Monolithic and bi-functional extruded structural element
US7862903B2 · kind B2 · utility
2Cited by
4References
79Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 27, 2005 |
| Grant date | Jan 4, 2011 |
| Priority date | — |
| Expiry date | Aug 26, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12764
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The invention relates to a bi-functional extruded structural element, particularly a stringer for aeronautical construction, comprising a base that can be fixed on a surface, and a body, wherein the base comprises a first aluminum-based alloy, and further wherein the body comprises a second heat treatable aluminum-based alloy, having properties that are different from the properties of the first aluminum based alloy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.