SEWAGE SYSTEM Russian patent published in 2006 - IPC E03F1/00 E03C1/01 

FIELD: water supply and sewage systems, particularly for residential, public and industrial buildings.

SUBSTANCE: sewage system in accordance with the first embodiment comprises at least one lavatory pan and/or urinal and at least one sewage water receiver provided with discharge pipeline. The system also has accumulation vessel arranged over lavatory pan and/or urinal and communicated with the discharge pipeline of at least one sewage water receiver. Lower part of accumulation vessel has at least one outlet pipeline to communicate accumulation vessel with lavatory pan and/or urinal. If sewage water receiver connected with discharge pipeline and accumulation vessel is in room located on one level with room in which lavatory pan and/or urinal is installed fore accumulation vessel is arranged in discharge line of above sewage water receiver. The fore accumulation vessel interior is communicated with sewage water receiver and provided with exhaust pump having inlet connected with lower part of fore accumulation vessel interior and outlet linked with main accumulation vessel interior. Sewage system in accordance with the second embodiment comprises at least one lavatory pan and/or urinal with flushing tank provided with inlet valve arranged in upper part of flushing tank interior and connected to water supply system. Sewage system has at least one sewage water receiver provided with drainage pipeline and arranged in room, which is in one level with room having lavatory pan and/or urinal. The system is provided with accumulation vessel comprising exhaust pump having interior connected with drainage pipeline of at least one waste water receiver. Jet pump nozzle communicates with outlet part of inlet flushing tank valve. Mixing chamber communicates with lower part of accumulation vessel interior. Outlet part is connected with flushing tank interior.

EFFECT: possibility of household, industrial and atmospheric sewage water recycling and use for flushing lavatory pans and, as a result, reduced water consumption.

24 cl, 20 dwg