DIRECT-FLOW AIR-JET PROPELLER Russian patent published in 2022 - IPC B63H11/12 

FIELD: shipbuilding.

SUBSTANCE: invention relates to shipbuilding, and in particular to the propellers of ships for various purposes. Propeller comprises an air turbocharger with an air intake channel, a water intake channel, the inlet of which is configured to enter the outboard water channel, and a flow stabilization chamber with an outlet nozzle. The air intake and water intake channels are connected to the internal cavity of the stabilization chamber, made in the form of a combination of tapering and expanding surfaces. The outlet of the air intake channel is located in the nozzle of the stabilization chamber.

EFFECT: increased efficiency of the propulsion unit with simultaneous simplification of its design.

6 cl, 9 dwg