Breathing system for an automatic transmission

Details Breathing system for an automatic transmission Breathing system for an automatic transmission

1977-08-25

1978-07-04

Herrmann, Allan D.

Machine element or mechanism

Elements

Gear casings

74740, F16H 5702, B60K 1702

Patent

active

040981436

ABSTRACT:
A breathing system for an automatic transmission including a fluid torque converter, an oil pump, an overdrive means and an auxiliary gear means each having its own housing and being air-tightly connected with each other in series in said order, the system including a passage extending through the housings of the oil pump, the overdrive means and the auxiliary gear means for releasing the internal space confined in the assembly of the housings to the atmosphere, the passage including a loop portion at a middle portion thereof including two parallel passages, one being located at a lower gravity potential level than the other.

REFERENCES:
patent: 3186374 (1965-06-01), Heider
patent: 3214989 (1965-11-01), Wellauer et al.
patent: 3533307 (1970-10-01), Gunderson

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