Methods of making preforms for resin transfer molding
US5733494A · kind A · utility
10Cited by
27References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 30, 1996 |
| Grant date | Mar 31, 1998 |
| Priority date | — |
| Expiry date | Dec 30, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1705
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Improvements relating to composite materials. In a first aspect of the invention a distinctive and a less costly RTM preform is provided, along with a method of making it. In a second aspect of the invention, a distinctive preheating of an RTM preform provide enhanced surfaces on RTM composite articles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.