发明公开
- 专利标题： HOLE SAW MANDREL
- 专利标题（中）： LOCHSÄGENDORN
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申请号： EP06790766.7申请日： 2006-09-28
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公开(公告)号： EP1928627A1公开(公告)日： 2008-06-11
- 发明人: SINGH, Satnam , VASUDEVA, Kailash, C. , SCHNARR, Randy
- 申请人： Maxtech Manufacturing Inc.
- 申请人地址： 600 Weber Street N. Waterloo, Ontario N2V 1K4 CA
- 专利权人： Maxtech Manufacturing Inc.
- 当前专利权人： Maxtech Manufacturing Inc.
- 当前专利权人地址： 600 Weber Street N. Waterloo, Ontario N2V 1K4 CA
- 代理机构： Gee, Steven William
- 优先权： US721101P 20050928
- 国际公布： WO2007036043 20070405
- 主分类号： B23B51/04
- IPC分类号： B23B51/04
摘要：
The present invention is directed at a hole saw mandrel which is used to connect a drill with a hole saw. The mandrel includes a tool end for connecting the hole mandrel with the drill; a hole cutting end including a hole saw receiving means and a drill bit receiving means; and a central portion connecting the tool end to the hole cutting end; wherein the hole saw receiving means comprising a collar which is independent of the central portion so that no play is experienced between a hole saw and the hole saw mandrel when the hole saw is in use. The hole saw mandrel may also include an ejector to eject a slug from the hole saw after a hole has been cut.
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