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2 413 861

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(51)

IPC

F02K9/18(2006-01-01)

(21) (22)

Application

2009138824/06, 2009-10-22

(24)

Start date

2009-10-22

(22)

Actual filing date

2009-10-22

(45)

Published

2011-03-10

(72)

Inventor

Povarov Sergej AleksandrovichMel'Nik Gennadij IvanovichShabalin Vladimir MikhajlovichKhorev Nikolaj AkimovichMakarovets Nikolaj AleksandrovichPeturkin Dmitrij MikhajlovichKashirkin Aleksandr AleksandrovichErokhin Vladimir Evgen'EvichZakharov Oleg L'VovichTregubov Viktor IvanovichAmarantov Georgij NikolaevichNekrasov Valentin IvanovichKovtun Viktor Evgen'EvichKolach Petr Kuz'MichKutsenko Gennadij Vasil'Evich

(73)

Holder

Federal'Noe Kazennoe Predprijatie

ROCKET SOLID PROPELLANT CHARGE Russian patent published in 2011 - IPC F02K9/18

Abstract RU 2413861 C1

FIELD: engines and pumps.

SUBSTANCE: rocket solid-propellant charge comprises case, axial channel with conical section in the charge nozzle part, skew section in the charge bottom part, protective-securing layer and face cups. Cylindrical section with length of 0.05…0.15 of charge nozzle part channel diametre is arranged between said conical section and charge nozzle face. Charge bottom face represents a concave spherical surface, concavity radius making 1…2 outer diametres of the charge bottom face.

EFFECT: higher reliability of charge with high volume content.

1 dwg

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RU 2 413 861 C1

Authors

Povarov Sergej Aleksandrovich

Mel'Nik Gennadij Ivanovich

Shabalin Vladimir Mikhajlovich

Khorev Nikolaj Akimovich

Makarovets Nikolaj Aleksandrovich

Peturkin Dmitrij Mikhajlovich

Kashirkin Aleksandr Aleksandrovich

Erokhin Vladimir Evgen'Evich

Zakharov Oleg L'Vovich

Tregubov Viktor Ivanovich

Amarantov Georgij Nikolaevich

Nekrasov Valentin Ivanovich

Kovtun Viktor Evgen'Evich

Kolach Petr Kuz'Mich

Kutsenko Gennadij Vasil'Evich

Dates

2011-03-10—Published

2009-10-22—Filed