Ships – Sail or control means therefor – Reefing and furling
Patent
1979-06-22
1981-04-14
Blix, Trygve M.
Ships
Sail or control means therefor
Reefing and furling
B63H 904
Patent
active
042612764
ABSTRACT:
This invention relates to a boom, sail and sail attachment rig such as used in sailboats, iceboats, and other objects propelled by wind, and in particular to improved aerodynamic curvature of the sails whereby greater wind power is achieved.
REFERENCES:
patent: 2561253 (1951-07-01), Wells-Coates
patent: 3118415 (1964-01-01), Bradley
patent: 3310017 (1967-03-01), Dyer
Blix Trygve M.
Sotelo Jesus D.
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