| 摘要 |
<p>1. An anti-theft device for an automobile vehicle, of the type locking the steering column (15, 23), comprising a lock (13, 36) whose bolt is capable of engaging with a ring (7, 27) surrounding the steering shaft (1, 21) to which it is connected by torque-limiting means, characterized in that the torque-limiting means comprise two complementary conical surfaces (3, 9; 26, 29) formed on the steering shaft (1; 21) and on the ring (7; 27), means (6, 18; 30) being provided for exerting a predetermined axial force between these surfaces.</p> |
