Airbus Espana, S.l.

Francisco De Paula Escobar Benavides

Daniel Claret Viros

Jose Cuenca Rincon

Rafael Avila Dominguez

A composite skin () with swept angle and dihedral for an aircraft mid-box lifting surface having a left side (), a right side () and a central transition area () where both sides meet, that is designed and manufactured as a single part from left tip to right tip following a common ply structure for the whole part defined in relation to a single orientation rosette (). The invention also refers to a composite aircraft mid-box lifting surface including an upper and lower panel with said composite skin ().

Integrated composite skin for aircraft mid-box lifting surfaces

A mechanically fastened permanent or detachable joint between two or more parts (), at least one of them made of a composite material, preferably carbon fibers impregnated with thermoset resin, with continuous plies from the full-composite area along the joint area () and including a metal reinforcement, preferably made of titanium, in the joint area (), the joint area () thickness being increased in the thickness of said reinforcement plus the eventual additional composite plies laid only on the reinforced area. The metal reinforcement may consist of one or more metal foils or sheets () interleaved between the composite plies or one or more metal plates () embedded between two of the composite plies.

Growing community of inventors

Madrid, Spain

Francisco De Paula Escobar Benavides