发明名称 VERFAHREN UND VORRICHTUNG ZUM HERSTELLEN VERSCHIEDENER SCHNITTANLAGEN.
摘要 <p>A method and apparatus for press-cutting selected patterns in a workpiece. The apparatus includes a plurality of dies and at least one punch element associated with each die. A plurality of backing plates are provided to drive the punch elements against the workpiece when the backing plates are positioned in the operative position. A press-cutting pattern selector selectively positions the backing plates in the operative position or an inoperative position depending upon the pattern to be press-cut.</p>
申请公布号 DE3686679(T2) 申请公布日期 1993.03.04
申请号 DE19863686679T 申请日期 1986.06.18
申请人 KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO, NIWA, AICHI, JP 发明人 NISHIKAWA, TAKEHIKO K.K.TOKA RIKA DENKI SEISAK;ITO, YASUO K.K. TOKA RIKA DENKI SEISAKUS, OGUCHI-CHO, NIWA-GUN, AICHI, JP;HISAMATSU, YOSHIYUKI;TANI, NAOKI, OAZA TOYOTA OGUCHI-CHO NIWA-GUN, AICHI, JP
分类号 B21D28/00;B21D28/24;B21D53/42;B26F1/04;(IPC1-7):B21D28/24 主分类号 B21D28/00
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