Displacement, planing sailboard

Details Displacement, planing sailboard Displacement, planing sailboard

1981-09-16

1984-03-06

Basinger, Sherman D.

Ships

Watercraft with means used in providing sailpower

Having specifically defined hull shape

114 56, 114271, B63B 116, B63B 104

Patent

active

044347375

ABSTRACT:
A highly efficient sailboard shape has a full displacement form for efficient light and upwind sailing and has an efficient planing form for high wind sailing with the conversion from displacement to planing forms caused by the buoyance reaction to aftward weight shift.

REFERENCES:
patent: 1204058 (1916-11-01), Pfeiffer
patent: 3487800 (1970-01-01), Schweitzer
patent: 3593356 (1971-07-01), Schmalfeldt
patent: 4079688 (1978-03-01), Diry
"Surf Magazine", Germany, Nov. 16, 1980, pp. 29, 42, 43, and 60.

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