| abstract |
The invention relates to a hyperboloid agitator body for circulating liquids, in particular water, wastewater or the like, in the centre of which there is provided a connection portion (2) for connection to a hollow agitator shaft (1),ncharacterised in thatnthe hyperboloid agitator body is formed as a hollow body, wherein a central aperture (3) for feeding air is provided in the connection portion (2), andnin that an air distribution device (9, 10, 11) for distributing air fed through the aperture (3) towards a plurality of air outlet openings (14) provided in the hollow body is provided downstream of the aperture (3). |