Propeller drive unit for boats

Details Propeller drive unit for boats Propeller drive unit for boats

1983-09-12

1985-07-16

Basinger, Sherman D.

Marine propulsion

Screw propeller

Having means to control flow around propeller

416129, 440 80, B63H 510

Patent

active

045293872

ABSTRACT:
A double propeller drive unit for boats having an inclined steering axis and a trim fin arrangement which is fixed to the cavitation plate of the drive unit, is disposed in the boundary region between the propellers, and is designed to balance torques acting on the drive unit.

REFERENCES:
patent: 2064195 (1936-12-01), Michelis
patent: 2672115 (1954-03-01), Conover
patent: 2681029 (1954-06-01), Canazzi
patent: 2739561 (1956-03-01), Kiekhaefer
patent: 3250501 (1966-05-01), Alexander, Jr.
patent: 3256853 (1966-06-01), Warburton, II
patent: 3537419 (1970-11-01), Holtermann et al.
patent: 4074652 (1978-02-01), Jackson
patent: 4178873 (1979-12-01), Bankstahl
patent: 4352666 (1982-10-01), McGowan

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