US Patent 7862712 Swimming pool cleaning system

A pool cleaning installation that circulates water of a pool filtering and cleaning the water, having a suction connection to a flexible hose of a suction type automated pool cleaner and a return to a Venturi (10) located in the weir (5) of the pool which has a return pipe (11) to the pool, so that the Venturi action draws water into the weir to skim debris off the pool surface to collect in a leaf basket. The operation of the automated pool cleaner on the pool bottom and walls is not affected should the surface debris clog the leaf basket in the weir.