Shift range device for automatic transmission

Details Shift range device for automatic transmission Shift range device for automatic transmission

1991-02-26

1992-02-25

Herrmann, Allan D.

192 clutches and power-stop control

Clutches

Operators

74473R, 74335, G05G 300

Patent

active

050905406

ABSTRACT:
A shift range device for an automatic transmission a shift lever shiftable to any one of a first neutral range, a reverse range, a second neutral range and one or more drive ranges which are arranged in the identified order. A neutral device includes a manual valve connected to the shift lever for establishing the neutral condition in such a manner that the manual valve inhibits the supply of oil pressure to any one of frictional engaging elements of the automatic transmission when the shift lever is transferred to the first neutral position or the second neutral position.

REFERENCES:
patent: 3001618 (1961-09-01), McCordic et al.
patent: 3498155 (1970-03-01), Ivanchich et al.
patent: 3583184 (1971-06-01), Papale
patent: 3650161 (1972-03-01), Ito et al.
patent: 3998110 (1976-12-01), O'Brien et al.
patent: 4118999 (1978-10-01), Bieber
patent: 4631984 (1986-12-01), Jones

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