Propeller blade with carbon foam spar core
US9139287B2 · kind B2 · utility
5Cited by
10References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2012 |
| Grant date | Sep 22, 2015 |
| Priority date | — |
| Expiry date | Mar 3, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49337
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
According to one embodiment, a propeller blade includes a carbon foam core and a structural layer that surrounds at least a portion of the carbon foam core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.