Coverage robot mobility

  • US 20070234492A1
  • Filed: 12/04/2006
  • Published: 10/11/2007
  • Est. Priority Date: 12/02/2005
  • Status: Active Grant
  • ×
    • Pin Icon | RPX Insight
    • Pin
First Claim
Patent Images

1. An autonomous coverage robot comprising:

  • a chassis;

    a drive system mounted on the chassis and configured to maneuver the robot;

    an edge cleaning head carried by the chassis and driven by an edge cleaning head motor to rotate about a non-horizontal axis, the edge cleaning head extending beyond a lateral extent of the chassis to engage a floor surface while the robot is maneuvered across the floor; and

    a controller carried by the chassis and configured to monitor motor current associated with the edge cleaning head;

    wherein the controller is configured to reverse bias the edge cleaning head motor in response to an elevated motor current, while continuing to maneuver the robot across the floor.

View all claims

    Thank you for your feedback