Patents by Inventor Jostein Bell

Jostein Bell 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).

  • Submersible mixing propeller
    Patent number: 7997788
    Abstract: An aerating propeller for attaching to the end of a drive shaft includes blades having a chamber to receive a flow of fluids from a conduit in a drive shaft. A trailing face of the blade includes a first opening into the chamber to permit the flow of fluids in the chamber to exit the propeller and a tip of the blade includes a second opening extending into the chamber to permit the flow of fluids in the chamber to exit the propeller. The first opening of the first blade is aligned generally in the same plane with the leading face of the second blade which follows the first blade when the propeller is rotated.
    Type: Grant
    Filed: October 25, 2007
    Date of Patent: August 16, 2011
    Assignee: Midan Industries Ltd.
    Inventors: Jostein Bell, Jody Michael Bell
  • Submersible mixing propeller
    Publication number: 20090110559
    Abstract: An aerating propeller for attaching to the end of a drive shaft includes blades having a chamber to receive a flow of fluids from a conduit in a drive shaft. A trailing face of the blade includes a first opening into the chamber to permit the flow of fluids in the chamber to exit the propeller and a tip of the blade includes a second opening extending into the chamber to permit the flow of fluids in the chamber to exit the propeller. The first opening of the first blade is aligned generally in the same plane with the leading face of the second blade which follows the first blade when the propeller is rotated.
    Type: Application
    Filed: October 25, 2007
    Publication date: April 30, 2009
    Inventors: Jostein Bell, Jody Michael Bell