ROCKET ENGINE NOZZLE SEALING DEVISE Russian patent published in 2003 - IPC

Abstract RU 2213241 C2

FIELD: rocketry. SUBSTANCE: invention can be used at developing solid-propellant rocket engines for submarine rockets. Proposed device contains stopper on which valve is mounted whose movable part is installed in cylindrical guide and is connected with piston arranged in cylinder filled with liquid and secured on stopper. Piston is provided with calibrated hole. Invention makes it possible to provide serviceability of engine at short-time loading by external pressure exceeding valve operating pressure. EFFECT: improved serviceability of engine. 1 dwg

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RU 2 213 241 C2

Authors

Glushkov B.K.

Ioffe E.I.

Todoshchenko A.I.

Dates

2003-09-27—Published

2001-08-23—Filed