Centrally articulated swin fin

Details Centrally articulated swin fin Centrally articulated swin fin

1996-08-26

1997-05-27

Swinehart, Edwin L.

Buoys, rafts, and aquatic devices

Swimming aid to increase stroke efficiency

Foot attached

441 64, A63B 3108

Patent

active

056326629

ABSTRACT:
A swim fin is disclosed that comprises a boot portion to receive the foot of a swimmer, a web portion, and a pair of side members. Each of the side members have an upper and lower arm and an upper and lower end. The lower ends of the side members are attached to opposite sides of the web portion while the upper ends of the side members attached to a leg engaging strap. A pivot means connects the side members to the boot portion and permits the side members and the web portion to rotate about the boot portion such that when the leg engaging strap is attached to the lower leg of a swimmer the web portion is pivoted to a position approximately parallel to the swimmer's lower leg.

REFERENCES:
patent: 3171142 (1965-03-01), Auzols
patent: 3268927 (1966-08-01), Markowitz
patent: 3302223 (1967-02-01), Ciccotelli
patent: 3315286 (1967-04-01), Brion
patent: 4017925 (1977-04-01), Shamlian
patent: 5083954 (1992-01-01), Jacobs
patent: 5108327 (1992-04-01), Klein
patent: 5447457 (1995-09-01), Kamitani

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