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Vehicle route guidance apparatus for reseaching for a route when vehicle goes out of route

  • US 5,729,217 A
  • Filed: 07/31/1996
  • Issued: 03/17/1998
  • Est. Priority Date: 07/23/1992
  • Status: Expired due to Fees
First Claim
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1. A vehicle bearing detection system installed on a vehicle for detecting a bearing of the vehicle, comprising:

  • a plurality of bearing detectors for individually detecting the bearing of the vehicle; and

    a switching apparatus for carrying out switching operations to selectively output detection signals from the plurality of bearing detectors as the vehicle bearing responsive to a determination that the vehicle is traveling along a straight line.

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