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:
Oct. 02, 2012
Filed:
May. 18, 2007
Applicants:
Kevin L. Martin, Washburn, IL (US);
James J. Callas, Peoria, IL (US);
Michael J. Campagna, Chillicothe, IL (US);
Inventors:
Kevin L. Martin, Washburn, IL (US);
James J. Callas, Peoria, IL (US);
Michael J. Campagna, Chillicothe, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/18 (2006.01); B01D 46/20 (2006.01); B01D 46/22 (2006.01); F24F 1/00 (2006.01); F24F 13/28 (2006.01); B60H 3/06 (2006.01); F01P 11/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A machine includes a heat exchanger for an engine having a heat exchanger core and a filtration system. The filtration system includes a flexible filter sheet coupled with at least one take-up roller and a filter cleaner adapted to clean the filter via compressed air. A method of operating a machine cooling system includes rotating a rotatable drive element coupled with a filter, and cleaning the filter by directing compressed air therethrough.