Patents by Inventor Gamsjäger Norbert

Gamsjäger Norbert 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).

  • Combination of a press felt with a pressure roll covering and/or suction roll covering for a paper machine
    Patent number: 8496785
    Abstract: A combination of a press felt with a pressure and/or suction roll covering for a papermaking machine, including a porous press felt with a carrier structure. The pressure or suction roll covering having a circumferential groove surface structure having a groove width in the range of 0.5 mm to 1.5 mm, a distance between grooves in the range of 1.5 to 2.5 mm and a groove depth in the range of 1.5 mm to 4 mm. A percentage of an open surface relative to an overall surface of the pressure roll covering is in a range of 20% to 50%. The suction roll covering additionally having an arrangement of holes with a plurality of suction holes completely penetrating through the suction roll covering, whereby a percentage of an open surface in relation to an overall surface of the suction roll covering is in a range of 30% to 50%.
    Type: Grant
    Filed: February 2, 2012
    Date of Patent: July 30, 2013
    Assignee: Voith Patent GmbH
    Inventors: Michael Wokurek, Johan Einarsson, Gamsjäger Norbert, Antje Berendes, Alexander Etschmaier, Franz Grohmann
  • COMBINATION OF A PRESS FELT WITH A PRESSURE ROLL COVERING AND/OR SUCTION ROLL COVERING FOR A PAPER MACHINE
    Publication number: 20120193058
    Abstract: A combination of a press felt with a pressure and/or suction roll covering for a papermaking machine, including a porous press felt with a carrier structure. The pressure or suction roll covering having a circumferential groove surface structure having a groove width in the range of 0.5 mm to 1.5 mm, a distance between grooves in the range of 1.5 to 2.5 mm and a groove depth in the range of 1.5 mm to 4 mm. A percentage of an open surface relative to an overall surface of the pressure roll covering is in a range of 20% to 50%. The suction roll covering additionally having an arrangement of holes with a plurality of suction holes completely penetrating through the suction roll covering, whereby a percentage of an open surface in relation to an overall surface of the suction roll covering is in a range of 30% to 50%.
    Type: Application
    Filed: February 2, 2012
    Publication date: August 2, 2012
    Inventors: Michael Wokurek, Johan Einarsson, Gamsjäger Norbert, Antje Berendes, Alexander Etschmaier, Franz Grohmann