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:
May. 24, 2005
Filed:
Oct. 31, 2003
Applicants:
Richard H. Holtman, Dunlap, IL (US);
Mark S. Cavanagh, Bloomington, IL (US);
Inventors:
Richard H. Holtman, Dunlap, IL (US);
Mark S. Cavanagh, Bloomington, IL (US);
Assignee:
Caterpillar Inc, Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B033/44 ; F02M025/06 ;
U.S. Cl.
CPC ...
Abstract
An engine includes an exhaust conduit, an intake conduit, and a vortex tube disposed between the exhaust conduit and the intake conduit. The vortex tube has an inlet in fluid communication with the exhaust conduit, a cold gas outlet in fluid communication with the intake conduit, and a hot gas outlet.