Patents by Inventor Clay R. Dunigan

Clay R. Dunigan 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).

  • Semi-automatic stuffing machine, casing brake and turret assembly
    Patent number: 4847953
    Abstract: An improved stuffing horn and casing brake combination in a stuffing machine. The combination comprises a stuffing horn defining a discharge opening, adapted to receive casing, and having two specialized portions. The specialized portions are a first horn portion and a second horn portion, where the first horn portion has first-horn-portion outer dimensions and the second horn portion has second-horn-portion outer dimensions which are reduced in comparison to the first-horn-portion dimensions. The combination further comprises a casing brake mechanism for intermittently braking the movement of causing from the stuffing horn past the discharge opening by applying tension to the casing on the horn, and also having two specialized portions.
    Type: Grant
    Filed: September 29, 1988
    Date of Patent: July 18, 1989
    Assignee: Delaware Capital Formation, Inc.
    Inventors: Alfred J. Evans, Clay R. Dunigan