Patents by Inventor Donald H. Weinzimer

Donald H. Weinzimer 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).

  • Clinch tool and method
    Patent number: 4169307
    Abstract: A clinch tool and method for clamping a grid frame to a coil in which a clinch component is fed automatically into a space formed by the tool between the grid frame and coil with the clinch component saddled in position on the grid frame to be bent to retain the coil in a locked condition to the grid frame.
    Type: Grant
    Filed: February 22, 1978
    Date of Patent: October 2, 1979
    Assignee: Kay Springs, Inc.
    Inventors: Donald H. Weinzimer, Edwin G. Krakauer