AIR VENT VALVE DEVICE AND INJECTION MOLDING MOLD

PROBLEM TO BE SOLVED: To provide an air vent valve device of an injection molding mold which causes no molded product failure.SOLUTION: An air vent valve device 1 includes: a valve which includes a valve head 7 having a reverse circular truncated cone shape, and a valve barrel 8 having an axis commo...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	SEKINE SHIGEO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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