Forming product on mandrel, e.g. for making tubes, by providing mandrel with removable spacer device

A removable spacer device is provided on the mandrel before the product is formed on it. A method for forming a product using a mandrel comprises forming the product on the mandrel and then removing it from the latter. The mandrel is provided with a removable spacer device before the product is form...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ALFRED VAN KEULEN, ANTHONIUS PETRUS DIGNUM WEUSTINK
Format:	Patent
Sprache:	dut ; 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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Beschreibung
Zusammenfassung:	A removable spacer device is provided on the mandrel before the product is formed on it. A method for forming a product using a mandrel comprises forming the product on the mandrel and then removing it from the latter. The mandrel is provided with a removable spacer device before the product is formed on it.