Mechanical piece with improved deformability
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United States of America Patent
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Jun 12, 2012
Grant Date -
Mar 26, 2009
app pub date -
Dec 5, 2005
filing date -
Dec 24, 2004
priority date (Note) -
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Abstract
The invention relates to a mechanical piece having a structure comprising a substrate (1) and at least one surface coating layer (3) of nanometric thickness, for improving mechanical resistance, characterized in that it comprises between the substrate and the surface coating layer an essentially non ceramic, non porous adhesion layer of nanometric size; and said surface coating layer is an essentially non porous barrier layer (2) consisting essentially of an essentially stoechiometric titanium nitride layer.
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