Method of producing a piston
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United States of America Patent
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Apr 15, 2003
Issued Date -
N/A
app pub date -
Aug 15, 2001
filing date -
Sep 13, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a method of producing a piston (10) for an internal combustion engine including at least one strengthened piston ring groove at least one relatively narrow groove (14) is configured in the region of the upper and/or lower flank of the provided piston ring groove (18) and the groove (14) is filled with a hard-wearing material (16) and the piston ring groove (18) is worked out such that the upper and/or lower flank is formed at least in part by the hard-wearing material (16).
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