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Match Document Document Title
9038983 Active drain plug for high voltage battery applications  
A drain plug assembly that has particular application for sealing a drain hole in a high voltage battery compartment on a vehicle. The plug assembly includes a plug that inserted into the drain...
8973892 Locking mechanism for valve device  
A locking mechanism for a valve device, which includes a valve body for opening and closing a fluid path, for retaining the valve body at a predetermined opening position, the valve device further...
8757267 Pressure range delimited valve with close assist  
A pressure-actuated valve fit to a tubing string for alternately closing to communicate fluids from a wellbore to the tubing string and opening to communicate fluids from a wellbore annulus to the...
8714199 Method and apparatus for actuating a valve  
A valve (100) is provided according to an embodiment of the invention. The valve (100) comprises a body (102) including a plurality of ports (204, 205, 206). The valve (100) also comprises a valve...
7918245 Hydraulic pressure reservoir  
A hydraulic pressure reservoir having at least one pressure chamber formed between two opposed, movable inner boundary members. Each inner boundary members includes a spring cover and a diaphragm...
7367540 Fast closing clamp  
The invention relates to a fast closing clamp for the pinching off of hoses, wherein the fast closing clamp has a clamp jaw with a clamping position, in which it can pinch off a hose, and an open...
7314208 Apparatus and method for selectively channeling a fluid  
An apparatus for selectively channeling a high temperature fluid without chemically reacting with the fluid. The apparatus includes an inlet and a membrane positioned adjacent to the inlet, each...
7114697 Fast valve actuator and tool provided with same  
The invention relates to a quick-acting valve actuator comprising: a driven member (31) driven by a drive device (35) suitable for causing the driven member (31) to travel along a stroke (C1) to a...
6945276 Valve with unilaterally constrained piezoelectric bending element as actuating device  
Valve with a displaceable actuating device that controls the movements of at least one actual sealing element for opening and closing, and the actuating device is loaded with an elastic element...
6886589 Float valve  
The float valve (11) controls water level e.g. in an associated plant pot. A housing (21) has a water inlet (25) with an inlet port (26), a float (31) able to rise and fall with the level of the...
6631830 Snap action ball valve assembly and liquid dispenser using same  
A spring-controlled snap action valve assembly and an apparatus for dispensing pressurized liquid using the valve assembly, the apparatus including a connection to a source of pressurized liquid,...
6386506 Valve construction  
An improved snap action valve construction is disclosed in which a compensator blade has deflection resisting ribs positioned along a weld line defined between an active blade and the compensator...
6283147 Non-return valve for a fuel tank  
A non-return valve for a fuel tank, the valve including a bistable closure member. The closure member is made of an elastomeric plastics material and in the closed position it has an...
6089533 Arrangement having at least one hydraulic actuator  
The invention is directed to an arrangement having one or several hydraulic actuators. The arrangement is characterized in that the hydraulic actuators are realized, at in part, by utilizing...
5984645 Compressor with combined pressure sensor and high pressure relief valve assembly  
A combined compressor pressure sensor and excess pressure relief valve (12) uses a formed disk (22) that snaps down and back up at a pair of predetermined pressures. The disk (22), when it snaps...
5957151 Automatic pressure regulating valve  
A simple and frictionless pressure limiting valve assembly for use in pneumatic tire valves wherein a snap diaphragm is movable into and out of a sealing relationship with a valve member by means...
5906219 Pressure sensitive valves  
A pressure sensitive valve 10 comprises a valve body 12 defining a bore 14, an inlet port 16 and an outlet port 18. The inlet port 16 is in fluid communication with the outlet port 18 and defines...
5855221 Adjustable preset tire deflator and calibration means  
A tire deflator includes a tubular housing with indicia markings showing a desired terminal pressure to preset a tire to a desired air pressure. Click stops are provided at air pressure intervals...
5810327 Shutoff valve with spring-loaded valve disk  
A shutoff valve with a spring-loaded valve disk. The spring, designed as a tension or pressure spring is arranged outside of the valve housing, where a pivoting arm is attached to the actuating...
5794749 Temperature-responsive fluid-type fan coupling apparatus  
A temperature-responsive fluid-type fan coupling has a sealing casing with a partition plate disposed therein. The partition plate divides interior portions of the casing into an oil reservoir...
5711757 Controller especially for pneumatic continuous passive motion devices  
A controller (10) having a housing (11) within which is positioned a moveable portion (13). The housing comprises an outer housing portion (12a) and an inner housing portion (12b) and having a...
5657784 Control arrangement for actuating a shut-off valve and method of operation  
A control arrangement (10) for a shut-off valve actuable by vacuum and intended for use in vacuum waste water systems, comprising a first valve (14) which is actuated by static pressure of...
5449143 Air vent control apparatus  
An air vent includes a louver blade rotatable to adjusted positions by a motor. A control mechanism which connects the motor with the louver blade includes a control member connected to the motor,...
5445501 Snap action float valve assembly for liquid feeding device  
A device for feeding liquid under pressure comprises a vessel having an operating fluid inlet, an operating fluid outlet, an inlet opening for the liquid to be fed under pressure and an outlet...
5426990 Over-center toggle linkage valve actuating mechanism with adjustable tension spring preloading  
A toggle linkage over-center mechanism employs first and second solid, metal links having facing axial ends pivoted to each other for pivoting about a first axis, the first link is pivotably...
