Ranged single clutch layshaft powershift automatic transmission

Details Ranged single clutch layshaft powershift automatic transmission Ranged single clutch layshaft powershift automatic transmission

2006-07-25

2006-07-25

Lewis, Tisha (Department: 3681)

Machine element or mechanism

Gearing

Interchangeably locked

C074S329000

Reexamination Certificate

active

07080566

ABSTRACT:
A power transmission for a motor vehicle includes an input, a first layshaft, a second layshaft, an intermediate layshaft, a first power path for transmitting power between the input and first layshaft and producing a first ratio of a speed of the first layshaft and a corresponding speed of the input, a second power path for transmitting power between the input and second layshaft and producing a second ratio of the speed of the second layshaft and corresponding speed of the input, a speed reduction power path driveably connected to the intermediate layshaft, couplers for the first and second layshafts to various gearsets, a range coupler for coupling the output alternately to the speed reduction power path and the intermediate layshaft, and a clutch for releasably connecting the input and second power path.

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