Patents by Inventor Rolf Hakan Larsson

Rolf Hakan Larsson 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).

  • FLOATING FIXTURE FOR FRICTION STIR WELDING
    Publication number: 20170151626
    Abstract: A welding fixture for securing workpieces during welding. The welding fixture may include a movable gantry that is configured to span over the workpieces. The welding fixture may further include a plurality of pressure units that are suspended from the gantry and that are configured to controllably apply a force to the workpieces during welding. The gantry may be moved over the workpieces in a welding direction while pressure units maintain a force on the workpieces and while welding heads that are positioned behind the pressure units weld the workpieces together.
    Type: Application
    Filed: July 10, 2014
    Publication date: June 1, 2017
    Applicant: ESAB AB
    Inventors: Rolf Hakan Larsson, Sievert K.G. Karlsson