Link chain with improved wear resistance and method of manufacturing same
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United States of America Patent
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Feb 17, 2009
Grant Date -
Sep 28, 2006
app pub date -
Mar 10, 2006
filing date -
Mar 11, 2005
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Link chain with improved wear resistance as well as method of manufacturing such a link chain. For manufacturing of a link chain, several chain links (39; 40) comprising link pins (41) or plates provided with coatings being applied by means of a PVD process are assembled. The coatings consist of hard material layers and/or slide material layers. It is possible that no PVD coating is provided on a transition zone (1a; 4) of elements (41; 42) used for the manufacturing of the chain links predetermined for connection with another element (42; 41).
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