发明名称 |
FORGING TOOL FOR THE MANUFACTURE OF A SHAPED ROLLED RING, NOTABLY FOR THE MANUFACTURE OF A TURBOMACHINE DISC |
摘要 |
Mandrels for rolling a ring include recesses for receiving the ring, which have rounded parts at the connection between the various faces, so as to avoid the formation of sharp angles on the rolled ring and the accidental formation of cracks. |
申请公布号 |
EP3086891(A1) |
申请公布日期 |
2016.11.02 |
申请号 |
EP20150705675 |
申请日期 |
2015.02.02 |
申请人 |
SNECMA |
发明人 |
BRETON, MICHEL;SICOT, SAMUEL |
分类号 |
B21H1/06 |
主分类号 |
B21H1/06 |
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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