Method and apparatus for z-direction reinforcement of composite laminates

A method and apparatus for Z-direction reinforcement of composite laminates is disclosed. Discrete fibers are pulled through a fiber composite preform in the Z-direction by barbed needles.

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Bibliographische Detailangaben
Hauptverfasser:	J. DONN HETHCOCK, J. SCOTT DRENNAN, KEN D. COMINSKY
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING BRAIDING COTTON-WOOL FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS KNITTING LACE-MAKING LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL NON-WOVEN FABRICS PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TEXTILES TRANSPORTING TRIMMINGS WADDING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	A method and apparatus for Z-direction reinforcement of composite laminates is disclosed. Discrete fibers are pulled through a fiber composite preform in the Z-direction by barbed needles.