Helicopter rotor blades
US5205715A · kind A · utility
6Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 1991 |
| Grant date | Apr 27, 1993 |
| Priority date | — |
| Expiry date | Oct 10, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/10
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Flow separation behind the notch region of a swept tip of a helicopter rotor blade is reduced by a plurality of boundary layer control vanes located adjacent a forwardly swept leading edge portion forming the notch region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.