Fiber wound body, fiber-reinforced resin material, and method for manufacturing fiber wound body
US10767022B2 · kind B2 · utility
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5Claims
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Key dates
| Filing date | Jun 21, 2017 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | Aug 25, 2037 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD10B2505/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This fiber wound body has a plurality of reinforcing fiber yarns wound around a winding axis, each of the reinforcing fiber yarns having a thickness gradient portion in which the fiber content is uniform along the longitudinal direction of the yarn and the thickness gradually changes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.