DISPOSITIVO DI REGOLAZIONE PER TENDITORI A RULLO

摘要

Device comprising an engaged mechanical part, eccentrically fixed in rotation to the shaft of a tensioning roller, in a lateral wall and equipped with attacking surfaces for an adjusting tool. The mechanical part 10 in the shape of a plate comprises at least one section of plane surface on its periphery and is inserted into a hollowing 7 in the lateral wall 5 which corresponds to the shape of its contour.