Fabricated gas turbine duct
US8920117B2 · kind B2 · utility
1Cited by
23References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2011 |
| Grant date | Dec 30, 2014 |
| Priority date | — |
| Expiry date | May 17, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01D25/162
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A vane structure of a gas turbine engine includes a plurality of vanes extending radially between outer and inner shrouds. At least the outer shroud is formed substantially from a single-piece annular skin of sheet metal. A plurality of reinforcing plates are placed against and are affixed to an outer surface of the skin of the outer shroud in respective joining locations where a radial outer end of each of the respective vanes joins the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.