| 摘要 |
<p>The invention relates to a siphon trap for terraces, meant to be used in installations related to industrial or civil constructions, for catching rain water from flat roofs or terraces of buildings. According to the invention, the siphon trap comprises a cylindrical receiving tank (1) provided in its top part with a circular collar (2) with some orifices (a) for fixing it onto the ceiling (P) of a room, coaxially arranged in respect of a siphon existing on a terrace, inside the receiving tank (1) there being provided a double conical sleeve (4) on the entire internal circumference of which there is cut a recess (b) for a gasket, while, at the external part of the receiving tank (1), in its lower part, there is provided a cylinder (5) having an external diameter equal with the internal diameter of the gasket within the sleeve (4) and with a nipple (6) covered by a cap (11) placed inside the tank (1).</p> |
