SWIRL SPRAYER Russian patent published in 2001 - IPC

FIELD: agriculture, medicine. SUBSTANCE: proposed swirl sprayer has housing, nozzle in form of cylindrical tube with blind tip at outlet end and through holes over circumference, and cylindrical air chamber with swirl chamber arranged inside. Air channels are made in swirl chamber housing parallel to its bottom and tangentially to its inner circumference. Air pressure-fed through branch pipe, gets into air chamber and passes along channels into swirl chamber tangentially to its inner surface. As a result, rotating air stream is formed along inner surface of chamber inside which zone of rarefaction is created. Material to be sprayed gets into rotating air stream through holes in cylindrical tube and, being acted upon by centrifugal forces, turns into aerosol and gets sprayed. EFFECT: simplified design, improved quality of spraying. 2 dwg