| 摘要 |
<p>A multiplicity of abrading discs (20) are individually mounted in an abrading head (10). The discs are each self-aligning for following the contour of the surface to be abraded. The discs (20) are rotated to abrade the surface and a multiplicity of openings (28b) in the outer support member (14b) of the head (10) permit debris, generated by the discs (20), to be removed from the w a vacuum source attached to the head (10). </p> |
