Engine having variable pitch outlet guide vanes
US11585354B2 · kind B2 · utility
3Cited by
68References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2022 |
| Grant date | Feb 21, 2023 |
| Priority date | — |
| Expiry date | Jun 15, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2260/53
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An un-ducted turbofan engine defining a radial direction and an axial direction that includes a core engine, a fan, a plurality of variable outlet guide vanes, and a pitch change mechanism. Each of the plurality of variable outlet guide vanes are attached in a rotatable manner to the core engine of the un-ducted turbofan engine. The pitch change mechanism is positioned radially between the engine air flowpath and the plurality of variable outlet guide vanes and coupled to at least one variable outlet guide vane of the plurality of variable outlet guide vanes for changing a pitch of the at least one variable outlet guide vane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.