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:
Sep. 20, 1988
Filed:
May. 27, 1987
Applicant:
Inventor:
Roger J Hapka, Columbus, IN (US);
Assignee:
Cummins Engine Company, Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01P / ;
U.S. Cl.
CPC ...
123 411 ; 123 4109 ;
Abstract
A cooling system having a circulating coolant provided for an internal combustion engine, wherein the coolant temperature substantially remains at a predetermined elevated temperature while the engine is operating at a load below a predetermined amount and within a predetermined ambient temperature range.