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:
Feb. 04, 2020
Filed:
Dec. 19, 2013
Nsk Ltd., Shinagawa-ku, Tokyo, JP;
Hiroshi Kawahara, Kanagawa, JP;
Sumio Sugita, Kanagawa, JP;
NSK LTD., Tokyo, JP;
Abstract
Provided are: a joining structure capable of suitably obtaining joining strength between components which compose the joining structure; and a joining method thereof. For this purpose, a joining structure () includes: a shaft member (); and a thin-walled cylindrical member () that fits an inner circumferential surface thereof to an outer circumferential surface of the shaft member (). The thin-walled cylindrical member () has: a first crimped portion (), in which an axially intermediate portion is reduced in diameter in a radial direction, and is crimped to the shaft member (); and a second crimped portion (), in which an end surface () is folded radially inward, and is crimped to the shaft member ().