Patents by Inventor Rolf Axel Hjorth

Rolf Axel Hjorth 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).

  • Collapsible bag with flexible vortex breaker
    Patent number: 9663752
    Abstract: A generally cylindrical collapsible mixing vessel, comprising: a) a flexible plastic film side wall, a top wall and a bottom wall, wherein both the top wall and the bottom wall are attached to the side wall and the side, top and bottom walls define an inner volume of the vessel; b) an agitator located in the inner volume and; c) at least one vortex breaker made from flexible plastic film, located in the inner volume and attached to the bottom wall and/or the side wall via string elements, wherein said vortex breaker extends along the side wall and inwards in a generally radial direction.
    Type: Grant
    Filed: June 20, 2013
    Date of Patent: May 30, 2017
    Assignee: GE HEALTHCARE BIO-SCIENCES CORP.
    Inventors: Klaus Heinrich Gebauer, Rolf Axel Hjorth, David Ronnholm
  • COLLAPSIBLE BAG WITH FLEXIBLE VORTEX BREAKER
    Publication number: 20150125930
    Abstract: A generally cylindrical collapsible mixing vessel, comprising: a) a flexible plastic film side wall, a top wall and a bottom wall, wherein both the top wall and the bottom wall are attached to the side wall and the side, top and bottom walls define an inner volume of the vessel; b) an agitator located in the inner volume and; c) at least one vortex breaker made from flexible plastic film, located in the inner volume and attached to the bottom wall and/or the side wall via string elements, wherein said vortex breaker extends along the side wall and inwards in a generally radial direction.
    Type: Application
    Filed: June 20, 2013
    Publication date: May 7, 2015
    Inventors: Klaus Heinrich Gebauer, Rolf Axel Hjorth, David Ronnholm