| 摘要 |
<p>The emergency call switch has a trigger element (9) for actuating a switch, triggering an alarm. The trigger element is displaced between a resting position and an alarm position. The trigger element is connected to an alarm display. Two planar elements are provided, which are disposed such that they are displaced relative to each other. The rear element is fixed and provided with the alarm display. The front element facing the viewer is linearly displaceable.</p> |
