Cooling passages for a mid-turbine frame
US9732628B2 · kind B2 · utility
2Cited by
9References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 20, 2015 |
| Grant date | Aug 15, 2017 |
| Priority date | — |
| Expiry date | Dec 10, 2035 |
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. A bearing support member is located adjacent the inner frame case. At least one spoke is attached to the inner frame case. A passage extends through at least one spoke, the inner frame case, and the bearing support member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.