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.

Date of Patent:
Apr. 08, 2025

Filed:

Jun. 14, 2023
Applicant:

Cummins Inc., Columbus, IN (US);

Inventors:

Daniel J. Mohr, Columbus, IN (US);

Robert Earl Hoye, Columbus, IN (US);

Timothy Shipp, Seymour, IN (US);

Leonard W. Brancamp, Columbus, IN (US);

Assignee:

Cummins Inc., Columbus, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02F 1/24 (2006.01); F01L 3/04 (2006.01); F02F 3/14 (2006.01);
U.S. Cl.
CPC ...
F02F 1/24 (2013.01); F01L 3/04 (2013.01); F02F 3/14 (2013.01);
Abstract

An apparatus for a combustion cylinder of a reciprocating piston engine includes a combustion cylinder end face component including a first side configured to face the combustion cylinder and extending in a radial direction of the combustion cylinder and a pocket recessed into the first side and including a recessed pocket surface. The combustion cylinder end face component may be one of a piston and a cylinder head. A thermal barrier coating is inlaid in the pocket. The thermal barrier coating includes a ceramic-metallic layer directly coating the recessed pocket surface and a ceramic layer directly coating the ceramic-metallic layer and including an outer surface facing the combustion cylinder.


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