发明名称 |
METHOD FOR CONNECTING METAL SHEETS TOGETHER |
摘要 |
A method and apparatus for joining two adjacent sheets of metal the complementary engaging of a male die and a female die, during one stroke, only one of the two sheets is provided with incisions and the material of the other sheet is pressed through the area defined along the incisions and is extruded laterally beyond the edges thereof to form a rivet-type connection. |
申请公布号 |
EP0155619(B1) |
申请公布日期 |
1990.01.17 |
申请号 |
EP19850102777 |
申请日期 |
1985.03.12 |
申请人 |
ECKOLD, GERD-JURGEN;MAASS, HANS;WALTER ECKOLD GMBH & CO. KG VORRICHTUNGS- UND GERATEBAU |
发明人 |
ECKOLD, GERD-JURGEN;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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