| 摘要 |
<p>A soil-heating device, particularly for soil covered by a synthetic surface, of the type including a heated film (1). The device includes two sealed and electrically-insulating support sheets (1a, 1b; 1'a, 1'b), between which parallel conducting resistive strips (3,3') are arranged over the length of the support sheet in pairs, such that, at one end (B) the strips are connected to two electrical supply connectors (L, N) and, at the other end (A), connected to each other by a conducting bridge (9).</p> |
