Waterjet propulsion system for watercraft

Details Waterjet propulsion system for watercraft Waterjet propulsion system for watercraft

1988-05-25

1990-04-17

Basinger, Sherman D.

Marine propulsion

Jet drive

Direction control for fluid jet

60221, 440 43, B63H 11113

Patent

active

049176374

ABSTRACT:
A waterjet propulsion system for a watercraft including a duct disposed on the bottom of the watercraft with the opening facing backward, a device to produce waterjet in the duct and a steerable nozzle fitted on the duct opening. Inside the nozzle, a flow guide extending forwardly beyond a supporting axis for the nozzle is formed integrally with the nozzle. For the flow guide, a plate or plates fitted vertically respectively including or parallel to the nozzle centerline or a cylinder mounted coaxially with the nozzle can be preferably employed.

REFERENCES:
patent: 2369279 (1945-02-01), Carnaghan et al.
patent: 3481303 (1969-12-01), Tate et al.

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