Robot cleaner

  • US 5,440,216 A
  • Filed: 06/08/1993
  • Issued: 08/08/1995
  • Est. Priority Date: 06/08/1993
  • Status: Expired due to Fees
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First Claim
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1. A robot cleaner comprising:

  • a cleaner body;

    suction means provided in the cleaner body for sucking dirt on a floor;

    a navigation sensor provided at a top of the cleaner body for sensing a distance and a direction of an obstacle and for outputting a distance sensing signal and a direction sensing signal;

    driving means provided at a bottom of the cleaner body for moving the cleaner body in a moving direction;

    control means for determining a cleaning area and a moving direction of the cleaner body in response to the distance sensing signal and the direction sensing signal from the navigation sensor and for outputting a control signal for moving the cleaner body in the moving direction and a control signal for driving the suction means; and

    sensing means provided at a lower portion of the cleaner body and adapted to sense dirt and output a dirt sensing signal to which said control means responses responds for generating a control signal to drive the suction means.

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