Variable edge rotor blade
US6776580B2 · kind B2 · utility
6Cited by
3References
56Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2001 |
| Grant date | Aug 17, 2004 |
| Priority date | — |
| Expiry date | Sep 21, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/30
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A variable edge rotor blade adapted to be driven by the rotor hub includes an airfoil section; a movable edge section coupled to the airfoil section, and an actuator device operating independently of the hub, disposed in the blade proximate the movable edge section, fixed to the airfoil section and coupled to the movable edge section for oscillating it between an increased lift and decreased lift position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.