Swimming flipper

Details Swimming flipper Swimming flipper

1987-11-06

1989-06-13

Basinger, Sherman D.

Buoys, rafts, and aquatic devices

Swimming aid to increase stroke efficiency

Foot attached

D21239, A63B 3112

Patent

active

048388246

ABSTRACT:
A swimming flipper is disclosed with two opposed rails on each side of flipper extending outwardly and at an angle to the plane of the flipper surface. The flipper surface may also be provided with a number of stepped segments such that the thickness of the flipper portion increases from the front edge of the flipper towards the toe portion.

REFERENCES:
patent: 3810269 (1974-05-01), Tabata
patent: 3940815 (1976-03-01), Hill
patent: 3978537 (1976-09-01), Shamlian
patent: 4025977 (1977-05-01), Cronin

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