WATER-JET PROPELLER Russian patent published in 1998 - IPC

Abstract RU 2104211 C1

FIELD: shipbuilding; water-jet propellers for smaller ships. SUBSTANCE: water-jet propeller includes water conduit with protective screen, straightening apparatus, swivel nozzle, propeller shaft, impeller, astern running damper. Protective screen is rectangular in form; it is provided with knives having tear-shaped section. Pitch of impeller blades is lesser at tip than at root. EFFECT: reduced losses of power at propeller inlet. 4 dwg

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RU 2 104 211 C1

Authors

Korchagina N.T.

Dates

1998-02-10—Published

1994-12-05—Filed