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:
Jul. 07, 2009
Filed:
Feb. 15, 2006
Syuji Nagata, Osaka, JP;
Tomonari Nishiyama, Kashiwara, JP;
Masaru Deguchi, Kashihara, JP;
JTEKT Corporation, Osaka-shi, JP;
Abstract
A roller bearing apparatus provided with a roller bearing having an outer ring with a cylindrical opening that opens at one end and a cover fitted in the opening against the inner periphery thereof to close it. The cover is provided with an inscribing surface that inscribes the. inner periphery of the opening and a stepped surface that protrudes radially outward from the inscribing surface to abut the axial end face of the opening. The axial end face of the opening is provided with a beveled part on the inner rim. An annular space formed by the beveled part, inscribing surface, and stepped surface is filled with sealant.