发明名称 |
Forging die for hammering |
摘要 |
<p>The rammer tool (20) has a lower insert holder (21) that comprises a lower die (22) cooperating with an upper insert holder (31) comprising an upper die (32). The upper die and the lower die have a die-cutting annular recess that forms a crown. Columns (34) are arranged inside the crown to restrict the side motion of lower insert holder, when the upper die is lifted from the lower die. An independent claim is included for method of die-cutting metal.</p> |
申请公布号 |
EP2011585(B1) |
申请公布日期 |
2011.01.19 |
申请号 |
EP20080158905 |
申请日期 |
2008.06.24 |
申请人 |
SNECMA |
发明人 |
MARIANI, GEORGIO;PERRET, CHRISTOPHE |
分类号 |
B21J13/02;B21J13/04;B21K1/76 |
主分类号 |
B21J13/02 |
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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