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公开(公告)号：US11731090B2
公开(公告)日：2023-08-22
申请号：US17279356
申请日：2019-11-29
发明人： Marcus Höfken , Thomas Hagspiel , Torsten Frey , Walter Steidl
IPC分类号： B01F3/04 , B01F23/233 , C02F7/00 , B01F27/117 , B01F27/94 , B01F33/503 , B01F33/50 , B01F101/00
CPC分类号： B01F23/2331 , B01F23/2333 , B01F27/117 , B01F27/941 , B01F33/50 , B01F33/503 , C02F7/00 , B01F23/23311 , B01F23/23314 , B01F23/23365 , B01F2101/305
摘要： A hyperboloid agitator for circulating liquids, in particular water, wastewater or the like, in the centre of which a connection portion (2) for connection to a hollow agitator shaft (1) is provided, characterised in that the hyperboloid agitator is formed as a hollow body, with a central aperture (3) for supplying air being provided in the connection portion (2), and in that an air distribution device (9, 10, 11) for distributing air supplied through the aperture (3) to a plurality of air outlet openings (14) provided in the hollow body is provided downstream of the aperture (3).
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公开(公告)号：US11484848B2
公开(公告)日：2022-11-01
申请号：US17271723
申请日：2019-11-29
发明人： Marcus Höfken , Thomas Hagspiel , Torsten Frey , Walter Steidl
IPC分类号： B01F7/16 , B01F23/233 , C02F7/00 , B01F27/117 , B01F27/94 , B01F33/503 , B01F33/50 , B01F101/00
摘要： An apparatus for aerating bodies of water includes a floating platform, a motor supported by the floating platform, a transmission which is coupled to the motor and whose output shaft is in the form of a hollow shaft, a fan for supplying air through an air supply line connected thereto, wherein the air supply line is connected to one end of the hollow shaft, a hollow stirring shaft coupled to the other end of the hollow shaft, an stirrer affixed to the free end of the approximately vertical stirring shaft, wherein the stirrer is designated as a hollow body and has a central opening through which air supplied by the stirring shaft can pass, and a multiplicity of air outlet openings.
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