FR1202831A - Procédé pour chantourner, à partir de bandes, des tôles destinées au découpage d'extrémités de bidons ou autres ébauches de forme générale ronde
- Google Patents
Procédé pour chantourner, à partir de bandes, des tôles destinées au découpage d'extrémités de bidons ou autres ébauches de forme générale ronde
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WEAN EQUIPMENT CORP
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WEAN EQUIPMENT CORP
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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
B21D28/06—Making more than one part out of the same blank; Scrapless working
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR1202831D1956-07-061957-06-24Procédé pour chantourner, à partir de bandes, des tôles destinées au découpage d'extrémités de bidons ou autres ébauches de forme générale ronde
ExpiredFR1202831A
(fr)