Patents by Inventor Helge Dahl

Helge Dahl 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).

  • Device for use in welding reinforcement members to panel plates
    Patent number: 4346808
    Abstract: Apparatus for transporting and positioning sectional reinforcement members relative to a panel plate in which a boom is pivotally mounted about a vertical axis and carries a plurality of members for gripping a selective reinforcement member, a plurality of magnets for holding a panel plate and a plurality of jacks for holding a sectional reinforcement member against the panel plate while the member is tack welded to the plate.
    Type: Grant
    Filed: July 18, 1979
    Date of Patent: August 31, 1982
    Assignee: Total Transportation Systems (International) A/S
    Inventors: Walther Garlung, Helge Dahl