Stator shaft connection through oil pump of automatic transmissi

Details Stator shaft connection through oil pump of automatic transmissi Stator shaft connection through oil pump of automatic transmissi

1988-10-31

1990-04-17

Garrett, Robert E.

Power plants

Pressure fluid source and motor

Coaxial impeller and turbine unit

418170, F04B 3912

Patent

active

049168991

ABSTRACT:
An oil pump of an automatic transmission, which comprises a casing having an oil pump gear chamber formed therein, the casing having first and second bores exposed to the oil pump gear chamber, the first and second bores being coaxially spaced from each other with an interposal of the oil pump gear chamber therebetween; gears operatively disposed in the oil pump gear chamber of the casing; a first splined portion formed on a leading end portion of a stator shaft of a torque converter; and a second splined portion formed on an inner surface of the second bore, wherein the stator shaft is thrusted through the first and second bores in this order into a fixed position wherein the first and second splined portions are operatively engaged.

REFERENCES:
patent: 2910832 (1959-11-01), Kelley
patent: 3619093 (1971-11-01), Harle et al.
patent: 4645441 (1987-02-01), Shirai et al.
patent: 4850832 (1989-07-01), Murota
Catalog pages describing ZF Oil Pump; from Zahnradfabrik Friedrichshafen AG (West Germany).

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