Patents by Inventor Mika Ollikainen

Mika Ollikainen 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).

  • Apparatus for leading a web threading tail over an empty space
    Patent number: 7264693
    Abstract: An apparatus for leading a web threading tail over an empty space formed between two surfaces, between which the apparatus (10) is arranged. The apparatus (10) includes a belt loop (28) permeable by air, which is supported by turnover rolls (29, 30). Within the belt loop (28) at least one foil strip (31) is arranged for creating a vacuum effect in the part of the belt loop (28) that transports the web threading tail (16) from the surface preceding the empty space, and to lead it to the following surface, a vacuum effect is arranged in connection with the first turnover roll (29) of the turnover rolls (29, 30).
    Type: Grant
    Filed: August 22, 2002
    Date of Patent: September 4, 2007
    Assignee: Metso Paper, Inc.
    Inventors: Pasi Ahvenainen, Veli-Pekka Koljonen, Matti Lehtonen, Ari Mankki, Mika Ollikainen, Eija Kinnunen, legal representative, Pekka Hietanen, deceased