Patent ID: 8622320

Claim:
A sprayer system comprising: a container having an additive therein; a dip tube for insertion in the container; a spray nozzle; a sprayer device having a housing and a fluid conduit disposed in the housing and being coupled to the dip tube, wherein the fluid conduit includes a check valve and a dual venturi in parallel, said sprayer device further having a first inlet, a second inlet, and an outlet, wherein the first inlet is connected to a flexible hose, the second inlet is connected to the dip tube, and the outlet is connected to said spray nozzle; the flexible hose having a first end and a second end, wherein the first end is connected to the sprayer device and the second end is connected to a fluid source having fluid therein; a metering device coupled to the fluid conduit to vary the ratio of fluid to additive; wherein the fluid conduit comprises a first passageway connecting the first inlet to the outlet, and a second passageway connecting the second inlet to the outlet, and wherein the dual venturi comprises a first venturi in the first passageway and a second venturi in the second passageway; and wherein the fluid and the additive are mixed in the fluid conduit and expressed from the outlet through the spray nozzle.