发明名称 |
METAL MEMBER MANUFACTURING METHOD AND METAL MEMBER MANUFACTURING APPARATUS |
摘要 |
A metal member manufacturing method is achieved by pressing a second region of a metal material without pressing a first region of the metal material, and pressing the first region without pressing the second region. The metal material has a hole formation region in which one through-hole is to be formed. The first region and the second region are contained in the hole formation region. |
申请公布号 |
EP2336373(B1) |
申请公布日期 |
2014.09.03 |
申请号 |
EP20090815956 |
申请日期 |
2009.04.16 |
申请人 |
MITSUBISHI HEAVY INDUSTRIES, LTD. |
发明人 |
NISHIMURA, TOSHIHIKO |
分类号 |
C21D7/02;B23P9/02;B23P9/04;B23P25/00 |
主分类号 |
C21D7/02 |
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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