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:
Oct. 25, 2016
Filed:
Nov. 07, 2011
Yoshinari Ishii, Niigata, JP;
Yasuhiro Tsukada, Niigata, JP;
Yoshinari Ishii, Niigata, JP;
Yasuhiro Tsukada, Niigata, JP;
DIAMET CORPORATION, Niigata-Shi, JP;
Abstract
There is provided a Cu-based oil-impregnated sintered bearing which can be used for high-load applications such as an ABS system and a wiper motor system in automobile, can be manufactured at low cost, and is excellent in abrasion resistance and seizure resistance. The bearing contains 5 to 40% by mass of Ni, 3 to 15% by mass of Sn, 0.5 to 4.0% by mass of P, or further 0.3 to 5.0% by mass of a solid lubricant, and a remainder comprising Cu and inevitable impurities, and has a metallic structure in which a phase mainly composed of Ni and P is dispersed in a matrix, and has a 5 to 25% porosity.