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(19)

(11)

2 494 300

(13)

(51)

IPC

F16J15/34(2006-01-01)

F04D29/08(2006-01-01)

(21) (22)

Application

2012133290/06, 2012-08-03

(24)

Start date

2012-08-03

(22)

Actual filing date

2012-08-03

(45)

Published

2013-09-27

(72)

Inventor

Batkis Grigorij SemenovichNovikov Evgenij AleksandrovichKhajsanov Vladimir KonstantinovichLivshits Naum MikhajlovichZinnatullin Ramil' Nailevich

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo I Konstruktorskij Institut Tsentrobezhnykh I Rotornykh Kompressorov Im. V.B. Shneppa"

END SEAL Russian patent published in 2013 - IPC F16J15/34 F04D29/08

Abstract RU 2494300 C1

FIELD: machine building.

SUBSTANCE: in an end seal containing a housing and a rotating ring tightly installed on the shaft and a non-rotating ring contacting to it, which are arranged in the above end seal and forming pairs of friction, the rotating ring is fixed against axial movement with a hydrodynamic foot made in the form of a ring fixed on the housing and contacting to the rotating ring so that a closed cavity for supply of sealing liquid is formed.

EFFECT: possible manufacture of a seal of a pack type, which is installed on a compressor in the form of an assembly and does not require reworking for actual axial dimensions.

2 cl, 2 dwg

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RU 2 494 300 C1

Authors

Batkis Grigorij Semenovich

Novikov Evgenij Aleksandrovich

Khajsanov Vladimir Konstantinovich

Livshits Naum Mikhajlovich

Zinnatullin Ramil' Nailevich

Dates

2013-09-27—Published

2012-08-03—Filed