Patents by Inventor Richard Suttinger

Richard Suttinger 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).

  • Pulp grinder with liquid retention
    Patent number: 4456182
    Abstract: The invention concerns a pulp grinder in which feed devices force the wood against the grinder stone and in which there is an elevated level of water in the grinding zone. Sealing devices or plates extend between the walls of the wood-supply chutes or pusher chambers and the grinder stone to keep the water level high only in the grinding zone. The sealing plates are adjustable for controlling the liquid level in the grinding zone.
    Type: Grant
    Filed: December 4, 1981
    Date of Patent: June 26, 1984
    Assignee: J. M. Voith GmbH
    Inventors: Richard Suttinger, Ernst Bottger, Hans O. Henrich, Theodor Bahr, Helmut Thumm