Patent ID: 7513442

Claim:
A hose-end sprayer assembly for connection to at least one container having at least one product chamber for holding liquid product to be dispensed, the hose-end sprayer assembly comprising: a housing having a carrier liquid inlet passage as well as a liquid product inlet opening and a vent port both in communication with the product chamber of the container; a diverter tube and a venturi tube mounted within said housing, said venturi tube defining a liquid duct extending between inlet and outlet ends thereof, said diverter tube surrounding said venturi tube and rotatable about a central axis thereof, said diverter tube arranged to block said liquid product inlet opening of said housing from said liquid duct of said venturi tube in a first rotative position of said diverter tube and to connect said liquid product inlet opening of said housing with said liquid duct of said venturi tube in a second rotative position of said diverter tube, and said diverter tube further arranged to close the vent port of the housing in said first rotative position and to open the vent port of the housing in said second rotative position; and a control valve, mounted within said housing and operable independently from said diverter tube, for connecting said carrier liquid inlet passage of said housing with said liquid duct of said venturi tube in an open position and for disconnecting said carrier liquid inlet passage of said housing from said liquid duct of said venturi tube in a closed position.