Sealing apparatus for airfoils of gas turbine engines
US5752802A · kind A · utility
39Cited by
6References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 19, 1996 |
| Grant date | May 19, 1998 |
| Priority date | — |
| Expiry date | Dec 19, 2016 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2240/56
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An improved airfoil tip sealing apparatus is disclosed wherein brush seals are attached to airfoil tips with the distal ends of the brush seal fibers sealingly contacting opposing wall surfaces. Embodiments for variable vanes, stators and both cooled and uncooled turbine blade applications are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.