Sail winder control systems

Ships – Sail or control means therefor – Reefing and furling

Patent

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Details

114107, B63H 910

Patent

active

049496603

ABSTRACT:
A sail winder, more particularly a mainsail winder tube, made of a tube or similar profile rotating about its axis under the action of a control system, to which the sail is rigidly connected and about which it winds, and wherein a control system, made of a toothed pulley, is accommodated inside the mast foot or beneath the mast foot.
The winder includes, for hauling the sail, a halyard passing in a higher portion of the winder tube over a pulley rigidly connected to the tube and rotating therewith, with the halyard passing inside the tube and exiting from the winder tube via another pulley rigidly connectd to a fixed portion of the winder.

REFERENCES:
patent: 3132620 (1964-05-01), Court
patent: 4240369 (1980-12-01), Molz
patent: 4267790 (1981-05-01), Hood
patent: 4480570 (1984-11-01), Rosenfield et al.
patent: 4526122 (1965-07-01), Kluckhuhn

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