Cylinder head
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United States of America Patent
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Aug 22, 2017
Grant Date -
Aug 13, 2015
app pub date -
Dec 3, 2013
filing date -
Dec 7, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A cylinder head includes a plurality of exhaust ports provided corresponding to a plurality of cylinders, and configured to converge outlets of the exhaust ports inside the cylinder head, at least one of the exhaust ports not being provided with a water jacket there above, and a pair of oil passages arranged so as to sandwich the at least one of the exhaust ports above which the water jacket is not provided. An inclined surface provided on an upper surface of the cylinder head and positioned between the pair of oil passages, the inclined surface being inclined from one oil passage, of the pair of oil passages, toward the other oil passage.
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