| 发明名称 |
ABGASW RME BERTRAGER UND VERFAHREN ZU SEINER HERSTELLUN G |
| 摘要 |
The invention relates to an exhaust gas heat exchanger for motor vehicles, comprising a cluster of exhaust pipes ( 10 ) which are soldered on the front surface thereof to pipe bottoms, and a housing jacket ( 3, 3 b) which is welded to the pipe bottoms ( 7 ). According to the invention, the pipe bottoms are welded to the housing jacket ( 3 b) by means of peripheral welds ( 11 ). |
| 申请公布号 |
AT386192(T) |
申请公布日期 |
2008.03.15 |
| 申请号 |
AT20030760678T |
申请日期 |
2003.06.23 |
| 申请人 |
BEHR GMBH & CO. KG |
发明人 |
BRUNNER, STEFFEN;BAECHNER, THOMAS;GRUENENWALD, BERND;SCHEMEL, JOACHIM |
| 分类号 |
F01N3/00;F02M25/07;F01N3/02;F01N3/04;F01N5/02;F28D7/16;F28F9/02;F28F9/18 |
主分类号 |
F01N3/00 |
| 代理机构 |
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代理人 |
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