| 摘要 |
The present invention relates to a drive system (1 1) for driving a displacement movement of a screening device, comprising a first and a second gearwheel (14, 15), for driving a first and a second toothed belt or chain, on both sides of the screening device, a tube motor (12), for driving the gearwheels (14, 15), and a tube (13), in which the tube motor (12) is arranged and which over its length is profiled with a toothing, such that its first end forms the first gearwheel (14) and its second end forms the second gearwheel (15). |
