Four-wheel drive vehicle

Motor vehicles – Having four wheels driven – With differential means for driving two wheel sets at...

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Details

74695, 74785, 180197, B60K 1735

Patent

active

047842369

ABSTRACT:
A four-wheel drive vehicle has a permanently driven axle. A planetary gear set and viscous clutch are located in the power train leading to the second axle. The annular gear of the planetary gear set is mounted rotatably and can be stopped by a brake band. When the brake band is tensioned, the four-wheel drive, which is running via the viscous clutch, is in the state of readiness, while it is ineffective when the brake band is released.

REFERENCES:
patent: 4562897 (1986-01-01), Renneker
patent: 4576061 (1986-03-01), Yamakawa et al.
patent: 4605087 (1986-08-01), Ashauer et al.
patent: 4691593 (1987-09-01), Mueller

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