| 摘要 |
<p>The invention relates to a device in order to provide an electrical connection cavity in a cast concrete floor, and a mechanical attachment for electrical service posts. According to the invention, the device comprises a casting body consisting of an upper and lower part block (1, 2) of a relatively stiff material, which part blocks (1, 2) are arranged to be allowed to be removed after the casting, and a substantially planar fixing element (3) horizontally arranged between the part blocks (1, 2), which casting body geometrically corresponds to said connection cavity, which connection cavity consists of an upper connection cavity, arranged above said fixing element (3), and a lower connection cavity, arranged below said fixing element (3).</p> |
