Ships – Watercraft with means used in providing sailpower – Having specifically defined hull shape
Patent
1993-12-01
1995-06-20
Basinger, Sherman
Ships
Watercraft with means used in providing sailpower
Having specifically defined hull shape
441 74, B63B 3579
Patent
active
054253217
ABSTRACT:
A sailboard for sailing in water includes an elongated hull defining fore and aft and having a top and a bottom, and a panel integrally connected to the bottom of the hull near the aft end and extending beyond the aft end. The panel is relatively rigid at its distal end. An apparatus is connected to both the hull and the panel, and is operable for moving the distal end of the panel from a first position to a second position. The hull and the panel defining a relatively continuous flat surface for the first position and defining a relatively convex surface for the second position.
REFERENCES:
patent: 3902207 (1975-09-01), Tinkler et al.
patent: 3988794 (1976-11-01), Tinkler et al.
patent: 4649847 (1987-03-01), Tinkler et al.
Basinger Sherman
Fink David
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