Sprocket chain comprising nitrated joint pins
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United States of America Patent
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N/A
Issued Date -
Aug 11, 2005
app pub date -
Apr 25, 2005
filing date -
May 2, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An articulated chain comprising chain links which are interconnected by respective chain hinges, a respective hinge pin extending through at least one hinge opening so as to define a chain hinges and a bearing surface of the hinge opening being formed by a sintered material, wherein the hinge pin is produced from an alloy steel and a hinge-pin boundary layer defining the bearing surface is provided with a nitrified surface layer.
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