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:
Nov. 10, 2009
Filed:
Dec. 18, 2003
Applicants:
Brian D. Hoff, East Peoria, IL (US);
Sivaprasad Akasam, Peoria, IL (US);
Marcelo C. Algrain, Peoria, IL (US);
Kris W. Johnson, Washington, IL (US);
William H. Lane, Chillicothe, IL (US);
Inventors:
Brian D. Hoff, East Peoria, IL (US);
Sivaprasad Akasam, Peoria, IL (US);
Marcelo C. Algrain, Peoria, IL (US);
Kris W. Johnson, Washington, IL (US);
William H. Lane, Chillicothe, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
F01M 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A power system includes an engine having a first lubrication circuit and at least one auxiliary power unit having a second lubrication circuit. The first lubrication circuit is in fluid communication with the second lubrication circuit.