Method of locally influencing resin permeability of a dry preform
US10828803B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Jul 25, 2017 |
| Grant date | Nov 10, 2020 |
| Priority date | — |
| Expiry date | Jul 14, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/3076
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Resin permeation of a dry preform having one or more reinforcement plies is locally influenced during resin infusion using a selectively permeable veil applied to at least one of the reinforcement plies.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.