| 摘要 |
<p>1. A device for aerating flowing media, in particular water, having a feed pipe, a nozzle, an aerating section with thin-walled frustoconical pipe sections arranged concentrically one above the other therein and spaced from one another and a down pipe post-connected thereto, characterised in the frustoconical pipe sections (9) in the region of their base circles on the inner side of the housing wall of the aerating section (3), are mounted on rings (13), or clamped between rings (13), which rings form the cylindrical housing wall (8) of the aerating section (3) and each have openings (bores 10) as suction intake slots for the entry of air.</p> |
