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:
Jun. 30, 2009
Filed:
Feb. 20, 2007
Lifeng Wang, Dunlap, IL (US);
Rui Zhang, Peoria, IL (US);
John D. Gierszewski, Creve Coeur, IL (US);
Curtis J. Graham, Peoria, IL (US);
Andrew C. Heebink, Chillicothe, IL (US);
Jack A. Merchant, Peoria, IL (US);
Lifeng Wang, Dunlap, IL (US);
Rui Zhang, Peoria, IL (US);
John D. Gierszewski, Creve Coeur, IL (US);
Curtis J. Graham, Peoria, IL (US);
Andrew C. Heebink, Chillicothe, IL (US);
Jack A. Merchant, Peoria, IL (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
A fuel system for an engine is disclosed. The fuel system has a common source of pressurized fuel, at least one injection device, an exhaust treatment device, and a regeneration device. The at least one injection device is configured to inject fuel from the common source into a combustion chamber of the engine. The exhaust treatment device is configured to remove particulate matter from an exhaust flow of the engine. The regeneration device is configured to inject fuel from the common source into at least one of the exhaust treatment device and the exhaust flow.