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. 06, 1995
Filed:
Nov. 16, 1993
Applicant:
Inventors:
Sigenobu Nakamura, Chiryu, JP;
Tutomu Siga, Aichi, JP;
Kenzo Mitani, Obu, JP;
Yoshiki Fujita, Osaka, JP;
Masayuki Kitamura, Osaka, JP;
Hiroyuki Miyazaki, Osaka, JP;
Teruo Hoshino, Osaka, JP;
Assignees:
Koyo Seiko Co., Ltd., Osaka, JP;
Nippondenso Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C / ; H02K / ;
U.S. Cl.
CPC ...
310 90 ; 310 42 ; 2989814 ;
Abstract
An antifriction bearing includes a fixed ring which comprises a steel containing up to about 10% of residual austenite. An alternator for vehicles includes a stator mounted on a frame, a rotor having its rotary shaft rotatably supported by a pair of bearings on the frame and a drive pulley mounted on one end of the shaft projecting outward from the frame. The outer ring of at least the bearing toward the pulley comprises a steel containing up to about 10% of residual austenite.