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(19)

(11)

2 577 919

(13)

(51)

IPC

F04D9/04(2006-01-01)

F04D29/58(2006-01-01)

F04D29/44(2006-01-01)

(21) (22)

Application

2015103590/06, 2015-02-03

(24)

Start date

2015-02-03

(22)

Actual filing date

2015-02-03

(45)

Published

2016-03-20

(72)

Inventor

Besfomilnyj Aleksej IgorevichKonstantinov Rjurij IvanovichMisjagin Dmitrij ValerevichPoznjak Mikhail IvanovichFabrin Jurij NikolaevichKholopova Irina Jurevna

(73)

Holder

Federalnoe Gosudarstvennoe Unitarnoe Predprijatie Kosmicheskij Nauchno-Proizvodstvennyj Tsentr Imeni M.V. Khrunicheva"

IMPELLER PUMP Russian patent published in 2016 - IPC F04D9/04 F04D29/58 F04D29/44

Abstract RU 2577919 C1

FIELD: pumps.

SUBSTANCE: invention relates to pump machine building and can be applied in turbopump units of rocket equipment. After screw pump (8) in inlet manifold (2) of inlet connection pipe (1), there is annular chamber (10), holes (13) connected with slots (12) of blades (11) of guiding device (3). Behind camera (10), between collector (2) and shaft (4) groove seal is made (9).

EFFECT: invention is aimed at expansion of application scope of blade pump for fluid consumption at provision of reliable cooling for bearing and increased anti-cavitation qualities of blade pump.

1 cl, 3 dwg

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RU 2 577 919 C1

Authors

Besfomilnyj Aleksej Igorevich

Konstantinov Rjurij Ivanovich

Misjagin Dmitrij Valerevich

Poznjak Mikhail Ivanovich

Fabrin Jurij Nikolaevich

Kholopova Irina Jurevna

Dates

2016-03-20—Published

2015-02-03—Filed