Wind propulsion apparatus

Details Wind propulsion apparatus Wind propulsion apparatus

1984-04-27

1985-08-06

Mitchell, David M.

Land vehicles

Ski or skate appliance or attachment

Wind sail for propelling or braking skier or skater

114 39, A63C 300, A63C 1100

Patent

active

045331596

ABSTRACT:
Wind propulsion apparatus for a skier or skater comprises a sail secured to its upper end to a mast and having a pair of sheets at its lower end trained about guide pulleys secured to the user's boots. The sheets may be adjustably secured to retainers carried by the user. The mast has a mount at its lower end which may be supported on either of the user's feet.

REFERENCES:
patent: 2213754 (1940-09-01), Thirring
patent: 4234211 (1980-11-01), Lux
patent: 4311324 (1982-01-01), Fries
patent: 4473022 (1984-09-01), Eastland
patent: 4489957 (1984-12-01), Holmgren

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