PROPELLER-AND-STERN TUBE ASSEMBLY Russian patent published in 2006 - IPC B63H1/14

Abstract SU 1840297 A1

FIELD: shipbuilding; construction of stern tubes.

SUBSTANCE: proposed propeller-and-stern tube assembly includes propeller with bearing mounted in bore of its hub, stern tube with bearing cylinder pressed in its fore part and shipboard cleaned water supply system. Propeller hub and blades are provided with communicating passages whose outer ends are open on blade surfaces. Inner ends of passages are connected with circular space formed between fore end face of propeller bearing and inner surface of seal mounted in fore part of hub.

EFFECT: enhanced operational reliability.

3 dwg

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SU 1 840 297 A1

Authors

Rasskazov Evgenij Viktorovich

Dates

2006-06-27—Published

1982-02-16—Filed