发明名称 Floating device for supporting a swimmer floating on the water even in resting position
摘要 A floating swimmer-supporting device includes a tubular pyramidical structure. The sloping edges of the pyramidial structure are telescopic tubes which are foldable towards each other when the device is collapsed for transportion and storage. Floats are hingedly attached to the outer ends of the tubes. The swimmer wears a belt or jacket which is suspended from the top of the structure.
申请公布号 US4798550(A) 申请公布日期 1989.01.17
申请号 US19860918969 申请日期 1986.10.15
申请人 BIANCUCCI, CESARE 发明人 BIANCUCCI, CESARE
分类号 A63B69/12;(IPC1-7):A63B31/00 主分类号 A63B69/12
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