| 摘要 |
<p>The present invention belongs in the field of lifting and braking devices, for use in scaffolding, elevators, etc., and relates in particular to a self-braking gripping pulley which comprises two flanges (1, 2) joined in the shape of a pulley, each flange having an outer surface and an inner surface, the inner surfaces being inclined towards one another in the shape of a 'V' and having a plurality of grooves (3) disposed radially and facing each other in order to form a housing for a cable holding device (4, 5, 6).</p> |
