Stiffened structure integrating an opening
US8840980B2 · kind B2 · utility
0Cited by
3References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2012 |
| Grant date | Sep 23, 2014 |
| Priority date | — |
| Expiry date | Jul 16, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24273
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A stiffened structure includes stiffeners (14.1, 14.2, 14.3) and nodes (12) at which three stiffeners (14.1, 14.2, 14.3) of different directions intersect, with the surfaces of the stiffeners (14.1, 14.2, 14.3) being arranged in planes that are perpendicular to the same plane, whereby the stiffened structure includes at least one opening (26) and is characterized in that the opening (26) is surrounded by a hexagonal belt, formed by peripheral stiffeners (40).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.