Breast-stroke fins

Details Breast-stroke fins Breast-stroke fins

1994-04-11

1994-12-20

Swinehart, Edwin L.

Buoys, rafts, and aquatic devices

Swimming aid to increase stroke efficiency

Foot attached

A63B 3108

Patent

active

053742109

ABSTRACT:
Breast-stroke swimming fine consisting of a flexible rubber shoe having a short rigid wing at the front with twisted profile and an oscillating rigid wall under one of the fin sides.

REFERENCES:
patent: 855377 (1907-05-01), Ayers
patent: 1043776 (1912-11-01), Larson
patent: 1590484 (1926-06-01), Volker
patent: 1702681 (1929-02-01), Barbosa
patent: 1829868 (1931-11-01), Lamprecht

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