Train speed recorders are used in a part of the trains in JNR, but on accuracy, maintenance and recording items, they have not fully content performance the use of roll chart is troublesome and recording item is almost only the train running speed. The recording performance, after preliminary adjustment, was found stable. Accuracy of time and distance recording was satisfactory, that is accuracy of time was about 1 percent and distance about 2 percent at most. It became clear that the prototype Magnetic Run-Curve Recorder was excellent for usual train speed recorders, especially in points of accuracy, maintenance and handling.

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  • Corporate Authors:


    TOKYO,   Japan 
  • Authors:
    • Ohishi, M
  • Publication Date: 1971-3

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Filing Info

  • Accession Number: 00033114
  • Record Type: Publication
  • Report/Paper Numbers: Quart Rpt
  • Files: TRIS
  • Created Date: Jun 16 1973 12:00AM