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:
Nov. 07, 2017
Filed:
May. 15, 2014
Applicants:
Mahle International Gmbh, Stuttgart, DE;
Mahle Metal Leve S/a, Jundiai, BR;
Inventors:
Paulo Jose Da Rocha Mordente, Jundiai, BR;
Paulo R. Vieira De Morais, São Bernardo do Campo, BR;
Jose V. Lima Sarabanda, São Paulo, BR;
Assignees:
Mahle International GmbH, , DE;
Mahle Metal Leve S/A, , BR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 9/20 (2006.01); F16J 9/26 (2006.01); F16J 9/14 (2006.01); C23C 14/06 (2006.01);
U.S. Cl.
CPC ...
F16J 9/26 (2013.01); C23C 14/0641 (2013.01); F16J 9/14 (2013.01); F16J 9/203 (2013.01);
Abstract
A piston ring may include a metallic base, an outer slide layer and an intermediate layer disposed between the base and the outer slide layer. The base may extend between at least two end regions. The outer slide layer and the intermediate layer may be disposed on an outer radial face of each end region of the base.