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:
Mar. 16, 2010
Filed:
Mar. 16, 2007
Yuichi Fukuda, Tochigi, JP;
Nobuhiko Yoshimoto, Tochigi, JP;
Hitoshi Karasawa, Toshigi, JP;
Tomohiro Hoshi, Tochigi, JP;
Yuichi Fukuda, Tochigi, JP;
Nobuhiko Yoshimoto, Tochigi, JP;
Hitoshi Karasawa, Toshigi, JP;
Tomohiro Hoshi, Tochigi, JP;
Honda Motor Co., Ltd., Tokyo, JP;
Abstract
A magnetostrictive torque sensor having a rotating shaft on which at least one magnetostrictive film is formed, and has such a structure that the rotating shaft has small diameter portions and large diameter portions positioned on both end sides of the small diameter portions, and a length in an axial direction of the small diameter portion is determined in relation to a coil width of an induction heating coil to be used at a high frequency heating step and one magnetostrictive film is formed in the small diameter portion.