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Robot cleaner and method of controlling travel of the same

  • US 8,560,119 B2
  • Filed: 06/15/2010
  • Issued: 10/15/2013
  • Est. Priority Date: 06/19/2009
  • Status: Active Grant
First Claim
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1. A robot cleaner comprising:

  • a cleaner body;

    drive wheels to move the cleaner body;

    a caster wheel rotatably mounted to the cleaner body;

    a heading angle detection unit to detect a heading angle of the caster wheel signifying left or right deviation depending upon a state of a floor; and

    a controller to adjust rates of rotation of the drive wheels based on the heading angle of the caster wheel.

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