), which assembly is arranged to produce a maximum pressure, which...
8776822 Inflow protection device for air relief valves on water-carrying pipelines  
An inflow protection device for preventing liquids and other contaminants from entering a water-carrying pipeline through an air valve connected to the pipeline. The inflow protection device...
8757198 Spring retaining sleeve  
A spring retaining sleeve includes a cylinder press-fit connection surface which has a press-fit diameter and a press-fit length. To enable cost-effective production of a stable press-fit...
8672364 Quick disconnect device for connecting a sprayer tank to a portable pump assembly  
A quick disconnect device for connecting a sprayer tank to a portable pump assembly has a tubular body with an internal passageway for conveying gas between the sprayer tank and the portable pump...
8607825 Non-return valve  
A non-return valve includes a valve housing having at least one inlet, at least one outlet, a first valve seat and a second valve seat; and an at least partially flexible sealing member forceable...
8602053 Valve assembly for a differential pressure sensor with automatic zero point calibration and flushing  
A valve assembly (1) included in a system for measuring differential pressures in a fluid system and where the valve assembly (1) includes a valve body (7) with an inlet (13) and an outlet (14)...
8602054 Valve assembly for a differential pressure sensor with safety valve  
A valve assembly (1) for measuring differential pressures in a fluid system where the valve assembly includes a differential pressure sensor (12) for registration of differential pressures, a...
8561638 Check valve  
A check valve includes a main-casing, a sub-casing, a positive-pressure valve and a negative-pressure valve. The positive-pressure valve has through holes and a negative-pressure valve seat. The...
8561637 Vent valve  
A valve includes a housing configured to interengage with a container, a first and second poppets axially movable between open and closed positions, a first seal between the first poppet and the...
8528591 Micro valve, method for producing a micro valve, as well as micro pump  
A micro valve includes a first valve chamber and a second valve chamber as well as a closing element, which is adjustable between an opening position, in which the valve chambers are connected to...
8490720 Self aligning mud saver valve seat  
A mud saver valve is constructed so that the valve seats self align preventing the loss of fluid when the valve is in the closed position. One or both seats can skew their longitudinal axes to get...
8469089 Process and apparatus to improve reliability of pinpoint stimulation operations  
An anchor tool having a housing, a one-way restrictor device in fluid communication with the housing, and a stabilizer affixed to the housing. The one-way restrictor device is configured to allow...
8459286 Pressure retention valve and integrated valve for tank system  
A pressure retention valve with integrated valve is disclosed. The pressure retention valve with integrated valve includes a housing; an outer piston positioned in the housing; a main seal between...
8381758 Safety relief fill valve assembly  
A safety relief fill valve adapted to being an interface for filling and relieving excess pressure from a closed fluid system. An insert shell retains a piston member for movement between fluid...
8375982 Hydraulic circuit and manifold with multifunction valve  
A hydraulic manifold has features adapted to the needs of hybrid vehicle applications. In one embodiment, multifunction valves selectively regulate fluid flow among primary and auxiliary flow...
8337470 Three-way valve for power injection in vascular access devices  
An apparatus for facilitating fluid flow between an internal body structure and a device external to the body comprises a housing having proximal and distal chambers separated from one another by...
8286658 Roll-over valve with shared overfill protection and vacuum relief  
A tank venting system is configured to regulate air and fuel vapor flow between a fuel tank and a fuel vapor recovery canister. A roll-over valve is included in the tank venting system.
8240329 Fluid control valve  
Disclosed is an apparatus for providing in-line, three-state, dual flow metering, high pressure relief, for use in a system utilizing compressible or incompressible media, which includes a...
8225811 Apparatus for the removal of moisture from a compressed air tank  
An apparatus for facilitating the removal of moisture from a compressed air tank has a tank with an interior volume, a tubular member positioned in communication with the tank and having an end...
8191570 Bi-directional flapper valve  
The invention provides a valve assembly comprising a conduit with a bore 1b for passage of fluid therethrough. The valve assembly also comprises a sealing member that is movable within the conduit...
8171953 Tank pressure and vacuum relief device  
Particular embodiments of the present invention include devices and methods for relieving excess pressure or vacuum pressure from a tank interior. An embodiment of a pressure relief device...
8132558 Common rail fuel pump with combined discharge and overpressure relief valves  
A high pressure piston fuel pump having a discharge check valve between the pumping chamber and a pressurized fuel reservoir and a pressure relief valve between the fuel reservoir and a passageway...
8127910 Latching frictional engagement assembly using a check valve  
A frictional engagement assembly for an automotive device, including: at least one frictionally engageable plate; a first piston plate displaceable in a first axial direction to urge the at least...
7997296 Air valve device  
An outdoor lighting device includes a housing, at least one power supply device and at least one arrayed lighting unit. The housing has a surface forming at least one reflection zone and the...
