Vacuum sewer system
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United States of America Patent
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-
Aug 10, 2010
Grant Date -
Oct 4, 2007
app pub date -
Feb 9, 2007
filing date -
Mar 31, 2006
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Disclosed is a sewer system including a sewage receptacle, sewer piping connected to the sewage receptacle by means of a discharge valve, a mechanism for generating vacuum in the sewer piping, and a control mechanism for controlling the discharge valve. In order to achieve a more rapid closing of the discharge valve after discharge of the sewage from the sewage receptacle, the vacuum sewer system further comprises an aeration device in direct fluid communication with the discharge valve. The control mechanism is arranged to control the aeration device. Also disclosed is a discharge valve (2) for such a vacuum sewer system.
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Cited Art Landscape
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