| 摘要 |
<p>Draining device for draining water including a vessel-shaped member (1) with an opening turned downwards and a pipe extending through the walls of the vessel-like means and inside this provided with holes (5) turned upwards for the entrance of water rising between the walls of the vessel-like means and the pipe. The holes in the vessel-like means for the insertion of the pipe are suitably adopted to standard dimensions of pipes. </p> |
