Method to attach copper alloy valve inserts to aluminum cylinder head

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United States of America Patent

PATENT NO 11530629
SERIAL NO

16913636

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A system to attach valve seat inserts to an aluminum cylinder head of an automobile vehicle includes a cylinder head of an automobile vehicle engine having a valve seat portion. A valve seat insert is positioned in the valve seat portion of the cylinder head. A fusion bond is created between the valve seat insert and the valve seat portion by laser welding thereby fusing the valve seat insert to the valve seat portion.

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Patent Owner(s)

Patent OwnerAddress
GM GLOBAL TECHNOLOGY OPERATIONS LLCP O BOX 300 MAIL CODE 482-C24-A65 DETROIT MI 48265

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Huaxin Rochester Hills, US 65 128
Petrus, Ronald J Lake Orion, US 5 4

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