| 摘要 |
1. A lifter for ceilings and roofs, consisting of a frame comprising a pillar, hydraulic hoists, supporting tension members and lifting bars, characterised in that the bearing frame (1) has an even number of hydraulic hoists (2) attached, designed for lifting ceilings and roofs (6) by means of tension members (3) and two auxiliary hoists (4) for moving the frame (1) by means of lifting bars (5), and the bearing hoists (2) and the auxiliary hoists (4) are shifted horizontally relative to each other and the bearing frame (1) and the bottom frame (7) fixed to the ceiling and to the roof (6) are equipped with blocking devices (8) for support on the pillar.<IMAGE>
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