POSITIVE-DISPLACEMENT ROTARY MACHINE Russian patent published in 1999 - IPC

Abstract RU 2138650 C1

FIELD: power engineering. SUBSTANCE: positive-displacement rotary machine has housing, rotors with shafts installed inn housing and sealing units fitted on shafts. Each sealing unit is made in form of labyrinth seal, consisting of fixed bushing and self-aligning ring and cup seals arranged in detachable bushings. All these parts are installed in tandem. EFFECT: enhanced reliability of operation. 2 cl, 3 dwg

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RU 2 138 650 C1

Authors

Shevkin V.V.

Tarasova E.B.

Presnjakov S.I.

Olejnikov Ju.A.

Dates

1999-09-27—Published

1998-01-21—Filed