Twin wing sailing yacht

Ships – Keels

Patent

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Details

114144R, 114144E, 114150, 114163, B63B 338

Patent

active

053139054

ABSTRACT:
A twin wing sailing yacht having a pair of wing appendages depending from a canoe or hull, the wing appendages including structures which support at their lower ends a fore and aft extending ballast tandemly suspended between them. The wings are rotatable about generally vertical axes under the control of collective and cyclic steering mechanisms.

REFERENCES:
patent: 979383 (1910-12-01), Crawford
patent: 1780767 (1930-11-01), Scott-Paine
patent: 1882357 (1932-10-01), Cross
patent: 3080845 (1963-03-01), Pollak
patent: 3324815 (1967-06-01), Morales
patent: 4193366 (1980-03-01), Salminen
patent: 4686922 (1987-08-01), Burroughs

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