U.S. Patent Specifications

A stressed skin leading edge structure for aircraft wings and the like; comprising a unitary metal sheet formed to define a spanwise extending hollow leading edge structure of aerofoil cross section, a preformed core of low density material separately shaped to fit and completely fill the hollow interior of said leading edge structure and forming the sole support for said skin, a layer of air drying adhesive between the interior surface of said metal sheet and the exterior surface of said core, the rear edges of said metal sheet being supported by spanwise extending stiffeners adapted to define faying edges for attaching said leading edge structure to the centre section of an aircraft wing or the like.