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ROBOT CLEANER

  • US 20150143646A1
  • Filed: 09/26/2014
  • Published: 05/28/2015
  • Est. Priority Date: 11/25/2013
  • Status: Active Grant
First Claim
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1. A robot cleaner comprising:

  • a pad assembly connected to a first motor to receive a rotational force from the motor and configured to rotate in a clockwise or counterclockwise direction to clean a floor surface; and

    a first wire connected to the pad assembly and a second motor so that the pad assembly is tilted by the driving force of the second motor,wherein the robot cleaner moves in a particular direction by a non-uniform frictional force between a bottom surface of the pad assembly and the floor surface.

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