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2 156 374

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IPC

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Application

99109381/06, 1999-04-27

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Start date

1999-04-27

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Actual filing date

1999-04-27

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Published

2000-09-20

(72)

Inventor

Filimonov G.D.Sokolov G.F.Morozov V.D.Malikov Eh.N.Makhonin V.V.

(73)

Holder

Gosudarstvennoe Unitarnoe Predprijatie Konstruktorskoe Bjuro Priborostroenija

SOLID-PROPELLANT ROCKET ENGINE Russian patent published in 2000 - IPC

Abstract RU 2156374 C1

FIELD: rocketry. SUBSTANCE: holder of solid-propellant rocket engine is provided with stepped cylindrical tail-piece reinforced with heat- and erosion-resistant skirt over taper portion. Profile of inner surface of skirt forms part of supersonic outlet of bell-mouth and outer surface is engageable with mounting seat of nozzle unit forming rectangular annular groove with holder. Nozzle unit is provided with through diametral holes receiving the steel pins resting against annular groove of holder; holder and pins of nozzle unit are fitted on heat-resistant adhesive; circular bore in which sealing ring is fitted is provided in nozzle unit on side of holder. EFFECT: enhanced reliability of rocket engine due to reliable attachment of holder with nozzle insert; enhanced tightness between holder and load- bearing case of nozzle unit. 2 cl, 2 dwg

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RU 2 156 374 C1

Authors

Filimonov G.D.

Sokolov G.F.

Morozov V.D.

Malikov Eh.N.

Makhonin V.V.

Dates

2000-09-20—Published

1999-04-27—Filed

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