All wheel drive continously variable transmission having dual mo

Details All wheel drive continously variable transmission having dual mo All wheel drive continously variable transmission having dual mo

1998-03-19

2000-03-14

Marmor, Charles A.

Planetary gear transmission systems or components

Nonplanetary variable speed or direction transmission...

Nonplanetary transmission is friction gearing

475210, 475206, F16H 3702, F16H 3708

Patent

active

060366168

ABSTRACT:
An automatic transmission for an automotive vehicle includes a continually variable drive mechanism having one sheave assembly fixed to an intermediate shaft and the input sheave assembly supported on an input shaft, a planetary gearset driveably connected to the input shaft and an output shaft, a fixed ratio drive mechanism in the form of a chain drive providing a torque delivery path between the intermediate shaft and the carrier of the gearset, a transfer clutch for connecting and releasing the first sheave of the variable drive mechanism and input shaft, a low brake, a second speed brake, a reverse brake, and a clutch for selectively driveably connecting the output of the fixed drive mechanism and a front output shaft.

REFERENCES:
patent: 4644821 (1987-02-01), Sumiyoshi et al.
patent: 5470285 (1995-11-01), Schneider et al.
patent: 5697861 (1997-12-01), Wilson
patent: 5803859 (1998-09-01), Haka
patent: 5827146 (1998-10-01), Yan et al.
patent: 5890987 (1999-04-01), Lamers

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