FIELD: transport.
SUBSTANCE: invention relates to aircraft engineering, particularly, to aircraft fuselage and wing equipped with lightning protection. Proposed assembly comprises skin 10, structural element 11 and fastener 1 to joint them together. The main component of proposed skin 10 is made up of layer 12 of plastic reinforced by carbon fiber CFRP. Outer surface of skin 10 is coated by copper foil 13. Layer of copper paint 19 based on phenol resin and copper powder is applied on the surface of foil 13. End section 2a of fastener 1 is provided with sleeve 17 (nut) with its surface coated by insulation material to lock skin 10 with structural element 11 via insulation washer 21. Insulation coat of insulation washer 21 consists of polymer containing aluminium powder. Insulation gasket 22 is arranged between said washer 21 and structural element 11. Insulation gasket 22 comprises several laminated polyimide films.
EFFECT: higher reliability and resistance.
5 cl, 5 dwg
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Authors
Dates
2012-04-27—Published
2009-03-23—Filed