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Match Document Document Title
US20100084031 Pilot Operated Spool Valve  
A spool valve assembly includes a spool that is moveable by differential pressure across the spool.
US20120175428 VALVE FOR DISPENSING WATER AND AIR IN INSTALLATIONS THAT SPRAY WATER UNDER PRESSURE  
A valve for dispensing water and air in installations for spraying water under pressure, includes: firstly, a body (2) equipped with two independent circuits (C1, C2), each for circulating a...
US20140007964 PROPORTIONAL PRESSURE-REGULATING VALVE  
The invention relates to a proportional pressure-regulating valve (1) comprising a valve housing (3) that has at least three fluid-conducting connections, in particular in the form of a pump...
US20150083666 REVERSE OSMOSIS WATER-ON-WATER CONTROL VALVE  
Described are water-on-water valves for use in reverse osmosis filtration systems. The water-on-water valves are regulated by the pressure in a product line, which contains fluid from a product...
US20120211686 SOLENOID VALVE  
The present invention provides a solenoid valve able to control flow amount as desired without receiving influence of change in fluid pressure. In the present invention, in a control valve for...
US20120152195 HYDRAULIC VALVE FOR AN OSCILLATING MOTOR ADJUSTER  
The invention relates to a hydraulic valve for an oscillating motor adjuster that utilizes camshaft alternating torques by means of non-return valves for more rapid adjustment. The non-return...
US20070131291 Manual valve of hydraulic pressure control system for automatic transmission  
A manual valve of a hydraulic pressure control system for an automatic transmission includes: a valve body that includes an input port and two reverse range pressure supply ports for supplying a...
US20060254657 Spool valve apparatus and method  
Some embodiments of the present invention provide a spool valve having a spool axially movable within a sleeve of two or more stacked rings having projections extending therebetween. One or more...
US20110226364 Control Spool for Spool Valves and Method for the Production Thereof  
A control spool for spool valves includes a tube having an outer circumference, and one or more rings and/or sleeves positioned on the outer circumference of the tube. The one or more rings and/or...
US20120255638 HYDRAULIC CONTROL VALVE HAVING A PILOT PISTON ARRANGED INSIDE THE HOLLOW SPOOL  
A hydraulic control valve with a main stage, having spool valves movable in a valve housing having at least four ports and provided with control edges formed on piston collars. A hydraulic pilot...
US20130146794 MAGNETIC VALVE AND FLUID SUPPLY SYSTEM USING THE SAME  
A magnetic valve and a fluid supply system using the same are provided. The fluid supply system includes a flow channel and the magnetic valve. The magnetic valve penetrates through a pipe wall of...
US20150168246 VALVE SIGNATURE DIAGNOSIS AND LEAK TEST DEVICE  
A valve signature diagnosis and leak testing device includes a spool valve operatively connected to a pilot valve, the pilot valve being configured to position the spool valve to one of an open...
US20150013805 CHANGE-OVER VALVE  
A change-over valve comprises a spool housed in a spool housing, and a pilot chamber facing at least an end of the spool. An axial passage is formed in the spool along the axial direction. While...
US20130153068 FLOW DIRECTING SPOOL FOR VALVE  
A spool valve includes a body defining a bore and a positionable spool located within the bore. The spool includes a central body portion having a diameter and a number of sealing lands separated...
US20070051414 Spool valve device  
A spool valve system includes a valve main body with, from a first side to a second side, an input port to which an input pressure is supplied, an output port that outputs an output pressure, and...
US20070267078 Hydraulic control valve in the form of a cartridge  
The invention relates to an assembly comprising at least one hydraulic control valve and a body for receiving said hydraulic control valve, the hydraulic control valve including flow orifices and...
US20120186678 pressure control valve  
A pressure control valve includes a housing, a valve slide guided in the housing, on which at least one inflow control edge is configured, which cooperates with an inflow opening in the housing, a...
