Transmission with miniature motor for control to oil flow

Details Transmission with miniature motor for control to oil flow Transmission with miniature motor for control to oil flow

2006-09-26

2006-09-26

Ho, Ha (Department: 3681)

Planetary gear transmission systems or components

Fluid drive or control of planetary gearing

Fluid controlled mechanical clutch or brake

C475S127000, C475S138000, C475S146000

Reexamination Certificate

active

07112156

ABSTRACT:
A transmission includes a plurality of fluid passages configured to transmit fluid through the transmission for operating the transmission. A miniature electric motor is operatively connected to a moveable blocker positioned in one of the passages for actuating movement of the blocker between an open position in which fluid is allowed to flow through the passage, and a closed position in which the passage is blocked.

REFERENCES:
patent: 5970998 (1999-10-01), Talbot et al.
patent: 6334462 (2002-01-01), Dore et al.
patent: 6494804 (2002-12-01), Hunnicutt et al.

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