Patent ID: 8722272

Claim:
A fuel cell system module for use in an aircraft having a fuselage section having an outer skin, the fuel cell system module comprising: at least one fuel cell system component, and a fuel tank having a fuel tank housing, wherein the fuel tank housing comprises: an outer shell, an inner shell spaced apart from the outer shell, a first space located between the outer shell and the inner shell of the fuel tank housing and being filled with a material of poor thermal conductivity, and a second space defined within the inner shell for holding fuel to be supplied to the at least one fuel cell system component, wherein the fuel cell system module connects, by a fastening device which is designed to fasten the fuel cell system module releasably to an aircraft structure, modularly to the fuselage section of the aircraft in such a manner that at least a portion of the outer shell forms a partial section of the outer skin of the fuselage section when the fuel cell system module is connected to the fuselage section of the aircraft.