Marine propulsion – Screw propeller – With means effecting or facilitating movement of propulsion...
Patent
1978-09-08
1982-06-15
Blix, Trygve M.
Marine propulsion
Screw propeller
With means effecting or facilitating movement of propulsion...
B63H 512
Patent
active
043348726
ABSTRACT:
There is disclosed a motor boat having a propulsion and steering system which includes a propeller mounted on a housing which is supported from the boat transom for rotation about a generally vertical axis to steer the boat, and for reciprocation along a generally vertical axis to permit the propeller to be raised and lowered between normal operating, retracted and trim positions, and wherein a motor is mounted in the hull and connected to the propeller shaft by a drive shaft extending sealably through a hole in the hull and having joints at its opposite ends to enable the housing to be so moved.
REFERENCES:
patent: 1745354 (1930-02-01), Collins
patent: 2742013 (1956-04-01), Daniels
patent: 2856883 (1958-10-01), Baker
patent: 2949791 (1960-08-01), Cattaneo et al.
patent: 4089289 (1978-05-01), Sauder
Blix Trygve M.
Sotelo Jesus D.
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