Patent ID: 7785694

Claim:
An interior panel of an aircraft passenger cabin, with which an outer skin of an aircraft is filled; which arrangement will provide protection against fire, the interior panel comprising: honeycomb panelling, wherein the honeycomb panelling comprises: at least two layers of a honeycomb body formation each of the at least two layers of the honeycomb body formation being made of a plurality of honeycomb cells arranged side by side, each of the at least two layers of the honeycomb body formation having an end of a cross section of the honeycomb body supported by and adhered to a cover layer such that the honeycomb panelling is formed of the at least two layers of the honeycomb body formation sandwiched between a top-supported cover layer facing the passenger cabin, and a bottom-supported cover layer facing a space on a side opposite to the passenger cabin, and the honeycomb panelling extends with the outer skin of the aircraft to follow the curvature of the outer skin, and each of the at least two layers of the honeycomb body formation is made of a paper or an aramid or a combination thereof and the bottom-supported cover layer or the top-supported cover layer or both are made of at least one carbon fiber reinforced plastics composite (CFK) layer or at least one glass fiber reinforced plastics composite (GFK) layer or both; a burn-through-proof foil arranged such that the burn-through-proof foil conforms to an outer surface of the bottom-supported cover layer facing the space, wherein the burn-through proof foil is the outermost layer of the interior panel facing the outer skin of the aircraft.