发明申请
- 专利标题： DRILL
- 专利标题（中）： 钻头
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申请号： US12783110申请日： 2010-05-19
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公开(公告)号： US20110013999A1公开(公告)日： 2011-01-20
- 发明人: Steven Moseley , Roland Foser , Guenther Domani , Jan Allaart
- 申请人： Steven Moseley , Roland Foser , Guenther Domani , Jan Allaart
- 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： DE102009003288.6 20090520
- 主分类号： B23B51/02
- IPC分类号： B23B51/02
摘要：
A drill is disclosed. The drill includes a drill head made of hard metal and a shank made of steel to which the underside of the drill head is fastened integrally. The underside is curved inwardly in a cone-shaped manner.