发明公开
- 专利标题： Grinding wheel
- 专利标题（中）： 砂轮
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申请号： EP05020230.8申请日： 2005-09-16
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公开(公告)号： EP1637284A1公开(公告)日： 2006-03-22
- 发明人: Soma, Shinji , Kasuga, Tomoyuki
- 申请人： TOYODA KOKI KABUSHIKI KAISHA
- 申请人地址： 1-1, Asahi-machi Kariya-shi, Aichi-ken JP
- 专利权人： TOYODA KOKI KABUSHIKI KAISHA
- 当前专利权人： TOYODA KOKI KABUSHIKI KAISHA
- 当前专利权人地址： 1-1, Asahi-machi Kariya-shi, Aichi-ken JP
- 代理机构： TBK-Patent
- 优先权： JP2004271163 20040917
- 主分类号： B24D7/14
- IPC分类号： B24D7/14
摘要：
A grinding wheel 10 comprises a disk core 11 and a grinding stone 20 surrounding the core 11. The grinding stone 20 includes a first abrasive portion 30 and a second abrasive portion 40. The first abrasive portion forms a circumferential surface of the grinding stone 20 and has small grains. The second abrasive portion 40 forms at least one lateral surface of the grinding stone 20 and has larger grains than the first abrasive portion 30.
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