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Oerlikon Barmag AG
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Barmag Barmer Maschinenfabrik AG
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Publication of ES302724A1publicationCriticalpatent/ES302724A1/en
Spinning Methods And Devices For Manufacturing Artificial Fibers
(AREA)
Abstract
An extruder device for spinning, for the melting of thermoplastic synthetic materials and ejection of the melt through rows with the use of a spinning pump, especially a gear pump for spinning, arranged as a means of dosing between the extruder screw and the ejector row directly in front of this, characterized, that the pump zone of the extruder is elongated to at least 12 times the diameter of the worm, and the depth of the passage within the pump zone is at least 3.55% , and preferably 4 to 5%, of the diameter of the worm. (Machine-translation by Google Translate, not legally binding)
ES0302724A1963-08-031964-08-01An extruder device for hilature. (Machine-translation by Google Translate, not legally binding)
ExpiredES302724A1
(en)
Process in particular for the molding of hollow parts in thermoplastic material, device for carrying out this process as well as the molded parts obtained