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:
May. 16, 2017
Filed:
May. 24, 2013
Applicants:
Mahle-metal Leve S/a, Jindiai, BR;
Mahle International Gmbh, Stuttgart, DE;
Inventors:
Samantha Uehara, Sao Paulo, BR;
Paulo Jose Da Rocha Mordente, Jundiai, BR;
Edney Deschauer Rejowski, Jundiai, BR;
Assignees:
MAHLE Metal Leve S.A., Jundiai, BR;
MAHLE International GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02F 1/00 (2006.01); F02F 1/18 (2006.01); C23C 16/02 (2006.01); C23C 16/26 (2006.01); C23C 30/00 (2006.01); F02F 1/20 (2006.01);
U.S. Cl.
CPC ...
F02F 1/18 (2013.01); C23C 16/0254 (2013.01); C23C 16/26 (2013.01); C23C 30/00 (2013.01); F02F 1/004 (2013.01); F02F 1/20 (2013.01);
Abstract
A cylinder for an internal combustion engine may include a metallic cylinder body and an amorphous diamond-like hard carbon film disposed on an internal peripheral surface of the cylinder body. The amorphous diamond-like carbon film may include a roughness ranging from Rz 0.5 μm to Rz 4.0 μm.