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:
Mar. 04, 2014
Filed:
Aug. 03, 2009
Applicants:
Dale A. Gerard, Bloomfield Hills, MI (US);
Ping-ho Tsai, Troy, MI (US);
Inventors:
Dale A. Gerard, Bloomfield Hills, MI (US);
Ping-Ho Tsai, Troy, MI (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sealing system for the cylinder head valve seat pocket to valve seat insert interface of a cylinder head assembly comprises a valve seat pocket gasket compressed between a valve seat insert pocket and a valve seat insert having an active layer of material with at least one seal, defining a compression seal at the interface of the seal and the valve seat insert pocket, the valve seat insert or both, to thereby prevent the ingress of fuel or water between the valve seat insert and the valve seat insert pocket.