On-demand power take-off unit for four-wheel drive vehicle

Details On-demand power take-off unit for four-wheel drive vehicle On-demand power take-off unit for four-wheel drive vehicle

2006-02-28

2006-02-28

Pang, Roger (Department: 3681)

Planetary gear transmission systems or components

Variable speed or direction transmission combined with...

C475S204000, C475S206000, C475S295000, C475S318000, C192S038000

Reexamination Certificate

active

07004874

ABSTRACT:
An on-demand power take-off unit is equipped with a dual-mode bi-directional overrunning clutch and a shift mechanism to establish on-demand and part-time four-wheel drive modes. Further, the power take-off unit includes a disconnect clutch that is controlled by the mode shift mechanism to establish a two-wheel drive mode in addition to the four-wheel drive modes.

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