发明申请
US20120091758A1 AUTOMOBILE COLUMN AND METHOD FOR PRODUCING A HOT-FORMED AND PRESS-HARDENED AUTOMOBILE COLUMN
审中-公开
用于生产热成型和加压汽车柱的汽车柱和方法
- 专利标题： AUTOMOBILE COLUMN AND METHOD FOR PRODUCING A HOT-FORMED AND PRESS-HARDENED AUTOMOBILE COLUMN
- 专利标题（中）： 用于生产热成型和加压汽车柱的汽车柱和方法
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申请号： US13273760申请日： 2011-10-14
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公开(公告)号： US20120091758A1公开(公告)日： 2012-04-19
- 发明人: ANDREAS ZIMMERMANN , JAN DINGEMANS , MARKUS PELLMANN , JOHANNES BÖKE
- 申请人： ANDREAS ZIMMERMANN , JAN DINGEMANS , MARKUS PELLMANN , JOHANNES BÖKE
- 申请人地址： DE Paderborn
- 专利权人： Benteler Automobiltechnik GmbH
- 当前专利权人： Benteler Automobiltechnik GmbH
- 当前专利权人地址： DE Paderborn
- 优先权： DE102010048209.9 20101015; EP11155681.7 20110223
- 主分类号： B62D25/04
- IPC分类号： B62D25/04 ; C21D9/00 ; C21D8/00
摘要：
An automobile column and to a method for producing an automobile column are disclosed. The automobile column has a region of a first type and a region of a second type which have mutually different strengths. A transition region having a width of less than 50 mm is formed between the two regions. The automobile column has in the region of the first type a bainitic structure and in the region of the second type a martensitic structure.
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