Patents by Inventor Mikko Pappinen

Mikko Pappinen 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).

  • Publication number: 20140196638
    Abstract: Disclosed is a combustion device and method for combusting granular, solid fuel, for example wood pellets. The combustion device includes a chamber having an outer wall and an inner wall, which inner wall divides the chamber into a combustion air space and a combustion chamber. Further, the combustion device includes at least one blast apparatus for providing primary combustion air and secondary combustion air and a rotating unit for rotating the combustion chamber. The inner surface of the combustion chamber includes a number of steps for lifting combustion fuel in the combustion chamber, when the combustion chamber is rotated. Further, primary combustion air is provided into the combustion chamber for contributing combustion of combustion fuel and for moving combustion fuel on the steps. In addition, secondary combustion air is provided into the combustion chamber for removing completely combusted fuel and/or combustion gases from the combustion chamber.
    Type: Application
    Filed: September 6, 2012
    Publication date: July 17, 2014
    Applicant: Konepaja M. Pappinen Oy
    Inventors: Matti Pappinen, Mikko Pappinen