Patents Assigned to Ing Ludwig Pietzsch GmbH & Co.
  • Wheel load indicator
    Patent number: 4616723
    Abstract: A wheel load indicator comprises a rectangular flat plate (1) of a light material having measuring properties. A series of recesses (4) forming webs (5) are provided along two lateral edges (6) of the plate (1). Strain gauges (12) are adhesively bonded to walls of bores (10) in the area of the webs (5) to determine the shearing stress under the load of a wheel (100) which has driven on the bending portion (3).
    Type: Grant
    Filed: June 19, 1985
    Date of Patent: October 14, 1986
    Assignee: Ing Ludwig Pietzsch GmbH & Co.
    Inventors: Ludwig Pietzsch, Knud Overlach, Siegfried Gassner