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:
Apr. 11, 2023
Filed:
Jul. 03, 2018
H.e.f., Andrezieux Boutheon, FR;
Mohamadou Bocar Diew, Amilly, FR;
Yves René Alexis Gachon, Saint-Just-Saint-Rambert, FR;
Fabrice Prost, Saint-Etienne, FR;
H.E.F., Andrezieux Boutheon, FR;
Abstract
The present invention relates to a mechanical system (), comprising a bearing () and a shaft () coupled to the bearing (), especially for an internal combustion engine, being subjected to average contact pressures of less than 200 MPa. The shaft () has at least one area () provided with an anti-seizing surface coating (), having a surface hardness at least twice that of the bearing (), and a microtexturation () comprised of a set of individual microcavities (), distributed in said area (). The invention also relates to a method for manufacturing such a mechanical system ().