发明名称 |
PROCESSO PARA A FORMACAO DE UM ARTIGO METALICO MOLDADO |
摘要 |
Metal articles are shaped by contacting a metal blank with a diaphragm of plastically deformable metal which may be superplastic aluminium and urging the diaphragm against the blank and against a mould so that the diaphragm and body are deformed. The mould may be male or female. Thin metal articles of complex shape may be made easily and cheaply. |
申请公布号 |
BR8504048(A) |
申请公布日期 |
1986.06.10 |
申请号 |
BR19858504048 |
申请日期 |
1985.08.23 |
申请人 |
ALCAN INTERNATIONAL LIMITED |
发明人 |
ANTHONY JOHN BARNES;RUSSELL JAMES STRACEY |
分类号 |
B21D22/20;B21D24/00;B21D25/02;B21D26/055;(IPC1-7):B21D22/00 |
主分类号 |
B21D22/20 |
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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