Dust remover
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 26, 1999
Grant Date -
N/A
app pub date -
Apr 1, 1998
filing date -
Jun 25, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A dust remover for removing dirts or dusts comprises a cushioning material (1) made of a plurality of elastomeric filaments comprising a mixture of synthetic resinous material and a powdered electrical conductive material, said filaments are entangled each other to provide a plurality of through holes or voids extending vertically therethrough, a collector sheet (2) of electret laying under the cushioning material to provide a mat, a base (3) of insulating material for supporting the mat thereon, and a grounding cable (4) connected to the cushioning material.
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Cited Art Landscape
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