Planetary gear transmission systems or components – Fluid drive or control of planetary gearing – Pump and motor in series with planetary gearing
Reexamination Certificate
2006-02-14
2006-02-14
Wright, Dirk (Department: 3681)
Planetary gear transmission systems or components
Fluid drive or control of planetary gearing
Pump and motor in series with planetary gearing
Reexamination Certificate
active
06997839
ABSTRACT:
A hydraulic motor assembly having a motor and gear reduction set mounted in a housing. The housing may be formed of separate components, including the external surface of the ring gear and the hydraulic motor port block. The motor assembly may also include pressure relief valves or neutral valves in the motor port block and a brake assembly mounted in the port block or on the motor housing to provide braking for the output axle.
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Hauser Raymond
Langenfeld Thomas J.
Roney Matthew C.
Hydro-Gear Limited Partnership
Neal Gerber & Eisenberg LLP
Wright Dirk
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