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. 06, 2006
Filed:
Jul. 16, 2001
Hiromichi Komori, Gunma-ken, JP;
Kiyoshi Sadakata, Gunma-ken, JP;
Hiromichi Komori, Gunma-ken, JP;
Kiyoshi Sadakata, Gunma-ken, JP;
NSK Ltd., Tokyo, JP;
Abstract
An elastic shaft coupling and a manufacturing method of an element of the coupling, which realize reduction of the manufacturing cost while maintaining a sufficient strength of the coupling. The elastic shaft coupling has a coupling element which is formed by interposing between a joint member and a hollow shaft member an elastic member for flexing and deforming upon a relative rotation therebetween and forming stopper portions for restricting the relative rotation within a predetermined amount respectively on the joint member and the hollow shaft member. The stopper portion on the hollow shaft member side is formed by plastically processing the end portion of the material of the hollow shaft member into a flange shape.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile