Device for cooling a shroud of a gas turbine blade
US6589011B2 · kind B2 · utility
2Cited by
11References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2001 |
| Grant date | Jul 8, 2003 |
| Priority date | — |
| Expiry date | Dec 3, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2250/191
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Described is a cooling device for a shroud of a gas turbine blade, having a cooling channel system provided in the shroud, which is provided radially to the gas turbine blade with cooling channels that are open on one side, and which is closed off with a cover plate. The invention is characterized in that, between the cover plate and the cooling channels that are open on one side, an impact cooling plate is provided in such a way that the impact cooling plate rests on the cooling channels that are open on one side, is pressed against them by force, and encloses a space with the cover plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.