Autonomous floor cleaning robot

  • US 7,448,113 B2
  • Filed: 08/06/2007
  • Issued: 11/11/2008
  • Est. Priority Date: 01/03/2002
  • Status: Active Grant
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First Claim
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1. A floor-cleaning robot, comprising:

  • a housing;

    a powered wheel drive operative to propel the housing for cleaning operations;

    a control module operative to control the floor-cleaning robot; and

    a cleaning head including;

    a deck mounted to pivot with respect to the housing;

    a brush assembly mounted in the deck and powered to sweep;

    a deck adjusting assembly mounted in combination with the deck and the housing and balanced to respond to an increase in torque in the brush to lift the deck with respect to the housing.

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