Центральний Науково-Дослідний Та Проектний Інститут "Тайфун"
Центральный научно-исследовательский и проектный институт "Тайфун"
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Priority to UA4617517ApriorityCriticalpatent/UA12942A/en
Publication of UA12942ApublicationCriticalpatent/UA12942A/en
Invention relates to working of metals by pressure, in particular, to the devices for working the metallic tape. Device for working a metallic tape, mainly, for heat exchangers includes the means for formation of openings made each with cutting edge and depression for positioning the waste, and containing a pair of rolls. Each means for formation of opening is placed on the appropriate punch for flanging and working surface of each punch for flanging is executed in the form of surface of truncated cone.
UA4617517A1988-12-081988-12-08Device for working a metallic tape
UA12942A
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