Sealing for vane segments

Details Sealing for vane segments Sealing for vane segments

F - Mech Eng,Light,Heat,Weapons

02

C

F02C 7/28 (2006.01) F01D 9/02 (2006.01) F01D 11/00 (2006.01) F02C 7/12 (2006.01)

Patent

CA 2715227

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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