| 发明名称 |
METHOD FOR PRODUCING A HOLLOW PROFILE |
| 摘要 |
The invention relates to a method for producing a hollow profile using a met al forming method under high fluidic pressure. According to said method, the surface of sheet metal is specifically provided with structural elements (2) , which increase the maximum moulding degree of the component in the subsequen t hydroforming process.
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| 申请公布号 |
CA2548271(A1) |
申请公布日期 |
2005.06.16 |
| 申请号 |
CA20042548271 |
申请日期 |
2004.11.10 |
| 申请人 |
DAIMLER-CHRYSLER AG |
发明人 |
HOFIG, STEPHAN;THOMS, VOLKER;AUGUSTIN, HELMUT |
| 分类号 |
B21D22/04;B21D22/20;B21D26/02;B21D26/031;B21D26/053 |
主分类号 |
B21D22/04 |
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