发明名称 CIRCUMFERENTIAL PATTERN FINISHING MACHINE
摘要 A disc finishing machine comprising an annular upper platen, lower platen, a center driving ring, a plurality of a clamping guide rollers, a plurality of stationary guide rollers, a clamping guide roller, and stationary guide roller perpendicularly attached to one of a plurality of a roller stanchions. The polishing machine capable of imparting a circumferential pattern on a plurality of disc-shaped work pieces.
申请公布号 US5187901(A) 申请公布日期 1993.02.23
申请号 US19900473894 申请日期 1990.02.02
申请人 SPEEDFAM CORPORATION 发明人 KARLSRUD, CHRIS E.
分类号 B24B7/04;B24B7/10;B24B7/16;B24B27/00;B24B37/04;G11B5/84 主分类号 B24B7/04
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