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:
Jul. 09, 2013
Filed:
Jan. 11, 2010
Guangling Song, Troy, MI (US);
Blair E. Carlson, Ann Arbor, MI (US);
Dale A. Gerard, Bloomfield HIlls, MI (US);
Ping-ho Tsai, Troy, MI (US);
Johnnie M. Williams, Clarkston, MI (US);
Pui-kei Yuen, Rochester Hills, MI (US);
David L. Moore, Madison Heights, MI (US);
Guangling Song, Troy, MI (US);
Blair E. Carlson, Ann Arbor, MI (US);
Dale A. Gerard, Bloomfield HIlls, MI (US);
Ping-Ho Tsai, Troy, MI (US);
Johnnie M. Williams, Clarkston, MI (US);
Pui-Kei Yuen, Rochester Hills, MI (US);
David L. Moore, Madison Heights, MI (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
An engine includes a cylinder head at least partially defining a valve seat pocket. A valve seat is located proximate to the cylinder head to at least partially define the valve seat pocket. A pocket filler is located between the valve seat and the pocket insert such that the pocket filler occupies a substantial portion of the valve seat pocket. A pocket insert is attached to the cylinder head proximate to the valve seat pocket, such that the pocket insert lines at least a portion of the valve seat pocket.