Airplane flight deck equipped with an emergency escape

An airplane flight deck comprising an external skin attached to a structure, an internal bulkhead delimiting the flight deck, and an escape opening passing through the external skin and the internal bulkhead, the escape opening being closed off by:

• an emergency door mounted in a manner hinged on the structure between a closed position, in which the emergency door is disposed in line with the external skin and closes off the emergency opening, and an open position, in which the emergency door pivots towards the inside of the flight deck, the emergency door comprising an locking/unlocking mechanism;
• an emergency hatch that is movable between a closed position, in which the emergency hatch ensures continuity of the internal bulkhead of the flight deck, and an open position, the emergency hatch comprising a locking/unlocking mechanism;
• wherein the emergency hatch comprises a sheeting permanently connected to the structure by a first side, and wherein the locking/unlocking mechanism comprises:
• a first part secured to a second side, away from the first side, and a second part secured to the structure, the first and second parts engaging in a locked state so as to couple the second side of the sheeting to the structure;
• and
• a rod secured to the second side and a lever handle that is actuable from the flight deck and is connected to the rod.