Part for protecting the leading edge of a blade
US7510778B2 · kind B2 · utility
26Cited by
8References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 13, 2006 |
| Grant date | Mar 31, 2009 |
| Priority date | — |
| Expiry date | Nov 14, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31678
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A protection part comprising at least two layers including an outer layer and an inner layer has its outer layer made of an aluminum alloy that is reinforced with particles of SiC, the SiC particle content in said alloy lying in the range 15% to 40% by weight, while the inner layer is made of an aluminum alloy that is optionally reinforced with SiC particles, the SiC particle content within the layers increasing from the inner layer towards the outer layer. The part is for use in protecting the leading edge of a blade, in particular a blade or vane in a turbomachine, a helicopter blade, or a propeller blade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.