Gearing unit for power transferring system

Details Gearing unit for power transferring system Gearing unit for power transferring system

2006-12-26

2009-10-06

Le, David D (Department: 3655)

Planetary gear transmission systems or components

Fluid drive or control of planetary gearing

Pump and motor in series with planetary gearing

C475S078000

Reexamination Certificate

active

07597641

ABSTRACT:
A gearing unit of a power transferring system includes an input shaft, a hydraulic pump, a hydraulic motor, a worm rod and a worm wheel which is cooperated with a pair of planet gears. An output shaft is connected with the worm wheel to transfer torque so as to improve the initial speed, upward slope driving, gear shifting and braking of vehicles.

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patent: 6485387 (2002-11-01), Goodnight et al.
patent: 6692395 (2004-02-01), Rodeghiero et al.
patent: 7497796 (2009-03-01), Ordo et al.

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