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US 5,992,797 AGranted
Dual upper deck airplane
AssigneeThe Boeing Company
InventorsGerhard E. Seidel, Mithra Sankrithi
Life of this patent
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AssigneeThe Boeing Company
InventorsGerhard E. Seidel, Mithra Sankrithi
Estimating the term…
An improvement to a subsonic passenger aircraft is provided. The passenger aircraft has a fuselage including a main passenger seating deck (14) including forward, middle, and aft regions. The fuselage includes an upper forward deck (16) located above the main passenger seating deck forward region and accessible thereto. Both the main deck and upper forward deck having doors (30), (26) therein for passenger and supplies ingress and egress. The fuselage includes an aft upper deck (18) located above the main passenger seating deck aft region and accessible from the main deck. An upper middle region (20) is located above the main deck middle region. In one embodiment, the upper middle region (20) is of a height elevationally less than either of the forward and aft upper decks. The cross-sectional area of the fuselage at the upper middle region is less than the cross-sectional area of the fuselage at either the forward upper deck region or the aft upper deck region. In another embodiment, the forward upper cabin and the aft upper cabin are separate, longitudinally non-adjacent cabins for accommodating seated passengers.
In a passenger aircraft having a fuselage including a main passenger seating deck including forward, middle, and aft regions, the fuselage further including an upper forward deck located above the main passenger seating deck forward region and accessible therefrom, both the main deck and upper forward deck having doors therein for passenger and supplies ingress and egress, the improvement comprising:
In a passenger transport aircraft having a wing and a fuselage, the fuselage including a main cabin for accommodating seated main cabin passengers, the main cabin including forward, middle, and aft regions, the improvement comprising:
In a passenger transport aircraft having a wing and a fuselage, the fuselage including a main cabin for accommodating seated main cabin passengers, the main cabin including forward, middle, and aft regions, the fuselage at the main cabin including a plurality of main cabin doors and an associated plurality of deployable escape slides for permitting the main cabin passengers to evacuate the main cabin in an emergency situation, the improvement comprising:
Dependencies are inferred from the claim text.