发明名称 |
PRESS TOOL SET FOR CONNECTING SEVERAL SUPERPOSED SHEETS TOGETHER BY WAY OF LOCAL EXTRUSION |
摘要 |
<p>A punch interacts with a forming subassembly comprising an anvil and a die protruding above the latter in order to connect sheets by bending without cutting. Between the anvil and the die there is a deep slot, which cannot be completely filled by the deformed sheet material and offers space for oil, a drive mechanism and the like.</p> |
申请公布号 |
EP0334070(B1) |
申请公布日期 |
1993.02.10 |
申请号 |
EP19890103638 |
申请日期 |
1989.03.02 |
申请人 |
WALTER ECKOLD GMBH & CO. KG VORRICHTUNGS- UND GERAETEBAU;ECKOLD, GERD-JUERGEN;MAASS, HANS |
发明人 |
ECKOLD, GERD-JUERGEN;MAASS, HANS |
分类号 |
B21D39/03 |
主分类号 |
B21D39/03 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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