Patent ID: 6082282
Filing Date: 2000-07-04
Classification: B63H

Abstract:
A rolling reef system for the mainsail of a sailing vessel including a mast, a boom secured to said mast for swivelling about the mast and for rotation about the longitudinal axis of the boom, said mainsail having an after leech, an under leech secured to the boom and a fore leech, the system comprising:a disc secured to the front end of the boom, the disc having a groove used to rotate the boom, and the disc having a diameter significantly larger than the boom;a guiding profile strip of an elongated shape that extends vertically and has front and rear sides extending parallel to each other, the front side of the guiding profile strip being connected to the mast and the rear side of the guiding profile strip being located to the rear of the disc and having a guiding track for receiving a rope on the fore leech of the mainsail, and the guiding profile strip swiveling with the mainsail about the mast; anda plurality of battens extending parallel to the under leech from the after leech to the fore leech and terminating to the rear of the disc whereby the disc, guiding profile strip and battens cooperating to allow the mainsail to be rolled on the boom without bulging.