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8156953 |
Method and device for regulating a pressure in a hydraulic system
The present invention relates to a method for regulating a pressure in a hydraulic system for operating at least one actuator in a subsea installation, having a fluid supply line (102) connected to...
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8127791 |
Solenoid operated fluid control valve
Solenoid operated fluid control valve for controlling the pressure of a fluid in a fluid control system comprises a solenoid housing having therein a solenoid coil, an armature movable in response...
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8100142 |
Bleed-type electromagnetic valve
A bleed solenoid valve that includes a valve main body that is hollow and formed with an input port, an output port, and a discharge port; a flow-changing part that is accommodated inside the valve...
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8006717 |
Injection valve of high pressure homogenizer and injection valve unit of the same
A high pressure homogenizer segmentalizes material made of minute solid or the like by passing suspension liquid including the material to a small diameter orifice at high speed under high...
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7984729 |
Proportional pressure control valve for regulating the pressure level in a hydraulic circuit, particularly in a hydraulic circuit of an automated transmission
A proportional pressure control valve for regulating the pressure level in a hydraulic circuit including a magnet part and a valve part. The valve part includes an inflow opening for the inflow...
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7946308 |
Methods of packaging valve chips and related valve assemblies
A valve chip may include a substrate having first and second faces and openings between the first and second faces, and a plurality of flexible valve flaps on one of the faces of the substrate with...
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7909058 |
Valve-intensive button for adjusting height of cushion seat for vehicle
The present invention relates to a manipulation button 40 for adjusting the height of a cushion seat for a vehicle that is capable of absorbing the shocks applied to a driver sitting on the cushion...
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7905249 |
Proportional pressure control valve comprising a pressure jump in the characteristic p/l curve thereof
An electromagnetic proportional pressure-control valve of a vehicle transmission which includes a magnet part, a hydraulic part and a spring operatively connecting the magnet part to the hydraulic...
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7866344 |
Rotary valve
A rotary valve for controlling air supply in an inflatable device comprises a first rotor (11) and the second rotor (12) driven by motor (13) with a drive pulley (14) fixed directly onto its drive...
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7823602 |
Hydraulic system having at least one hydraulic valve for actuating a component
A hydraulic system having at least one hydraulic valve for actuating a component, wherein a control pressure acting on the hydraulic valve can be activated through a supply pressure of a pilot...
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7810518 |
Sub-sea solenoid valves
A solenoid-operated valve comprises an inlet valve member which is disposed to close in response to fluid pressure at an inlet port. A venting valve member is disposed relative to the inlet valve...
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7766040 |
Pressure control valve assembly
A pressure control valve assembly including a valve body with a valving cavity, a metal insert, a member and ball, a plastic internal ball guide, and a plug. The metal insert, which is received...
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7753072 |
Valve assemblies including at least three chambers and related methods
A valve assembly may include a main housing and first and second electro-statically actuated valves. The main housing may define at least three chambers, with a first chamber configured to be...
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7748405 |
System, method and apparatus for reducing frictional forces and for compensating shape memory alloy-actuated valves and valve systems at high temperatures
A valve system including a number of shape memory alloy (“SMA”)-actuated valves for controlling the flow of fluids is disclosed as is a variety of types of SMA-actuated valves and methods of ope...
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7721760 |
Device and valve combination for reversing the flow of flowing media
In a device for reversing the flow of flowing media including two multi-way valves (21) which are fluidically interconnected and mounted on an adapter plate (32), the two valves are identical and...
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7717128 |
Pressure balanced three-way valve for motion control
A switching control valve for use in controlling the motion of a hydraulic component is provided. The valve includes a housing that defines a feed port, an outlet port, a drain port, and a...
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7703478 |
Shifting unit
In a shifting unit (1) for a vehicle transmission gearbox, the switching unit comprising valves which are connected between with one another by a pressure supply line conduit (58) and by a pressure...
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7650906 |
Valve apparatus having O-ring
A valve apparatus is adapted to be at least partially inserted into an insertion hole of a counterpart member. The valve apparatus includes a housing and an O-ring. The housing is adapted to be...
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7644724 |
Valve with electromechanical device for actuating the valve
The invention relates to an assembly comprising an electromechanical device and a self-sealing valve, and in particular, to any inflatable device that includes the assembly. In one embodiment, the...
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7637152 |
Flow meter and flow-regulating system using the same
Provided are a flow meter and a flow-rate control system using the same that is capable of measuring a flow rate in a minute flow-rate region with excellent measurement accuracy by preventing or...
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7516756 |
Proportional pressure control valve
Proportional pressure control valve with a magnetic part and a valve part, the valve part has an inflow opening for the inflow stream, a first outflow opening for the filling stream, and a second...
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7497232 |
Pressure control valve
A pressure control valve is provided, in particular an electromagnetic pressure control valve, with a magnetic component which has at least one electrical coil and a relocatably supported armature...
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7484528 |
Valve
A valve is provided with a valve housing encompassing a pressure chamber and possessing at least two valve ports which open into the pressure chamber, whereby, in the pressure chamber at least one...
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7448412 |
Microvalve assemblies and related structures and related methods
A valve chip may include a substrate having first and second faces and openings between the first and second faces, and a plurality of flexible valve flaps on one of the faces of the substrate with...
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7434749 |
Sprayer
A direct-current sprayer includes a shell with an outlet therein, a valve in the outlet, a pipe leading to the valve from a pump in the shell and a hose detachably connected to the valve so that...
