| 摘要 |
The invention relates to a load-carrying structure for making volume-enclosing constructions for placing against buildings, and in particular for volume-enclosing constructions having an outside surface with at least two intersecting planes, with at least one of said planes being defined by two parallel load-carrying bars. In accordance with the invention, the line of intersection bars (5, 6) together with link means (11, 12, 13, 15) which are provided for interconnecting the intersection bars, said link means engaging in bar stubs and providing a pivot hinge. The invention is particularly applicable to providing glazed extensions to buildings. |
