| 摘要 |
<p>The anti-intrusion device (1) comprises support posts (3) anchored to a support plinth (2p). Electromechanical equipment (4) is used to sense and warn of an intrusion and comprises one or more sensors (5) and an oscillating pendulum (6p) for transmitting the vibrations. The equipment housing (6) is removably fastened to the upper part of a support post and the pendulum is hinged to the wall of the housing.</p> |
