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2 215 171

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(51)

IPC

(21) (22)

Application

2002107111/06, 2002-03-19

(24)

Start date

2002-03-19

(22)

Actual filing date

2002-03-19

(45)

Published

2003-10-27

(72)

Inventor

Makarevich Ju.L.Kats I.R.Zaritskij V.I.Sokolovskij M.I.Nel'Zina T.V.Zaulichnyj E.G.Melamed B.M.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Nauchno-Proizvodstvennoe Ob"Edinenie

NOZZLE OF SOLID-PROPELLANT ROCKET ENGINE Russian patent published in 2003 - IPC

Abstract RU 2215171 C1

FIELD: rocketry. SUBSTANCE: proposed nozzle of solid-propellant rocket engine contains supersonic profiled bell mouth with conical end part. Angle of semiopening of conical end part of nozzle is 16.5^o - 21^o. Conical section conjugates with profiled section in section where angle of tilting of tangent line to nozzle profile is equal to angle of semiopening of conical end part. EFFECT: prevention of erosive destruction of bell mouth. 1 dwg

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RU 2 215 171 C1

Authors

Makarevich Ju.L.

Kats I.R.

Zaritskij V.I.

Sokolovskij M.I.

Nel'Zina T.V.

Zaulichnyj E.G.

Melamed B.M.

Dates

2003-10-27—Published

2002-03-19—Filed