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. 30, 2021
Filed:
Dec. 03, 2018
Applicant:
Cummins Inc., Columbus, IN (US);
Inventors:
Jeffrey A. Wheitner, Columbus, IN (US);
J. Steven Kolhouse, Columbus, IN (US);
Assignee:
Cummins Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 15/06 (2006.01); G01B 11/14 (2006.01); F01B 7/04 (2006.01); F01B 31/12 (2006.01); F02B 75/28 (2006.01); F01B 7/02 (2006.01);
U.S. Cl.
CPC ...
G01B 11/14 (2013.01); F01B 7/02 (2013.01); F01B 7/04 (2013.01); F01B 31/12 (2013.01); F02B 75/28 (2013.01); F05B 2270/804 (2013.01); F05B 2270/821 (2013.01);
Abstract
An optical measurement device is disclosed and includes a body configured to be mounted to at least one piston cylinder, and a compression ratio determination unit operatively connected to the body to receive optical measurement data and compute a clearance between at least two opposed pistons disposed within the at least one piston cylinder.