发明申请
US20150314423A1 CIRCULAR SUPPORT PLATE, NONWOVEN FABRIC POLISHING ROLL, ROLL ASSEMBLY, AND POLISHING METHOD
有权
圆形支撑板,非织造布抛光辊,滚筒组件和抛光方法
- 专利标题: CIRCULAR SUPPORT PLATE, NONWOVEN FABRIC POLISHING ROLL, ROLL ASSEMBLY, AND POLISHING METHOD
- 专利标题(中): 圆形支撑板,非织造布抛光辊,滚筒组件和抛光方法
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申请号: US14654124申请日: 2013-12-19
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公开(公告)号: US20150314423A1公开(公告)日: 2015-11-05
- 发明人: Masashi NAKAYAMA , Yuji OHNUMA
- 申请人: 3M INNOVATIVE PROPERTIES COMPANY
- 优先权: JP2012-284547 20121227
- 国际申请: PCT/US2013/076561 WO 20131219
- 主分类号: B24D13/08
- IPC分类号: B24D13/08 ; B24B29/00
摘要:
A nonwoven fabric polishing roll having a through hole into which a rotating shaft of a polishing machine is inserted, that includes a polishing portion formed by stacking a plurality of circular nonwoven fabrics having an aperture that forms the through hole; and two circular support plates located one at each of both ends in the stacking direction of the polishing portion, having an aperture that forms the through hole, and having an external diameter that is substantially the same as that of the circular non-woven fabric; wherein, the circular support plates include nonwoven fabric that is hardened in a compressed state.
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