Patents Assigned to Matthews and Thorp
  • Portable hydraulic scale
    Patent number: 4569407
    Abstract: A weighing apparatus which eliminates knife edges, levers and linkages comprising a plurality of load bearing fluid cylinders supported by a base, a weighing platform supported by the load bearing cylinders. A plurality of secondary cylinders, hydraulically connected to the load bearing cylinders. The secondary cylinder being located under one end of a pivotal torque plate and a summing cylinder located under the other end of the plate. The summing cylinder being connected to a readout means.
    Type: Grant
    Filed: May 7, 1984
    Date of Patent: February 11, 1986
    Assignee: Matthews and Thorp
    Inventors: Earl E. Gray, Alton T. Timm