发明名称 |
AUBE DE TURBINE DE TURBOMACHINE EN COMPOSITE A MATRICE CERAMIQUE AVEC EVIDEMENTS REALISES PAR USINAGE |
摘要 |
<p>A turbine engine turbine blade of ceramic matrix composite. The root of the blade includes a single densified fiber preform including at least one recess made by machining, each point of the root of the blade being situated at a distance from a free surface of the root that is no greater than twice the maximum penetration distance into the preform of densification gas for densifying the preform, and the distal portion of the root of the blade includes a distal wall that is continuous and in a single piece.</p> |
申请公布号 |
FR2953553(B1) |
申请公布日期 |
2012.02.03 |
申请号 |
FR20090058798 |
申请日期 |
2009.12.09 |
申请人 |
SNECMA;SNECMA PROPULSION SOLIDE |
发明人 |
LE HONG SON |
分类号 |
F01D5/14;F01D5/28;F01D5/30 |
主分类号 |
F01D5/14 |
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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