Portable dynamic positioning system with self-contained...

Details Portable dynamic positioning system with self-contained... Portable dynamic positioning system with self-contained...

2005-02-01

2005-02-01

Wright, Andrew D. (Department: 3617)

Ships

Steering mechanism

Remote control steering excluding manual operation

C440S006000, C701S116000

Reexamination Certificate

active

06848382

ABSTRACT:
The system is an integrated and self contained electric thruster system integral with a dynamic positioning control system for dynamic positioning of any waterborne vessel having a hull with at least two sides and a deck connecting the sides, at least two azimuthing thrusters, each removably mounted to the vessel, at least two self-contained electric power units removably secured to the deck, one for each thruster, at least one dynamic positioning computer connected to each of the self contained electric power units, at least one motion reference sensor connected to the dynamic positioning computer to correct reference position signals for motion of the vessel, at least one heading sensor, and at least one sensor that is either a position reference sensor connected to the dynamic positioning computer, environmental sensors connected to the dynamic positioning computer, or a combination thereof.

REFERENCES:
patent: 4436050 (1984-03-01), Liden
patent: 5403216 (1995-04-01), Salmi et al.
patent: 5491636 (1996-02-01), Robertson et al.
patent: 6247421 (2001-06-01), Ludwigson
patent: 6378450 (2002-04-01), Begnaud et al.
patent: 6439936 (2002-08-01), Dreith et al.
patent: 6453838 (2002-09-01), Mowell et al.
patent: 6672236 (2004-01-01), Pinsof

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