PISTON FOR AN INTERNAL COMBUSTION ENGINE
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United States of America Patent
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Issued Date -
Apr 9, 2015
app pub date -
May 3, 2013
filing date -
May 5, 2012
priority date (Note) -
Abandoned
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Abstract
The invention relates to a piston for an internal combustion engine made of an iron-based material, comprising a piston head and a piston skirt, the piston head comprising a piston base, a peripheral top land and a peripheral annular part comprising annular grooves. According to the invention, at least one annular groove comprises at least one insert made of an zinc-based material.
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