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VEHICLE ROAD GUIDANCE SYSTEM

  • US 3,556,244 A
  • Filed: 03/15/1968
  • Issued: 01/19/1971
  • Est. Priority Date: 03/15/1968
  • Status: Expired due to Term
First Claim
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1. Apparatus for guiding a vehicle along a path, which comprises:

  • a first conductor extending along the path to be followed; and

    a second conductor situated along the path alongside the first conductor, the distances between said conductors varying in accordance with the curvature of the path so that in the portion of the path preceding a curve in one direction the distance between the conductors decreases and in the portion of the path preceding a curve in the opposite direction the distAnce between the conductors increases, the conductors being symmetrically disposed about the center line of the path in straight portions thereof and being asymmetrically disposed about said center line in portions of the path preceding a curve.

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