发明授权
- 专利标题： Diver safety apparatus and method
- 专利标题（中）： 潜水员安全装置及方法
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申请号： US303390申请日： 1994-09-09
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公开(公告)号： US5520486A公开(公告)日： 1996-05-28
- 发明人: William Van Wyck
- 申请人： William Van Wyck
- 专利权人： Van Wyck; William
- 当前专利权人： Van Wyck; William
- 主分类号： B63C9/00
- IPC分类号： B63C9/00 ; G08B5/40
摘要：
The present invention comprises a method and apparatus for identifying a down diver in distress comprising activating automatic inflation means to inflate a tube, activating automatic signal means, to provide sensory indication of a diver in distress, releasing the tube and the signal means away from a diver's body, allowing the tube and the signal means to float to the surface of the water and signalling for help with the signal means.
公开/授权文献
- USD312903S Vacuum cleaner 公开/授权日：1990-12-11
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