×

Wire-guidance apparatus

  • US 4,168,760 A
  • Filed: 04/10/1978
  • Issued: 09/25/1979
  • Est. Priority Date: 04/10/1978
  • Status: Expired due to Term
First Claim
Patent Images

1. In a wire-guidance system having a current-carrying guidewire providing an inductive field along portions of its length which defines paths for vehicles adapted to follow said field, at least one of said paths having plural destinations spaced along its length, two of said portions of said guidewire meeting to form an intersection, first controller means for controlling routing of a vehicle at said intersection, and means aboard said vehicle for applying a destination number signal to said controller means as said vehicle approaches said intersection, said destination number signal being coded to numerically represent a desired destination for said vehicle, said controller means including means for inequality comparing said destination number signal received from said vehicle with a first number stored in said controller to provide a first logic signal, and first switching means responsive to said first logic signal for controlling the routing of said vehicle at said intersection.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×