摘要 |
A sail shortening device for rolling up a sail on a tubular element mounted for rotation about a rigging cable of a sailing boat which comprises at least two tubular sections connected end to end for forming said tubular element, at least one shaped connecting element engaging in said tubular sections, two shaped end elements mounted at both ends of the tubular element and bearings housed respectively between said cable, said shaped connecting element and the two shaped end elements. The tubular element comprises at least one longitudinal groove in which the bolt rope can be introduced. The tubular element is held in axial direction and can be rotated by a drum. A swivel is slidably mounted on the tubular element and comprises means for fixing to a halyard for hoisting and tensioning the sail. |