Graded filamentary composite article and method of making
US3956564A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jul 28, 1975 |
| Grant date | May 11, 1976 |
| Priority date | — |
| Expiry date | Jul 28, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2967
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A graded filamentary composite article comprises a plurality of densely packed unidirectional elongated high strength reinforcing filamentary material with varying lengths, a second plurality of densely packed unidirectional elongated different filamentary material of varying lengths, such as fibers of boron, carbon, glass and steel, etc., both pluralities of elongated filamentary materials arranged in the same direction and of similar cross-sectional area and with the ends of the varying lengths of opposite filamentary pluralities interleaved with one another, and a thermosetting resin holding the filamentary material in parallel relationship.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.