Hydrostatic transaxle

Details Hydrostatic transaxle Hydrostatic transaxle

1991-07-22

1993-01-12

Kwon, John T.

Power plants

Pressure fluid source and motor

Input pump and rotary output motor system having...

91492, 91493, F16D 3900

Patent

active

051779676

ABSTRACT:
A hydrostatic transaxle includes a hydrostatic transmission with a pump and motor, the pump and motor each including a track ring radially surrounding a cylinder in which are disposed a plurality of pistons rotatable on a fixed conduit. The motor track ring includes radially extending lugs disposed 180.degree. from each other that are captured between the upper and lower transaxle casing halves thereby preventing axial or radial movement of the motor track ring.

REFERENCES:
patent: 3165068 (1965-01-01), Burnham et al.
patent: 3376703 (1968-04-01), Buczynski
patent: 3584460 (1971-06-01), Boyd
patent: 3895565 (1975-07-01), Schottler
patent: 3968734 (1976-07-01), Rutz
patent: 4126994 (1978-11-01), Rockwell
patent: 4845951 (1989-07-01), Hayashi et al.
patent: 4920859 (1990-05-01), Smart et al.
patent: 4979583 (1990-12-01), Thoma et al.

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