Abradable material and design for jet engine applications
US11939871B1 · kind B1 · utility
0Cited by
5References
20Claims
0Family size
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Key dates
| Filing date | Oct 28, 2022 |
| Grant date | Mar 26, 2024 |
| Priority date | — |
| Expiry date | Oct 28, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2300/615
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An abradable material for a rub strip of a gas turbine engine component includes a polymer matrix, and an organic or inorganic filler distributed through the matrix, wherein the abradable material has a compression spring rate profile including: less than 50,000 lb/in at −65° F., less than 35,000 lb/in at room temperature, and less than 35,000 lb/in at 200° F.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.