Patents by Inventor Rian Rustvold

Rian Rustvold 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).

  • Magnet to magnet couplings and drives
    Patent number: 10305360
    Abstract: A balanced magnetic rotor assembly is disclosed. The balanced rotor assembly including a driver rotor assembly having a first driver rotor assembly and a second driver rotor assembly arranged about a rotational axis and being spaced apart from each other a distance along the rotational axis, and a load rotor being arranged about the rotational axis and arranged between the first driver rotor and the second driver rotor.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: May 28, 2019
    Assignee: MagnaDrive Corporation
    Inventors: Rian Rustvold, Jeongkwan Lee, Geoffrey Reynolds Harmon
  • MAGNET TO MAGNET COUPLINGS AND DRIVES
    Publication number: 20170141672
    Abstract: A balanced magnetic rotor assembly is disclosed. The balanced rotor assembly including a driver rotor assembly having a first driver rotor assembly and a second driver rotor assembly arranged about a rotational axis and being spaced apart from each other a distance along the rotational axis, and a load rotor being arranged about the rotational axis and arranged between the first driver rotor and the second driver rotor.
    Type: Application
    Filed: November 11, 2016
    Publication date: May 18, 2017
    Inventors: Rian Rustvold, Jeongkwan Lee, Geoffrey Reynolds Harmon
  • APPARATUS, SYSTEMS, AND METHODS FOR COOLING ROTATING COUPLINGS AND DRIVES
    Publication number: 20160149470
    Abstract: An embodiment of a cooling apparatus for a magnetic drive or coupling is disclosed. The cooling apparatus may include a housing enclosing the magnetic drive or coupling. The housing may include a cooling air inlet, a cooling air outlet, a drive shaft aperture, and a load shaft aperture. The cooling apparatus may also include an air mover. The air mover may include a cooling air inlet and a cooling air outlet, the cooling air outlet of the air mover may be in fluid communication with the cooling air inlet of the housing.
    Type: Application
    Filed: November 23, 2015
    Publication date: May 26, 2016
    Inventors: Dan Durland, Jeongkwan Lee, Lincoln Si, Michael Lundquist, Rian Rustvold, Mike Tomczak