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Class Information
Number: 192/12A
Name: Clutches and power-stop control > Clutch and brake > Internal resistance

Patents under this class:

Patent Number Title Of Patent Date Issued
8016092 Magneto-rheological clutch and wheel transmission apparatuses and methods Sep. 13, 2011
7891474 Magneto-rheological brake-clutch apparatuses and methods Feb. 22, 2011
7810236 Method for manufacturing a power transmitting apparatus Oct. 12, 2010
7686146 Combination viscous fan drive and viscous heat device Mar. 30, 2010
6267705 Retarder braking moment adaptation during clutching and gear changing Jul. 31, 2001
6135742 Eccentric-type vane pump Oct. 24, 2000
5988344 Fluid power transmission clutch brake Nov. 23, 1999
5829562 Drive unit Nov. 3, 1998
5566801 Torque converter having a retarder mechanism therein Oct. 22, 1996
5482148 System for transmission overspeed and horsepower limit protection Jan. 9, 1996
5333707 Controller for retarder Aug. 2, 1994
5285872 Hydraulic retarder having a fluid filled casing with a rotor operating clutch disposed therein Feb. 15, 1994
5165507 Damper for a flapdoor using viscous fluid Nov. 24, 1992
5031738 Motor vehicle brake system Jul. 16, 1991
4830151 Damper comprising rotor shaft and gear sleeve having equal external diameter portions with clutch spring wound thereabout May. 16, 1989
4796733 Oil damper Jan. 10, 1989
4697673 One-way damper Oct. 6, 1987
4618039 One-way clutch Oct. 21, 1986
4615096 Method of making a belt tensioner with a rotary fluid dampener Oct. 7, 1986
4458793 Hydraulic clutch brake for wet plate clutches Jul. 10, 1984
4321990 Hydrodynamic retarding brake and oil-cooled driveline clutch Mar. 30, 1982
4262781 Hydraulic retarder for multi-speed power transmissions Apr. 21, 1981
4257504 Hydrodynamic retarder for vehicles, especially for motor vehicles Mar. 24, 1981
4191096 Time delay assembly Mar. 4, 1980
4066157 Impeller disconnect and brake mechanism Jan. 3, 1978
3941224 Continuous hydrodynamic brake for motor vehicles, especially heavy commercial vehicles Mar. 2, 1976

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