Constructive disposition pulley Bi departure

摘要

Constructive disposition pulley B1 - game formed by a central database (1), provided with cylindrical structure (2) for introduction of the axis of rotation, in addition to a peripheral edge (3) modelled by holes (4), which cooperate with holes (5) arranged in corresponding positions in a ring R Ovu00edvel (6) and enable mutual solidify these parts (1 and 6).This is the rim (6) provided with a protruding edge that defines a channel (7) for release and retention of the belt or equivalent component.