Thrust enhancing propeller duct assembly for water craft

Details Thrust enhancing propeller duct assembly for water craft Thrust enhancing propeller duct assembly for water craft

1984-10-15

1987-01-20

Basinger, Sherman D.

Marine propulsion

Screw propeller

Having means to control flow around propeller

416189, B63H 515

Patent

active

046378014

ABSTRACT:
A propeller duct assembly for use on water craft which enhances the thrust of the propeller, increases fuel efficiency, stabilizes boat handling, serves as a safety factor for swimmers, and which also serves to protect the propeller against submerged objects.

REFERENCES:
patent: 945553 (1910-01-01), Kovacs
patent: 2299400 (1942-10-01), Marler

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