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:
Sep. 22, 2015
Filed:
Oct. 04, 2012
Applicant:
Cummins Inc., Columbus, IN (US);
Inventors:
Govindarajan Kothandaraman, Columbus, IN (US);
Vivek Sujan, Columbus, IN (US);
Andrew Osburn, Nashville, IN (US);
Ashwin Vyas, Columbus, IN (US);
Assignee:
Cummins Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/18 (2006.01); F02M 35/10 (2006.01); F02M 25/07 (2006.01); F02D 21/08 (2006.01);
U.S. Cl.
CPC ...
F02D 41/18 (2013.01); F02D 21/08 (2013.01); F02M 25/0707 (2013.01); F02M 35/10386 (2013.01); F02D 2200/0402 (2013.01);
Abstract
An apparatus for fresh airflow determination includes an operating conditions module that interprets a MAF value, a current operating condition and a charge flow value. The apparatus further includes a volume estimation module that determines an apparent plumbing volume of an air intake assembly in response to the MAF value, the current operating condition and the charge flow value. The apparatus further includes a volume reporting module that provides the apparent plumbing volume.