| 摘要 |
On the side of the shaft (2) are at least two line drums (6) which are positioned with their rotation axes parallel with that of the shaft. A drive transmission (8) is arranged between the shaft and the line drums. - From line drums extend lines (31,32) to beams (30) which support the scenery to be raised and lowered. In a scene roof or corresp. item a number of such shafts (2) with line drums are positioned widthways to one another. - (Dwg.1) |