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7406982 |
Hydraulic system control method using a differential pressure compensated flow coefficient
A hydraulic system has an electrohydraulic valve that controls flow of fluid to operate a hydraulic actuator, such as a cylinder or motor. A set of characterization data is provided which describes...
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7370669 |
Electromagnetic valve
Disclosed is an electromagnetic valve in which a force due to a working fluid from an inflow hole acting perpendicularly with respect to the axis of a shut-off valve is reduced to thereby reduce...
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7367357 |
Solenoid ball valve with bypass orifice
On/off solenoid ball valves of the invention comprise at least one inlet port; at least one pressure control outlet port; at least one exhaust port; at least one check valve positioned between the...
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7367355 |
Twin manifold seat valve having solenoid actuation
A twin manifold seat valve comprising at least two closure members S1, S2, S3 each functionally associated with at least one valve seat D1, D2, D3, D4. At least one of the closure members is moved...
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7325567 |
Pneumatic retarder acutator valve
The present invention pertains to an electro-pneumatic retarder control (EPRC) valve for a pneumatic retarder that controls the speed of railroad cars in a marshaling yard. The EPRC valve has a...
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7320335 |
Electrohydraulic control device
A electrohydraulic control device H for the direction control of a hydro-motor, particularly for working pressures u to more than about 450 bar in a portable working device, comprises working lines...
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7308909 |
High pressure three way valve
A solenoid operated valve includes a fluid inlet and a fluid inlet, a common port, a normally open port and a normally closed port combined on an end cap. The valve further includes a coil housing...
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7243680 |
Electromagnetic hydraulic valve, in particular a 3/2-way directional control valve, for controlling a variable drive train of an internal combustion engine
The invention relates to a hydraulic valve (1), which comprises an electromagnet (2) with a magnet armature (3) as well as the valve part (4) with at least two valve seats (5, 6). The electromagnet...
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7243679 |
Adsorbent fractionator directional flow control valve assembly apparatus and method
An adsorbent fractionator directional flow control valve assembly includes two inlet valves, two exhaust valves, and a valve body. The valve assembly controls the directional flow of an influent...
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7229063 |
Pressure control valve
The invention concerns a pressure control valve for the control of the value of pressure in a hydraulic circuit, especially in a hydraulic circuit of a vehicle transmission, with a valve housing,...
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7213612 |
High pressure ball-poppet control valve with flow control
A control valve for operating a fluid-actuated device includes a fluid inlet, a fluid outlet and a passage in fluid communication between the fluid inlet and the fluid outlet, the passage defining...
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7165574 |
Solenoid valve with cylindrical valve guide for the spherical valve element at the pressure inlet
A valve device including a valve chamber having an inlet port at one end and a valve seat at the other end; a valve housing containing the valve chamber; the valve chamber accommodating a spherical...
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7159615 |
Flow control valve
A flow rate control valve comprising a valve body having an input port, an output port and an exhaust port, a valve means that is arranged in the valve body and controls the communication of the...
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7117890 |
Shuttling vehicle leveling valve
A valve for supplying pressured air to vehicle air bags, includes a shuttle (20) with a valving member (80) having a precision polished seal surface (86) that presses against a precision polished...
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7100639 |
Control valve
The invention relates to a control valve (10) for controlling the pressure and flow of hydraulic oil from or to the working connections (A, B) of a consumer. The pressure and the pressure flow are...
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7073770 |
Electromagnetic valve
Provided is an electromagnetic valve improved in terms of the sealing property of a shut-off valve with respect to a valve seat. An electromagnetic valve according to the present invention...
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7036525 |
Three-way bleed type proportional electromagnetic valve
A bleed-type proportional electromagnetic valve having an input port, output port, and ejection port is disclosed. Fluid force and pressing force, proportionate to an output pressure and a current...
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7017601 |
Electromagnetic valve
An electromagnetic valve of a reduced size capable of suppressing temperature rise of a coil regardless of continuous electrical energization over an extended time while preventing attracting force...
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6986341 |
Apparatus for detecting fuel-vapor gas leaks, and vent valve apparatus applied to this apparatus
An apparatus for detecting fuel-vapor gas leaks that includes a jet pump (8) that introduces outside air into and pressurizes a vapor purge system including a fuel tank (1) by gasoline flow from a...
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6973940 |
Hydraulic control valve
A hydraulic control valve (1) is assigned to a pressure line (13) led from a pressure medium source to at least one load. The control valve has a first position in which the pressure line (13) is...
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6966338 |
Electrohydraulic valve for controlling operation of an engine cylinder valve
An electrically operated valve controls the flow of oil to and from a device that activates and deactivates a cylinder of a multi-cylinder engine. A first valve seat is between an inlet and a...
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6959728 |
Rotary cam valve
A multiple fluid flow controller valve device having radially disposed a number of valves and a central rotary shaft with cam surfaces functioning as the valve controller to open and close the...
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6955186 |
Electromagnetic double switching valve
An electromagnetic dual-action control valve with a housing (2), with connections (15, 16, 17) for inflow and outflow lines for a pressure medium, with a solenoid (3) and with two armatures...
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6923209 |
Liquid pressure control system
In a liquid pressure control system including a spool-type control valve mounted between a liquid pressure source and an actuator in such a manner that an output liquid pressure from the liquid...
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6904934 |
Proportional pressure adjustment valve
A proportional pressure adjustment valve is described which comprises one valve part with inlet and outlet openings (4) and at least one closing mechanism (7) for control of a valve (12), the same...
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