摘要 |
<p>The sealing assembly has a seal (3) which can be switched on and off through a controllable actuator (5) and when switched on seals the door or window panel from the floor or frame. The actuator has a power supply (6) with electric accumulator or with electromechanical actuator with electromagnet (51). the seal can comprise a trigger (31) so that when the seal is switched on a sealing strip is lowered as the door or window is closed.</p> |