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    TPI Composites Gets Patent for Wind Turbine Blade Root Attachment System and Method of Manufacture

    January 24, 2023 - Energy Patent News


      Alexandria, Jan. 23 -- TPI Composites has received a patent for wind turbine blade root attachment system and method of manufacture. This invention was developed by Schibsbye Karsten.

      The patent application number is US202117398230 20210810. The patent publication number is US11555476 (B2). International Patent Classification code is F03D1/06. Cooperative Patent Classification codes are F03D1/0658 (EP, US), F05B2250/70 (US), F05B2280/1071 (US), F05B2280/4003 (US), F05B2280/6013 (US), F05D2230/60 (US), F05D2240/30 (US), F05D2250/70 (US) and F05D2300/43 (US).

      U.S. Patent and Trademark Office has released an abstract on the patent. The abstract reads, "Devices, systems, and methods of manufacturing wind turbine root attachment are provided. In various embodiments, an assembly for wind turbine root attachments includes a bushing, a core, and a filler. The bushing includes a body having cutouts extending from the proximal end to the distal end on either side of the bushing and a core cutout at the distal end. The bushing further includes an ear disposed at the proximal end of the bushing and within the first cutout. The core includes two wedges where the thick end of each wedge abut one another. The thin end of the proximal wedge is disposed within the core cutout and the core includes cutouts extending from the proximal end to the distal end on either side of the core. The filler is disposed within the cutout on the side of the assembly having the ear."


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