Self-calibrating wheel aligner with improved portability

  • US 11,073,381 B2
  • Filed: 09/30/2019
  • Issued: 07/27/2021
  • Est. Priority Date: 10/06/2015
  • Status: Active Grant
First Claim
Patent Images

1. A vehicle alignment system, comprising:

  • a column having a carriage mounted to move along a length of the column; and

    a pair of camera arm assemblies, each camera arm assembly being movably attached to the movable carriage;

    wherein a first one of the camera arm assemblies comprises a first camera for capturing image data relating to a first portion of a vehicle, and a calibration target disposed in a known relationship to the first camera;

    wherein a second one of the camera arm assemblies comprises a second camera for capturing image data relating to a second portion of the vehicle different from the first portion of the vehicle, and a calibration camera disposed in a known relationship to the second camera for capturing images of the calibration target; and

    wherein the camera arm assemblies are movable between an extended position where the first and second cameras are respectively disposed to capture image data relating to the first and second portions of the vehicle, the calibration camera is disposed to capture images of the calibration target, and there is a first distance between the two cameras, and a retracted position where there is a second distance smaller than the first distance between the cameras.

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