Obstacle following sensor scheme for a mobile robot

  • US 7,430,455 B2
  • Filed: 08/06/2007
  • Issued: 09/30/2008
  • Est. Priority Date: 01/24/2000
  • Status: Active Grant
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First Claim
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1. A robot comprising:

  • a substantially circular robot housing;

    a drive system housed by the robot housing and configured to maneuver the robot with respect to a wall;

    at least one sensor component housed in a forward portion of the robot housing and aimed at the wall for detecting the presence of the wall, the sensor component comprising;

    an emitter that emits a directed beam having a defined field of emission; and

    a detector having a defined field of view that intersects the field of emission of the emitter, the intersection of the field of emission and the field of view defining a volume of intersection space forward of the robot housing; and

    a circuit in communication with the detector and the drive system for redirecting the robot when the wall occupies the intersection space.

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