| 摘要 |
Person lifting apparatus for the maintenance of wind-operated generators, comprised of a platform or cabin (1) which overhangs slidingly with respect to a carrier column (2) and is driven by means of gears which are in mesh with a rack (4) and are operated by motors (6), the column (2) being planar in shape like a ladder; the rack (4) is installed behind one of the uprights of the column; the gears of the motors (6) are in mesh with the rack according to the same turnover tendency direction of the platform or cabin (1) so as to retain the latter and prevent it from tilting. |
