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2 084 730

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C1

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IPC

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Application

95102042/06, 1995-02-10

(22)

Actual filing date

1995-02-10

(45)

Published

1997-07-20

(72)

Inventor

Medvedev L.F.Mikhajlov A.D.Nikiforov S.A.Pautov Ju.M.Snetkov V.G.Teplenchuk O.V.Chekhovich V.S.

(73)

Holder

Tsentral'Noe Konstruktorskoe Bjuro Mashinostroenija

UNIT OF END FACE SEALS Russian patent published in 1997 - IPC

Abstract RU 2084730 C1

FIELD: mechanical engineering. SUBSTANCE: inside a housing are step cylindrical bores parallel to the axis of shaft 4. The bores are connected with high-pressure space 14 and low-pressure space 15 which receive axially movable step cylindrical pistons 16 that are sealed over the greater and smaller diameters that allows the end of the piston of smaller diameter to interact with stator member 6. EFFECT: enhanced reliability. 3 cl, 1 dwg

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RU 2 084 730 C1

Authors

Medvedev L.F.

Mikhajlov A.D.

Nikiforov S.A.

Pautov Ju.M.

Snetkov V.G.

Teplenchuk O.V.

Chekhovich V.S.

Dates

1997-07-20—Published

1995-02-10—Filed

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