HYDROJET PROPELLING AGENT Russian patent published in 2015 - IPC B63H1/26 

FIELD: engines and pumps.

SUBSTANCE: hydrojet propelling agent is designed to drive high-speed vessels, ships, boats. A hydrojet propelling agent comprises a cylindrical hub with blades on it having inlet and outlet sections and a fixed cylindrical attachment. In the attachment there are fixed blades. At the inlet to the attachment the blades have axial direction in the area of blades of the hydrojet impeller - direction opposite to the blades, and at the outlet downstream the impeller they smoothly change into axial direction.

EFFECT: invention provides for higher thrust of a propelling agent and utility factor, increased stability of operation in case of air ingress and in cavitation modes.

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