Foam mandrel assembly
US10926435B2 · kind B2 · utility
3Cited by
9References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2017 |
| Grant date | Feb 23, 2021 |
| Priority date | — |
| Expiry date | Sep 8, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/40
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An illustrative embodiment of the present disclosure provides a method of manufacturing a composite structure. A composite material having a closed cross-section or a partially closed cross-section is cured to form the composite structure, wherein the composite material is in contact with a foam mandrel assembly when curing begins. A supportive foam mandrel in the foam mandrel assembly is collapsed during curing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.