Seal for jet engine mid-turbine frame
US10260365B2 · kind B2 · utility
0Cited by
10References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 23, 2015 |
| Grant date | Apr 16, 2019 |
| Priority date | — |
| Expiry date | Mar 15, 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 (MTF”) for a jet engine is disclosed and comprises a duct that extends between a high pressure turbine (“HPT”) and a low pressure turbine (“LPT”), the duct comprising a plurality of segments that together form an outer annular structure and an inner annular structure, the inner annular structure situated radially inward of the outer annular structure, and/or a plurality of vanes that extend radially outward from the inner annular structure toward the outer annular structure, each vane comprising a channel. Each segment may be coupled to an adjacent segment by a seal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.