Highly contoured composite structures and system and method for making the same
US11745442B2 · kind B2 · utility
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7References
20Claims
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Key dates
| Filing date | Aug 22, 2019 |
| Grant date | Sep 5, 2023 |
| Priority date | — |
| Expiry date | Dec 25, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/40
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A system for making highly contoured composite stringers, including a flexible stringer assembly to support an uncured composite stringer; and a contoured mandrel to contour the uncured composite stringer into a highly contoured shape, wherein the contoured mandrel comprises one or more curvatures with a radius of 100 inches or less along at least one of an x, y, or z axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.