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. 26, 2007
Filed:
Dec. 14, 2005
Jeffrey A. Schlautman, Lapeer, MI (US);
Robert J. Moran, Ann Arbor, MI (US);
Stephen J. Lever, Peterborough, GB;
Andreas Zurk, Weinberg, AT;
Jeffrey A. Schlautman, Lapeer, MI (US);
Robert J. Moran, Ann Arbor, MI (US);
Stephen J. Lever, Peterborough, GB;
Andreas Zurk, Weinberg, AT;
GM Global Technology Operations, Inc., Detroit, MI (US);
Abstract
The present invention provides an engine cooling method and apparatus. The engine cooling apparatus includes a cylinder block having a cylinder head mounted thereto. The cylinder block defines an inlet passage and a block jacket in fluid communication with the inlet passage. The cylinder head defines a lower cylinder head jacket in fluid communication with the block jacket, and an upper cylinder head jacket in fluid communication with the lower cylinder head jacket. The lower cylinder head jacket includes a plurality of nozzles configured to direct engine coolant and thereby provide cooling to portions of the cylinder head located near a plurality of exhaust ports, a plurality of injector ports, and a plurality of intake ports.