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:
Mar. 20, 2012
Filed:
Mar. 31, 2009
Applicant:
Clark Paterson, Loveland, CO (US);
Inventor:
Clark Paterson, Loveland, CO (US);
Assignee:
Woodward, Inc., Fort Collins, CO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A diesel particulate filtering system that includes a filter configured to capture exhaust particulates from a diesel engine, a regeneration device configured to heat exhaust gases from the diesel engine prior to the exhaust gases reaching the filter, and a controller configured to control operation of the regeneration device, wherein the controller is further configured to turn the regeneration device on when a weighted average of a plurality of normalized parameter values exceeds a threshold value.