Patents by Inventor Robert Winkelbauer

Robert Winkelbauer 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).

  • Process and a device for reducing dust deposits on the drying hood or duct work of a paper machine
    Patent number: 6006444
    Abstract: The invention relates to a process for reducing dust deposits on the drying hood of a paper machine. It is primarily characterized by additional fresh air being blown over the upper side of the paper machine drying hood. The invention also relates to a device for reducing dust deposits on the drying hood of a paper machines, characterized by at least one slit for blowing our air being provided on the top side of the paper machine drying hood.
    Type: Grant
    Filed: March 13, 1998
    Date of Patent: December 28, 1999
    Assignee: Andritz-Patentwaltungs-Gesellschaft m.b.H.
    Inventors: Jorg Baubock, Robert Winkelbauer, Wolfgang Promitzer