Matches 1 - 50 out of 254 1 2 3 4 5 6 >
Match Document Document Title
7377290 Valve assembly with an integrated circuit arrangement  
A valve assembly for a vibration damper includes a valve housing, an actuator for driving an adjustable valve part, and a circuit arrangement having an opening which provides access to the...
7234482 Servovalve with torque motor  
The servovalve with torque motor consists of a cylindrical case ( 3 ) in which an armature ( 1 ) is arranged on one end of an arm ( 16 ) and a orifice ( 18 ) closing a nozzle ( 19 ) with working...
7204210 Reducing power consumption and noise of electrically actuated valves  
A system and method for controlling electromechanical valves operating in an engine is presented. According to the method, armature levitation is strategically used during a cycle of a cylinder....
7195027 Solenoid valve  
The present invention relates to a solenoid valve. The end of valve, which points away from the magnet core towards the magnet armature, bears against an area of a valve tappet remote from the...
7188823 Electromagnetic valve operating device with adjustable neutral position  
An electromagnetic valve actuating mechanism for an internal combustion engine has an axially displaceable control element with an armature plate, for opening or closing a valve. Two solenoids are...
7182051 Electromechanical valve actuator for internal combustion engines and internal combustion engine equipped with such an actuator  
An electromechanical valve actuator for internal combustion engines, equipped with a polarized electromagnet and with a magnetic plate switches between a first position close to the electromagnet...
7165756 Pressure regulating valve for common-rail fuel injection system  
A pressure regulating valve for regulating the pressure in a common rail, having a pistonlike valve member which is axially displaceably guided in a bore and acts on a closing element that can be...
7165731 Dual travel seated pin valve assembly  
When an engine is cold-started, the engine oil is quite viscous and requires larger passageways to flow through the engine than when the engine is warmed up and the engine oil flows readily. The...
7165518 Adjusting valve lash for an engine with electrically actuated valves  
A system and method for controlling electromechanical valves operating in an engine is presented. According to the method, armature levitation position may be changed to accommodate varying rates...
7156368 Solenoid actuated flow controller valve  
A flow control valve for controlling the flow of fuel in a fuel system including a housing with a fuel passage, a valve device movable to close the fuel passage to block fuel flow through the fuel...
7150447 Electromagnetic driving apparatus and electromagnetic valve  
A bottomed cylindrical member is disposed inner side of a stator core and a coil. The cylindrical member is made of non-magnetic material such as a stainless steel. The cylindrical member has a...
7131632 Microfluidic two-way isolation valve  
A solenoid-operated valve design and method particularly for suited for micro-fluidic applications are disclosed. The solenoid valve contains various structure and features that provide for small...
7128304 Control valve for variable capacity compressors  
A control valve for a compressor with a discharge port, a chamber port, a side chamber port, an intake port, a feed hole between the discharge port and the chamber port, an extraction hole between...
7118088 Fluid control valve  
To provide a fluid control valve which is capable of preventing or suppressing degradation of the accuracy of flow rate control dependent on the lift amount of a valve element from a valve seat. An...
7111594 Method of operating internal combustion engine including electromagnetically driven intake valves  
A method of operating an internal combustion engine having an; electromagnetically driven intake valves for a vehicle. With the method, deviation of an opening operation of the electromagnetically...
7097151 Electromagnetic fuel injection valve  
An electromagnetic fuel injection valve (I) is provided that includes a fixed core ( 5 ) made of a high hardness ferrite magnetic material, and a movable core ( 12 ) that has fixed thereto by...
7093769 Dynamic flow rate adjusting method for injector  
In a dynamic flow rate adjusting method, a press-fitting degree of an adjusting pipe is adjusted to regulate a load applied to a needle by a spring in a direction for closing an injection hole....
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...
6994312 Device for adjusting the armature stroke of a solenoid valve  
A device for adjusting an armature stroke of an armature upon actuation of a magnet of an electromagnetic valve having a stop bush disposed in an axial guide relative to a main body of the...
6994234 Electrically-operated dispensing module  
Electrically-operated dispensing modules capable of dispensing small volumes of a viscous liquid at high operating frequencies and reproducibly among successive dispensed volumes of viscous liquid...
6994060 Control apparatus and method for variable valve  
A control apparatus controls an electromagnetically driven valve, which includes at least one of an electromagnetically driven exhaust valve for opening or closing an exhaust valve and an...
6978745 System for controlling electromechanical valves in an engine  
A system for electronically actuating valves in an engine. The system includes first and second voltage sources, and a plurality of valve actuator subsystems coupled therebetween. Each valve...
6974117 Proportional valve actuating apparatus  
A valve actuating apparatus for providing proportional control of a fluid flow that includes a housing having a valve body with an inlet port and an outlet port. In one embodiment, the valve...
6971346 System for controlling electromechanical valves in an engine  
A system for electronically actuating valves in an engine. The system includes a first voltage source, a second voltage source, and plural valve actuator subsystems coupled between the first...
6957663 Solenoid control valve  
The object of the present invention is to provide a solenoid control valve simple in construction and low in cost, realized by reducing the number of component parts, eliminating screw-joined...
6948461 Electromagnetic valve actuation  
A system and method for controlling an internal combustion engine provide valve actuation that selectively couples an energy storage device to a launching coil to recover energy stored in the...
