| 发明名称 |
Mechanical device for interconnecting prefabricated reinforced concrete or prestressed reinforced concrete pillars for multi-storey buildings having in successive phases the two functions given hereinafter. In the assembly phase it acts as a temporary connection device suitable for setting and lead lining. In the operational phase it guarantees the continuity of the metal reinforcements and makes the coupling able to absorb the stresses arising from static analysis |
