Patents by Inventor William Witte

William Witte 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).

  • Roll with composite material roll shell and head in a paper-making machine
    Patent number: 6299733
    Abstract: A paper-making machine includes at least one roll for carrying a fiber web or a belt. At least one of the rolls includes a shell formed from a composite material; a journal comprised of metal; and a head interposed between and interconnecting the shell and the journal. The head is also formed from a composite material.
    Type: Grant
    Filed: June 7, 2000
    Date of Patent: October 9, 2001
    Assignee: Voith Sulzer Paper Technology North America, Inc.
    Inventors: Edwin X. Graf, William Witte, Douglas H. Angel
  • Felt stretcher in a paper-making machine
    Patent number: 5888351
    Abstract: A paper making machine for producing a continuous traveling fiber material web includes a roll having a longitudinal axis and two longitudinal ends. Each end has a concentric first circular gear with a plurality of radially outwardly facing teeth. A felt is carried by the roll. The paper making machine also includes a pair of parallel lower elongated racks extending substantially perpendicular to the longitudinal axis of the roll. Each lower elongated rack includes a plurality of teeth carrying and meshing with the teeth of a respective first circular gear. The roll is rotatably movable with respect to the lower racks in two opposite directions along and parallel to the lower racks and transverse to the longitudinal axis of the roll. A first of the two opposite directions is toward the felt.
    Type: Grant
    Filed: September 22, 1997
    Date of Patent: March 30, 1999
    Assignee: Voith Sulzer Paper Technology North America, Inc.
    Inventors: Edwin X. Graf, William Witte