发明名称 Swimming flipper
摘要 Swimming flipper comprising a blade and a shoe constituted by two distinct and separable elements provided with a mutual disengageable restrained joint coupling for performing an automatic rigid step-in engagement following approach from above downwardly of the shoe relative to the blade according to a translation movement in a direction substantially perpendicular to the plane of the blade, or following a translation-rotation movement.
申请公布号 US5324219(A) 申请公布日期 1994.06.28
申请号 US19930061263 申请日期 1993.05.17
申请人 TECHNISUB S.P.A. 发明人 BELTRANI, GIANNI;BOSIO, MIRKO
分类号 A63B31/11;(IPC1-7):A63B31/08 主分类号 A63B31/11
代理机构 代理人
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