Speed change gear system

Details Speed change gear system Speed change gear system

1975-04-22

1977-06-07

Scott, Samuel

Machine element or mechanism

Gearing

Plural power paths to and/or from gearing

74753, F16H 5710

Patent

active

040275523

ABSTRACT:
A speed change gear system of the planetary gear type suited for applications within fluid couplings used upon automobiles includes three simple planetary gear sets of the single pinion type and the double pinion type, two clutch units, and three brake units. The movable members of the three planetary gear sets are suitably coupled to each other, and the brake units are suitably locked and unlocked so as to attain the desired speed ranges, that is, at least four forward drive speeds and at least one reverse drive speed.

REFERENCES:
patent: 1814096 (1931-07-01), Saki
patent: 2990727 (1961-07-01), Miller
patent: 3022683 (1962-02-01), Simon
patent: 3077795 (1963-02-01), Chambers et al.
patent: 3815445 (1974-06-01), Gorrell et al.
patent: 3835732 (1974-09-01), Mori et al.
patent: 3877320 (1975-04-01), Iijima

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