MEASURING DEVICE FOR SLIDING SURFACE WIDTH OF TWO CONTACT WIRES

Inspection of trolley wire is of growing importance as electrification spreads on the Japanese National Railways. A measuring device for the sliding surface width of the contact wire, developed in 1971, has proved to have an accuracy of 0.1 mm at 210 kph. The device consists of a camera, mirrors, flood lights, servo mechanism and control panel. Results of tests with this system are given.

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  • Corporate Authors:

    JAPANESE NATIONAL RAILWAYS

    TOKYO,   Japan 
  • Authors:
    • Ichikawa, M
    • Yasumatsu, E
    • Horiki, K
  • Publication Date: 1975-3

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Subject/Index Terms

Filing Info

  • Accession Number: 00098060
  • Record Type: Publication
  • Report/Paper Numbers: Quart Rpt.
  • Files: TRIS
  • Created Date: Aug 13 1976 12:00AM