Matches 1 - 50 out of 86 1 2 >


Match Document Document Title
US20140004249 HYDRAULIC CIRCUIT FOR INSTANT BEVERAGE MACHINES, RELIEF AND SAFETY VALVE FOR SAID CIRCUIT AND METHOD FOR THE PREPARATION OF INSTANT BEVERAGES  
A hydraulic circuit for instant beverage machines includes a tank, a water extraction pipe contained in the tank, a flow-meter connected to the extraction pipe, a pump, a first vibration-damping...
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...
US20130075636 Solenoid Bypass System for Continuous Operation of Pneumatic Valve  
A solenoid valve assembly capable of providing a continuous flow of pressurized inert gas to operate a process tool without interruption. A system comprising the solenoid valve assembly is also...
US20150152973 PIEZO-ACTUATED PILOT VALVE  
A piezo-actuated pilot valve that takes advantage of the small compact size and low power requirement of piezo technology to control the pilot flow in a pilot-operated valve. Exemplary...
US20100044601 WATER BOX TOILET SENSING FLUSHING SYSTEM  
A water-box toilet sensing flushing system including an inlet loop, loop washer, linking pipe, solenoid valve outer bracket, switch diaphragm, solenoid valve, connector, water bowl assembly,...
US20110240891 POSITIONER  
A positioner operating mode identifying function and an use parameter selecting function are provided in a calculating unit. A positive operating parameter and a negative operating parameter are...
US20140246613 ADAPTER FOR AN ASSEMBLY HAVING A VALVE AND A POSITIONER  
An adapter for an assembly having a valve and a positioner, which are configured for pipeless valve mounting according to the guideline VDI/VDE 3847, wherein the adapter is intended to be...
US20100038565 PROPELLANT GAS CONTROL VALVE  
A gas control valve is configured to controllably supply propellant gas to a thruster so that the thruster may produce thrust over a relatively wide range, and so that the thruster exhibits...
US20150115182 POSITIONER  
A positioner includes: an explosion proof container containing, in an interior space, an electric circuit module and an electropneumatic converter converting, into pneumatic signals, electric...
US20130284954 HIGH TEMPERATURE SERVO VALVE ACTUATOR  
A high temperature servo valve to control a valve actuator for a valve body in a valve passage includes a plurality of high temperature wires to deliver a voltage; an actuator block of piezo...
US20080023661 FAST-ACTING PNEUMATIC DIAPHRAGM VALVE  
A fast-acting, pneumatic diaphragm valve includes a diaphragm valve closure member, a pneumatic piston that provides a closure force on the closure member, and a solenoid pilot valve that controls...
US20090194727 VALVE ACTUATOR ASSEMBLY  
An actuator assembly for actuating a valve includes an extensible bellow having an open end and a closed end, a stem operable to contact the closed end and to actuate a stopper mechanism, and a...
US20140042346 SERVOVALVE ACTUATION  
A servovalve pilot stage (100) comprises a piezoelectric actuator (130) joined to a flow guide (132) and feedback wire (136) for connection to a main stage spool valve. The flow guide (132) and...
US20060076527 Diaphragm valve with mechanical pressure relief  
A flush valve for a waste water system includes a valve body and a vent system. The valve includes a fluid inlet, a fluid outlet and a main valve element extending therebetween and adapted for...
US20140264102 REGULATING VALVE OPENING CONTROLLING SYSTEM  
A regulating valve opening controlling system includes a regulating valve having a valve and an actuator that receives a pneumatic pressure and drives the valve, and a positioner, provided with...
US20130207009 TWO PART VALVE  
A valve (10) includes a first valve housing portion (12) and a second valve housing portion (14). The first valve housing portion and the second valve housing portion are separate components...
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...
US20120292541 HYDRAULIC HOUSING OF AN ELECTROHYDRAULIC VALVE CONTROLLER  
A hydraulic housing of an electrohydraulic valve controller of an internal combustion engine which has a hydraulic housing body and guide cylinder for a pump piston that is joined to the hydraulic...
