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. 24, 2014
Filed:
Jan. 24, 2012
Seiichi Moriyama, Gunma, JP;
Shin Mihara, Gunma, JP;
Seiichi Moriyama, Gunma, JP;
Shin Mihara, Gunma, JP;
NSK Ltd., , JP;
Abstract
Construction is achieved capable of stably maintaining an inner columnon the inner diameter side of an outer column. The outer column, including a support sectionis formed by using hydroforming to swell a hollow tube outward in the radial direction. A displacement bracketis also integrally formed with the outer columnby tube swelling. Furthermore, raised sectionsof the support sectionare formed at three or more location in the circumferential direction on the inner circumferential surface of the outer column, and these raised sectionsand the outer circumferential surface of the inner columncome in contact with each other at three or more locations in the circumferential direction.