6941963 High-speed diaphragm valve for atomic layer deposition  
A diaphragm valve includes a pressure vent communicating with an enclosed space behind the diaphragm for reducing resistance to transitioning of the diaphragm between the open and closed positions....
6938875 Proportional solenoid valve  
In a proportional solenoid valve, a valve drive portion that includes a coil, a core that is excited by application of a current to the coil, a plunger that is displaced by a magnetic attraction...
6925975 Controller for controlling an electromagnetic actuator  
A controller for an electromagnetic actuator comprises a pair of springs acting on opposite directions, and an armature connected to the springs. The armature is held in a neutral position given by...
6918571 Solenoid operated valve assembly and method of making same  
A soleniod operated valve has an operating rod attached to the armature with one end of the rod contacting the end of a valve member for effecting movement thereof upon coil energization. A lower...
6913242 Solenoid plunger system with an impact damping mechanism  
The invention is directed to a solenoid plunger system for an electro-pneumatic pressure transducer comprising at least partially in a cladding, particularly an iron cladding, a solenoid plunger, a...
6908290 Air conditioning compressor having reduced suction pulsation  
A compressor for an automotive air conditioning system includes a cylinder head that comprises a mixing chamber, suction chamber and discharge chamber. The cylinder head comprises a first annular...
6899313 Magnetic actuator and method  
A method and assembly for controlling a plunger of a magnetic actuator includes generating a magnetic flux at the plunger that opposes a first bias from a first spring having a first preload. A...
6896236 Controlled leakage hydraulic damper  
A hydraulic damper cylinder 270 is provided for an electromagnetic actuated internal combustion engine cylinder valve 20 . The damper includes a piston 68 slidably mounted within the damper...
6889121 Method to adaptively control and derive the control voltage of solenoid operated valves based on the valve closure point  
The invention provides a computer implemented method to automate the calibration of the drive voltage waveform of a solenoid operated valve. An initial estimate of valve electromagnetic parameters...
6848475 Electro-hydraulic valve and system  
An electro-hydraulic valve is provided for use in a system to control flow and/or pressure within the system. An electro-hydraulic valve arrangement includes a housing and a valving mechanism...
6834667 Adjustment pipe for fuel injection valve, and press-fitting structure and press-fitting method for the same  
In a fuel injection valve, an adjustment pipe made of stainless steel and for adjusting a compression amount of a spring biasing a valve member is press-fitted into a cylindrical housing made of...
6786225 Three-stage relay control  
A three-stage relay control is provided for regulating the flow of gas through, for example, gas valves. The relay control includes a control arm for providing three levels of gas flow and having...
6779776 Intrinsically safe electrically magnetically operated hydraulic valve  
A solenoid operated hydraulic valve for electro-hydraulic controlled underground mining installations such as advancing support frame controllers, with an actuator housing holding coil bodies, an...
6772737 Method and circuit system for operating a solenoid valve  
In a method and a circuit system for operating a solenoid valve, particularly for actuating an electrohydraulic gas-exchange valve control, an injection valve, or an intake or exhaust valve of an...
6769667 Control valve for variable-capacity compressor  
The sensitivity of a pressure-sensitive element in a pressure-sensitive part of a control valve for variable-capacity compressor is made adjustable by means of an adjusting screw provided so as to...
6766819 Apparatus and method for adjusting and sealing a solenoid valve  
An evaporative control valve for a vehicle. The valve has a valve body for containing a solenoid that manipulates a plunger between an open position and a closed position the plunger has a valve...
6742764 Electromagnetic valve  
The present invention relates to an electromagnetic valve including a valve housing accommodating a magnet armature, a magnet core member, a valve closure member, and a valve seat to which a magnet...
6742726 Fuel Injection valve  
A fuel injector, in particular for direct injection of fuel into the combustion chamber of a mixture-compressing, spark-ignited internal combustion engine, comprises an armature that coacts with a...
6732999 Electromagnetic valve device  
In an electromagnetic valve device having a valve housing, a valve member slidably accommodated in the valve housing to control oil communications among ports formed in the valve housing, a spring...
6715732 Proportional solenoid-controlled fluid valve assembly  
A proportional solenoid-driven valve control assembly contains a moveable, magnetic armature positioned adjacent to one end of a fixed pole piece that protrudes from a solenoid bore and is...
6715695 Pressure responsive valve for a compensator in a solid state actuator  
A fuel injector comprises a body having a longitudinal axis, a length-changin solid state actuator that has first and second ends, a closure member coupled to the first end of the solid state...
6713021 Dispensing method and assembly for liquid droplets  
A dispensing assembly for liquid droplets that includes a dispenser connected to a liquid carrying pipe which in turn is connected to a source of pressurized liquid. The dispenser has an elongated...
6702251 Control valve in variable displacement compressor and method of manufacturing the same  
A control valve for a variable displacement compressor is provided. A retainer cylinder in the control valve includes a first cylindrical member made of non-magnetic material and a second...
6688579 Solenoid valve for controlling a fuel injector of an internal combustion engine  
A solenoid valve for controlling a fuel injector of an internal combustion engine having an electromagnet, a movable armature having an armature plate and an armature pin, and a control valve...
Matches 1 - 50 out of 254 1 2 3 4 5 6 >