Abrasive filter assembly and methods of making same
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United States of America Patent
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Jul 1, 2008
Grant Date -
Mar 22, 2007
app pub date -
Sep 16, 2005
filing date -
Sep 16, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An abrasive filter assembly with an integral dust collection system. The abrasive filter assembly comprises a porous element, a first filter media with channels, a second filter media, and an attachment interface layer. The openings of the porous element cooperate with the channels to allow the flow of particles from the porous element to the second filter media. The porous element can be an abrasive article or an attachment surface for an abrasive article.
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