SHOCK FLOW GENERATOR Russian patent published in 2003 - IPC

FIELD: civil engineering, mining, metallurgical, chemical and other industries. SUBSTANCE: invention is designed for creating shock flows of working medium. Working chamber of generator is made in form of group of receivers arranged in plan around housing and connected to its lower part by means of branch pipes. Nozzle closing and opening unit is made in form of two flat rings. Upper ring is made of elastic material, and lower one, of hard material. Valve is provided with piston in form of plate and centering device. Shock absorber of valve is made in form of flexible plate provided with radial grooves. Invention makes it possible to create series of generators differing in capacity. EFFECT: improved reliability and efficiency, simplified design, reduced cost of manufacture. 4 cl, 3 dwg