Wind turbines for electrical power generation
US6759758B2 · kind B2 · utility
50Cited by
13References
6Claims
0Family size
Inventor
Key dates
| Filing date | May 26, 2003 |
| Grant date | Jul 6, 2004 |
| Priority date | — |
| Expiry date | Aug 23, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Improvements to wind turbines for electrical power generation, incorporating a blade (4) rotor for harnessing the action of the wind, which consists of a hub (3) prolonged at the rear with an extension (7) that constitutes the assembly shaft for the rotating action with respect to the body (1) of the wind turbine, with the hub (3) and the aforementioned extension (7) forming the shaft constituting a single manufactured piece, with regard to which the blades (4) are arranged in a yaw rotary assembly that is operated by means of respective hydraulic cylinders (20).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.