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:
Apr. 25, 2023
Filed:
Jul. 11, 2022
Applicants:
Tula Technology, Inc., San Jose, CA (US);
Cummins Inc., Columbus, IN (US);
Inventor:
Shikui Kevin Chen, Leander, TX (US);
Assignees:
Tula Technology, Inc., San Jose, CA (US);
Cummins Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 15/10 (2006.01); F02D 17/02 (2006.01);
U.S. Cl.
CPC ...
G01M 15/106 (2013.01); F02D 17/02 (2013.01);
Abstract
A diagnostic system and method that (a) that uses models indicative of both successful firing and skips to determine if cylinders of a skip fire controlled internal combustion engine have successfully fired or successfully skipped and (b) uses filtered exhaust gas pressure readings for detecting faults associated with EGR systems and/or turbocharger systems.