Patents by Inventor Fredrik WIDERØE

Fredrik WIDERØE 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).

  • Electric machine rotor sleeve
    Patent number: 11863026
    Abstract: A rotor sleeve (46) for a rotor (29) of an electric machine (28), the rotor sleeve (46) comprising: an inner layer (52) of wound filaments (56) comprising a first material having a first modulus of elasticity; and an outer layer (54) of wound filaments (60) wound around the inner layer (52), the outer layer (54) comprising a second material having a second modulus of elasticity higher than the first modulus.
    Type: Grant
    Filed: February 14, 2022
    Date of Patent: January 2, 2024
    Assignee: ROLLS-ROYCE ELECTRICAL NORWAY AS
    Inventors: Jørg Høyland, Fredrik Widerøe
  • ELECTRIC MACHINE ROTOR SLEEVE
    Publication number: 20220271588
    Abstract: A rotor sleeve (46) for a rotor (29) of an electric machine (28), the rotor sleeve (46) comprising: an inner layer (52) of wound filaments (56) comprising a first material having a first modulus of elasticity; and an outer layer (54) of wound filaments (60) wound around the inner layer (52), the outer layer (54) comprising a second material having a second modulus of elasticity higher than the first modulus.
    Type: Application
    Filed: February 14, 2022
    Publication date: August 25, 2022
    Applicant: ROLLS-ROYCE ELECTRICAL NORWAY AS
    Inventors: Jørg HØYLAND, Fredrik WIDERØE