Stepless automatic transmission for motor vehicles

Details Stepless automatic transmission for motor vehicles Stepless automatic transmission for motor vehicles

1983-03-18

1985-07-02

Krizmanich, George H.

Machine element or mechanism

Elements

Gear casings

74695, 74701, F16H 3700, F16H 3708

Patent

active

045260621

ABSTRACT:
A stepless or continuously variable automatic transmission for motor vehicle, including a first shaft coupled with the output shaft of the engine and rotatably supported by the transmission case consisting of a torque converter case accommodating a fluid joint, a transmission case fastened to the torque converter case and accommodating a V-belt type stepless transmission and a center case interposed between the torque converter and transmission cases; a second shaft disposed parallel with the first shaft and supported by the transmission case rotatably at three support points on the torque converter case, transmission case and center case; and a third shaft disposed parallel with the second shaft and rotatably supported by the transmission case, transmitting power from the first to second shaft by the V-belt type stepless transmission and from the second and third shaft by meshed engagement with a helical output gear mounted on the second shaft and a helical input gear mounted on the third shaft, the stepless automatic transmission being characterized in that: the second shaft is divided into an input section and an output section, and the helical output pulley is mounted between the support points on the torque converter and center and center cases through a roller bearing.

REFERENCES:
patent: 4317389 (1982-03-01), Falzoni
patent: 4329888 (1982-05-01), Falzoni
patent: 4335629 (1982-06-01), Falzoni
patent: 4464145 (1984-08-01), Kawamoto et al.

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