SYSTEMS FOR PURGING POLYETHYLENE TEREPHTHALATE FROM AN EXTRUSION BLOW MOLDING APPARATUS

A system for purging molten thermoplastic material from a molding apparatus. The purge system includes a blow mold apparatus, a purge diverter valve operably connected to the blow mold apparatus and including a channel, a closing member, a spacer having a conduit in communication with the channel, a...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: HIMES KEVIN D, TAYLOR LARRY M
Format: Patent
Sprache:eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:A system for purging molten thermoplastic material from a molding apparatus. The purge system includes a blow mold apparatus, a purge diverter valve operably connected to the blow mold apparatus and including a channel, a closing member, a spacer having a conduit in communication with the channel, and a melt pipe. The system can be used to purge molten thermoplastic materials out from an upward extruding blow mold apparatus.