Manufacturing method for a stiffener element
US9637214B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Dec 29, 2014 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Jul 10, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1002
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A manufacturing method is disclosed for manufacturing of a composite stiffening element, including: arranging composite laminates partially between caul plates and mold halves, and partially between a movable upper sandwich plate and a movable lower sandwich plate, moving the upper and lower sandwich plates together and moving the assembly formed by the first caul plate and the first mold half and the assembly formed by the second caul plate and the second mold half, and joining and co-curing the composite laminates to make up the composite stiffening element. A composite stiffening element is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.