发明申请
- 专利标题： FLEXIBLE AND EXTENDABLE DRILL BIT ASSEMBLY
- 专利标题（中）： 灵活和可扩展的钻头组合
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申请号： US11382560申请日： 2006-05-10
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公开(公告)号： US20070264093A1公开(公告)日： 2007-11-15
- 发明人: Christopher White , Richard Davidian
- 申请人： Christopher White , Richard Davidian
- 主分类号： B23B45/00
- IPC分类号： B23B45/00
摘要：
A flexible, extendable extension assembly used to create extended length holes and holes through inaccessible areas in walls and framing. The extension assembly including a flexible rod having first and second ends; and a holding means secured to the first end of the rod for releasably holding a tool bit for rotation with the rod.
公开/授权文献
- US07435042B2 Flexible and extendable drill bit assembly 公开/授权日：2008-10-14
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