Impact resistant blade
US4071184A · kind A · utility
21Cited by
4References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 2, 1976 |
| Grant date | Jan 31, 1978 |
| Priority date | — |
| Expiry date | Aug 2, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49337
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A blade fabricated of a plurality of bonded filament laminates, at least one of the laminates characterized by a plurality of continuous, collimated filaments embedded in a different matrix at the blade tip than at the blade root. The matrices are characterized by different relative impact strengths.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.