Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached
Patent
1995-05-10
1996-08-13
Sotelo, Jesus D.
Buoys, rafts, and aquatic devices
Swimming aid to increase stroke efficiency
Foot attached
A63B 3111
Patent
active
055450679
ABSTRACT:
Fin with buckle for securing the heel strap to the open-shoe type fin, in which said buckle comprises: a base piece on the side of the fin next to the socket for the foot; an intermediate lever hinged at one end in said base piece; and an end piece bearing at one end the means for connection to said strap, while its other end is hinged at a point on said intermediate lever between the end hinged to the base piece and the free end.
REFERENCES:
patent: 2779077 (1957-01-01), Kline
patent: 3940815 (1976-03-01), Hill
patent: 4795385 (1989-01-01), Matsuoka
patent: 5083954 (1992-01-01), Jacobs
HTM Sport S.p.A
Sotelo Jesus D.
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