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:
Nov. 15, 2022

Filed:

Feb. 12, 2021
Applicant:

Cummins Inc., Columbus, IN (US);

Inventors:

Travis A. Anderson, Columbus, IN (US);

Neha Chandrachud, Columbus, IN (US);

Renae Christianson, Columbus, IN (US);

Lorraine H. Myers, Columbus, IN (US);

Pallav Pathak, Columbus, IN (US);

Patrick J. Shook, Franklin, IN (US);

Assignee:

Cummins Inc., Columbus, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 11/10 (2006.01); G01N 33/28 (2006.01);
U.S. Cl.
CPC ...
F01M 11/10 (2013.01); G01N 33/2858 (2013.01); G01N 33/2888 (2013.01); F01M 2011/144 (2013.01); F01M 2011/1446 (2013.01); F01M 2011/1453 (2013.01); F01M 2011/1486 (2013.01); F16N 2250/32 (2013.01);
Abstract

Systems and apparatuses relate to a system comprising a controller comprising at least one processor coupled to a memory storing instructions that, when executed by the at least one processor, cause the at least one processor to perform operations comprising: determining a concentration of a plurality of wear metal particles in a lubricant for an engine system; determining a confidence parameter regarding the concentration determination; determining a filtered concentration of the plurality of wear metal particles using a baseline concentration of the plurality of wear metal particles; setting a diagnostic threshold for the plurality of wear metal particles based on the confidence parameter; and, responsive to determining that the diagnostic threshold is exceeded, providing a notification.


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