| 摘要 |
The invention relates to an anti-theft steering lock for automobile vehicle, of the type comprising a bolt thrust elastically into the locking position and controlled by the rotation of a key rotor, and means for retaining the bolt in the retracted position which are set out of action by the withdrawal of the key. The anti-theft device according to the invention is characterized in that the said retaining means comprise a key sensor sliding radially in the rotor and co-operating, in the locking angular position of the rotor, with a slide block movable in the lock housing at right angles to the axis of the rotor and thrust elastically towards the said rotor, the said slide block co-operating with an aperture of a slider fast in translational movement with the said bolt, the said aperture being prolonged towards the rear by a narrower slot, the said slide block having a width slightly less than that of the said slot and comprising, over a part of its height, an excess thickness of width greater than that of the said slot but less than that of the said aperture. |
