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Hull robot drive system

  • US 8,393,421 B2
  • Filed: 10/14/2009
  • Issued: 03/12/2013
  • Est. Priority Date: 10/14/2009
  • Status: Active Grant
First Claim
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1. A hull robot comprising:

  • a robot body;

    at least one drive module for maneuvering the robot about a hull, wherein the drive module includes a tunnel body;

    an on-board power source;

    a motive subsystem for the drive module powered by the on-board power source; and

    a plurality of permanent magnet elements associated with the drive module each switchable between a non-shunted state when adjacent the hull and a shunted state when not adjacent the hull, wherein each magnet element includes a carriage which maneuvers with respect to the tunnel body.

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