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. 28, 2011
Filed:
Feb. 26, 2007
Applicant:
Nobuo Suzuki, Iwata, JP;
Inventor:
Nobuo Suzuki, Iwata, JP;
Assignee:
NTN Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 3/224 (2011.01);
U.S. Cl.
CPC ...
Abstract
An inner ring of a constant velocity universal joint includes ball tracks formed in an outer surface at predetermined intervals in a circumferential direction. Portions of side walls of the ball tracks that form edge lines with the outer surface are formed with a chamfer along the entire length of the axial direction.