| 摘要 |
An apparatus for sanding and collecting sanded particles. The particle collecting sander includes a base member having a negative pressure chamber contained within. The base is secured to a cover member which is provided with a multiplicity of grooves extending across the outer surface of the cover member. A plurality of ports are provided in the grooves to create a fluid connection between the grooves and the negative pressure chamber. A pourous abrasive material overlays the cover member. In operation a series of negative pressure zones are created across the surface of the pourous abrasive material.
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