Aircraft fuselage reinforcement system

摘要

A fuselage of a fiber-reinforced composite material for an aircraft with a skin and with a multiplicity of circumferential stiffeners and only a small number of longitudinal stiffeners, the skin having a multiplicity of local reinforcements.

主权项

1. An aircraft fuselage of fibre-reinforced composite material, comprising:
a skin including:
a multiplicity of local reinforcements; and a backing structure for stiffening the skin, comprising:
longitudinal stiffeners, andcircumferential stiffeners,wherein the skin includes a multiplicity of local reinforcements,wherein two or more local reinforcements form a row disposed between adjacent circumferential stiffeners,wherein the local reinforcements extend in a longitudinal direction to a greater extent than in a circumferential direction of the fuselage,wherein in a plan view, the local reinforcements each have an oval shape,wherein in cross-section, the local reinforcements each have an elevation in the form of a bulge having a foot section disposed on a circumferential edge thereof,wherein a crown of the bulge extends towards a center region of the fuselage, andwherein the foot section of each adjacent local reinforcement merges flush into one another in a circumferential direction.