US20120024407 INTERNALLY VENTED VALVE  
A valve includes a valve body including a main passage defining a first volume and a second volume. The valve also includes a valve spool moveable relative to the valve body. The valve spool...
US20150047720 SOLENOID DEVICE WITH SENSOR  
A solenoid device including pressure altering means for altering an output pressure of the solenoid device; and an actuator for providing an actuating signal to said pressure altering means;...
US20070144596 Hydraulic valve  
Hydraulic valve (10) having a valve body (12) in a valve housing (16), which has a first (18), a second (20) and a third (22) cutout. A hydraulic medium can be fed via the first cutout (18), the...
US20150192042 FIVE-WAY OIL CONTROL VALVE WITH INTEGRATED VENTING SPOOL  
A fluid flow control valve (10) having an elongated valve body (14) with a longitudinally extending aperture (14a) and a plurality of longitudinally spaced, radially extending ports (14b) formed...
US20150144215 DISPOSABLE AIR/WATER VALVE FOR AN ENDOSCOPIC DEVICE  
An air/water valve assembly for use in an endoscope or other medical equipment is provided. The valve assembly includes a spool and a one-piece sealing member that includes a number of sealing...
US20140326344 SLIDE VALVE HAVING A VALVE SLIDE ABLE TO BE IMPINGED UPON BY AN ACTUATOR  
A slide valve is described, having a valve slide, which is able to be impinged upon by an actuator in a first direction and by an impinging device in a second direction, opposite to the first...
US20150204294 TWO STAGE VALVE WITH CONICAL SEAT FOR FLOW SHUT-OFF AND SPOOL KNIFE EDGE FOR METERING FLOW CONTROL  
A valve (100) comprises a barrel (104) having a central bore (110), an inlet (112), and an outlet (114, 116), and a spool (120) disposed for motion within the central bore, including a ball tip...
US20100313980 Solenoid valve apparatus  
A solenoid valve apparatus includes a solenoid valve and a switching device that switches between a first state in which the working fluid in the pump chamber is discharged when the solenoid valve...
US20150260302 DUAL/VARIABLE GAIN OIL PUMP CONTROL VALVE  
A solenoid fluid control valve is disclosed for controlling a variable displacement pump. The solenoid fluid control valve comprises a fixed solenoid component, a movable armature component, a...
US20120216896 SERVO VALVE  
It is an object to provide a servo valve that can be manufactured at low cost by simplifying adjustment of the relative position between a nozzle and a flapper and simplifying the configuration of...
US20070028973 Directional control valve block  
A plurality of directional control valves are included in a valve main body 1. Each of the directional control valves is provided with a spool 2, actuator ports 3,4, a communication passage 7, a...
US20070240776 Hydraulic pressure control system for automatic transmission device  
In a hydraulic pressure control system for a vehicle automatic transmission device, an electric pump is provided in addition to a mechanical pump for generating hydraulic pressure, so that the...
US20150034193 Electrically actuated valve having two ways and three positions  
An electrically actuated valve includes a first working way and a second working way and a poppet configured for providing a seal on a valve seat set hydraulically between the first working way...
US20060144451 Hydraulic pressure control device  
A hydraulic pressure control device includes a cylindrical valve body, at least one opening portion provided on the valve body, a spool valve disposed in the valve body and slidable along an inner...
US20080000535 CONTROL VALVE WITH LOAD SENSE SIGNAL CONDITIONING  
A control valve for use in a fluid system to control the delivery of pressurized fluid to a fluid operated device. The valve comprises a valve body having a fluid inlet that may be connected to a...
US20090211850 LUBRICATION CONTROL SYSTEM FOR AUTOMATIC TRANSMISSIONS  
An automatic transmission lubrication control system includes a modulating, spring biased spool valve and feedback circuit. One end of the spool valve is supplied with line pressure hydraulic...
US20060130915 Manual valve of automatic transmission  
The present invention relates to a manual valve of an automatic transmission, having a groove formed at an exterior surface thereof so as to reduce shock and to improve shift feel by allowing oil...