7931452 Suction throttle valve of a compressor  
A compressor has a suction throttle valve, which includes a suction passage, a suction port, a valve body, an urging member, a valve chamber, a first communication hole, a closing valve and a...
RE41861 Decoupled check-relief valve  
A decouple check-relief valve for use in a hydraulic fluid circuit is provided that has a cylinder guide housing which travels during the check function of the valve. The cylindrical guide housing...
7743787 Mud saver valve with magnetic latching  
A mud saver valve for retaining drilling fluid in the Kelly of a rotary drilling rig for insertion into a Kelly sub with an enlarged opening inside having a valve and hollow piston closing the...
7574860 Damper valve and hydraulic power steering apparatus  
A damper valve includes first and second chambers separated by a partition wall, hydraulic oil flowing from the first chamber to the second chamber via a supply path, and returning to the first...
7530469 Valve device having two membranes for a drinking container  
An underpressure-activated valve device for a drinking container (32). The device consists of an outer membrane (2) and an inner membrane (4) that are placed at an axial distance from one another,...
7527070 Flow control valve and method  
A method for controlling fluid flow through a passageway includes slidably disposing a piston having a conduit that reduces the flow area through the passageway in the passageway and selectively...
7481320 Filter device having a bi-directional valve  
One advantageous embodiment of the invention is a filter device (10) for filtering a fluid and providing three or more substantially continuous directions of flow therethrough. The filter device...
7438081 Valve for an inflatable and method of use  
A valve for an inflatable includes both inflation/deflation and pressure release functions. The valve has a housing which receives a core, a spring, and a nut. The nut is threadably received by...
7401623 Double-acting valve unit  
A hydraulic system includes a charge pump which supplies fluid to variable displacement main pump, a fluid reservoir and valve unit. The valve unit includes a hollow housing having a first end...
7392823 Combination valve  
Improvement in a combination valve including check valve and pressure relief valve portions for regulating fluid flow pressure and direction in a hydraulic circuit, wherein a valve seat includes,...
7363940 Flow-rate restrictor insert for orifice expansion device  
A generally cylindrical restrictor insert for containing an axially movable, apertured restrictive member, housed in a flow control distributor housing of an orifice expansion device used for...
7343927 Blocking element, especially an explosion protection valve  
A closing body (3) which is mounted in a housing (2) in such a way that it can be axially displaced and can be pressed out of an opening position against a valve seat (4) into a closing position....
7318592 Motorcycle steering damper  
According to the invention, there is provided a steering damper (10) in which the interior of a cylinder (12) is divided into two oil chambers (A), (B) by a piston (14) which slides in the...
7243676 Combination umbrella and inverted bi-directional valve  
A combination valve including a valve body having an inverted bi-directional valve portion and an umbrella portion is disclosed. In accordance with one aspect of the invention, a combination valve...
7240676 Tracheotomy valve unit  
A tracheotomy valve unit for use with a tracheotomy tube inserted into a patient's trachea comprises a first end for connection to the tracheotomy tube, a second end comprising a valve unit inlet,...
7204268 Internal pressure equilibrium device for airtight space  
The invention relates to an internal pressure equilibrium adjustment device for airtight space with rapid operation and simple structure. The invention comprises of a pipe 8 which is mounted on...
7201183 Valve arrangement in a hydraulic circuit, use of the same and arrangement for controlling a hydraulic vehicle drive  
A valve arrangement in a hydraulic circuit comprises a longitudinal duct 3 and a transverse duct 2. A throttle slide 10 can be displaced in the direction of the longitudinal duct 3. Arranged in...
7171977 Combination pressure relief and topping valve  
A combination or hybrid pressure relief and topping valve for use with inflatable devices such as life rafts and escape slides. The valve including a valve body with a fluid passage therein that...
7159606 Reservoir for a lubricant pump  
The invention relates to a storage reservoir for receiving grease or a like lubricant for a lubricant pump with a, for example, cylindrical side wall and a cover wall closing off a reservoir...
7121267 Poppet for an integrated pressure management apparatus and fuel system and method of minimizing resonance  
An integrated pressure management apparatus, system and method for minimizing resonance of a poppet. A housing defines a fluid communication passage between ports. The housing includes a first...
7096883 Combined check/pressure control valve  
The invention relates to a combined check and pressure control valve (10), comprising a check valve element (34) which is adjustable between an opened position and a closed position, and a...
7086413 Bi-directional damper valve for a hydraulic line, power steering system incorporating the damper valve, and methods of using same  
A bi-directional damper valve is provided for connecting to a hydraulic line, to regulate fluid flow therethrough. The damper valve includes a main valve body having a flow passage formed...
7086388 Combination valve for fuel system  
A combination valve for fuel delivery system of a vehicle having an engine, the fuel delivery system being configured to pump fuel to the engine and the fuel delivery system has a regulator for...

Matches 1 - 50 out of 230 1 2 3 4 5 >