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:
Mar. 05, 2024
Filed:
Nov. 03, 2022
Cummins Inc., Columbus, IN (US);
Owen Summerfield, Rothwell, GB;
Craig Daniel Fox, Leamington Spa, GB;
Robert Harries, Daventry, GB;
Jamie Kehoe, Northhamptonshire, GB;
Kent H. Clark, Milford, MI (US);
John M Antonevich, Bemus Point, NY (US);
Reid M. Irish, Stockton, NY (US);
Scott A. Ragon, Seymour, IN (US);
Stephen G. Townsend, Daventry, GB;
Peter Thomas Quanz, Sherman, NY (US);
Cummins Inc., Columbus, IN (US);
Abstract
An anti-polish ring for an internal combustion engine is provided. The anti-polish ring includes an axially extending ring portion that is configured to scrape a top portion of a piston in a cylinder liner. The anti-polish ring is configured to accommodate passage of an intake or exhaust valve thereby. The anti-polish ring may include an alignment feature so that the anti-polish ring is inserted in a predetermined orientation in the cylinder. The anti-polish ring may include a heat shield and/or a seating member.