Fan track liner
US11035245B2 · kind B2 · utility
0Cited by
4References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 8, 2019 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Mar 24, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A containment arrangement for a gas turbine engine comprises: a radially outer annular casing 12; a fan track liner 28 radially within the casing comprising: an impact region 30 comprising a cellular material having a first compressive strength; at least one elongate ridge portion 26 extending through the impact region in a direction having an axial component, the ridge portion having a second compressive strength higher than the first compressive strength; and a gas-washed layer 38 radially within the fan track liner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.