US20070187634 Fail-safe pneumatically actuated valve with fast time response and adjustable conductance  
Apparatus and method for fail-safe high-speed-pneumatic valve is disclosed. Fail-safe dependability is provided by a spring-loaded normally-closed pneumatic actuator. When the spring-loaded...
US20070158602 Valve disc for a faucet or a flusher  
A valve disc for a faucet or a flusher includes a main body and a valve disc. The main body is provided with a water entering passage, a water exiting passage and an electromagnetic valve. The...
US20150219239 PILOT-OPERATED VALVE WITH FLOATING PISTON  
A pilot-operated proportional cartridge valve that has low internal leakage and long life, without requiring close ID/OD spool clearances that add cost to comparable prior art valves. The flow...
US20150076256 HIGH PRESSURE ELETROHYDRAULIC VALVE ACTUATOR  
A system and method for operating a valve for an engine utilizing a high pressure actuating fluid that is used in the operation of fuel injectors. A pump may be used to increase the pressure of...
US20090184271 FLUID FLOW CONTROL VALVE  
A fluid-flow control valve comprising: an inlet (E) for connecting to a feed duct; an outlet (S) for connecting to an evacuation duct; a valve member (1) that, at rest, bears against a valve seat...
US20120285568 VALVE DEVICE  
The invention relates to a valve device comprising a valve housing (2) and a valve piston (4) arranged in an axially displaceable manner in a piston bore (3) of the valve housing (2), via which...
US20120261598 DIRECTLY PILOTED VALVE ASSEMBLY  
A directly piloted valve assembly has a valve body including a bore, at least one inlet port, at least one outlet port and at least one exhaust port or second outlet port wherein the ports are all...
US20130341540 Adjustable Damping Valve Arrangement  
An adjustable damping valve arrangement comprises an actuator for controlling a main stage valve, wherein the main stage valve has a rigid main stage valve body which carries out an axial...
US20120224983 MULTI-WAY VALVE, HYDRAULIC DEVICE AND CONCRETE PUMP VEHICLE  
A multi-way valve includes a plurality of parallel combination valves for controlling corresponding actuators (4-1-4-5). Each combination valve comprises proportional throttle valves (2-1-2-5) and...
US20130175462 SOLENOID ON-OFF VALVE  
A solenoid on-off valve includes a main valve body in a housing. A pilot passage is formed on the main valve body, and a pilot valve body is inserted into the pilot passage so as to open and close...
US20130292588 SOLENOID VALVE  
A solenoid valve has a main stage and a pilot stage, wherein the main stage includes a switching element which in the closed condition of the solenoid valve closes a main flow path from a...
US20070040134 Servo valve for a vacuum system  
The invention provides a servo valve which is operable in vacuum systems and can be switched between an open and a closed state even by use of low forces. For that purpose, the valve has a closure...
US20070145314 Modular valve system  
The invention relates to a modular valve system comprising at least one valve housing (40) having rate quantities that are standardised on its opposite ends (38, 42), both on the inner peripheral...
US20130164696 Stepper Motor Gas Valve and Method of Control  
A stepper-motor gas valve control is disclosed that includes a main diaphragm in a chamber that controllably displaces a valve relative to an opening in response to changes in pressure, to adjust...
US20070290152 Poppet valve  
A valve has a valve body including a main chamber having a first port and a second port, and a main poppet disposed within the main chamber. The main poppet includes a first surface forming a...
US20150097306 VALVE DEVICE FOR CONTROLLED INTRODUCTION OF A BLOWING MEDIUM  
A valve device for controlled introduction of a blowing medium into plastic parisons, includes at least one controllable valve body, at least one actuating device, and a control device for...
US20090230335 TEMPERATURE TRIGGERED ACTUATOR  
An actuator is disclosed which operates on the principle of the variable magnetic properties of materials with respect to temperature. As temperature is raised past Curie temperature, magnetic...
