ULTRA-LOW-VOLUME SPRAYER Russian patent published in 2019 - IPC A01M7/00 A01G25/00 B05B7/26 

FIELD: agriculture; machine building.

SUBSTANCE: invention relates to agricultural equipment. Ultra-low-volume sprayer comprises a frame, a reservoir, a surge tank, an air duct with a pressure reducer and a crane, a feed pipeline and a sprayer. Sprayer has jet-forming device with air nozzle of slot type, consisting of two attached plates with spacer arranged between them, made in form of Laval nozzle. Top plate has feed tube with replaceable nozzles. Feed tube is removable with screw thread for screwing into upper sprayer plate at angle less than 90° to lower plate at expansion point of Laval nozzle in direction of air flow. Bottom plate is made longer than length of upper plate to form semi-bounded jet from Laval nozzle outlet.

EFFECT: enlarging functional capabilities of the sprayer.

1 cl, 2 dwg