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. 17, 2020
Filed:
Dec. 27, 2017
Applicant:
Cummins Inc., Columbus, IN (US);
Inventors:
David Michael Carey, Greenwood, IN (US);
Shounak Mishra, Kokomo, IN (US);
Zachary L. Anslinger, Columbus, IN (US);
Sarah E. Gnau, Lexington, KY (US);
Srinivas K. Mulukutla, Pune, IN;
Edward Nathan Linen, Columbus, IN (US);
Assignee:
Cummins Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01); G01M 3/26 (2006.01); F02D 41/38 (2006.01); F02D 41/22 (2006.01); F02D 1/08 (2006.01);
U.S. Cl.
CPC ...
G01M 3/26 (2013.01); F02D 41/38 (2013.01); F02D 41/3863 (2013.01); F02D 2001/082 (2013.01); F02D 2041/225 (2013.01); F02D 2200/0602 (2013.01);
Abstract
A method for identifying a source of high pressure leakage of a fuel system of an engine comprising determining pressure decay values at a first pressure and at a second pressure and identifying the source of high pressure leakage based on the pressure decay values at each pressure.