Vehicle steering system

Details Vehicle steering system Vehicle steering system

2007-07-02

2010-02-23

Dickson, Paul N (Department: 3611)

Motor vehicles

Steering gear

With electric power assist

C402S021000

Reexamination Certificate

active

07665572

ABSTRACT:
A vehicle steering system is provided which includes a variable angle ratio mechanism for changing an angle ratio of a steering angle of a steering member to a turning angle of a steering mechanism, the variable angle ratio mechanism including a first sun gear connected to a steering column, a second sun gear connected to the steering mechanism, and planetary gears each having a first toothed portion and a second toothed portion which are adapted to mesh with the first and second sun gears respectively, and are arranged to be spaced apart from each other in a tooth face width direction, the first toothed portion and the second toothed portion being formed integrally through forging.

REFERENCES:
patent: 5092190 (1992-03-01), Kubo et al.
patent: 6896090 (2005-05-01), Kanda et al.
patent: 7144346 (2006-12-01), Hermann et al.
patent: 7244214 (2007-07-01), Shimoyama et al.
patent: 2005/0046290 (2005-03-01), Baukholt et al.
patent: 2005/0205340 (2005-09-01), Shimoyama et al.
patent: 2005-343205 (2005-12-01), None

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