| 发明名称 |
METHOD FOR THE PRODUCTION OF A SHEET METAL PART BY FORMING |
| 摘要 |
A process of forming a sheet of metal having varying material thickness corresponding to selected strength and/or stiffness requirements generally consisting of varying the degree of heat applied during drawing of the metal to correspondingly vary the elongation coefficient of the sheet across the surface thereof. |
| 申请公布号 |
EP0946311(A1) |
申请公布日期 |
1999.10.06 |
| 申请号 |
EP19970954916 |
申请日期 |
1997.12.15 |
| 申请人 |
AUDI AG |
发明人 |
SCHIESSL, GERHARD;BERGMANN, HANS-WILHELM |
| 分类号 |
B21D22/20;B21D22/26;B21D53/88;(IPC1-7):B21D22/00;B62D65/00 |
主分类号 |
B21D22/20 |
| 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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