Patents by Inventor Frank W. Scarson, Jr.

Frank W. Scarson, Jr. 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).

  • Material feed unit for an injection molding machine
    Patent number: 4431105
    Abstract: A plunger feed system for feeding stiff or thickened material into the injection unit barrel of an injection molding machine, minimizing the feed path of the material, to minimize the degradation of the fibers in the material. The system comprises a pair of pressurizable rams acutely arranged over an injection barrel, each ram also arranged perpendicular to the other, to facilitate the feeding operation and minimize material degradation.
    Type: Grant
    Filed: June 15, 1981
    Date of Patent: February 14, 1984
    Assignee: USM Corporation
    Inventors: Gregory W. Meeker, Frank W. Scarson, Jr.