Driveline torque reducer

Details Driveline torque reducer Driveline torque reducer

2005-01-28

2008-11-18

Estremsky, Sherry (Department: 3681)

Planetary gear transmission systems or components

Planetary gearing or element

C475S214000

Reexamination Certificate

active

07452305

ABSTRACT:
A vehicular powertrain system includes a prime mover having an output, a multi-ratio transmission having an input, and a torque reduction coupling system coupling the prime mover output and the multi-ratio transmission input. The exemplary torque reduction coupling system includes a clutch and a planetary gear set selectively coupling the prime mover output to the multi-ratio transmission input. The exemplary planetary gear set includes one components of the planetary gear set being selectively coupled to the clutch.

REFERENCES:
patent: 1861482 (1932-06-01), Sifton
patent: 1865648 (1932-07-01), Sifton et al.
patent: 2890603 (1959-06-01), Miller et al.
patent: 6217475 (2001-04-01), Shih
patent: 6406400 (2002-06-01), Shih
patent: 6537169 (2003-03-01), Morii
patent: 6979275 (2005-12-01), Hiraku et al.
patent: 2004/0254045 (2004-12-01), McGee et al.

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