ANTI-FRETTING LAYER
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United States of America Patent
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Issued Date -
Feb 28, 2013
app pub date -
Apr 14, 2011
filing date -
Apr 15, 2010
priority date (Note) -
Abandoned
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Abstract
The invention relates to an anti-fretting layer (5) for a multi-layer plain bearing (1), the anti-fretting layer being composed of a copper-based alloy, which in addition to copper as the main alloying element contains at least one element from the group comprising germanium, tin, indium, zinc, nickel, cobalt, bismuth, lead, silver and antimony and unavoidable impurities originating from production, wherein the total fraction of said alloying elements is at least 1 wt. % and at most 30 wt. %, and wherein copper mixed-crystal grains comprising copper and the at least one element are present in the copper alloy, wherein the copper mixed-crystal grains are oriented in such a way that an orientation index M{hkl} according to formula (I)
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