Non-axisymmetric airfoil platform shaping
US9039375B2 · kind B2 · utility
1Cited by
11References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2009 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Oct 29, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01D11/02
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Turbine blade assemblies of a turbine include airfoils that are mounted on bases. The leading and/or trailing edges of the bases are provided with curved portions. Likewise, curved portions may be provided on leading and/or trailing edges of the angle wings of a turbine blade assembly. Also, curved portions may be provided on the leading and/or trailing edges of nozzle assemblies of a turbine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.