Patents by Inventor Jan-Ake Borjesson

Jan-Ake Borjesson 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).

  • Publication number: 20210027919
    Abstract: A bushing including: a bushing comprising: a bushing body, an electrode contained in the bushing body, a flange body mounted to the bushing body, a tap assembly including: a hollow electrically conductive sleeve portion extending from the flange body, a conductor connected to the electrode and extending from the electrode into the sleeve portion, a pin connected to the conductor, an insulating body provided around the conductor in the sleeve portion, and an electrically conductive lid configured to be assembled with the sleeve portion, the lid having a cap portion and a hollow cylindrical extension portion, wherein the cap portion is configured to receive an end portion of the pin, wherein the extension portion extends axially from the cap portion and is configured to be received by the sleeve portion, and wherein the extension portion is configured to surround the insulating body in the sleeve portion when the lid is assembled with the sleeve portion.
    Type: Application
    Filed: March 22, 2019
    Publication date: January 28, 2021
    Applicant: ABB Power Grids Switzerland AG
    Inventors: Peter SJÖBERG, Björn EDBERG, Kenneth JOHANSSON, Jan-Åke BÖRJESSON
  • Patent number: 8809686
    Abstract: An electrical bushing for providing electrical insulation of a conductor extending through the bushing is disclosed. The bushing includes: one conductive foil concentrically arranged around the conductor location; and one FGM part, made from a field grading material and partly arranged in the extension of part of a foil edge of a conductive foil. The FGM part and the conductive foil, in the extension of which the FGM part is arranged, are in electrical contact.
    Type: Grant
    Filed: October 5, 2012
    Date of Patent: August 19, 2014
    Assignee: ABB Research Ltd.
    Inventors: Jan-Ake Borjesson, Goran Eriksson, Sari Laihonen, Manoj Pradhan, Peter Sjoberg, Mikael Unge
  • Publication number: 20130025911
    Abstract: An electrical bushing for providing electrical insulation of a conductor extending through the bushing is disclosed. The bushing includes: one conductive foil concentrically arranged around the conductor location; and one FGM part, made from a field grading material and partly arranged in the extension of part of a foil edge of a conductive foil. The FGM part and the conductive foil, in the extension of which the FGM part is arranged, are in electrical contact.
    Type: Application
    Filed: October 5, 2012
    Publication date: January 31, 2013
    Inventors: Jan-Ake Borjesson, Goran Eriksson, Sari Laihonen, Manoj Pradhan, Peter Sjoberg, Mikael Unge