Expandable cellular system for a sandwich panel
US11932399B2 · kind B2 · utility
0Cited by
18References
12Claims
0Family size
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Key dates
| Filing date | Aug 26, 2021 |
| Grant date | Mar 19, 2024 |
| Priority date | — |
| Expiry date | Oct 11, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A sandwich panel for an aircraft turbojet nacelle includes an outer skin in contact with an air flow, an inner skin opposed to the outer skin, and an intermediate system comprising partitions connecting the inner and outer skins so as to form cells, the inner skin of at least one cell having at least one corrugation configured to allow the materials making up the sandwich panel to deform in the event of thermal variation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.