The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 11, 2026
Filed:
Jun. 17, 2021
Zhuzhou Times New Material Technology Co., Ltd., Zhuzhou, CN;
Jun Yang, Zhuzhou, CN;
Chaoyi Peng, Zhuzhou, CN;
Xuebin Feng, Zhuzhou, CN;
Binbin Hou, Zhuzhou, CN;
Hang Deng, Zhuzhou, CN;
Jiehua Hu, Zhuzhou, CN;
Pengcheng Liang, Zhuzhou, CN;
Jiangang Zhao, Zhuzhou, CN;
Manchuang Zhang, Zhuzhou, CN;
Zhuzhou Times New Material Technology Co., Ltd., Zhuzhou, CN;
Abstract
The present disclosure provides a lightweight spar cap with a concave structure for a wind turbine blade and a manufacturing method thereof, a wind turbine blade and a manufacturing method thereof. The lightweight spar cap is groove-shaped as a whole, and includes supporting portions located on two wings of the lightweight spar cap and an intermediate connecting portion connecting the two supporting portions. The manufacturing method of the lightweight spar cap includes laying a reinforcing body of the intermediate connecting portion and a supporting material of the supporting portion, and performing resin infusion. By comprehensively considering multiple factors, the present disclosure reduces the weight of the wind turbine blade, improves the material utilization of the wind turbine blade, and realizes a lightweight wind turbine blade.