Method of controlling a four wheel drive vehicle

Details Method of controlling a four wheel drive vehicle Method of controlling a four wheel drive vehicle

1989-09-19

1991-01-29

Hill, Mitchell J.

Motor vehicles

Having four wheels driven

74866, 3644241, 474 28, B60K 1734

Patent

active

049879677

ABSTRACT:
A controlling method of a four wheel drive vehicle includes a detecting step and a controlling step. The detecting step detects difference in speeds between a front driving shaft and a rear driving shaft. The controlling step controls an apparatus for controlling a distribution ratio of driving torque of the four wheel drive vehicle so as to harmonize the difference in the speeds with a desired value.

REFERENCES:
patent: 4546673 (1985-10-01), Shigematsu
patent: 4551119 (1985-11-01), Sugaya
patent: 4605084 (1986-08-01), Haynes et al.
patent: 4619629 (1986-10-01), Shigematsu
patent: 4701853 (1987-10-01), Osanai
patent: 4709775 (1987-12-01), Watanabe et al.
patent: 4723624 (1988-02-01), Kawasaki et al.
patent: 4754835 (1988-07-01), Stelter
patent: 4773500 (1988-09-01), Naito
Article from "MotorFan" dated 12/85.

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