Blade comprising a structure made of composite material and associated manufacturing method
US12025030B2 · kind B2 · utility
0Cited by
5References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2021 |
| Grant date | Jul 2, 2024 |
| Priority date | — |
| Expiry date | Mar 11, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a blade comprising: —a structure made of composite material; —a blade root attachment part comprising a wall delimiting a cavity, a first opening formed in the wall and a second opening located under the blade root portion, the structure made of composite material extending through the first opening; —two locking parts configured to axially abut against a shoulder of the attachment part and to bear against the blade root portion; and —a cover for compressing the blade root portion against the locking parts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.