초록 ▼

The present invention relates to a structure (7) for a lip (4a) of an air inlet (4) of a turbojet pod (1) including an outer skin (12), designed to be oriented towards the outside of the lip, and an inner skin (13), designed to be oriented towards the inside of the lip, characterized in that it incl

The present invention relates to a structure (7) for a lip (4a) of an air inlet (4) of a turbojet pod (1) including an outer skin (12), designed to be oriented towards the outside of the lip, and an inner skin (13), designed to be oriented towards the inside of the lip, characterized in that it includes at least one electric heating element (14) situated between the inner skin and the outer skin and capable of being connected to an electric supply (15, 16), and the at least one electric heating element extending at least partly through an acoustic attenuation zone having perforations (11) passing through the structure and associated with an acoustic attenuation structure (30) fitted to the inner skin.

대표청구항 ▼

1. A structure for a lip of an air intake of a pod of a turbojet comprising an outer skin oriented toward an outside of the lip, an inner skin oriented toward an inside of the lip, at least one electric heating element situated between the inner skin and the outer skin and capable of being connected

1. A structure for a lip of an air intake of a pod of a turbojet comprising an outer skin oriented toward an outside of the lip, an inner skin oriented toward an inside of the lip, at least one electric heating element situated between the inner skin and the outer skin and capable of being connected to electric supply means, an acoustic attenuation structure fitted to the inner skin, the inner skin situated between the acoustic attenuation structure and the at least one electric heating element, the at least one electric heating element extending at least partly across an acoustic attenuation zone, and perforations passing in-line through the outer skin, inner skin, and the at least one electric heating element and acoustically associated with the acoustic attenuation structure. 2. The structure as claimed in claim 1, further comprising a layer of protection encompassing the electric heating element. 3. The structure as claimed in claim 2, wherein the layer of protection is a layer of a resin. 4. The structure as claimed in claim 2, wherein the layer of protection is a ply of glass. 5. The structure as claimed in claim 1, wherein the outer skin has a thickness of less than 1 mm. 6. The structure as claimed in claim 1, wherein the electric heating element is in the form of a metal band forming a heating resistance. 7. The structure as claimed in claim 1, wherein the electric heating element is in the form of a cloth, particularly organic or metallic, forming a heating resistance. 8. The structure as claimed in claim 6, wherein the electric heating element is in the form of a coil. 9. A lip of an air intake for a pod of a turbojet comprising a plurality of structures, each of said structures being oriented toward an outside of the lip and comprising an outer skin oriented toward an outside of the lip, an inner skin oriented toward an inside of the lip, at least one electric heating element situated between the inner skin and the outer skin and capable of being connected to electric supply means, an acoustic attenuation structure fitted to the inner skin, the inner skin situated between the acoustic attenuation structure and the at least one electric heating element, the at least one electric heating element extending at least partly across an acoustic attenuation zone, and perforations passing in-line through the outer skin, inner skin, and the at least one electric heating element and acoustically associated with the acoustic attenuation structure. 10. A pod of a turbojet comprising an air intake wherein the air intake is fitted with a lip, the lip comprising one or more structures, each of said structures being oriented toward an outside of the lip and comprising an outer skin oriented toward an outside of the lip, an inner skin oriented toward an inside of the lip, at least one electric heating element situated between the inner skin and the outer skin and capable of being connected to electric supply means, an acoustic attenuation structure fitted to the inner skin, the inner skin situated between the acoustic attenuation structure and the at least one electric heating element, the at least one electric heating element extending at least partly across an acoustic attenuation zone, and perforations passing in-line through the outer skin, inner skin, and the at least one electric heating element and acoustically associated with the acoustic attenuation structure.