Patents by Inventor Kjell Lundberg

Kjell Lundberg 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).

  • Drying shed
    Patent number: 5522159
    Abstract: A drying shed includes at least one drying chamber (2) for accommodating wood (3) to be dried in a known manner, and further includes a drying unit arranged in the drying chamber and comprising a heat-exchange battery (6) and fans (4). The invention is characterized in that respective fan wheels or impellers are intended to be driven by a hydraulic motor. The hydraulic motor may be a reversible motor.
    Type: Grant
    Filed: June 6, 1994
    Date of Patent: June 4, 1996
    Assignee: Utec Sm AB
    Inventor: Kjell Lundberg