Propeller drive for watercraft

Details Propeller drive for watercraft Propeller drive for watercraft

1997-07-14

1998-08-18

Sotelo, Jesus D.

Marine propulsion

Screw propeller

Propeller arrangement

114166, B63H 507

Patent

active

057951993

ABSTRACT:
A propeller drive for watercraft, preferably for ferry boats and car ferries, which has two propellers located one behind the other in the center-line plane. The forward propeller is preferably located on a marine shaft which exits the hull, and can be driven by means of a drive system. The aft propeller is preferably driven by means of a separate drive system, and the aft propeller is realized so that it can pivot by at least about 90 degrees around an axis, the axis being preferably vertical.

REFERENCES:
patent: 1800135 (1931-04-01), Corcoran
patent: 3056374 (1962-10-01), Linhardt
patent: 5205764 (1993-04-01), Thiger
"First Cargo Vessel with an `Active` Rudder", The British Motor Ship; pp. 238-239, Sep. 1962.

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