Control adaptation of variable gear ratio steering

Details Control adaptation of variable gear ratio steering Control adaptation of variable gear ratio steering

2008-07-31

2011-10-04

Hurley, Kevin (Department: 3611)

Motor vehicles

Steering gear

With electric power assist

C180S417000, C180S421000, C180S446000, C701S041000, C701S042000

Reexamination Certificate

active

08028789

ABSTRACT:
An adaptive control VGR steering system that varies the steering gear ratio between a vehicle hand-wheel angle and the road wheel angle based on vehicle speed and one or more of hand-wheel angle, driver attentiveness and a driver's driving style and skill.

REFERENCES:
patent: 5423391 (1995-06-01), Shimizu
patent: 6155377 (2000-12-01), Tokunaga et al.
patent: 7066295 (2006-06-01), Ohta et al.
patent: 2005/0203646 (2005-09-01), Makino et al.
patent: 2007/0261909 (2007-11-01), Higashi et al.
patent: 2008/0264714 (2008-10-01), Morikawa

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