KOCHETOV'S PNEUMATIC SPRAYER Russian patent published in 2015 - IPC B05B7/00 

FIELD: machine building.

SUBSTANCE: in liquid sprayer in the central part of the nozzle the air (gas) supply tube is secured coaxially. To one end of the air (gas) supply tube in its bottom part a hollow disk with perforation is secured, looking towards the output cross-sections of the throttling holes of the nozzle. The perforation in the hollow disk is made in form of the screw groove made by Archimedean spiral located inside the hollow disk.

EFFECT: higher efficiency of fine liquid spraying.

1 dwg