Rotor blade extension portion having a skin located over a framework
US8393865B2 · kind B2 · utility
4Cited by
13References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2008 |
| Grant date | Mar 12, 2013 |
| Priority date | — |
| Expiry date | Nov 24, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A wind turbine rotor blade extension portion having a permanent framework with one or more chord-wise members and a substantially span-wise member. A membrane is located over the framework to thereby generate a streamlined surface. The extension portion is configured to transmit aerodynamic loads from the membrane, along the chord-wise members to a rotor blade to which the extension portion is connected, in use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.