| 摘要 |
<p>The lock has a body (11) with an accommodation gap (21) to accommodate a brake disc of a motor cycle. A printed circuit board outputs an alarm signal, and a brake disc detection rocker is provided to detect whether a brake disc is found in the gap. The board interacts the rocker and a closing ball in such a way that the board is activated under the condition that the rocker detects the existence of the disc in the gap and the ball is brought into the locking position.</p> |
