Obstruction management system for robots

  • US 6,810,305 B2
  • Filed: 02/16/2001
  • Issued: 10/26/2004
  • Est. Priority Date: 02/16/2001
  • Status: Expired due to Fees
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First Claim
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1. A mobile robot, the robot comprising a chassis and a plow flexibly attached to the chassis;

  • an annular clearance being provided between the plow and the chassis;

    a sensor to detect changes in said clearance resulting from collisions between obstructions and the plow.

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