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A crawler type vehicle driving apparatus which is designed to be compact in construction and readily be disassembled and reassembled. The apparatus comprises a rotating assembly having a bore extending along its rotational axis, a motor housing fixedly supported by a stationary frame structure and a

A crawler type vehicle driving apparatus which is designed to be compact in construction and readily be disassembled and reassembled. The apparatus comprises a rotating assembly having a bore extending along its rotational axis, a motor housing fixedly supported by a stationary frame structure and accommodated in the bore of the rotating assembly through bearings for rotatably supporting the rotating assembly, a hydraulic motor accommodated in the motor housing to be removed from one side of the rotating assembly, and a reduction gear unit detachably attached to the other side of the rotating assembly in driving engagement with the hydraulic motor.

대표청구항 ▼

A crawler type vehicle driving apparatus, comprising in combination: a motor housing; and a hydraulic motor housed in said motor housing and including a rear casing having a pair of fluid passages provided therein, a timing plate integrally engaged with the front surface of said rear casing and havi

A crawler type vehicle driving apparatus, comprising in combination: a motor housing; and a hydraulic motor housed in said motor housing and including a rear casing having a pair of fluid passages provided therein, a timing plate integrally engaged with the front surface of said rear casing and having a pair of distributing passages in fluid communication with said fluid passages in said rear casing, a piston cylinder assembly operably mounted at the front surface of said timing plate and having an axis of rotation, an inclined plate operably mounted at the front surface of said piston cylinder assembly, an output shaft positioned along the axis of said piston cylinder assembly and rotated in unison with said piston cylinder assembly, a retaining member holding said rear casing and said inclined plate so as to permit said hydraulic motor to be easily removed and attached as a single unit from and into said motor housing, positioning means securely mounted on a peripheral portion of said inclined plate to provide desired relative positions of said motor housing and said inclined plate, a bearing positioned between said inclined plate and said output shaft for rotatably engaging said inclined plate with said output shaft, and a holding member for retaining said bearing in its predetermined position.