goulottes d''alimentation
rail (5) between the chute and the track, the rail (5) having a holding device for the hangers, characterized in that the connecting rail (5) is divided at the holding device (6) and that the parts are hingeably connected to this and hingeably suspended at the ends and provided with a means (8) for raising or lowering the holding means device (6) by decreasing or increasing the total length of ...