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Class Information
Number: 475/321
Name: Planetary gear transmission systems or components > With means to vary drive ratio or disconnect drive (e.g., brake or clutch) > Orbit braked > And lock-up clutch > Friction clutch
Description: Subject matter wherein said clutch* is of a type in which pressure and resultant friction between faces of two relatively moveable parts causes the parts to have common movement.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7357752 |
Power train system having creeper module |
Apr. 15, 2008 |
| 6949042 |
Shiftable transmission |
Sep. 27, 2005 |
| 6824494 |
Planetary gear unit |
Nov. 30, 2004 |
| 6428442 |
Electric motor |
Aug. 6, 2002 |
| 6099433 |
Driving unit with adjustable torque |
Aug. 8, 2000 |
| 5397282 |
Two-speed planetary final drive system with self-timed freewheeler shifts |
Mar. 14, 1995 |
| 5024636 |
Planetary wheel hub |
Jun. 18, 1991 |
| 4738163 |
Multi-speed accessory drive |
Apr. 19, 1988 |
| 4677877 |
Accessory drive with band brake |
Jul. 7, 1987 |
| 4667537 |
Two speed accessory drive |
May. 26, 1987 |
| 4414862 |
Planetary gear arrangement for a continuously variable transmission |
Nov. 15, 1983 |
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