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Contour measurement system

  • US 4,156,971 A
  • Filed: 11/03/1977
  • Issued: 06/05/1979
  • Est. Priority Date: 11/03/1977
  • Status: Expired due to Term
First Claim
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1. A measurement system for measuring a contour comprising:

  • a track comprising a plurality of straight track sections of equal length pivotally interconnected to extend continuously between two points;

    a vehicle including wheel means engaging the track to enable the vehicle to traverse the composite length of said track, and including;

    first and second, longitudinally spaced along said track, track followers, and a reference arm interconnecting said track followers, each track follower being adapted to contact and align with a different one of said track sections, andangular detection means coupled between said first and second track followers for providing as an output a signal representative of the sum of the angles between said reference arm and said track followers; and

    position detection means for providing a position identifying output signal of a position of said vehicle along said inteconnected tracks, and including means for providing at least one such position identifying signal when said first track follower is in engagement with one said track, and said second track follower is in engagement with an adjoining said track, whereby at least one output of said angular detection means may be identified as being representative of the angle between each pair of adjoining said tracks.

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