CYLINDER HEAD WITH PLURAL COOLING JACKETS HAVING CAST-IN CONNECTING ORIFICES, METHOD OF FABRICATING THE CYLINDER HEAD, AND CASTING CORE ASSEMBLY FOR FABRICATING A CYLINDER HEAD
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United States of America Patent
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Issued Date -
Jun 7, 2012
app pub date -
Jul 7, 2011
filing date -
Jul 7, 2010
priority date (Note) -
Abandoned
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Abstract
This disclosure provides a cast cylinder head includes two cooling jackets for use with an internal combustion engine, a method of fabricating a cylinder head, and a casting core assembly for fabricating a cylinder head. The cast cylinder head includes at least one cast-in orifice, which fluidly connects the two cooling jackets and is formed during a casting process of the cylinder head. The method of fabricating a cylinder head includes utilizing an assembly including an upper cooling jacket core and a lower cooling jacket core for forming respective upper and lower cooling jackets and at least one cast-in orifice fluidly connecting the cooling jackets.
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