发明授权
- 专利标题: Auger bit including a reamer
- 专利标题(中): 螺旋钻头包括铰刀
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申请号: US11982942申请日: 2007-11-06
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公开(公告)号: US08113749B2公开(公告)日: 2012-02-14
- 发明人: Hagen Walter Dost , Javier Ibarra
- 申请人: Hagen Walter Dost , Javier Ibarra
- 申请人地址: DE Stuttgart
- 专利权人: Robert Bosch GmbH
- 当前专利权人: Robert Bosch GmbH
- 当前专利权人地址: DE Stuttgart
- 代理机构: Greer, Burns & Crain, Ltd.
- 主分类号: B23B51/02
- IPC分类号: B23B51/02 ; B27G15/00
摘要:
Embodiments of the invention comprise an auger bit for use with a power drill including an elongated member including a first end and an opposing second end, a helical surface having a central axis, where the helical surface defines at least one flute, a head portion integrally formed with the first end of the elongated member and including a primary cutting edge adapted to engage and remove material from a workpiece and a secondary cutting edge adapted to engage and remove additional material from the workpiece, a threaded tip integrally formed with the head portion and a shank integrally formed with the second end of the elongated member and adapted to engage the drill.
公开/授权文献
- US20090116919A1 Auger bit including a reamer 公开/授权日:2009-05-07
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