Acoustic absorption system for an aircraft airframe
US7578468B2 · kind B2 · utility
12Cited by
30References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 20, 2004 |
| Grant date | Aug 25, 2009 |
| Priority date | — |
| Expiry date | Jun 15, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/233
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An airframe includes a mass barrier layer mounted to a multitude of frame members and adjacent to each of a multitude of foam portions to provide a contiguous layer to seal the foam portions within the respective multitude of frame voids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.