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. 28, 2006
Filed:
May. 29, 2003
Applicants:
Chuan He, Columbus, IN (US);
Parrish E. Ralston, Newport News, VA (US);
Eric L. Hagen, Franklin, IN (US);
Inventors:
Chuan He, Columbus, IN (US);
Parrish E. Ralston, Newport News, VA (US);
Eric L. Hagen, Franklin, IN (US);
Assignee:
Cummins Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system is disclosed for diagnosing cylinder misfiring in an internal combustion engine. A control computer is configured to periodically diagnose whether each cylinder of the engine is firing or misfiring, and to log information relating to such cylinder firing or misfiring.