AUTONOMOUS FLOOR-CLEANING ROBOT

  • US 20100257690A1
  • Filed: 06/28/2010
  • Published: 10/14/2010
  • 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 having an underside, a substantially semi-circular front portion, and a substantially semi-circular rear portion;

    a displaceable bumper comprising a substantially semi-circular leading edge located along a front portion of the housing;

    a leading wheel mounted on the underside of the housing located adjacent to a mid-point of the semi-circular leading edge;

    a battery pack cover positioned rearwardly of the leading wheel and covering a battery pack that supplies power to the robot;

    at least two drive wheels positioned rearwardly of the leading wheel;

    at least one cleaning brush positioned rearwardly of the at least two drive wheels and configured to rotate about an axis substantially parallel to the underside;

    at least one side brush having at least two arms extending outwardly from a central hub located in a recess in the underside of the housing, the at least one side brush being attached to the hub such that rotation of the hub causes the brush to direct debris from a floor surface beyond the semi-circular leading edge of the robot housing for collection by the robot; and

    an ejectable dust bin having a surface forming at least a portion of a semi-circular trailing edge of the housing.

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