Patents by Inventor Knut Ivar Ekeberg

Knut Ivar Ekeberg 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).

  • Patent number: 7604435
    Abstract: Umbilical device, where the device has a longitudinal axis (x), and includes at least one elongated electrical cable or tube element; and an elongated load bearing component along the longitudinal axis (x) and having an external surface including at least one groove disposed along the longitudinal axis (x) and parallel thereof. The component includes a central core encompassed by a plastic or elastic layer, which is provided with the at least one groove, where the groove is designed for holding the cable or tube element within it, while allowing the cable or tube element to move substantially radially in the groove when the umbilical is bent and that the layer is made from several plastic or elastic elements.
    Type: Grant
    Filed: January 30, 2006
    Date of Patent: October 20, 2009
    Assignee: Nexans
    Inventors: Einar Mjelstad, Knut Ivar Ekeberg
  • Patent number: 6943300
    Abstract: A flexible electrical elongated device is provided, suitable for service in a high mechanical load environment. The device has a longitudinal axis, and at least one elongated electrical conductor element. The device further has an elongated load bearing component along the longitudinal axis and has an external surface including at least one groove disposed along the longitudinal axis. The groove is designed for holding the conductor element within it while allowing the conductor element to move substantially radially when the device is bent.
    Type: Grant
    Filed: December 4, 2003
    Date of Patent: September 13, 2005
    Assignee: Nexans
    Inventors: Knut Ivar Ekeberg, Torfinn Ottesen
  • Patent number: 6276874
    Abstract: A subsea steep wave lock and guide mechanism (1) for elongated articles (2) such as cables, pipes and umbilicals provides a substantially horizontal inlet (6) for the article at seabed level and a substantially vertical flexible article outlet (4) leading to the steep wave. The lock and guide mechanism (1) includes a number of lockable/releasable gates (20-24) for restricting and defining allowable movements of the article in the horizontal as well as in the vertical direction.
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: August 21, 2001
    Assignee: Alcatel
    Inventors: John Øivind Nørholmen, Jan Erik Karlsen, Knut Ivar Ekeberg