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.)
Valls Siralt Josefa
Original Assignee
Valls Siralt Josefa
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 Valls Siralt JosefafiledCriticalValls Siralt Josefa
Priority to ES1970160238UpriorityCriticalpatent/ES160238Y/en
Publication of ES160238UpublicationCriticalpatent/ES160238U/en
Application grantedgrantedCritical
Publication of ES160238YpublicationCriticalpatent/ES160238Y/en
Drawing line, characterized in that it consists of a support piece, equipped with the entrance cone, in which part a tablet of a material of appropriate hardness is embedded, crossed by a hole comprising the work cone, the caliber zone and the outlet cone and in which the caliber zone has a slightly frustoconical shape, with its greater base open towards the outlet cone, in order to compensate the own expansion of the material constituting the drawn wire, after its step through the mouth of that area, which determines the diameter of it. (Machine-translation by Google Translate, not legally binding)