发明名称 |
Central column for motor vehicle |
摘要 |
B-column (1a) comprises a steel profile (2). The profile (2) has a first longitudinal section (3) with a predominantly martensitic material structure and a strength above 1400 N/mm2 and a second longitudinal section (4) of higher ductility with a predominantly ferritic-perlitic material structure and a strength below 850 N/mm2. |
申请公布号 |
CZ20012994(A3) |
申请公布日期 |
2002.04.17 |
申请号 |
CZ20010002994 |
申请日期 |
2001.08.16 |
申请人 |
BENTELER AG |
发明人 |
GEHRINGHOFF LUDGER;KNAUP HANS-JURGEN |
分类号 |
B62D25/04;(IPC1-7):B62D27/02;B62D25/00;B62D27/00 |
主分类号 |
B62D25/04 |
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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