MUMBAI, India, Nov. 7 -- Intellectual Property India has published a patent application (202537096396 A) filed by Thyssenkrupp Rothe Erde Germany Gmbh; and Thyssenkrupp Ag, Dortmund, Germany, on Oct. 7, for 'device for fastening a rotor blade to a hub body, and multi-part hub assembly for a wind turbine.'
Inventor(s) include Becker, Daniel; Burtchen, Marco; Tofke, Matthias; and Spintig, Wilfried.
The application for the patent was published on Nov. 7, under issue no. 45/2025.
According to the abstract released by the Intellectual Property India: "The invention relates to a device (1) for fastening a rotor blade (140) to a hub body (13) of a wind turbine (100), said device comprising a blade-side extender bearing unit (2) having a first bearing ring (3) with a first bolt circle (4) for fastening to the hub body (13), and a second bearing ring (5) for fastening to the rotor blade (140), the second bearing ring (5) being arranged coaxially to the first bearing ring (3) so as to be rotatable about the common bearing axis (A), the first bearing ring (3) being integrally formed with a rotor hub extension (9) which extends on the hub side in the direction of the bearing axis (A) beyond the second bearing ring (5), with the first bolt circle (4) being arranged in the hub-side end region (E) of said rotor hub extension, the device (1) also comprising a hub-side extender bearing unit (10) which is plate-shaped and has a second bolt circle (11), the first bolt circle (4) being aligned with the second bolt circle (11) for joint fastening to the hub body (13). The invention also relates to a multi-part hub assembly (150) which is held together by means of at least one fastening device (1) according to the invention."
The patent application was internationally filed on Apr. 22, 2024, under International application No.PCT/EP2024/060969.
Disclaimer: Curated by HT Syndication.
