Swimming flipper

Details Swimming flipper Swimming flipper

1999-11-02

2000-10-03

Swinehart, Ed

Buoys, rafts, and aquatic devices

Swimming aid to increase stroke efficiency

Foot attached

A63B 3108

Patent

active

061265039

ABSTRACT:
Swimming flipper consisting of: a shoe made of a relatively soft material and equipped with a sole made of a stiffer material, said shoe being laterally and frontally provided with at least two protruding elements, and a blade whose base is hinged to the sole of the shoe in an area between said protruding elements by means of two extensible elements, said protruding elements being suitable to hit against the upper surface of the blade.

REFERENCES:
patent: 3171142 (1965-03-01), Auzols
patent: 3256540 (1966-06-01), Novelli
patent: 4209866 (1980-07-01), Loeffler
patent: 5522748 (1996-06-01), Cressi
patent: 5595518 (1997-01-01), Ours

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