Fin assembly for a vehicle

Details Fin assembly for a vehicle Fin assembly for a vehicle

1996-05-01

1997-08-26

Shoop, Jr., William M.

Ships

Ballasting

Fins and boards

318580, B63H 2012

Patent

active

056612605

ABSTRACT:
A fin assembly for effecting guidance of a vehicle through a fluid medium cludes an electromagnet fixed in a portion of the vehicle, and a rigid shaft fixed to a hull portion of the vehicle and extending outwardly therefrom and in alignment with the electromagnet. A fin is rotatably mounted on the shaft and is, at least in part, a permanent magnet. A switch assembly is provided in the vehicle for effecting in a first portion of the electromagnet an attractive force between the electromagnet and the permanent magnet, and in a second portion of the electromagnet a repelling force therebetween, to cause the fin to rotate on the shaft in a selected direction to effect the guidance of the vehicle.

REFERENCES:
patent: 4142696 (1979-03-01), Nottingham
patent: 4512537 (1985-04-01), Sebestyen et al.
patent: 5235930 (1993-08-01), Pendleton

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