发明名称 Multi-chambered flotation device
摘要 A system for maintaining a afloat in a fluid environment is disclosed. The system includes multiple chambers such that if one chamber fails to operate, redundant chambers will function to maintain the user afloat in a face-up position. In a preferred embodiment, there are multiple activation mechanisms to ensure inflation of the chambers if a single activation mechanism fails to function.
申请公布号 US2003022566(A1) 申请公布日期 2003.01.30
申请号 US20020200496 申请日期 2002.07.23
申请人 BRADLEY GARY F. 发明人 BRADLEY GARY F.
分类号 B63C9/08;B63C9/125;(IPC1-7):B63C9/08 主分类号 B63C9/08
代理机构 代理人
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