ES383938A1 - Method and apparatus for manufacturing plastic material tubes. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Method and apparatus for manufacturing plastic material tubes. (Machine-translation by Google Translate, not legally binding)
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GEC HELLAS GENERAL ENTERPR
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GEC HELLAS GENERAL ENTERPR
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Priority to ES383938ApriorityCriticalpatent/ES383938A1/en
Publication of ES383938A1publicationCriticalpatent/ES383938A1/en
Shaping Of Tube Ends By Bending Or Straightening
(AREA)
Abstract
Method for manufacturing plastic tubes characterized in that said tubes are produced simultaneously with a ribbon of rigid material that forms the skeleton of the tube, and a tube of soft synthetic material, said belt being produced by a direct, continuous and rotating method that allows to form any tape configuration, automatically unloaded in a spiral in a chamber in which it is joined to the soft synthetic material, being vulcanized together and automatically receiving the tube shape. (Machine-translation by Google Translate, not legally binding)
ES383938A1970-09-241970-09-24Method and apparatus for manufacturing plastic material tubes. (Machine-translation by Google Translate, not legally binding)
ExpiredES383938A1
(en)