发明名称 |
Sealing for vane segments |
摘要 |
A seal housing is provided to substantially cover at least one duct wall of vane array duct of a gas turbine engine, and one example arrangement is employed in a mid-turbine frame. The arrangement provides improved sealing of the vane array duct through the provision of a plurality of cavities extending along the duct wall. The arrangement may also include insulation tubes to assist in sealing around load transfer spokes passing through the vane array.
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申请公布号 |
US8500392(B2) |
申请公布日期 |
2013.08.06 |
申请号 |
US20090572104 |
申请日期 |
2009.10.01 |
申请人 |
DUROCHER ERIC;PIETROBON JOHN;PRATT & WHITNEY CANADA CORP. |
发明人 |
DUROCHER ERIC;PIETROBON JOHN |
分类号 |
F01D9/06 |
主分类号 |
F01D9/06 |
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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