Vacuum pump and mold air hole quick insertion device

The utility model discloses a vacuum pump and mold air hole quick plug-in device which comprises a first cylinder and is characterized in that the lower end of one side of the first cylinder is fixedly connected with one end of a rectangular sleeve, a rectangular guide rod is arranged in the rectang...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG GUANGCHANG, QIU XUN, WU BINGSHUAI
Format:	Patent
Sprache:	chi ; eng
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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