Aircraft fuselage, especially for large passenger aircraft, has a primary carrier structure with a solid base floor, which is pressurized, and a lower freight hold which is not pressurized

摘要

The aircraft (1), and especially a large passenger aircraft, has a fuselage (2) with a pressurized primary carrier structure (5) and a lower freight hold (6). The primary structure has a base (21), as a pressurized floor along the fuselage, without openings or steps through it. The lower freight hold is not pressurized.