Mid-turbine frame and gas turbine engine including same
US9976431B2 · kind B2 · utility
0Cited by
11References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 20, 2015 |
| Grant date | May 22, 2018 |
| Priority date | — |
| Expiry date | Jun 2, 2036 |
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 ducts gases between a high pressure turbine and a low pressure turbine. The mid-turbine frame may include an outer flowpath ring, an inner flowpath ring, and a plurality of vanes extending therebetween. The outer flowpath ring comprises a unitary structure, while the inner flowpath ring and the plurality of vanes comprises a plurality of segments.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.