发明名称 |
Method of manufacturing a functional part of lightweight construction |
摘要 |
In a process to manufacture a lightweight component e.g. an automotive windscreen wiper unit, facing holes (6, 7) are formed a hollow cast metal component (1) with two walls (3, 4). A single pipe (2) is inserted into the holes and the pipe hole ends are widened by application of a mandrel. Also claimed is a commensurate product. |
申请公布号 |
EP1498217(A3) |
申请公布日期 |
2005.07.13 |
申请号 |
EP20040450145 |
申请日期 |
2004.07.14 |
申请人 |
DGS DRUCKGUSS SYSTEME AG |
发明人 |
PICHLBAUER, PETER, ING.;SCHOBER, MICHAEL, ING. |
分类号 |
B21K25/00;B23P11/00;B23P15/00;F16B17/00 |
主分类号 |
B21K25/00 |
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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