Patents by Inventor William B. Springer

William B. Springer 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).

  • Disconnect arm for electrical equipment
    Patent number: 3992654
    Abstract: A set of circuit boards are mounted side by side and electrical connection is made to terminal pads disposed along one edge of each circuit board by connectors which are carried by swing arms. The swing arms rotatably mount to a wire duct and each pivots between a horizontal position and an upright operating position in which connection is made to the terminal pads on its associated circuit board. Wire terminals on the connector in each swing arm provide termination for wires in the wire duct.
    Type: Grant
    Filed: March 26, 1975
    Date of Patent: November 16, 1976
    Assignee: Allen-Bradley Company
    Inventors: William B. Springer, Theodore J. Markley, James F. Burns, Donald E. Taylor