Piston with insulating air gap formed by additive manufacturing

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United States of America Patent

PATENT NO 11459977
SERIAL NO

17405504

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present disclosure provides a piston, comprising: a skirt having an upper body portion; and a crown formed on the upper body portion by an additive manufacturing process, the crown including at least one air gap formed and positioned to reduce heat transfer from combustion to at least one cooling gallery formed in the piston.

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Patent Owner(s)

  • CUMMINS INC.; SCANIA CV AB

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Boas, Brett A Columbus, US 4 5
Doig, Dwight A Columbus, US 5 7
Kelleher, Jordan E Columbus, US 3 2
Kocher, Lyle E Whiteland, US 17 49

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