Patents by Inventor Bengt J. Carlsson

Bengt J. Carlsson 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).

  • Hot press for treating a web of material
    Patent number: 4718843
    Abstract: A press with cooperating endless belt, fixed platens and having movable rolls fed between the platens and belts. Plural aligned wheel means are provided for feeding and spacing the rolls as they enter the pressing zone between the platens and belts.
    Type: Grant
    Filed: November 12, 1986
    Date of Patent: January 12, 1988
    Assignee: Sunds Defibrator AB
    Inventors: Bengt J. Carlsson, Rolf T. Larsson