| 摘要 |
<p>A vacuum sewer system comprising a waste receiving unit (1) to be emptied provided with an outlet opening (2) and having a normally closed sewer valve (3) and an ejector (5). The ejector (5) is an integrated part of a sewer pipe (4, 7) connected to the waste receiving unit (1). The sewer pipe includes an upstream portion forming a suction pipe (4) of the ejector (5) and a downstream portion forming a discharge pipe (7) of the ejector (5). <IMAGE></p> |
