| 摘要 |
<p>A lock monitor for fitting to lockable objects that have locks that incorporate a bolt mechanism incuding a slidable bolt and mortise. The opening of the mortise is larger in at least one dimension than the engaging face of the slidable bolt. The lock monitor comprises a status indicator, a contact member mountable to the bolt mechanism adjacent to the slidable bolt and it communication with the status indicator, and an actuating arm mountable on the slidable bolt such that the actuating arm engages the contact member when the slidable bolt is disengaged from the mortise. When the actuating arm engages the contact member it causes the status indicator to register a change in status in the lock.</p> |
