Patents by Inventor Rudolf Eltzschig

Rudolf Eltzschig 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).

  • Preforming press
    Patent number: 4219320
    Abstract: The preforming press of the type having a rotary die disc cooperating with a stationary filling device including a housing provided with a filling funnel for charging the molding material, comprises cooling conduits surrounding the filling funnel and the walls of the housing to cool the molding material immediately before its compression in the die. A separate cooling device is provided for introducing cooled air into respective dies in the disc.
    Type: Grant
    Filed: July 11, 1979
    Date of Patent: August 26, 1980
    Assignee: Wilhelm Fette GmbH
    Inventors: Werner Stuben, Rudolf Eltzschig, Konrad Friedrichs