FACE SEAL OF ROTATING SHAFT Russian patent published in 2003 - IPC

Abstract RU 2205308 C1

FIELD: mechanical engineering. SUBSTANCE: to preserve parallel clearance in sealing joint in heat deformations, bandage rings are fitted near friction surfaces of friction couple on movable and fixed sealing rings of aluminium alloy with layer of aluminum oxide. Coefficient of linear expansion of bandage rings from metal materials is less than that of aluminium alloys. EFFECT: higher reliability of face seal. 1 dwg

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RU 2 205 308 C1

Authors

Muzalevskij V.I.

Tjarasov A.K.

Dates

2003-05-27—Published

2001-10-16—Filed