THE NORTH CAROLINA TIRE TESTER

THE ROLLING RESISTANCE OF TIRES UNDER VARYING CONDITIONS OF SPEED, WEIGHT, TEMPERATURE AND INFLATION PRESSURE, WAS DETERMINED ON A TESTER CONSISTING OF A WHEEL AND TIRE RESTING ON THE FACE OF A LARGE WOODEN DRUM, THE TIRE BEING REVOLVED BY ROTATION OF THE DRUM. THE FORCE NECESSARY TO RESIST THE MOVEMENT OF THE WHEEL IS MEASURED ON A PLATFORM SCALE BY MEANS OF A HORIZONTAL ROAD WITH TURN-BUCKLE ADJUSTMENT, A BELL CRANK AND A VERTICAL STAND WHICH RESTS ON THE PLATFORM OF A SCALE. A REMARKABLE CHECK WAS FOUND BETWEEN THE ROLLING RESISTANCE OF FOUR TIRES ON THE TESTER AND OF THE SAME TIRES MOUNTED ON THE ROAD TEST TRUCK AND RUN ON A LEVEL CONCRETE ROAD.

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  • Supplemental Notes:
    • Vol 8, pp 135-142, 1 FIG, 5 TAB. Distribution, posting, or copying of this PDF is strictly prohibited without written permission of the Transportation Research Board of the National Academy of Sciences. Unless otherwise indicated, all materials in this PDF are copyrighted by the National Academy of Sciences. Copyright © National Academy of Sciences. All rights reserved.
  • Authors:
    • Shaw, H B
    • Fontaine, J
  • Publication Date: 1929

Media Info

  • Media Type: Digital/other
  • Monograph Title: Proceedings of the Eighth Annual Meeting of the Highway Research Board Held at Washington, D.C. December 13-14, 1928
  • Serial:

Subject/Index Terms

Filing Info

  • Accession Number: 00223288
  • Record Type: Publication
  • Files: TRIS, TRB
  • Created Date: Jul 18 1971 12:00AM