Multi-level swim fin

Details Multi-level swim fin Multi-level swim fin

1993-02-02

1994-07-19

Sotelo, Jesus D.

Buoys, rafts, and aquatic devices

Swimming aid to increase stroke efficiency

Foot attached

A63B 3111

Patent

active

053303776

ABSTRACT:
A swim fin having a shoe and an integrally connected bi-level, relatively short fin assembly. The fin assembly includes upper and lower levels connected by side walls. Automatic valve flaps are provided at the outer portions of baffles and pivot about transverse axes. The valves automatically open and close during the kick to change the apparent area of the assembly. The bi-level arrangement increases the overall efficiency of the swim fin during use.

REFERENCES:
patent: 3183529 (1965-05-01), Beuchat
patent: 4737127 (1988-04-01), Lamont

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