| abstract |
The present invention relates to a device for the gentle conveying of single- or multi-phase fluids, comprising a tubular, substantially axially leading hollow body (1), in which in axial alignment with a outside of the hollow body (1) located motor stator (31 ) is mounted in rotation displaceable conveying part (5), and in front of and behind the conveying part (5) each have a fastening element (7, 7 ', 75) is arranged. Means are provided which cause fluid located in the nip gap (9) to be transported additionally radially in order to prevent dead water areas. |