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(19)

(11)

2 514 469

(13)

(51)

IPC

F04D29/44(2006-01-01)

F04D13/10(2006-01-01)

F04D1/06(2006-01-01)

F04D7/04(2006-01-01)

(21) (22)

Application

2013101077/06, 2013-01-09

(24)

Start date

2013-01-09

(22)

Actual filing date

2013-01-09

(45)

Published

2014-04-27

(72)

Inventor

Ostrovskij Viktor GeorgievichPeshcherenko Marina PetrovnaPeshcherenko Sergej NikolaevichRabinovich Aleksandr Isaakovich

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo

MULTISTAGE CENTRIFUGAL PUMP DISTRIBUTOR Russian patent published in 2014 - IPC F04D29/44 F04D13/10 F04D1/06 F04D7/04

Abstract RU 2514469 C1

FIELD: engines and pumps.

SUBSTANCE: distributor comprises cylindrical case, top disc with ledges made at outer end face surface abutting on case wall, bottom disc and vanes arranged between said discs. Said flat ledges feature cross-section area decreasing from case wall, ledge lateral edges being located perpendicular to top disc surface.

EFFECT: higher resistance to abrasion.

3 cl, 4 dwg

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RU 2 514 469 C1

Authors

Ostrovskij Viktor Georgievich

Peshcherenko Marina Petrovna

Peshcherenko Sergej Nikolaevich

Rabinovich Aleksandr Isaakovich

Dates

2014-04-27—Published

2013-01-09—Filed