Turbomachine blade
US6520741B1 · kind B1 · utility
3Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 2001 |
| Grant date | Feb 18, 2003 |
| Priority date | — |
| Expiry date | Nov 13, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S416/50
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The object of the invention is to improve the efficiency of a turbomachine blade provided with a reinforced hole for accommodating a damping element. To this end, the raised end faces (12, 13) of the marginal region (11), reinforced toward the hole (10), of the blade body (4) are formed with an acute angle (&agr;) open toward the leading edge (5) of the blade body (4) and/or with an acute angle (&bgr;) open toward the blade tip (9).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.