Pre-formed faceted turbine blade damper seal
US11377967B2 · kind B2 · utility
2Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 6, 2019 |
| Grant date | Jul 5, 2022 |
| Priority date | — |
| Expiry date | Jan 12, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2260/96
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A damper seal for a turbine blade of a gas turbine engine, the damper seal having: an upper portion; a first downwardly curved portion; and a second downwardly curved portion, the first downwardly curved portion and the second downwardly curved portion extend from opposing end regions of the upper portion, the upper portion having a length extending between the opposing end regions of the upper portion and a width transverse to the length, wherein the upper portion is curved along the entire width as it extends along the length.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.