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(19)

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2 527 228

(13)

(51)

IPC

F02K9/97(2006-01-01)

(21) (22)

Application

2013107387/06, 2013-02-19

(24)

Start date

2013-02-19

(22)

Actual filing date

2013-02-19

(45)

Published

2014-08-27

(72)

Inventor

Lebedenko Igor' SergeevichSladkov Valerij Jur'EvichAleksandrov Vjacheslav SergeevichKozheurov Maksim AleksandrovichKhripkov Dmitrij Jur'Evich

(73)

Holder

Federal'Noe Gosudarstvennoe Bjudzhetnoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Universitet"

SOLID-PROPELLANT ENGINE NOZZLE UNIT Russian patent published in 2014 - IPC F02K9/97

Abstract RU 2527228 C1

FIELD: engines and pumps.

SUBSTANCE: proposed unit comprises central body and moving nozzle fitted in telescopic guide. Said moving nozzle is rigidly coupled with piston arranged in cylinder secured at central body to divide said cylinder into front and rear working chambers. Moving nozzle and cylinder are connected by springs. Working chambers are connected with combustion chamber and communicated with ambient medium. Channel communicating working chambers with combustion chamber is made at nozzle mouth and has orifices. Working chambers communicate with ambient medium via variable-section orifices. Note here that every said orifice of front and rear working chambers is made at cylinder wall and partially overlapped by piston.

EFFECT: decreased weight and overall dimensions.

1 dwg

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RU 2 527 228 C1

Authors

Lebedenko Igor' Sergeevich

Sladkov Valerij Jur'Evich

Aleksandrov Vjacheslav Sergeevich

Kozheurov Maksim Aleksandrovich

Khripkov Dmitrij Jur'Evich

Dates

2014-08-27—Published

2013-02-19—Filed