LIQUID SPRAYER Russian patent published in 2004 - IPC

FIELD: agriculture, in particular, plant protection equipment for spraying liquid pesticides and biological preparations in the form of monodisperse mist.

SUBSTANCE: liquid sprayer has casing accommodating electric engine covered with closure fixed on casing by bolts and nuts with washers. Reinforced rubber collar is mounted on electric engine shaft for isolating electric engine from penetration of solution into casing and flange is fixed on said shaft for baffling working fluid. Impeller is made in the form of part of tore cut along horizontal axis and fixed on end of electric engine shaft by means of nut with washer. Casing is fixed to base by screws and nuts with washers. Dosing unit including replaceable dosing device, valve, spring with related guiding stem, sleeve and cover is mounted in base boss. Dosing device is made gauged and fixed through thread into mouth of L-shaped opening in base body. Lower part of L-shaped opening including gauged dosing device is positioned for arranging the latter at right angle relative to lowermost point of impeller. Liquid sprayer kit includes at least three replaceable dosing devices having differently gauged openings.

EFFECT: increased efficiency in spraying liquid in the form of monodisperse mist settling onto area under treatment process and adapted for covering plants.

2 dwg