| 摘要 |
<p>An anti-theft lock for locking the steering mechanism of a vehicle includes a movable ring fixed on a steering part, a fixed ring fixed on the frame, a lock housing fixed on the fixed ring, a lock core provided in the housing and a lock bolt controlled by the lock core. Many radial grooves are provided on periphery of the movable ring. A protruding edge is provided inwardly at the bottom of the movable ring. A stopper is provided on the fixed ring. When the lock bolt is in the position of locking, the bolt is inserted in the groove and the stopper seats on the upper of the protruding edge. The movable ring can not been dissembled even if the movable ring became loose due of the parts worn out, thus the reliability of the lock is increased.</p> |
