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:
Apr. 24, 2012
Filed:
Jan. 29, 2009
Applicant:
Masao Takimoto, Kashiwara, JP;
Inventor:
Masao Takimoto, Kashiwara, JP;
Assignee:
JTEKT Corporation, Osaki-shi, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/58 (2006.01); F16C 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hub unit is equipped with an inner member having an inner ring raceway formed on its outer peripheral face, an outer member having an outer ring raceway formed on its inner peripheral face, and a plurality of rolling elements provided between the inner ring raceway and the outer ring raceway. At least one of the inner ring raceway and the outer ring raceway has a rolling contact zone on which an induction-hardened layer is formed. The hardened layer has a depth of about 1.5 to 1.9 mm at a distance of 1 mm inward from each end of the hardened layer.