Transmission breather control valve

Details Transmission breather control valve Transmission breather control valve

1991-08-23

1992-07-14

Fox, John C.

Fluid handling

Systems

Dividing into parallel flow paths with recombining

74606R, 33727, A61K 1500

Patent

active

051294222

ABSTRACT:
This invention relates to automatic transmissions and more particularly to valves for controlling and limiting automatic transmission breathing to reduce oxidation of the operating fluid fill. The valve permits relief of any residual pressure within the transmission housing for checking the operating fluid level.

REFERENCES:
patent: 2953939 (1960-09-01), Rains
patent: 3314306 (1967-04-01), Barclae
patent: 3527250 (1970-09-01), Thomas et al.
patent: 3686973 (1972-08-01), Davison, Jr. et al.
patent: 3693651 (1972-09-01), Gifford
patent: 3722321 (1973-03-01), Walker et al.
patent: 4330940 (1982-05-01), Leitgeb

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