PNEUMOACOUSTIC INJECTOR Russian patent published in 1994 - IPC

FIELD: spraying of agents. SUBSTANCE: housing of the pneumoacoustic injector is widening in way of motion of gas and liquid and is provided with flat working surface. Resonator is made in form of groove located on the working surface of the housing; wall of the groove is inclined to the working surface of the housing at angle ranging from 30 to 40 deg. Passage for escape of the liquid being sprayed is made in form of nozzle openings on the widening portion of the housing. Provided above the working surface of the housing is visor forming fan-shaped chamber for supply of gas. Leading edge of the visor closes the resonator and forms flat nozzle for escape of gas before nozzle openings for escape of liquid. EFFECT: enhanced efficiency. 2 dwg