Hydraulic control system for automatic transmission

Details Hydraulic control system for automatic transmission Hydraulic control system for automatic transmission

1983-07-29

1985-09-10

Herrmann, Allan D.

Machine element or mechanism

Rotary member or shaft indexing, e.g., tool or work turret

Preselected indexed position

74865, 192109F, F16H 4700

Patent

active

045398704

ABSTRACT:
A single accumulator is operatively connected to a fluid operated clutch so as to retard a rise in fluid pressure supplied to the fluid operated clutch which is to be engaged during a downshift from the highest speed ratio to any one of the lower speed ratios and when the transmission shifts from a neutral to a forward drive.

REFERENCES:
patent: 3656373 (1972-04-01), Shimosaki
patent: 3703228 (1972-11-01), Chana
patent: 3988951 (1976-11-01), Mair et al.
patent: 4125038 (1978-11-01), Hiramatsu
patent: 4274308 (1981-06-01), Iwanaga et al.
patent: 4331046 (1982-05-01), Leonard et al.
patent: 4347765 (1982-09-01), Leonard et al.

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