CO-INJECTION WITH CONTINUOUS INJECTION MOLDING

A carousel-like continuous co-injection molding system includes an arrangement of upper and lower inclined feed channels. Each of the feed channels has a valve therein positioned upstream of an inlet to an associated mold cavity. The valve is controllable so that adjustments may be made in real time...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ALTONEN Gene Michael, HUANG Chow-chi, NEUFARTH Ralph Edwin, WARD Coy Del, BERG, JR. Charles John
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A carousel-like continuous co-injection molding system includes an arrangement of upper and lower inclined feed channels. Each of the feed channels has a valve therein positioned upstream of an inlet to an associated mold cavity. The valve is controllable so that adjustments may be made in real time to achieve or maintain delivery of molten polymeric material to the mold cavity at constant pressure.