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:
Aug. 28, 2007
Filed:
Mar. 24, 2003
Noriyuki Suzuki, Aichi, JP;
Tomoyuki Funayama, Toyota, JP;
Toshio Asahi, Toyota, JP;
Tomoo Kakegawa, Toyota, JP;
Noriyuki Suzuki, Aichi, JP;
Tomoyuki Funayama, Toyota, JP;
Toshio Asahi, Toyota, JP;
Tomoo Kakegawa, Toyota, JP;
Kabushiki Kaisha Tokai Rika Denki Seisakusho, Aichi, JP;
Abstract
An electric steering lock device which can prevent a motor from being overloaded and can increase the drive force of the motor. The electric steering lock device of the present invention has a lock bar that moves according to the movement of a lift member. In a state where female threads provided on the lift member are threadably engaged with male threads provided on a rotary shaft, the lift member moves along the axis of the rotary shaft according to the rotation of the rotary shaft, which is driven by an electric motor. The female threads of the lift member can be disengaged from the male threads according to the rotation of the rotary shaft. When the female threads are disengaged from the male threads, rotation of the rotary shaft is permitted.