Wind turbine spars with jointed shear webs
US8075275B2 · kind B2 · utility
22Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2007 |
| Grant date | Dec 13, 2011 |
| Priority date | — |
| Expiry date | Oct 12, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49339
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A spar for a wind turbine blade includes at least one shear web extending between pressure and suction sides of the blade; and a joint, arranged substantially midway between ends of the shear web, for sizing the shear web. The joint may include a resilient and/or expandable spacer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.