5411051 Bistable valve  
A self-regulating tire pressure system and method employs a bistable valve (10) that allows air from a high pressure reservoir (6) to replenish the pressure within a tire (4) when it has fallen...
5280808 Air valve actuator for reciprocable machine  
An air control valve for directing air flow in a double-acting reciprocable motor, where the valve has a first link which is pivotally connected at one end to the motor and mechanically coupled...
5265841 Plunger armature electromagnetic valve  
An electromagnetic valve assembly having a valve unit with a valve seat and a coil arrangement. An armature is slidably disposed in the bore of the coil arrangement and has one end cooperable with...
5255711 Spring-loaded pressure regulating valve including rolling diaphragm and compensation for variation of spring force with diaphragm displacement  
A chamber (24) is filled with a fluid whose pressure is to be regulated to a predetermined value. A valve (30) is disposed between the chamber (24) and a high pressure source of the fluid. A...
5230361 Snap action toggle valve actuator assembly  
A snap action toggle valve actuator assembly for use in a fluid holding tank. Movement of a float or other movable actuating element causes pivotal movement of pivot arm, which compresses a...
5211372 Exhaust valve for a gas expansion system  
A exhaust valve for use in a cryogenic gas expansion system which uses a non-metallic valve seat and a metallic valve disk assembly which is moved into and out of contact with the valve seat to...
5209455 Valve and solenoid valve operated by very small force  
There are provided a valve which is opened by an improved two-step motion, a valve which operates positively without leakage of fluid even when the difference in pressure between inlet and outlet...
5186207 Small-capacity expansion valve  
The expansion valve has an operating pressure setting member that can adjust the operating pressure of a pressure-activated diaphragm by moving a spring retainer of an operating spring against the...
5012643 Pressure-driven engine  
A pressure-driven engine is provided therein with an intake valve and an exhaust valve the opening and closing operations of which are controlled by a combination of the urging force of the...
4986308 Switching microelectrovalve having a single membrane  
The invention provides a fluid switching microelectrovalve in which the mobile member playing the role of closure member for one or other of the pipes (18,19) is a single membrane (23) with...
4969424 Electromagnetic diaphragm valve  
A diaphragm valve includes a magnetically attractive snap disc with two unrestrained positions in one of which its edge contacts a valve seat to block flow and an electromagnet operates to urge...
4953579 Quick acting diversion valves  
A quick acting diversion valve can be constructed so that a pressure difference between the sides of a bistable diaphragm can be used to cause the diaphragm to change in configuration so as to...
4938120 Device for influencing the reset value of a valve  
The ON behavior of a pressure switch or a valve (134) differs from its reset behavior by virtue of the fact that the movable pressurized part (126) is connected to one of the parts of a magnet...
4927397 Raft inflation valve  
A raft inflation valve assembly comprising a tubular valve body having an air passageway therethrough and a plunger member adapted for selectively preventing or enabling air flow through the valve...
4923168 Spool type switching valve device  
A spool type switching valve to be used for the switching operation of a diaphragm pump or a similar device, which simultaneously insures both preventing abrasion of the detent mechanism and...
4909276 Pressure responsive valve  
A pressure relief valve and especially such a valve for use in the lid or other part of a cooking vessel. It is a feature of the valve that it automatically opens in response to certain pressure...
4899979 Bleeder valve assembly  
A valve assembly has a valve lid assembly which can be fitted in sealing relation on a valve seat, an over-center device can serve to force the lid on to the seat; a drive shaft connected to the...
4879943 Expansible chamber motor with snap-acting valve  
This invention relates to an air motor having a snap-acting overcentering spring mechanism for snapping the valving of the air motor between first and second positions as the piston completes each...
4827832 Valve system for a reciprocating device  
A reciprocable device comprising a reciprocable member mounted for reciprocating movement within a chamber and a valve system for controlling the supply of fluid under pressure to the reciprocable...
4827965 Nitrogen/carbon dioxide mixing valves  
N2 and CO2 are admitted, through separate valves actuated by single high hysteresis actuator, into a mixing device when the mixture is fed to a beer keg. The actuator is dependant upon the...
4817912 Bi-metal operator for smoke, fire and air control damper  
A damper operator for use with a damper having a frame and a damper blade pivotally associated with the frame, which damper operator comprises a bi-metallic element provided with a heating pad...
4796656 Method and apparatus for causing a series of mechanical actions  
A feedback type of diversion valve which can be used to sequentially "operate" or "activate" fluid responive structures such as tubes of a pillow.
4794843 Hydraulic valve for controlling single-acting cylinder  
A hydraulic control valve for a single-acting cylinder includes a valve housing having a cylindrical valve bore. A supply port present in the valve housing is in communication with the valve bore,...
4790353 Electromagnetic hydraulic valve operator  
An electromagnetically actuated hydraulic switch unit is provided by an armature plunger which reciprocally shuttles between partially overlapping magnetic paths and operating a hydraulic valve...
4785713 Driving device, in particular for a proportioning pump of the piston-flowmeter type  
In a driving device of the piston-flowmeter type, in particular for a proportioning pump, a distributor is mounted at one end of a piston cylinder for controlling the admission and discharge of...

Matches 1 - 50 out of 299 1 2 3 4 5 6 >