FLOW GOVERNOR Russian patent published in 1997 - IPC

FIELD: rocket engineering, design of regulating aggregates, specifically, of liquid-propellant rocket engines working on cryogenic components. SUBSTANCE: flow governor has case housing bushing with guiding belts, cylindrical spring-loaded hollow sleeve with sharp edge at end being mounted coaxially to belts which form throttling slit together with surface of profiled seat. Guiding belts are made in outer surface of bushing. Sleeve with sharp edge at end is located outside of bushing. Bushing gas through duct. Sharp edge is made in end of sleeve on side of its outer surface, seat is placed inside sleeve and has profiled outer surface. Inner surface of wall of case can be positioned behind seat and can be manufactured in the form of straight butt passing to conical surface. Perforated hollow sleeve can be mounted coaxially to spring in addition. EFFECT: improved operational reliability and efficiency. 3 cl, 1 dwg