Automatic transmission for vehicles

Details Automatic transmission for vehicles Automatic transmission for vehicles

1989-02-06

1990-02-13

Bonck, Rodney H.

Planetary gear transmission systems or components

Variable speed or direction transmission combined with...

Variable speed or direction is planetary transmission

74606R, 475200, 475206, 475312, F16H 3708

Patent

active

048996211

ABSTRACT:
An automatic transmission for motor vehicles, including a first shaft rotatably supported by the automatic transmission case and consisting of an input shaft coupled with the engine output shaft through a joint like a fluid joint or a friction clutch and an output shaft disposed in series and coaxially with the input shaft and mounting an output gear; a second shaft consisting of a long shaft rotatably supported by the transmission case parallel with the first shaft and a short shaft rotatably mounted on the long shaft, one of the long and short shafts having an input gear connected to the output gear of the first shaft by direct meshing engagement therewith or through a chain or an idler gear while the other one having an output gear mounted thereon; a differential having a large drive gear connected to the output gear of the second shaft by direct meshing engagement therewith or through a chain or an idler gear; a first speed-changing planetary gear mechanism provided between the input and output shafts of the first shaft; and a second speed-changing planetary gear mechanism provided between the input and output shafts of the second shaft.

REFERENCES:
patent: 4716786 (1988-01-01), Sakakibara

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