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:
Jun. 20, 2017
Filed:
Jun. 26, 2015
Applicants:
Mahle International Gmbh, Stuttgart, DE;
Mahle Metal Leve S/a, Jundiai, BR;
Inventors:
Pedro M. Lerman, Rafaela, AR;
Jose V. Lima Sarabanda, Morumbi, BR;
Paulo R. Vieira De Morais, São Bernardo do Campo, BR;
Romulo P. Fogaca De Almeida, Jundiaí, BR;
Assignees:
Mahle Metal Leve S/A, , BR;
Mahle International GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 3/02 (2006.01); B23P 15/00 (2006.01); F01L 3/20 (2006.01); F01L 3/04 (2006.01);
U.S. Cl.
CPC ...
F01L 3/02 (2013.01); B23P 15/002 (2013.01); F01L 3/04 (2013.01); F01L 3/20 (2013.01); F01L 2103/00 (2013.01);
Abstract
A valve for an internal combustion engine may include a ferrous body having a neck. At least one area of the neck may include a surface layer with a thickness of up to 300 μm. The valve may also be provided with at least 17% solubilized metallic chromium, which may be obtained by an application of a surface melting treatment.