Luggage shell, luggage comprising such a shell, and method for manufacturing a luggage shell

A luggage shell comprising:

• a structure having a general shell shape defining an internal volume and formed of a material comprising plastic or a composite material, an outer surface of the structure including a plurality of flat regions and a plurality of curved regions, each curved region comprising a cylindrical ridge having an angular extent of substantially 90°, and
• a single covering sheet fixed on the outer surface of the structure, said covering sheet being of metal and having a thickness of between 25 μm and 1 mm, said covering sheet including a central region, a panel extending away from the central region, and a wing extending from an end of the panel remote from the central region, wherein a distal end of the wing is folded onto itself to form a folded portion,
• wherein the covering sheet is formed by folding a flat sheet having an outline adapted so that, after folding, the covering sheet has a shape substantially identical to the outer surface of the structure,
• wherein the outline is adapted so that, after folding, the covering sheet has a shape which cover seach flat and curved region of the outer surface of the structure, and
• wherein the covering sheet is fixed to the outer surface of the structure.