Adjustable propeller for marine vessel drive

Details Adjustable propeller for marine vessel drive Adjustable propeller for marine vessel drive

1983-12-28

1985-09-10

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

Having positive means for impeller adjustment

Motor bodily rotatable with impeller hub or shaft

416 98, 416158, B63H 308, B64C 1140

Patent

active

045403414

ABSTRACT:
The adjustable propeller has an adjusting mechanism for adjusting the pitch of the individual propeller blades. The adjusting mechanism comprises an actuator and a correction mechanism for each propeller blade for cyclically adjusting the pitch angle of a related propeller blade under the control of a control device.

REFERENCES:
patent: 2703147 (1955-03-01), Peterson
patent: 2919753 (1960-01-01), Hook
patent: 2984306 (1961-05-01), Kottsieper
patent: 3101066 (1963-08-01), Haselton
patent: 3323598 (1967-06-01), Lindahl
patent: 3536415 (1970-10-01), Kusiak
patent: 4132503 (1979-01-01), Kreft et al.
patent: 4379678 (1983-03-01), Carlock et al.
"The Pinnate Propeller", (Ship and Boat International), Jan./Feb. 1978, p. 61.

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