发明申请
- 专利标题： Hand tightened knob or key
- 专利标题（中）： 手拧紧旋钮或钥匙
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申请号： US11629701申请日： 2005-06-15
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公开(公告)号： US20090265891A1公开(公告)日： 2009-10-29
- 发明人: Barry Michael Pett , Andrew Jackson
- 申请人： Barry Michael Pett , Andrew Jackson
- 优先权： NZ533551 20040615
- 国际申请： PCT/NZ05/00128 WO 20050615
- 主分类号： B25G1/10
- IPC分类号： B25G1/10
摘要：
A method and apparatus which can be used to connect two items together using a knob, key, handle or lever. The knob has a central boss from which extend at least two curved, in plan, arms. The curved shape of the arms is adapted in use to aid grip. or purchase during tightening or aid grip or purchase during releasing motion of the boss to thereby minimise the risk of overtightening.
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