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. 30, 2009
Filed:
Apr. 10, 2006
Nobuo Sugitani, Sakura, JP;
Nobuo Sugitani, Sakura, JP;
Honda Motor Co., Ltd., Tokyo, JP;
Abstract
A steering apparatus for a vehicle, includes: an operation unit; an input operation magnitude measuring unit; a turning actuator turning steerable wheels; a reaction force actuator; a turning actuator control unit; a reaction force actuator control unit; a planetary gear unit disposed between the operation unit and the turning actuator; a locking element fixing and releasing a component of the planetary gear unit; a locking element operation unit; a locking state detection unit; and a control unit executing at least one of the control operations for increasing magnitude of a control parameter for the turning actuator and for increasing magnitude of a control parameter for the reaction force actuator if it is determined by the locking state detection unit that the locking element is placed in a locked state even though the locking element operation unit is operated so as to place the locking element in the locked state from an unlocked state.