Liquid-cooled piston
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United States of America Patent
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Dec 31, 2002
Grant Date -
Nov 7, 2002
app pub date -
Dec 27, 2001
filing date -
Jul 2, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a liquid-cooled piston (10) for internal combustion engines having a cooling duct (16) that has an annular shape or consists of several annular segments, said duct having a substantially constant cross section along its extension and extending in an undulated manner at least in certain areas in the direction of the axis of the piston (18).
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