Electrostatic abrasive particle coating apparatus and method
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United States of America Patent
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Jun 13, 2017
Grant Date -
Aug 13, 2015
app pub date -
Apr 21, 2015
filing date -
Feb 16, 2011
priority date (Note) -
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Abstract
A method of applying particles to a backing having a make layer on one of the backing's opposed major surfaces. The method including the steps of: supporting the particles on a feeding member having a feeding surface such that the particles settle into one or more layers on the feeding surface; the feeding surface and the backing being arranged in a non-parallel manner; and translating the particles from the feeding surface to the backing and attaching the particles to the make layer by an electrostatic force.
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