| 摘要 |
<p>An antitheft locking device (11), in particular for fixing a wheel to a motor vehicle hub, made in form of a nut or bolt, comprising a body (13) provided with engagement means (21) for a complementary key by means of which it is possible to rotate said device, and an associated bushing (19) freely rotatable around said body (13), in which at least a radial seat (25) is provided for at least a retaining element (23) capable of preventing the axial withdrawal of the bushing (19) from the body (13), said seat being obtained partially in the body (13) of the device and partially in the bushing (19), wherein said seat (25) has a depth varying along the axial direction.</p> |
