| 摘要 |
<p>The door or window has a ventilating device installed in the space between the door or window frame (2) and casement (1). A ventilating passage (3) is formed in the space, and the ventilating device has a channel connecting the inside of the space with the ventilating passage. A volume flow limiter is provided in the channel and is in the form of a suspended component with perforations and has a closing edge. The closing edge has an opening in the channel and a wall lies opposite the suspended component in the direction of the perforations.</p> |
