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.:

US 7886441 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 15, 2011

Filed:

Nov. 22, 2005
Applicants:

Tomomasa Kubo, Toyota, JP;

Tatsuya Yokota, Toyota, JP;

Inventors:

Tomomasa Kubo, Toyota, JP;

Tatsuya Yokota, Toyota, JP;

Assignee:

JTEKT Corporation, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21K 1/76 (2006.01); B21D 53/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of manufacturing a rolling bearing device for a road-wheel that includes an outer ring, an inner ring member, rolling elements arranged between the outer ring and the inner ring member, and a shaft body having the inner ring member mounted to an outer periphery includes a caulking step of radially outwardly bending and deforming a cylindrical portion formed at one end side of the shaft body by using a predetermined caulking pressure acting from the one end side toward other end side of the shaft body, thereby forming a caulked portion caulked to an axial end face of the inner ring member. Identification information indicating an existence of the caulked portion so formed is die-stamped on a visually observable surface at the other end side of the shaft body by using the caulking pressure during the caulking step.


Find Patent Forward Citations

Kubo, Tomomasa. (2011). Method of manufacturing a rolling bearing device having identification information (U.S. Patent No. 7886441). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7886441

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