| 摘要 |
The device has an evacuation tube (6) forming an inlet (12) for evacuation, a collector tub (8) and a liquid guiding device (10). The device (10) has a plate (20) to cover the inlet, and having a peripheral zone. Evacuation openings (26) are arranged in the zone. Two liquid guiding units (40) are provided for each opening in the annular space between the plate and a flange. Each unit has a radial branch and a circumferential branch. |
