发明名称 |
pá, turbina e processo de fabricação de uma pá de turbina. |
摘要 |
A method of fabricating a turbomachine blade out of a composite material including fiber reinforcement densified by a matrix, the method including making a one-piece fiber blank by three-dimensional weaving; shaping the fiber blank to obtain a one-piece fiber preform having a first portion forming a blade airfoil and root preform and at least one second portion forming a preform for an inner or outer blade platform; and densifying the preform with a matrix to obtain a composite material blade having fiber reinforcement constituted by the preform and densified by the matrix, forming a single part with incorporated inner and/or outer platform. |
申请公布号 |
BRPI0922074(A2) |
申请公布日期 |
2015.12.22 |
申请号 |
BR2009PI22074 |
申请日期 |
2009.11.26 |
申请人 |
SNECMA;SNECMA PROPULSION SOLIDE |
发明人 |
CLÉMENT ROUSSILLE;DOMINIQUE COUPE;GUILLAUME RENON;JONATHAN GOERING;JULIEN MATEO;NICOLAS EBERLING- FUX |
分类号 |
D03D25/00;B29C70/24;B29D99/00;F01D5/28 |
主分类号 |
D03D25/00 |
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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