| 摘要 |
A container having flexible walls, in the interior of which container there is arranged a mixer which has a mixing element arranged at a first end of a mixer shaft, it being possible for the mixer shaft with the mixing element to be set moving longitudinally by a drive arranged outside the interior of the container, wherein the mixer shaft can be placed on the inside of a container wall with its second end facing away from the mixing element and can be fixed magnetically on the outside of the container wall, facing away from the inside, by means of a coupling piece, and wherein the coupling piece is operatively connected to a force introducing device belonging to the drive.
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