END-TYPE AFT STERN TUBE SEAL Russian patent published in 1995 - IPC

Abstract RU 2048388 C1

FIELD: shipbuilding. SUBSTANCE: end-type aft stern tube seal has load-bearing bush with ridge mounted on propeller shaft by means of collet attachment. Ridge is provided with impellers and movable members of friction pair. Ring pistons with fixed members of friction pair are sealed by means of flexible rings and locked in ring cylinders against rotation by means of pins. Ship's hull is provided with passages for supply of buffer medium under pistons. EFFECT: enhanced reliability. 1 dwg

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RU 2 048 388 C1

Authors

Ul'Janikhin Vladimir Borisovich

Petrov Nikolaj Ivanovich

Egorov Vladimir Petrovich

Dates

1995-11-20—Published

1993-05-19—Filed