SWIMMING POOL Russian patent published in 2007 - IPC E04H4/00 

FIELD: construction, particularly swimming pools having overflow filtering systems.

SUBSTANCE: swimming pool comprises sealed body and overflow gutter extending along swimming pool perimeter and used as water cleaning system. The gutter has semicircular cross-section. Filtering member made of fabric is arranged along gutter. The filtering member may be created as web having outer edge laid on end flange of rear overflow gutter wall and pressed with upper framing plate of inclined grid. Inner web edge and inner edge of floating overflow mat are laid on end flange of front overflow gutter wall and pressed with lower framing plate of inclined grid. Settling trays are installed on upper surface of filtering web so that outer longitudinal edges thereof are tightly fit over filtering web and inner longitudinal edges are spaced apart a distance defined by alternating ribs arranged from below. Pipeline is located at overflow gutter base. The pipeline is connected with suction pipe of electric pump. Through orifices are formed along upper overflow gutter edge perimeter. The orifices are closed with valves from water pool bowl side. The valves may be strips made by inner overflow mat edge cutting.

EFFECT: increased efficiency of swimming pool cleaning in the case of seldom and short-term swimming-pool usage.

2 dwg