Apparatus for Preparing Thermoplastic Composites.
Patent, Filed 28 Feb 91, patented 26 May 92,
DEPARTMENT OF THE NAVY WASHINGTON DC
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An apparatus for processing thermo-composites is disclosed where individual plies of a prepreg, to be formed into a laminate, are processed under two, concentric vacuum chambers. Heat and consolidating pressure are applied under a first vacuum to the material and then a second vacuum is drawn under an outer, rigid shell.
- Laminates and Composite Materials