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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to FR7612658ApriorityCriticalpatent/FR2349373A1/fr
Publication of FR2349373A1publicationCriticalpatent/FR2349373A1/fr
Application grantedgrantedCritical
Publication of FR2349373B1publicationCriticalpatent/FR2349373B1/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C25/00—Profiling tools for metal extruding
B21C25/08—Dies or mandrels with section variable during extruding, e.g. for making tapered work; Controlling variation
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Extrusion Of Metal
(AREA)
FR7612658A1976-04-281976-04-28Matrice a extruder des articles a section transversale variable
GrantedFR2349373A1
(fr)