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Class Information
Number: 192/85C
Name: Clutches and power-stop control > Clutches > Operators > Fluid pressure > Clutch and nonrotating motor
Description:










Sub-classes under this class:

Class Number Class Name Patents


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7588133 Clutch control system for power transmission devices Sep. 15, 2009
7534193 Coupling assembly May. 19, 2009
7419456 Device for increasing the functional reliability of a hydraulic circuit of a hydraulically operable clutch Sep. 2, 2008
7337886 Torque transfer mechanisms with power-operated clutch actuator Mar. 4, 2008
7334671 Actuating device for a clutch Feb. 26, 2008
7222708 Clutch actuator May. 29, 2007
7216752 Hydraulic cylinder May. 15, 2007
7201265 Torque transfer mechanism with power-operated clutch actuator Apr. 10, 2007
7201264 Torque transfer mechanisms for power-operated clutch actuator Apr. 10, 2007
7159704 Hydraulic system Jan. 9, 2007
7104379 Power-operated clutch actuator Sep. 12, 2006
7104373 Electro-pneumatic shifting system Sep. 12, 2006
7097019 Low power modulating clutch control system with electromagnetic actuator Aug. 29, 2006
7017438 Hydraulic gear selection drive means and associated transmission assembly Mar. 28, 2006
6932742 Method of and apparatus for compensating for the influence of changes of rotational speed upon the characteristic curve of a clutch Aug. 23, 2005
6883657 Power transfer device with hydraulic clutch actuation Apr. 26, 2005
6840364 Power train for use in motor vehicles and the like Jan. 11, 2005
6827194 Clutch actuation device Dec. 7, 2004
6763922 Clutch engaging and disengaging apparatus Jul. 20, 2004
6745880 Two-way clutch assembly having selective actuation Jun. 8, 2004
6719116 Air assisted vehicle clutch linkage Apr. 13, 2004
6679362 Actuator device for a clutch device Jan. 20, 2004
6668997 Device for fixing a hydraulic clutch activating device, especially a clutch slave cylinder Dec. 30, 2003
6595341 Aluminum-coated plastic member Jul. 22, 2003
6595338 Torque transfer clutch with linear piston hydraulic clutch actuator Jul. 22, 2003
6564918 Clutch-actuating device and a coupling having a restriction mechanism and a conduit unit to be used with the clutch-actuating device May. 20, 2003
6454075 Device for actuating a clutch, in particular for motor vehicles Sep. 24, 2002
6409005 Clutch control system Jun. 25, 2002
6298968 Hydraulic transmitter with incorporated reservoir and hydraulic control comprising such a transmitter Oct. 9, 2001
6290045 Actuating mechanism for a clutch Sep. 18, 2001
6227342 Motorcycle clutch system May. 8, 2001
6196369 Actuating device for the actuation, in particular pneumatic actuation of a friction clutch Mar. 6, 2001
6105743 Method and apparatus for regulating the transmission of torque in power trains Aug. 22, 2000
6102182 Clutch control device Aug. 15, 2000
6095306 Pushrod impact isolator Aug. 1, 2000
6085884 Actuating element for a clutch actuated by pressure medium Jul. 11, 2000
5988340 Two components of a cylinder for a hydraulically operated friction clutch assembly having scored running surface for minimizing noise Nov. 23, 1999
5960922 Hydraulic cylinder such as a clutch master or servant cylinder in a motor vehicle having a bleed element Oct. 5, 1999
5950788 Operating device for operating a friction clutch Sep. 14, 1999
5947249 Device for fixing and articulating a master cylinder on a motor vehicle clutch pedal Sep. 7, 1999
5944159 Hydraulic actuating drive Aug. 31, 1999
5934432 Actuator system for vehicle automated clutches with electric motor actuator and pressurized fluid override Aug. 10, 1999
5906256 Automatic clutch unit for vehicle use May. 25, 1999
5899309 Hydraulic clutch control, notably for motor vehicles May. 4, 1999
5896966 Hydraulic seed clutch actuator for seed drills Apr. 27, 1999
5887692 Hydraulic pressure cylinder with combined boot and spring Mar. 30, 1999
5860502 Hydraulically operated clutch assembly for a motor vehicle having a detachable plug-type connector Jan. 19, 1999
5822989 Thermochemical/mechanical brake and clutch unit Oct. 20, 1998
5823308 Clutch control with multiple actuating cylinders for a pull-type clutch Oct. 20, 1998
5779019 Hydraulically operated clutch assembly for a motor vehicle having a cylinder with a plug-in connection Jul. 14, 1998

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