Low-drag sailboat mast

Details Low-drag sailboat mast Low-drag sailboat mast

1988-06-24

1989-06-13

Basinger, Sherman D.

Ships

Spars

Masts and masting

114105, B63B 3500

Patent

active

048381918

ABSTRACT:
A mast for a sailboat includes a plurality of spaced parallel bars arranged as a polygon in cross-section wherein the bars are of a size to permit air flow therebetween and being oriented such that one of the bars is disposed nearer the aft of the boat than the remaining bars. Bracing members are secured between the bars and means are provided for securing a luff edge of a sail to the one bar to thereby attach the sail to the sailboat.

REFERENCES:
patent: 420023 (1890-01-01), Stifel
patent: 601494 (1898-03-01), Clapham
patent: 774371 (1904-11-01), Altmyer
patent: 792924 (1905-06-01), Posgate
patent: 879986 (1908-02-01), Tatchell
patent: 1213579 (1917-01-01), Bonom
patent: 3085539 (1963-04-01), Prolss
patent: 3447276 (1969-06-01), Svensson et al.
patent: 4474127 (1984-10-01), Stevenson
patent: 4546718 (1985-10-01), Schwarz
patent: 4633624 (1987-01-01), Targetti

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