Vacuum sewer system
OwnerGunnar Lindroos, Vesa Lappalainen +1inventors
InventorsGunnar Lindroos, Vesa Lappalainen, Teemu Ylanen
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Abstract
The present invention relates to a sewer system comprising a sewage receptacle (1), sewer piping (3) connected to the sewage receptacle by means of a discharge valve (2), a vacuum generating means (4) for generating vacuum in the sewer piping, a control mechanism (5) for controlling the discharge valve, and a vacuum buffer means. In order to provide a small volume vacuum buffer means that may provide a timely raising of the vacuum level available for the control mechanism (5), the vacuum buffer means comprises an active buffer device (10) in fluid communication with the control mechanism (5) and the sewer piping (3).
Claims17
A vacuum sewer system comprising a sewage receptacle, sewer piping connected to the sewage receptacle by means of a discharge valve, a vacuum generating means for generating vacuum in the sewer piping, a control mechanism for controlling the discharge valve, and a vacuum buffer means, wherein the vacuum buffer means comprises an active buffer device in fluid communication with the control mechanism and the sewer piping.
A vacuum buffer device for a vacuum sewer system comprising a sewage receptacle, sewer piping connected to the sewage receptacle by means of a discharge valve, a vacuum generating means for generating vacuum in the sewer piping, and a control mechanism for controlling the discharge valve, wherein the vacuum buffer means comprises an active buffer device in fluid communication with the control mechanism and the sewer piping.
Dependencies are inferred from the claim text.