Patents by Inventor David E. Miller

David E. Miller 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).

  • Back gauge controller
    Patent number: 4115859
    Abstract: A programmable digital controller adapted for driving a back gauge operating in conjunction with a press brake. Via a front panel keyboard, an operator enters dimension, step, cycle, bend allowance, and depth parameters designating one or more bends in a sequence of bends to be formed by the press brake. The controller is capable of storing a plurality of bend sequences in addition to the sequence currently being performed. Sequences can be modified by an operator and edited by means of controller keyboard switches and front panel displays.
    Type: Grant
    Filed: June 30, 1977
    Date of Patent: September 19, 1978
    Assignee: Dynamics Research Corporation
    Inventors: Richard A. Brisk, David E. Miller