发明名称 Abrasive sheets
摘要 An abrasive sheet 1 for a sanding or polishing machine, comprising a body portion 3 and a tip portion 5 providing a working point 11, the tip portion 5 being defined by a weakened region 7 between the body portion 3 and the tip portion 5, wherein the tip portion 5 can be separated from the body portion 3, turned through an angle (FIG. 2) and re-positioned adjacent the body portion 3 to change the working point 11. As a result, an iron-shaped abrasive sheet, for example, can be provided with a plurality of working points 11. The sheet can, therefore, be used for longer periods before it is worn out.
申请公布号 US6045887(A) 申请公布日期 2000.04.04
申请号 US19970812199 申请日期 1997.03.06
申请人 BLACK & DECKER INC. 发明人 MARTIN, MICHAEL;PUGH, COLIN;COCKBURN, ERIC
分类号 B24B23/04;B24D11/00;(IPC1-7):B32B3/02;B32B3/10 主分类号 B24B23/04
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