发明名称 |
Abradable seal |
摘要 |
<p>An air seal for use in a gas turbine engine provides improved durability, particularly at higher temperatures. The seal includes a seal substrate and an abradable seal layer on the substrate. The abradable seal layer is composed of a densified polyimide foam, preferably a thermomechanically densified foam. The seal is bonded to a stationary engine component such as a stator box or a case.</p> |
申请公布号 |
EP1288443(A1) |
申请公布日期 |
2003.03.05 |
申请号 |
EP20020255377 |
申请日期 |
2002.08.01 |
申请人 |
UNITED TECHNOLOGIES CORPORATION |
发明人 |
SANDERS, STUART A.;STACKHOUSE, KIRK D.;O'CONNOR, LISA V. |
分类号 |
F01D11/02;F01D11/08;F01D11/12;F02C7/00;F02C7/28;F04D29/08;F16J15/16;F16J15/40;(IPC1-7):F01D11/12;C23C4/04 |
主分类号 |
F01D11/02 |
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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