Buoys – rafts – and aquatic devices – Swimming aid to increase stroke efficiency – Foot attached
Patent
1997-04-02
1998-02-10
Sotelo, Jesus D.
Buoys, rafts, and aquatic devices
Swimming aid to increase stroke efficiency
Foot attached
A63B 3108
Patent
active
057162506
ABSTRACT:
Swimming flipper comprising a fin blade made of rigid material and a shoe made of soft material similar to rubber, said fin blade and said shoe being interconnected by mechanical means of joining and locking, and an insole element which can be inserted inside the shoe itself. Said locking means extend from said insole to said fin blade or vice versa, through the part of the sole of the shoe interposed between said insole and the fin blade portion underneath.
REFERENCES:
patent: 5041039 (1991-08-01), Chang
patent: 5527196 (1996-06-01), Harkins
HTM Sport S.p.A.
Sotelo Jesus D.
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