Patents by Inventor Tero Sovijärvi

Tero Sovijärvi 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 measuring the wear of a doctor blade and method in measuring the wear of a doctor blade and in controlling a paper machine
    Patent number: 6830659
    Abstract: An apparatus for measuring wear of a doctor blade includes measuring members placed around the doctor blade for measuring at least one dimension of the doctor blade. The measuring members are arranged to permit longitudinal movement of the doctor blade between the doctor blade and the measuring members. In addition, measurement sensors are connected to the measuring members to obtain a continuous measurement result when the doctor blade or the apparatus is moved. The invention also relates to a method in the measurement of wear of a doctor blade and in controlling a paper machine.
    Type: Grant
    Filed: November 5, 2002
    Date of Patent: December 14, 2004
    Assignee: Metso Paper, Inc.
    Inventor: Tero Sovijärvi