Patent · US Active

Positioning profiles for pultrusions in wind blade spar caps

US11041478B2 · kind B2 · utility

2Cited by
4References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 2018
Grant dateJun 22, 2021
Priority date
Expiry dateNov 10, 2038

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

Provided herein is a spar cap having a profile for guiding and receiving a shear web for wind turbine blade. Particularly, the present disclosure provides a pultruded spar cap having a bond gap feature to maintain a uniform space for distribution of bonding paste between the spar cap and shear web. Also, the spar cap is formed with locating features which guide and receive placement of the shear web.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.