发明名称 |
INSTALLATION DE CONFORMATION D'UNE AUBE CREUSE |
摘要 |
<p>A hollow blade is shaped by superplastic inflation of a blank made up of welded-together sheets. A die comprising two hollow shapes clamping the outline of the blank is placed inside an autoclave-forming enclosure in order to subject the blank to superplastic inflation, and the two hollow shapes are united by U-shaped clamps made of a material having a coefficient of thermal expansion that is smaller than that of the material constituting said shapes.</p> |
申请公布号 |
FR2871397(B1) |
申请公布日期 |
2006.09.22 |
申请号 |
FR20040006339 |
申请日期 |
2004.06.11 |
申请人 |
SNECMA MOTEURS SOCIETE ANONYME |
发明人 |
FRANCHET JEAN MICHEL;GESMIER PATRICK;MARTY BENOIT |
分类号 |
B21D26/02;B23P15/04 |
主分类号 |
B21D26/02 |
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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