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:
Feb. 14, 2023
Filed:
Oct. 27, 2020
Applicant:
Cummins Inc., Columbus, IN (US);
Inventors:
Avra Brahma, Fishers, IN (US);
Yongsoon Yoon, Indianapolis, IN (US);
Assignee:
Cummins Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/00 (2006.01); F02D 41/14 (2006.01); F02D 41/28 (2006.01); F02D 41/24 (2006.01); F02D 41/04 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0085 (2013.01); F02D 41/1456 (2013.01); F02D 41/1495 (2013.01); F02D 41/2458 (2013.01); F02D 41/04 (2013.01); F02D 2041/1423 (2013.01); F02D 2041/288 (2013.01);
Abstract
A system for detecting and controlling air-fuel ratio imbalance conditions between cylinders of an internal combustion engine having a plurality of cylinders is disclosed.