- 专利标题： Drill Ring for a Core Drill Bit
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申请号： US15538586申请日： 2015-12-16
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公开(公告)号： US20180001512A1公开(公告)日： 2018-01-04
- 发明人: Matthias Mueller , Marcel Sonderegger
- 申请人： Hilti Aktiengesellschaft
- 申请人地址： LI Schaan
- 专利权人： Hilti Aktiengesellschaft
- 当前专利权人： Hilti Aktiengesellschaft
- 当前专利权人地址： LI Schaan
- 优先权： EP14199716.3 20141222
- 国际申请： PCT/EP2015/079936 WO 20151216
- 主分类号： B28D1/04
- IPC分类号： B28D1/04 ; B23B51/04 ; B28D1/12
摘要：
A drill ring for a cylindrical core drill bit is disclosed. The drill ring includes at least two ring segments which are constructed from a sintered powder mixture and diamond particles. The diamond particles are arranged on ablation tracks in a plane perpendicular to the cylinder axis and the ring segments are connected to each other on their lateral edges.
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