SPRAYER PUMP Russian patent published in 2023 - IPC A01M7/00 B05B11/00 F04B9/14 

FIELD: sprayers.

SUBSTANCE: sprayer pump comprises a cylinder with open upper and lower ends, a hollow rod located in it. The upper end of the cylinder is fixed with a union nut. On the upper outer part of the hollow rod located outside the cylinder, there is a handle and a spray mechanism. A cuff is installed at the lower end inside the cylinder. The handle chamber with suction valve is connected to a hose with a filter at the end. The spraying mechanism consists of a nozzle, a vortex body and a discharge valve fixed to the stem with a union nut. The cuff is fixed on the piston. At the upper end of the handle chamber, which has a cylindrical shape, there is a suction valve connected to the inside of the cylinder by a valve body

EFFECT: increased reliability and durability of the device in operation.

3 cl, 5 dwg, 1 tbl