| 发明名称 |
Manufacturing method of tubular bumper reinforcement member |
| 摘要 |
A method for manufacturing a sweeped tubular bumper reinforcement member having a rear wall formed with an inwardly indented portion in cross-section and a front wall formed in parallel with the rear wall and welded to the inwardly indented portion of the rear wall.
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| 申请公布号 |
US5829666(A) |
申请公布日期 |
1998.11.03 |
| 申请号 |
US19960752231 |
申请日期 |
1996.11.19 |
| 申请人 |
AISIN SEIKI KABUSHIKI KAISHA |
发明人 |
TAKEDA, SHINYA;NAKAO, HIROTAKE;TERADA, HARUHIKO |
| 分类号 |
B60R19/03;B21C37/08;B21C37/15;B21D5/08;B21D5/14;B60R19/18;(IPC1-7):B21C37/08;B23K13/02;B23K26/00;B23K101/06 |
主分类号 |
B60R19/03 |
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