Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Talleres Zar SA
Original Assignee
Talleres Zar SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Talleres Zar SAfiledCriticalTalleres Zar SA
Priority to ES0030075UpriorityCriticalpatent/ES30075Y/en
Publication of ES30075UpublicationCriticalpatent/ES30075U/en
Application grantedgrantedCritical
Publication of ES30075YpublicationCriticalpatent/ES30075Y/en
Shaping Of Tube Ends By Bending Or Straightening
(AREA)
Abstract
Fluted tube, characterized in that the tube of sheet or strip, obtained by bending and welding by its generatrix of union, has carved grooves, which turn its curvature towards the inside or outside thereof over its entire length and whose radius depends on the thickness of the tube. the sheet, so that such grooves give rise to small projections and reinforce the tube. (Machine-translation by Google Translate, not legally binding)