Patents by Inventor Osmo Jääskeläinen

Osmo Jääskeläinen 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).

  • Method and equipment for tail threading in the dryer section of a paper machine or a similar machine
    Patent number: 6942758
    Abstract: A method and equipment for tail threading in a paper machine in which tail threading is carried out in stages: the web is guided to the broke treatment at a selected dryer, a cut is formed in the web to separate a narrow tail from the rest of the web, i.e. the broke web, prior to the dryer, the edge opposite to the cut of the broke web is turned away from the cutting point to form an open draw between the tail and the broke web, the tail is guided from the selected dryer to the following section while the broke web is transferred further to the broke treatment, while travelling in a controlled manner, the tail is widened to the full width and the broke web is simultaneously reduced away.
    Type: Grant
    Filed: June 23, 2003
    Date of Patent: September 13, 2005
    Assignee: Metso Paper, Inc.
    Inventors: Kari Juppi, Osmo Jääskeläinen, Antti Komulainen