Method and system of vacuum assisted resin transfer moldings for repair of composite materials and structure
US9944026B2 · kind B2 · utility
0Cited by
3References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 4, 2012 |
| Grant date | Apr 17, 2018 |
| Priority date | — |
| Expiry date | Mar 30, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C2073/262
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present disclosure provides a method of repairing a damaged portion of a panel formed of composite material. The method includes preparing the damaged portion for repair and applying a pressure responsive adhesive layer to substantially cover the damaged portion. The method also includes disposing a vacuum-assisted resin transfer molding repair patch assembly to substantially cover the damaged portion and substantially covering the repair patch assembly with a vacuum bag assembly. Resin is introduced into and impregnates the repair patch assembly. The repair patch assembly is cured after being impregnated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.