发明授权
- 专利标题： Device to extract broken fasteners embedded in a workpiece
- 专利标题（中）： 提取嵌入在工件中的破碎紧固件的装置
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申请号： US11805565申请日： 2007-05-23
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公开(公告)号： US07971508B2公开(公告)日： 2011-07-05
- 发明人: Ira M. Kozak
- 申请人： Ira M. Kozak
- 主分类号： B25B13/48
- IPC分类号： B25B13/48 ; B25B23/10
摘要：
A device to extract a fastener from a workpiece. The device includes a shaft having first and second end portions and, a cutting end tool adapted to engage and bore into the fastener as the shaft is rotated, a drill bit portion proximal to the cutting end tool and adapted to engage and bore into the fastener, and a socket disposed about the shaft and a collet collar disposed about the socket.
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