INJECTOR Russian patent published in 1995 - IPC

FIELD: devices for spraying liquids. SUBSTANCE: injector has housing with divergent exit nozzle, insert with central convergent passages mounted in inlet section of housing for axial motion forming circular resonating chamber with it. Injector is additionally provided with casing mounted around housing at circular clearance and provided with supply branch pipe having regulator of its passage area; housing is provided with circular row of radial holes in zone of resonating chamber which bring it in communication with circular clearance. EFFECT: extended range of adjustment of frequency of oscillations and consequently degree of spraying due to additional blow of control medium into resonating chamber. 2 dwg