Patents by Inventor Walter L. Carruth

Walter L. Carruth has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Weigh bed
    Patent number: 4974692
    Abstract: A weigh bed has a rectangular base frame, a rectangular weight frame mounted above the base frame, a load cell beam mounted on each corner of the weigh frame and a ball connecting each load cell beam to the base frame. Three tie rods connected between the base frame and weigh frame limit horizontal movement of the weigh frame with respect to the base frame.
    Type: Grant
    Filed: January 9, 1990
    Date of Patent: December 4, 1990
    Assignee: SSI Medical Services, Inc.
    Inventors: Walter L. Carruth, Warren P. Jones, Richard B. Stacy
  • Weigh bed
    Patent number: 4926951
    Abstract: A weigh bed has a rectangular base frame, a rectangular weigh frame mounted above the base frame, a load cell beam mounted on each corner of the weigh frame and a ball connecting each load cell beam to the base frame. Three tie rods connected between the base frame and weigh frame limit horizontal movement of the weigh frame with respect to the base frame.
    Type: Grant
    Filed: June 26, 1989
    Date of Patent: May 22, 1990
    Assignee: SSI Medical Services, Inc.
    Inventors: Walter L. Carruth, Warren P. Jones, Richard B. Stacy