ULTRALOW-VOLUME SPRAYER Russian patent published in 2012 - IPC A01M7/00 

FIELD: agriculture.

SUBSTANCE: invention relates to agricultural machinery, mainly to the sprayers for treatment of field crops and perennial crops with small doses of fluid flow. The ultralow-volume sprayer includes a frame, a tank, pipelines, an equalisation tank with a crane, an air duct with a crane and the pressure regulator and a dispenser having flow-generating device with an air gap type nozzle. What is new is that the sprayer casing has a T-shaped pneumo-channel, a hydro-cavity with a feeding tube and a hydro-channel, at that the upper output of the pneumo-channel and the hydro-cavity have membrane-type valves with rigid centers, fixed to the lever of the sprayer casing, and on both sides of the sprayer casing there are limiters of lever travel with a return spring.

EFFECT: increased technical capacity of the sprayer, improving the quality of treatment, formation of a compact flow and reduce working fluid loss.

2 dwg