Patents Assigned to WINDSUN PTE LTD
  • Patent number: 12624678
    Abstract: A wind turbine hub assembly including: a plurality of radially arranged blade attachment members for attaching blades with a radially outer blade section with a leading edge and trailing edge wherein each blade extends outwardly from and about a central axis of rotation; a central hub assembly configured to rotate about the axis of rotation with the plurality of blade attachment members being radially arranged and hingedly connected relative to the central hub assembly by respective hinge arrangements to allow relative movement of the blade attachment members relative to the central hub assembly; one or more biasing structures operatively coupled with each blade attachment member wherein a first end of said each biasing structure is attached to the central hub assembly and a second end of the biasing structure is attached to a respective blade attachment member for applying a biasing force.
    Type: Grant
    Filed: October 21, 2022
    Date of Patent: May 12, 2026
    Assignee: WINDSUN PTE LTD
    Inventor: Rolf Hoffmann
  • Patent number: 12529355
    Abstract: A wind turbine hub assembly including: a plurality of radially arranged blade attachment members for attaching blades with a radially outer blade section with a leading edge and trailing edge wherein each blade extends outwardly from and about a central axis of rotation; a central hub assembly configured to rotate about the axis of rotation with the plurality of blade attachment members being radially arranged and hingedly connected relative to the central hub assembly by respective hinge arrangements to allow relative movement of the blade attachment members relative to the central hub assembly; one or more biasing structures operatively coupled with each blade attachment member wherein a first end of said each biasing structure is attached to the central hub assembly and a second end of the biasing structure is attached to a respective blade attachment member for applying a biasing force.
    Type: Grant
    Filed: October 21, 2022
    Date of Patent: January 20, 2026
    Assignee: WINDSUN PTE LTD
    Inventor: Rolf Hoffmann
  • Publication number: 20250237192
    Abstract: A wind turbine hub assembly including: a plurality of radially arranged blade attachment members for attaching blades with a radially outer blade section with a leading edge and trailing edge wherein each blade extends outwardly from and about a central axis of rotation; a central hub assembly configured to rotate about the axis of rotation with the plurality of blade attachment members being radially arranged and hingedly connected relative to the central hub assembly by respective hinge arrangements to allow relative movement of the blade attachment members relative to the central hub assembly; one or more biasing structures operatively coupled with each blade attachment member wherein a first end of said each biasing structure is attached to the central hub assembly and a second end of the biasing structure is attached to a respective blade attachment member for applying a biasing force.
    Type: Application
    Filed: October 21, 2022
    Publication date: July 24, 2025
    Applicant: WINDSUN PTE LTD
    Inventor: Rolf HOFFMANN