US20100224804 FAIL SAFE PNEUMATICALLY ACTUATED VALVE WITH FAST TIME RESPONSE AND ADJUSTABLE CONDUCTANCE  
Apparatus and method for fail-safe high-speed-pneumatic valve is disclosed. Fail-safe dependability is provided by a spring-loaded normally-closed pneumatic actuator. When the spring-loaded...
US20120298893 PRESSURE CONTROL VALVE WITH APERTURE  
The invention refers to an electro-magnetic pressure control valve with a magnetic part and a valve part. The magnetic part has at least on coil that can be electrically triggered, a coil core and...
US20090212243 PNEUMATICALLY-OPERATED VALVE FOR NITROUS OXIDE INJECTION SYSTEM  
A nitrous oxide or fuel control valve (26) having flow control of nitrous oxide, fuel or other media from a fluid-delivery aperture (7) into a injection nozzle (22) of an intake manifold of an...
US20150184771 ELECTROMAGNET ASSISTED PRESSURE-ACTUATED VALVE  
An electromagnet assisted pressure-actuated valve (200) is provided. The electromagnet assisted pressure-actuated valve (200) includes a housing (201) with a pilot fluid pressure port (202), a...
US20100294962 PILOTED VALVE, PARTICULARLY PROPORTIONAL THROTTLE VALVE  
The invention relates to a piloted valve, particularly a piloted proportional throttle valve, having a valve piston (29) displaceably guided in the longitudinal direction in a valve housing (13)...
US20090178551 SERVO SYSTEM USING FEEDBACK  
A servo control system comprising a hydraulic actuator, a position sensor and a hydraulic control valve. The hydraulic actuator is coupled to a gas controlled valve. The position sensor measures...
US20100148098 DIRECTLY PILOTED VALVE ASSEMBLY  
A directly piloted valve assembly has a valve body including a bore, at least one inlet port, at least one outlet port and at least one exhaust port wherein the ports are all in fluid...
US20130256570 VALVE AND HYDRAULIC CONTROLLER  
A valve and a hydraulic controller are provider. The valve may combine a rotary-to-linear converter with the hydraulic controller to provide for at least two mechanisms for actuating the valve....
US20130255802 VALVE AND HYDRAULIC CONTROLLER  
A valve and a hydraulic controller are provider. The valve may combine a rotary-to-linear converter with the hydraulic controller to provide for at least two mechanisms for actuating the valve....
US20130152293 FLUID-OPERATED ACTUATOR ASSEMBLY  
A fluid-operated actuator assembly has a valve with an inlet for connection to a pressurized fluid source, a bi-stable electromagnetic device for operating the valve, which has a first state...
US20140361202 FAULT TOLERANT AIRFLOW CONTROL SYSTEM  
An airflow control system for controlling pressure and flow through a flow passage with an upstream portion and a downstream portion includes a valve actuator which receives electrical signals to...
US20110266473 Gas Valve and Method of Control  
A stepper-motor gas valve control is disclosed that includes a main diaphragm in a chamber that controllably displaces a valve relative to an opening in response to changes in pressure, to adjust...
US20100276615 PROPORTIONAL PILOT ACTING VALVE  
A valve assembly comprising a pilot valve; a solenoid; and a main valve, the main valve having an actuator in communication with a pressure control; the pilot valve may facilitate opening the main...
US20110248196 ELECTRO-HYDRAULIC ACTUATOR INCLUDING A RELEASE VALVE ASSEMBLY  
A manual release valve is provided for a electro-hydraulic actuator of the type including a piston movable in a cylinder and defining a piston side chamber and a rod side chamber, the valve...
US20140239207 VALVE DEVICE  
A valve device of the present invention includes: a main valve body interposed between a first pressure chamber of a main passage and a second pressure chamber; and a pilot valve body provided in...

Matches 1 - 50 out of 86 1 2 >