PROTECTION DEVICE AGAINST ELECTRICAL DISCHARGES IN AIRCRAFT

摘要

This invention relates to a protection device against electrical discharges to an aircraft, especially against lightning, applicable to an external structural surface element (1), completely or partially built from a composite, comprising at least one metallic attachment element (7) with countersinking, a fine metallic mesh (2) for outer protection of said surface (1), a thick metallic mesh (5) in an area around the attachment elements (7); a metallic part (11) fixed to the inner face of the surfacing (1) by means of an attachment element (7); and a metallic washer (9) surrounding the countersunk area of the attachment element (7) with which said metallic meshes (2, 5) come into contact.