发明授权
- 专利标题： Breakaway device for orthodontic traction appliances
- 专利标题（中）： 正畸牵引装置分离装置
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申请号： US900852申请日： 1992-06-18
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公开(公告)号： US5263857A公开(公告)日： 1993-11-23
- 发明人: Irvin S. DeWoskin
- 申请人： Irvin S. DeWoskin
- 申请人地址： MO Barnhart
- 专利权人： Orthoband Company, Inc.
- 当前专利权人： Orthoband Company, Inc.
- 当前专利权人地址： MO Barnhart
- 主分类号： A61C7/06
- IPC分类号： A61C7/06 ; A61C3/00
摘要：
A breakaway device for orthodontic traction appliances comprising a case having a spring clasp therein for releasably clasping a coupling member, the coupling member separating from the clasp when subjected to pull exceeding a predetermined value, with an adjustment for the clasp to adjust its grip on the coupling member for adjusting the breakaway pull.
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