Patents by Inventor Kennet Fahlstrom

Kennet Fahlstrom 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).

  • Welding head and welding head assembly for an arc-welding system
    Patent number: 12090584
    Abstract: The invention relates to an electric arc-welding welding head comprising a contact device and one or more wire feeder units, the contact device encompassing an electrode assembly, the electrode assembly comprising at least two fusible continuously-fed wire electrodes arranged in a contact device. An electrically insulated duct is provided for electric insulation of at least one of the electrodes so that the electrode is electrically insulated from other electrodes in the electrode assembly. The invention also relates to an electric arc-welding contact device and an electric arc-welding welding head assembly.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: September 17, 2024
    Assignee: ESAB AB
    Inventor: Kennet Fahlstrom
  • WELDING HEAD AND WELDING HEAD ASSEMBLY FOR AN ARC-WELDING SYSTEM
    Publication number: 20180126479
    Abstract: The invention relates to an electric arc-welding welding head comprising a contact device and one or more wire feeder units, the contact device encompassing an electrode assembly, the electrode assembly comprising at least two fusible continuously-fed wire electrodes arranged in a contact device. An electrically insulated duct is provided for electric insulation of at least one of the electrodes so that the electrode is electrically insulated from other electrodes in the electrode assembly. The invention also relates to an electric arc-welding contact device and an electric arc-welding welding head assembly.
    Type: Application
    Filed: January 11, 2018
    Publication date: May 10, 2018
    Inventor: Kennet Fahlstrom
  • WELDING HEAD AND WELDING HEAD ASSEMBLY FOR AN ARC-WELDING SYSTEM
    Publication number: 20180126478
    Abstract: The invention relates to an electric arc-welding welding head comprising a contact device and one or more wire feeder units, the contact device encompassing an electrode assembly, the electrode assembly comprising at least two fusible continuously-fed wire electrodes arranged in a contact device. An electrically insulated duct is provided for electric insulation of at least one of the electrodes so that the electrode is electrically insulated from other electrodes in the electrode assembly. The invention also relates to an electric arc-welding contact device and an electric arc-welding welding head assembly.
    Type: Application
    Filed: January 5, 2018
    Publication date: May 10, 2018
    Inventor: Kennet Fahlstrom
  • Welding head and welding head assembly for an arc-welding system
    Patent number: 9937581
    Abstract: The invention relates to an electric arc-welding welding head comprising a contact device and one or more wire feeder units, the contact device encompassing an electrode assembly, the electrode assembly comprising at least two fusible continuously-fed wire electrodes arranged in a contact device. An electrically insulated duct is provided for electric insulation of at least one of the electrodes so that the electrode is electrically insulated from other electrodes in the electrode assembly. The invention also relates to an electric arc-welding contact device and an electric arc-welding welding head assembly.
    Type: Grant
    Filed: April 1, 2009
    Date of Patent: April 10, 2018
    Assignee: ESAB AB
    Inventor: Kennet Fahlström
  • WELDING HEAD AND WELDING HEAD ASSEMBLY FOR AN ARC-WELDING SYSTEM
    Publication number: 20130026149
    Abstract: The invention relates to an electric arc-welding welding head comprising a contact device and one or more wire feeder units, the contact device encompassing an electrode assembly, the electrode assembly comprising at least two fusible continuously-fed wire electrodes arranged in a contact device. An electrically insulated duct is provided for electric insulation of at least one of the electrodes so that the electrode is electrically insulated from other electrodes in the electrode assembly. The invention also relates to an electric arc-welding contact device and an electric arc-welding welding head assembly.
    Type: Application
    Filed: April 1, 2009
    Publication date: January 31, 2013
    Applicant: ESAB AB
    Inventor: Kennet Fahlstrom