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.)
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SOC DES FABRICATIONS BIRAGHI ENTREPOSE
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SOC DES FABRICATIONS BIRAGHI ENTREPOSE
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Priority to ES1968144183UpriorityCriticalpatent/ES144183Y/en
Publication of ES144183UpublicationCriticalpatent/ES144183U/en
Application grantedgrantedCritical
Publication of ES144183YpublicationCriticalpatent/ES144183Y/en
Heat-Exchange Devices With Radiators And Conduit Assemblies
(AREA)
Abstract
A tube of crenellated fins for heat exchanges, characterized by being constituted by metallic tube-base on whose outer surface it is fixed permanently, by means of a weld bead, a metal strip in radial projection wound up forming a helix of a given step, which strip metal strip has previously been a plurality of transverse grooves of length slightly less than the width of the said strap, which grooves to be rolled that open at an angle and are separated by as many battlements, all of the same width. (Machine-translation by Google Translate, not legally binding)
ES1968144183U1968-12-211968-12-21
A TUBE OF CASTLED FINS FOR THERMAL EXCHANGES.
ExpiredES144183Y
(en)