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Priority to ES0048859UpriorityCriticalpatent/ES48859Y/en
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Publication of ES48859YpublicationCriticalpatent/ES48859Y/en
Shaping Of Tube Ends By Bending Or Straightening
(AREA)
Abstract
An extendable mandrel is characterized, characterized by a conical axis and a flexible superimposed bushing, which slides on it, with equal interior conicity, the exterior being completely cylindrical. (Machine-translation by Google Translate, not legally binding)