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.
Patent No.:
Date of Patent:
Jun. 22, 2004
Filed:
May. 08, 2002
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Abstract
A rear wheel steering apparatus comprises an electric motor generating rotational torque, an electric control device controlling the rotation of the electric motor, a motion converting device converting the rotational torque of the electric motor into a propulsion force, an output shaft outputting the propulsion force, a rear wheel steering angle detecting device detecting a steering angle of the rear wheels steered by the output shaft, a regulating member for prohibiting the output shaft from rotating while allowing the output shaft to move axially, a neutral return device manually returning the rear wheels to a neutral position upon failure of the motor or the electric control device, a neutral return detecting device for detecting the return of the output shaft to the neutral position and a neutral return notification device for notifying the return of the output shaft to the neutral position.