Method for manufacturing a piston with a separate skirt
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United States of America Patent
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Nov 16, 1982
Grant Date -
N/A
app pub date -
Sep 11, 1979
filing date -
Sep 15, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for manufacturing a piston for internal combustion engines, compressors and the like, comprising a head portion articulately connected to a separate skirt portion, wherein the skirt portion comprises a steel tubular part obtained by cutting, bending and closing of a piece of steel strip, the outer surface of said tubular part being covered by a layer of antifriction material bonded to said outer surface prior to the cutting, bending and closing of the steel strip.
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