Sail-wing and controls for a sail craft

Ships – Apparatus held by or attached to rider to control sailboard... – Foot strap means

Patent

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Details

114102, 114144R, 114362, B63H 904

Patent

active

048525073

ABSTRACT:
An amphibious sail craft with a sail-wing system is disclosed, including a rotatably mounted mast, a rotatable boom pivotally mounted to the mast, and a sail-wing mounted to the boom and rotatable with the boom about horizontal and vertical axes for varying the attitude of the sail-wing among sail positions or wing positions or combinations thereof. Mechanism to turn the mast and to rotate and tilt the boom to thereby control the attitude of the sail-wing includes: sheets to rotate the boom about its axis; a control wheel to selectively pull one or the other of the sheets, or to pull them both to control the rearward tilt of the boom; and a control column and reaction gear to turn the mast away from the movement of the control column.

REFERENCES:
patent: 3802366 (1974-04-01), Mankawich
patent: 3921561 (1975-11-01), Arce
patent: 3985090 (1976-10-01), Rineman
patent: 4027614 (1977-06-01), Jones
patent: 4068607 (1978-01-01), Harmon
patent: 4235450 (1980-11-01), Conover
patent: 4561371 (1985-12-01), Kelley et al.
patent: 4569301 (1986-02-01), Pyburn

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