FLOW REGULATOR Russian patent published in 1997 - IPC

FIELD: rocketry; manufacture of regulators. SUBSTANCE: flow regulator includes housing with guide bands with cylindrical spring-loaded hollow plunger mounted coaxially relative to them. Plunger forms throttling slot together with profiled hole of housing seat. Flow regulator includes also seat with seal for sharp edge of plunger tightly fitted on end sealing surface for sharp edge of guide band of housing. Seat is provided with guide bush, tightly spring-loaded collar of T-shaped section whose tab is engageable with outer diameter of guide bush and end of collar is engageable with end of profiled seat and sharp edge of plunger. Outer diameter of guide bush may be lesser than outer diameter of plunger. EFFECT: enhanced efficiency. 2 cl, 2 dwg