Trolley (trailer) serving to transport floating barrages intended to retain petroleum products

摘要

The carriage 1 comprises a rolling chassis 3 with one or two axles and a winch 11 mounted on this chassis 3 by means of trestles 9 so as to be able to receive barrier means 21 and rotate around an axis 7. On the 'one of its transverse faces, the winch 11 carries a ring gear 27 cooperating with a drive device 29 which makes it possible to rotate the winch 11 in one direction and in the other but which prevents it from turning by itself .