发明名称 DIE FOR LAP PUNCHING FOR STAINLESS STEEL PLATE
摘要 PROBLEM TO BE SOLVED: To provide a die for lap punching for stainless steel plates with lower manufacturing cost. SOLUTION: In a lap punching die comprising an upper die and a lower die, dies, punches, or the like are made of a thin stainless steel rolled plate. And constituting members of the die are machined with both laser-cut machining and wire-cut machining.
申请公布号 JP2002346659(A) 申请公布日期 2002.12.03
申请号 JP20010161075 申请日期 2001.05.29
申请人 KET & KET:KK 发明人 YOSHINO NOBUO
分类号 B21D28/34;B21D37/20;(IPC1-7):B21D28/34 主分类号 B21D28/34
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