| 摘要 |
<p>The invention concerns a pin connector for concrete structures, to be used in restructuring works of floors and the like. In particular, such a connector (1) has a shaft (4) with a lower shank (5) equipped with a threaded side surface, which is inserted in a hole (14) made in a plate (8), which has two protruding raised edges (6, 7); the lower shank (5) is placed in a hole made in the pre-existing layer (2) of concrete, whereas the raised edge (6) is inserted in a groove made in the aforementioned layer (2). Then the new layer of concrete is cast, encasing the upper part of the connector inside of it. <IMAGE></p> |
