System with light display and data recorder for monitoring vehicle in relation to adjacent vehicle

  • US 6,240,346 B1
  • Filed: 09/22/1999
  • Issued: 05/29/2001
  • Est. Priority Date: 09/29/1998
  • Status: Expired due to Term
First Claim
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1. A system for use in a resident vehicle for monitoring the resident vehicle in relation to an adjacent vehicle, the resident vehicle having a plurality of operating parameters under a driver'"'"'s control including speed of the vehicle, the system comprising:

  • a range finder mounted on the resident vehicle to determine a distance from a trailing vehicle;

    a controller responsive to the speed of the resident vehicle to determine a safe following distance, the controller comparing the trailing vehicle distance to the safe following distance to determine whether the trailing vehicle is at a distance from the resident vehicle that is less than the determined safe following distance; and

    an indicator mounted on the resident vehicle and viewable by the trailing vehicle, the indicator being responsive to the controller to warn the trailing vehicle that it is following the resident vehicle too closely.

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