Method of fabricating both a woven fiber preform and a composite material part
US11052573B2 · kind B2 · utility
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2References
5Claims
0Family size
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Key dates
| Filing date | Nov 20, 2017 |
| Grant date | Jul 6, 2021 |
| Priority date | — |
| Expiry date | Apr 4, 2038 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD10B2505/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method of fabricating a woven fiber preform that is impregnated with a matrix-precursor resin, the resin, in the raw state, presenting a glass transition temperature Tg0, includes: impregnating yarns or strands with the resin; feeding a loom with the impregnated yarns or strands maintained at a temperature in the range Tg0 to Tg0+10° C.; and weaving the yarns or strands in the loom in order to obtain the resin-impregnated woven fiber preform.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.