发明名称 |
Artigo abrasivo processos de fabricação e de refino de peça em trabalho corn o mesmo ferramenta de produção para fabricação do mesmo e processo de produção de matriz mestra para formação da mesma |
摘要 |
<p>The present invention provides a master tool and method for making a master tool. The master tool includes a plurality of precise three-dimensional shapes upraised from the surface of the master tool. Each of the precise shapes is defined by a distinct and discernible boundary including specific dimensions, wherein not all said three-dimensional shapes are identical. The master tool of the present invention can be used to form a production tool containing a plurality of precise three-dimensional-shaped cavities. The production tool can be used in the manufacture of abrasive articles to shape an abrasive slurry into an array of precise three dimensional-shaped abrasive composites.</p> |
申请公布号 |
BR9407536(A) |
申请公布日期 |
1997.08.26 |
申请号 |
BR19949407536 |
申请日期 |
1994.01.21 |
申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY. |
发明人 |
TIMOTHY L HOOPMAN;NELSON D SEWALL |
分类号 |
B24D3/28;B24D11/00;B24D18/00;(IPC1-7):B24D11/00 |
主分类号 |
B24D3/28 |
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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