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Publication of FR1093436ApublicationCriticalpatent/FR1093436A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D28/00—Shaping by press-cutting; Perforating
B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
B21D28/16—Shoulder or burr prevention, e.g. fine-blanking
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Mechanical Engineering
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FR1093436D1953-06-301954-02-19Procédé d'estampage d'objets en tôle ou matériau similaire et dispositif pour la mise en oeuvre de ce procédé
ExpiredFR1093436A
(fr)