| 摘要 |
The present invention relates to a precast slab for the construction of buildings, characterised in that it has ribs 1 on its lower face which are evenly spaced apart and which form beams integrated into the mass of the slab, reinforcing elements 2 being embedded inside these beams and acting simultaneously as a support to a welded cross layer, during the pouring of the slab, and which are connected to this layer, and in that recesses are provided inside the hollows of the intervals between the ribs 1 and are intended for the fixing of clamps for holding pipework for heating 6, for water distribution, or for waste water collection, and/or for holding heating electrical cables, and electrical casings, and in that the summits of the ribs 1 are provided with shaped elements 7 which are sealed in their mass and solidly fixed to the lower part of the reinforcing members 2, these elements 7 being placed in quincunx, acting as a support to the reinforcement 2 during the pouring of the slab, and intended for the fixing of a layer 8 for the insulation of the slab by means of screws, or similar devices. <IMAGE> |
