Push/pull clutch apply piston of an automatic transmission

Details Push/pull clutch apply piston of an automatic transmission Push/pull clutch apply piston of an automatic transmission

1988-04-29

1990-04-10

Braun, Leslie A.

192 clutches and power-stop control

Clutches

Operators

192 8716, 192 4891, F16D 2510

Patent

active

049152041

ABSTRACT:
A push-pull clutch apply piston of a four-speed automatic transmission which utilizes a clutch apply piston with a single pressure plate being pushed by fluid pressure in one direction for applying a clutch assembly and being pulled in an opposite direction for applying an adjacent clutch assembly. The piston has an axially extending flange at an outer periphery thereof, and at least one pressure plate retained to the flange.

REFERENCES:
patent: 2743626 (1956-05-01), Schjolin
patent: 2750017 (1956-06-01), Ahlen
patent: 2764269 (1956-09-01), Schjolin
patent: 2898774 (1959-08-01), Lammerz
patent: 3669233 (1972-06-01), Kraus et al.
patent: 4454786 (1984-06-01), Stockton

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