| 发明名称 |
Fan casing acoustic treatment |
| 摘要 |
A fan casing for a gas turbine engine is provided which combines the functions of blade containment and noise suppression. The fan casing has an annular metallic inner shell with a plurality of holes are formed therethrough. An acoustic absorber, such as a cellular resonator, is disposed around the inner shell.
|
| 申请公布号 |
US6619913(B2) |
申请公布日期 |
2003.09.16 |
| 申请号 |
US20020076527 |
申请日期 |
2002.02.15 |
| 申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
CZACHOR ROBERT PAUL;SMITH PAUL MICHAEL;KRAFT ROBERT EUGENE |
| 分类号 |
F01D21/04;F02C7/045;F02K3/04;F04D29/44;F04D29/66;(IPC1-7):F01D25/04 |
主分类号 |
F01D21/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
