| 摘要 |
<p>Drain pipe of sanitary equipment, such as a washbasin, having a siphon arrangement, is freed using a pipe (2), the interior of which is connected to the interior of a handle (1), which has a connection fitting (8) to a supply line. The pipe has a flexible coil spring (3) acting as a sheath and lined with a sealing hose (4). Preferably, the interior of the handle has a check valve (14), separating the inlet to the pipe from an upstream storage chamber (16).</p> |
