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:
Sep. 02, 2003
Filed:
Mar. 27, 2002
Applicant:
Inventors:
Issaku Sato, Tokyo, JP;
Naoki Sato, Tochigi, JP;
Assignee:
Senju Metal Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 1/520 ; F16C 1/900 ;
U.S. Cl.
CPC ...
B32B 1/520 ; F16C 1/900 ;
Abstract
A lead-free journal bearing includes a cylindrical ferrous backing and a bearing alloy layer comprising a bearing alloy powder consisting essentially of 7-13 mass percent of Sn, 0.7-2 mass percent of Ag, optionally at most 0.5 mass percent of molybdenum disulfide, optionally at most 2 mass percent of graphite, and a remainder of Cu sintered to an inner surface of the backing. The bearing is particularly suitable for use in construction equipment.