发明名称 |
Back-up pad for abrasive articles and method of making |
摘要 |
A back-up pad for pad for supporting an abrasive article. A preferred embodiment of the invention provides a back-up pad having a dust collection groove, in which the engagement component for securing the abrasive article is attached to the dust collection groove surface. The present invention also provides a method for forming a back-up pad with a dust collection groove.
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申请公布号 |
US6361424(B1) |
申请公布日期 |
2002.03.26 |
申请号 |
US20000519788 |
申请日期 |
2000.03.07 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
MANOR EDWARD L.;ROEKER DAVID C. |
分类号 |
B24D7/00;B24B55/10;B24D9/08;(IPC1-7):B24D17/00 |
主分类号 |
B24D7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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