Mid turbine frame including a sealed torque box
US11118480B2 · kind B2 · utility
0Cited by
14References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 4, 2017 |
| Grant date | Sep 14, 2021 |
| Priority date | — |
| Expiry date | Mar 8, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A mid-turbine frame for a gas turbine engine includes an inner frame case defining a sealed torque box cavity. Multiple spokes protrude radially outward from the inner frame case, and at least one service line is connected to the inner frame case.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.