Patents by Inventor Par-Erik Larsson

Par-Erik Larsson 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).

  • Pressurized screen arrangement
    Patent number: 5679250
    Abstract: A pressurized screen arrangement for screening lignocellulose containing fiber material, comprising a screen housing (10) with a screen cage (11) are arranged in first and, respectively, second attachment members (17, 18) in the screen housing. Both ends of the screen cage (11) are fitted into the attachment members (17,18) with radial clearance, and an axial support (21) is provided at least at one of the attachment members (17,18).
    Type: Grant
    Filed: August 7, 1995
    Date of Patent: October 21, 1997
    Assignee: Sunds Defibrator Industries Aktiebolag
    Inventors: Par-Erik Larsson, Thomas Lindenau