Perforated sanding disc

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United States of America Patent

PATENT NO 7108594
SERIAL NO

09810641

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Abstract

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Abrasive discs for use with orbital sanders having dust extractor systems are provided in which the discs have an annular perforated zone intermediate between the center and the circumference of the disc in a location corresponding to the location of dust extractor ports in the cooperating backup pad.

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Patent Owner(s)

Patent OwnerAddress
SAINT-GOBAIN ABRASIVES INCONE NEW BOND STREET WORCESTER MA 01615-0138

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Swei, Gwo Shin East Amherst, NY 25 699

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