Rotatable winglets for a rotary wing aircraft
US11814162B2 · kind B2 · utility
0Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 18, 2020 |
| Grant date | Nov 14, 2023 |
| Priority date | — |
| Expiry date | Oct 20, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64C27/82
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
One embodiment includes a rotary aircraft, including: a main drive rotor; an aircraft body mechanically coupled to the main drive rotor; and first and second flight assist wings passively rotatably coupled to the aircraft body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.