| 摘要 |
FIELD: horticulture, in particular, spraying equipment used for protection of plants, trees and brush from pests and diseases. ^ SUBSTANCE: sprayer has tank for working fluid, cleaning filter with filtering grid at inlet end, pressure line with pump, valve and bar. Sprayer chamber bottom is equipped with protrusion configured as truncated cone with helical grooves along its axis. Outlet orifice of diaphragm is made conical along protrusion axis. Valve is made in the form of double-armed lever positioned above pressure line and pivotally fixed on shaft. Flexible member is mounted at one end of lever and roller is fixed in spacing between flexible member and lever attachment shaft. ^ EFFECT: simplified construction, increased quality of spraying by providing high dispersity, and reduced consumption of working fluid. ^ 2 cl, 3 dwg |
