Hydraulic transaxle

Details Hydraulic transaxle Hydraulic transaxle

2009-02-12

2010-11-30

Winner, Tony H. (Department: 3611)

Motor vehicles

Steering by driving

Independently operable drive motors

C180S006300

Reexamination Certificate

active

07841429

ABSTRACT:
A hydraulic transaxle comprises: a housing having a fluid sump therein, the housing including mutually joined housing parts; a pair of first wheels disposed at one of front and rear portions of the vehicle; an axle disposed in the housing; a center section disposed in the housing, the center section being formed therein with a pair of fluid ducts; a hydraulic pump disposed in the housing, fitted to the center section, and communicating with the fluid ducts; and a hydraulic motor disposed in the housing, fitted to the center section, and communicating with the fluid ducts so as to be fluidly connected to the hydraulic pump. The hydraulic motor includes a cylindrical motor shaft relatively rotatably and coaxially penetrated by the axle and drivingly connected to the axle.

REFERENCES:
patent: 5528958 (1996-06-01), Hauser
patent: 5836159 (1998-11-01), Shimizu et al.
patent: 6109032 (2000-08-01), Shimizu et al.
patent: 6467265 (2002-10-01), Abend
patent: 6508059 (2003-01-01), Takada et al.
patent: 7082759 (2006-08-01), Tsukamoto et al.
patent: 7246670 (2007-07-01), Hayashi et al.
patent: 5-51487 (1993-08-01), None

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