Wind turbine blade lowering apparatus
US9476403B2 · kind B2 · utility
6Cited by
0References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2010 |
| Grant date | Oct 25, 2016 |
| Priority date | — |
| Expiry date | Feb 26, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/728
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a wind turbine enabling a cost effective and easy attachment/replacement of rotor blades and to a method of attaching a rotor blade to a hub of a wind turbine. The wind turbine in accordance with the invention comprises a tower resting on a base, at least one rotor blade having a blade connector portion, a nacelle housing a shaft to which a hub is attached, the nacelle being mounted atop the tower. Said hub of the wind turbine comprises a plurality of hub connection flanges, each hub connection flange being adapted to be detachably connected to a blade connector portion of a rotor blade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.