US20060137752 Control device for controlling the movements in a multi-way valve for driving a cylinder-piston assembly  
A control device for controlling the movements in a multi-way valve for driving a cylinder-piston assembly provides that with the control stem (5) of a multi-way valve, which can be actuated by a...
US20090145501 PISTON SLIDE VALVE  
An electromagnetically actuated piston slide valve (1) with proportional characteristic comprises an axially movable piston (5) for closing radial passage openings (7). So as to change, with a...
US20120145105 CONTROL VALVE  
A control valve which has a substantially cylindrical valve box and a substantially cylindrical control piston. The control valve can be arranged in a cylindrical receptacle and the control piston...
US20130312849 PRESSURE CONTROL VALVE WITH PRESSURE CYCLING CONTROL  
A spool valve includes a housing having a spring-enclosing portion and a spool-enclosing portion aligned along a longitudinal axis. A spool is mounted for reciprocal axial movement in the housing...
US20130014845 SPOOL TYPE HYDRAULIC CONTROL VALVE WHICH SPOOL IS SEALED WITH ALL METAL SEAL RING  
A spool type control valve, comprising: a valve block having a cylinder bore with drilled holes on the cylinder bore internal wall; a valve spool inserted in the cylinder bore; wherein the valve...
US20100096033 FLUID PRESSURE EQUIPMENT PROVIDED WITH LOW SLIDING PACKING  
A packing attached to a spool of a spool valve has a ring-shaped inner-peripheral seal portion provided with an inner-peripheral seal face, a ring-shaped outer-peripheral seal portion provided...
US20120247594 PILOT RELAY  
A spool is provided with a first discharge air duct connecting the first opening to the first discharge air chamber, and a second discharge air duct connecting the second opening to the second...
US20090071545 AUTOMATIC TRANSMISSION HAVING HYDRAULIC VALVES WITH FLOW FORCE COMPENSATION  
An automatic transmission having at least one hydraulic valve with flow force compensation. The hydraulic valve includes a valve body having a valve bore and at least one inlet and at least one...
US20100071791 SLIDE VALVE  
A slide valve for regulating the hydraulic pressure at a working connection to values between a low pressure and a high pressure, for which purpose a valve slide is accommodated in a hole of a...
US20120186441 Torque Control for Open Circuit Piston Pump  
A pump control system and a torque control valve are disclosed. In one embodiment, the torque control valve includes a sleeve, a spool disposed in the sleeve, and a piston rod disposed through the...
US20090301588 Solenoid valve  
A valve section that functions as a solenoid valve device that includes a pressure adjusting section that adjusts fluid pressure supplied from a fluid pressure source; a pump section that sucks...
US20140116551 Electro-Hydraulic Pressure Reducing and Relieving Valve with Flow Force Control for Large Flow Capacity  
A hydraulic valve is provided that includes an interior spool and a surrounding cage. A supply port and a return port are connected to the cage and the interior of the cage is in fluid...
US20110315257 LINEAR HOLLOW SPOOL VALVE  
A valve system for pressure exchanger tubes of an energy recovery system is provided. The valve system includes a valve housing, a flow distributor, a hollow spool and a sealing system. The valve...
US20140007965 CONTROL VALVE  
A control valve have a main flow passage; a flow passage sectional area adjustment spool; a downstream side branch flow passage; a communicating flow passage; a flow passage opening/closing valve;...
US20150252908 FLUID CONTROL VALVE  
An end of a first land has a step difference recessing inward of a radial direction of the first land from the edge portion. The step difference has an end point opposite to the edge portion. A...
US20140245731 SPOOL VALVE AND LUBRICATING OIL SUPPLY DEVICE  
A spool valve that has a hollow portion formed with an input port, a first output port, and a second output port, and a spool capable of sliding within the hollow portion and having a plurality of...

Matches 1 - 50 out of 90 1 2 >