Patents by Inventor Rune Swensson

Rune Swensson 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).

  • Access apparatus connecting a first and second chamber at great water depths
    Patent number: 4904117
    Abstract: Access apparatus between a first and second chamber (1, 2) located at greater water depths, which chambers have equal pressure, lower than the water pressure, particularly an access apparatus (4) between an underwater vessel (1) and a chamber (2) at an installation on the seabed. The invention is characterized in that it comprises first and second concentric tubular elements (7, 5) designed for engagement as a telescopic cylinder, a hydraulic system for controlled actuation of the telescopic cylinder and at least on the free end of the first tubular element (7), a spherical mounted mating flange (12).
    Type: Grant
    Filed: February 19, 1988
    Date of Patent: February 27, 1990
    Assignee: Den Norske Stats Oljeselskap A.S.
    Inventors: Bjornar Svenning, Rune Swensson, Lars Truedsson