Nozzle ring with adhesive bonded blading for aircraft engine compressor
AssigneeSnecma Moteurs
InventorsClaude Marcel Mons, Sandra Andrieu, Manuel Girard, Francois Pierre Georges Maurice Ribassin
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Abstract
Blades (3) extending radially from the inner shroud (1) to the outer shroud (2) are attached to the inner shroud by means of a sealing cement containing an organic polyimide-based polymer adhesive.
Claims12
A compressor nozzle ring for an aircraft engine including an inner shroud, an outer shroud and a multiplicity of blades arranged circumferentially and extending radially from the inner shroud to the outer shroud, each blade passing through a corresponding aperture formed in the inner shroud and being attached to the inner shroud with a sealing cement containing an organic polymer adhesive, wherein said adhesive is polyimide based,
- wherein an insert disposed inside the inner shroud and in proximity to the inner shroud delineates in conjunction with the inner shroud and the blades a space that is filled with said cement, and
- wherein said insert takes the form of a flexible sheet.
Dependencies are inferred from the claim text.