Patents by Inventor Carl-Johan DALIN

Carl-Johan DALIN 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).

  • Water-tight power cable with metallic screen rods
    Patent number: 10153069
    Abstract: A multi-phase power cable includes: a plurality of phase cores, each including an insulated electric conductor; a screen assembly including a metallic screen rod; a moisture barrier metallic sheet enclosing the plurality of phase cores and the screen rod; an outer jacket radially outer to the moisture barrier metallic sheet; and a multilayer arrangement including a first, second and third semiconducting water swellable layer surrounding the phase cores and in radial internal position with respect to the moisture barrier metallic sheet and in electric contact therewith, the screen assembly being arranged between the second and third semiconducting water swellable layers.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: December 11, 2018
    Assignee: PRYSMIAN S.P.A
    Inventors: Carl-Johan Dalin, Bo Johansson
  • WATER-TIGHT POWER CABLE WITH METALLIC SCREEN RODS
    Publication number: 20180047481
    Abstract: A multi-phase power cable includes: a plurality of phase cores, each including an insulated electric conductor; a screen assembly including a metallic screen rod; a moisture barrier metallic sheet enclosing the plurality of phase cores and the screen rod; an outer jacket radially outer to the moisture barrier metallic sheet; and a multilayer arrangement including a first, second and third semiconducting water swellable layer surrounding the phase cores and in radial internal position with respect to the moisture barrier metallic sheet and in electric contact therewith, the screen assembly being arranged between the second and third semiconducting water swellable layers.
    Type: Application
    Filed: March 20, 2015
    Publication date: February 15, 2018
    Applicant: PRYSMIAN S.P.A.
    Inventors: Carl-Johan DALIN, Bo JOHANSSON