发明名称 |
Device to extract broken fasteners embedded in a workpiece |
摘要 |
A device for the extraction of broken fastener comprises a left handed cutting tool juxtaposed to a left handed drill bit that is surrounded by a socket. In a specific embodiment the socket has longitudinal slits, a ribbed inner surface, and a threaded outside surface adapted to be received by a collar.
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申请公布号 |
US6868756(B2) |
申请公布日期 |
2005.03.22 |
申请号 |
US20030365334 |
申请日期 |
2003.02.12 |
申请人 |
COMBINED PRODUCTS INCORPORATED |
发明人 |
KOZAK IRA M. |
分类号 |
B25B27/18;(IPC1-7):B24B13/48;B25B23/10 |
主分类号 |
B25B27/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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