发明名称 Rescue buoy apparatus
摘要 A buoy member includes a central cavity with a weighted bottom portion to maintain alignment of the buoy apparatus, and the buoy apparatus includes a transmitter operative upon the buoy being projected from an associated boat. The buoy apparatus is further arranged to include a visible signal member inflated upon actuation of switching interiorly of the buoy, as well as a signal light. A spool brake is arranged to provide for controlled descent of the control tether mounted to the associated boat or individual.
申请公布号 US5163858(A) 申请公布日期 1992.11.17
申请号 US19910754638 申请日期 1991.09.04
申请人 SUMRALL, RANDALL M. 发明人 SUMRALL, RANDALL M.
分类号 B63C7/26 主分类号 B63C7/26
代理机构 代理人
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