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Automated guided vehicle having ground track sensor

  • US 5,764,014 A
  • Filed: 02/01/1996
  • Issued: 06/09/1998
  • Est. Priority Date: 02/01/1996
  • Status: Expired due to Term
First Claim
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1. An automated guided vehicle navigation and steering control system, comprising:

  • a primary navigation system which senses a heading or a rate-of-change of heading of an automated guided vehicle;

    a ground track sensor which continuously senses relative movement of the automated guided vehicle with respect to a surface being traversed by the vehicle in order to determine an actual velocity vector of the vehicle; and

    a navigation and control computer which is responsive to said primary navigation system and said ground track sensor for determining an actuated path of movement of the automated guided vehicle and for comparing said actual paths of movement with an intended path of movement in order to control movement of the vehicle.

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