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Method and apparatus for wheel alignment audit

  • US 5,583,797 A
  • Filed: 11/03/1994
  • Issued: 12/10/1996
  • Est. Priority Date: 11/03/1994
  • Status: Expired due to Term
First Claim
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1. A wheel alignment auditing apparatus for an installed motor vehicle wheel for monitoring conditions of caster, camber and toe-in comprising:

  • a test station positioned for serially addressing each of a plurality of motor vehicles proceeding from a production line, said test station having at least one rotator for rotating said vehicle wheels in said test station;

    at least one sensor for passively detecting physical cartesian relationships of at least one wheel on said each motor vehicle, and generating a representative signal;

    a programmed computer control for calculating measurements for at least one of said conditions from said representative signal; and

    a programmed analyzer for processing statistical process control (SPC) techniques to generate statistical data responsive to said measurements for identifying wheel alignment compliance with a predetermined level of standard deviation;

    wherein said test station comprises a dual strand conveyer.

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