The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 01, 2001

Filed:

Jun. 28, 1999
Applicant:
Inventors:

Hiroshi Furumi, Wako, JP;

Kunio Shirakawa, Wako, JP;

Yoshio Kakizaki, Wako, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62D 5/04 ;
U.S. Cl.
CPC ...
B62D 5/04 ;
Abstract

Provided is a rear wheel steering device which includes a rotary shaft having a pair of threaded sections of mutually opposite senses, and a pair of slide members supported in a rotationally fast manner, and having threaded sections which engage the corresponding threaded sections of the rotary shaft so as to be moveable in mutually opposite axial directions as the rotary shaft is turned in either direction, and a pair of clutch units each interposed between a corresponding one of the slide members and the slide shaft for selectively coupling them in an axially fast manner. Thus, the steering direction can be determined by selectively engaging either one of the clutch units, and the magnitude of the steering angle can be determined by turning the rotary shaft with an electric motor in either direction. In particular, when it is desired to bring the steering device to the neutral position, it can be achieved simply by turning the electric motor in a prescribed direction without regard to the current state of the steering device.


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