MOULDING MACHINES

An injection molding machine has a fixed and a tool portion, a shroud mounted for sliding movement around and in sealing relation to one of said portions towards and into sealing engagement with the other portion so as to define with the portions a substantially closed chamber around a molding tool...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	MALCOLM HEWITT
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS 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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Beschreibung
Zusammenfassung:	An injection molding machine has a fixed and a tool portion, a shroud mounted for sliding movement around and in sealing relation to one of said portions towards and into sealing engagement with the other portion so as to define with the portions a substantially closed chamber around a molding tool associated with said portions together with means operable to urge said shroud into said sealing engagement and means for at least partially evacuating the closed chamber.