Select shock attenuation arrangement for automatic automotive tr

Details Select shock attenuation arrangement for automatic automotive tr Select shock attenuation arrangement for automatic automotive tr

1988-06-23

1990-07-17

Braun, Leslie A.

Planetary gear transmission systems or components

Fluid drive or control of planetary gearing

Fluid controlled mechanical clutch or brake

74867, 192 487, B60K 4110

Patent

active

049413708

ABSTRACT:
A sequence valve is interposed between the manual valve and the reverse clutch and arranged to control the communication therebetween. The valve is responsive to the pressure which develops in the low and reverse brake and establishes communication between the manual valve and the reverse clutch when the pressure prevailing in the low and reverse brake is such as to indicate that the brake is engaged to a predetermined degree.

REFERENCES:
patent: 3679033 (1972-07-01), Wagner
patent: 4225029 (1980-09-01), Ushijima
patent: 4561528 (1985-12-01), Sugano
patent: 4602529 (1986-07-01), Sugano
patent: 4665774 (1987-05-01), Oguri
patent: 4709597 (1987-12-01), Yasue et al.
patent: 4765202 (1988-08-01), Hayasaki
patent: 4858501 (1989-08-01), King
Nissan Motor Automatic Transaxle RN 4FO2A and RL4F02A (A261C06); 1984; pp. 44 and 56; Nissan Motor Co., Ltd.

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