Wing-wingbox junction rib for an aircraft and method for producing an aircraft using such a rib
US11046414B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 28, 2018 |
| Grant date | Jun 29, 2021 |
| Priority date | — |
| Expiry date | Oct 2, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64C1/06
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
In order to be able to reduce the time and cost required for final assembly of an aircraft, a junction rib designed for the wing-central wingbox junction comprises a central web and an upper flange and a lower flange which extend from the main web, on a first side, the main web having a junction surface arranged on a second side opposite the first side, the main web including rows of orifices opening on the second side in the junction surface and on the first side, comprising a first row of orifices and a third row of orifices formed in an upper part of the main web on either side of the upper flange, and a second row of orifices formed in a lower portion of the main web, each one of the rows of orifices comprising orifices in a free state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.