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Class Information
Number: 251/129.15
Name: Valves and valve actuation > Electrically actuated valve > Including solenoid
Description: Subject matter wherein the valve actuator comprises a winding or coil and a metal core or armature, i.e., a solenoid, the coil and armature mounted for relative movement when the coil is energized.










Sub-classes under this class:

Class Number Class Name Patents
251/129.21 Coil surrounds valve port or flow line 503
251/129.17 Having diaphragm between coil and opening controlled 223
251/129.16 Having plate-shaped armature 510
251/129.19 Lost motion between valve and valve actuator 199
251/129.2 Mechanical movement between valve and solenoid 212
251/129.22 Solenoid within flow line 62
251/129.18 With means to adjust stroke of armature 254


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next

Patent Number Title Of Patent Date Issued
6786466 Electromagnetic valve support Sep. 7, 2004
6786467 Longer stroke control valve and actuator Sep. 7, 2004
6786708 Laminated devices and methods of making same Sep. 7, 2004
6783109 Electromagnetic fuel injection valve Aug. 31, 2004
6779776 Intrinsically safe electrically magnetically operated hydraulic valve Aug. 24, 2004
6776391 Electromagnet valve Aug. 17, 2004
6778051 Electromagnetic valve Aug. 17, 2004
6774753 Normally closed electromagnetic valve Aug. 10, 2004
6772743 Reducing armature friction in an electric-actuated automotive emission control valve Aug. 10, 2004
6766820 Field adjustable pilot guard Jul. 27, 2004
6766824 Fluid control valve and a feedback control system therefor Jul. 27, 2004
6761290 Device for applying fluid material on a substrate, and application valve Jul. 13, 2004
6759934 Proportionally-controllable solenoid actuator Jul. 6, 2004
6755161 Gas exchange valve drive for a valve-controlled combustion engine Jun. 29, 2004
6755390 Electromagnetic valve Jun. 29, 2004
6752372 Valve magnet Jun. 22, 2004
6752374 Electromagnetic valve and method of manufacturing same Jun. 22, 2004
6748976 Electromagnetic valve Jun. 15, 2004
6749174 Exhaust gas recirculation valve having low drag Jun. 15, 2004
6749175 Solenoid for solenoid valve Jun. 15, 2004
6745457 Electromagnetically operable valve and method for producing a magnet housing for a valve Jun. 8, 2004
6745790 Electromagnetic valve Jun. 8, 2004
6745992 Pilot operated control valve having a poppet with integral pressure compensating mechanism Jun. 8, 2004
6739293 Hydraulic valve actuation systems and methods May. 25, 2004
6739571 Solenoid valve May. 25, 2004
6739843 Control valve and variable displacement compressor having the same May. 25, 2004
6740827 Bi-directional piloted solenoid-operated valve May. 25, 2004
6737766 Magnetic actuator and method May. 18, 2004
6737946 Solenoid for efficient pull-in and quick landing May. 18, 2004
6732998 Method of forming laminated core and electromagnetic type valve driving device May. 11, 2004
6732999 Electromagnetic valve device May. 11, 2004
6729446 Solenoid-operated driving apparatus and damping force control type hydraulic shock absorber using the same May. 4, 2004
6731192 Solenoid coil positioning assembly and method May. 4, 2004
6722347 Control routine for a current driver Apr. 20, 2004
6722627 Electromagnetic valve device and manufacturing method thereof Apr. 20, 2004
6722628 Miniature poppet valve assembly Apr. 20, 2004
6718918 Device for actuating a gas exchange valve Apr. 13, 2004
6719265 Electromagnetic actuator for a valve in the automotive field Apr. 13, 2004
6719267 Magnet valve and fluid control apparatus using the same Apr. 13, 2004
6715475 Exhaust gas recirculation valve Apr. 6, 2004
6715700 Solenoid valve Apr. 6, 2004
6707174 Magnetic flux regulator to reduce performance change caused by amp-turn variation Mar. 16, 2004
6705589 Electromagnetically actuated valve, especially for hydraulic braking systems in motor vehicles Mar. 16, 2004
6705590 Fuel supply apparatus Mar. 16, 2004
6702253 Method for producing a magnetic coil for a valve and valve with a magnetic coil Mar. 9, 2004
6698408 Position control strategy EGR valve actuator Mar. 2, 2004
6698713 Solenoid for electromagnetic valve Mar. 2, 2004
6695281 Water flow control device incorporating water limiting valve Feb. 24, 2004
6695284 Electromagnetic valve apparatus Feb. 24, 2004
6695970 Actuated bypass valve and method of using same for reducing swimming pool energy consumption Feb. 24, 2004

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