| 摘要 |
Auxiliary device for turning horizontally lying persons and for mounting e.g. on a bed, the device including one or more largely vertically displacing devices that may be manipulated in vertical direction by means of a control panel, each device including a largely horizontally arranged roller which is rotatably secured at each end in a rotatable bushing, and the each rotatable bushing is fastened on first member, the first member being concentrically and displacing arranged in a second member, and means are provided by which impulses from the control panel can displace the first member relatively to the second member uniformly a both ends of the roller, which thereby may be moved vertically.
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