发明名称 Combined grinding and polishing tool
摘要 An automotive aluminum wheel abrading/polishing tool is disclosed. The abrading/polishing tool includes a substantially circular, resilient, central layer of non-woven material. A first plurality of individual, circumferentially offset, layers or strips of scored sandpaper or other coated abrasive material are secured to a first side of the non-woven material. A second plurality of individual, circumferentially offset, layers or strips of scored sandpaper or other coated abrasive material are secured to a second side of the non-woven material. The strips of abrasive material function in the removal of burrs or excess aluminum, and the non-woven material produces a uniform finish by polishing a work piece surface. The strips of abrasive material and the non-woven material cooperate to define an axially resilient circumferential end edge which effectively abrades and polishes highly contoured workpiece surfaces. In addition, the abrading/polishing tool maintains a pre-determined abrasive grit rating as the tool is radially worn away during use.
申请公布号 US5851142(A) 申请公布日期 1998.12.22
申请号 US19970824392 申请日期 1997.03.26
申请人 UNISAND INCORPORATED 发明人 BULLOCK, DAVID W.
分类号 B24B29/02;B24D13/04;(IPC1-7):B24D13/02 主分类号 B24B29/02
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