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Light scanning system for measurement of orientation and physical features of a workpiece

  • US 5,054,918 A
  • Filed: 02/02/1990
  • Issued: 10/08/1991
  • Est. Priority Date: 02/02/1990
  • Status: Expired due to Term
First Claim
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1. A wheel rim/tire assembly parameter measurement apparatus for a dynamic wheel balancer having a spindle for mounting the wheel rim/tire assembly for rotation thereon, comprisinglight beam projection means mounted on the wheel balancer providing a light beam directed along a path toward a wheel rim/tire assembly on the spindle,optical means for converting said light beam to a beam contained in substantially a single plane,light sensing means exposed to light reflected from the area on the rim/tire assembly impinged by the converted light beam for providing signals responsive thereto, andmeans receiving said signals provided by said light sensing means for providing data relating to wheel rim/tire assembly feature locations, dimensions and physical configuration.

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