SETTLEMENT WATER SUPPLY SYSTEM Russian patent published in 2001 - IPC

FIELD: potable water supply systems. SUBSTANCE: water supply system has water ducts, control vessel, reservoir with hydraulic elevator, distribution pipelines with water circulation pipe, automatic stop valve and pressure riser. Hydraulic elevator has diffuser with curved helical guides on its internal surface, and mixing chamber communicated to atmosphere via flexible riser. Narrowing nozzle with curved helical grooves on its internal surface is mounted through float on flexible riser end. Pressure riser is made in the form of inverted truncated cone. EFFECT: increased efficiency and simplified construction. 3 dwg