Autonomous surface cleaning robot for wet and dry cleaning

  • US 7,389,156 B2
  • Filed: 08/19/2005
  • Issued: 06/17/2008
  • Est. Priority Date: 02/18/2005
  • Status: Active Grant
First Claim
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1. An autonomous cleaning robot comprising:

  • a chassis supported for transport over a cleaning surface, the chassis being defined by a fore-aft axis and a perpendicular transverse axis;

    a first collecting apparatus, attached to the chassis and configured to collect loose particulates from the cleaning surface across a cleaning width, said cleaning width being disposed generally parallel with the transverse axis;

    a liquid applicator, attached to the chassis and configured to apply a cleaning fluid onto the cleaning surface; and

    ,wherein the arrangement of the first collecting apparatus with respect to the liquid applicator causes the first collecting apparatus to precede the liquid applicator over the cleaning surface when transporting the chassis in a forward direction.

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