Seal-less CMC vane to platform interfaces
US7329087B2 · kind B2 · utility
48Cited by
7References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2005 |
| Grant date | Feb 12, 2008 |
| Priority date | — |
| Expiry date | Oct 28, 2025 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2300/6033
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A stator vane assembly for a gas turbine includes a ceramic matrix composite airfoil held between radially inner and outer metal platforms wherein an interface between the airfoil and at least one of the radially inner and outer platforms is shaped to create a circuitous leakage path for gas from the gas turbine hot gas path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.