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:
Aug. 30, 2022
Filed:
Sep. 04, 2017
Ntn Corporation, Osaka, JP;
Takao Arai, Mie, JP;
Fuyuki Ito, Mie, JP;
Tetsuya Kurimura, Mie, JP;
Shinji Komatsubara, Mie, JP;
Katsuo Shibahara, Mie, JP;
Kazuyoshi Harada, Mie, JP;
NTN CORPORATION, Osaka, JP;
Abstract
Provided is a slide bearing (bearing sleeve ()), comprising an oxidized green compact in which particles () of metal powder are bonded to each other by an oxide film () formed on surfaces of the particles (). The oxidized green compact has a bearing surface (A, B) configured to slide, through intermediation of a lubricating film, relative to a mating member (shaft member ()) to be supported. The bearing surface (A, B) has a large number of opening portions (), and the large number of opening portions () and inner pores () are interrupted in communication therebetween by the oxide film ().