Cavity Sealing
AssigneeROLLS-ROYCE plc
InventorPhillip J. DOORBAR
Life of this patent
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Abstract
A method of sealing one or more openings provided in a wall of an aerofoil for a gas turbine engine, the aerofoil comprising at least one cavity which is at least partly filled with a vibration damping material, the method comprising steps to provide a metallic material onto the wall of the aerofoil in order to cover the opening and bond the metallic material to the wall of the aerofoil to seal the opening.
Claims16
A method of sealing one or more openings provided in a wall of an aerofoil for a gas turbine engine, the aerofoil comprising at least one cavity which is at least partly filled with a vibration damping material, the method comprising steps to:
- a) provide a metallic material onto the wall of the aerofoil in order to cover the opening;
- and,
- b) bond the metallic material to the wall of the aerofoil to seal the opening.
An aerofoil for a gas turbine engine, the aerofoil comprising:
- one or more openings provided in a wall of the aerofoil;
- and,
- at least one cavity which is at least partly filled with a vibration-damping material;
- at least one of the openings provided in the wall of the aerofoil being covered with a metallic material,
- the metallic material having been bonded to the wall of the aerofoil to seal one or more of the openings.
Dependencies are inferred from the claim text.