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2 290 556

(13)

(51)

IPC

F16J15/18(2006-01-01)

F04D29/12(2006-01-01)

(21) (22)

Application

2005109351/06, 2005-04-01

(24)

Start date

2005-04-01

(22)

Actual filing date

2005-04-01

(45)

Published

2006-12-27

(72)

Inventor

Vilejko Vladimir ViktorovichKirjukhin Andrej Anatol'EvichAvdeev Viktor Vasil'EvichIonov Sergej Gennad'EvichIl'In Evgenij TrofimovichGamidov Murat ZajnulaevichAntjukhin Georgij GeorgievichChernyshov Pavel Viktorovich

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo

SEALING UNIT FOR SHAFT OF CENTRIFUGAL PUMP Russian patent published in 2006 - IPC F16J15/18 F04D29/12

Abstract RU 2290556 C1

FIELD: sealing engineering.

SUBSTANCE: sealing unit comprises housing, bushing mounted on the shaft of the pump, bearing and pressing members mounted in the bore provided in the housing, and seal that embraces the bushing. The seal has rings made of braid material made of graphite fluoroplastic threads, cooling rings made of alternative graphite layers and metallic foil arranged perpendicular to the axis of the ring, and sealing rings made of graphite layers arranged parallel to the axis of the ring.

EFFECT: improved pressure tightness.

6 cl, 4 dwg

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RU 2 290 556 C1

Authors

Vilejko Vladimir Viktorovich

Kirjukhin Andrej Anatol'Evich

Avdeev Viktor Vasil'Evich

Ionov Sergej Gennad'Evich

Il'In Evgenij Trofimovich

Gamidov Murat Zajnulaevich

Antjukhin Georgij Georgievich

Chernyshov Pavel Viktorovich

Dates

2006-12-27—Published

2005-04-01—Filed