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ADDITIVE MANUFACTURING CONTINUOUS FILAMENT CARBON FIBER EPOXY COMPOSITES

United States Patent Application

20170015060
A1
View the Complete Application at the US Patent & Trademark Office
Lawrence Livermore National Laboratory - Visit the Industrial Partnerships Office Website
An additive manufacturing system for producing a carbon fiber epoxy product includes an additive manufacturing print head; a continuous carbon fiber operatively connected to the additive manufacturing print head; a tapered nozzle in the additive manufacturing print head that receives the continuous carbon fiber, the tapered nozzle producing an extruded material that forms the carbon fiber epoxy product; and a tailored resin feed operatively connected to the print head, wherein the continuous carbon fiber is dispersed in the epoxy resin.
Lewicki, James (Oakland, CA), Duoss, Eric B. (Dublin, CA), Elmer, William (Livermore, CA), King, Michael J. (Livermore, CA), Rodriguez, Jennifer Nicole (Fremont, CA), Worsley, Marcus A. (Hayward, CA)
14/ 802,064
July 17, 2015
STATEMENT AS TO RIGHTS TO APPLICATIONS MADE UNDER FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT [0001] The United States Government has rights in this application pursuant to Contract No. DE-AC52-07NA27344 between the United States Department of Energy and Lawrence Livermore National Security, LLC for the operation of Lawrence Livermore National Laboratory.