Helicopter rotor flexbeam
US4792280A · kind A · utility
7Cited by
10References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 1987 |
| Grant date | Dec 20, 1988 |
| Priority date | — |
| Expiry date | Apr 27, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64C27/33
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An improved helicopter rotor flexbeam (20) comprises a pair of generally parallel outwardly open, cross-sectionally C-shaped beams (25) of a geometry which defines therein a first inboard region (A) of enhanced out-of-plane flexibility and a second outboard region (B) of enhanced in-plane and torsional flexibility.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.