Aeronautics and astronautics – Aircraft structure – Fuselage and body construction
Reexamination Certificate
2003-12-04
2009-08-04
Swiatek, Rob (Department: 3643)
Aeronautics and astronautics
Aircraft structure
Fuselage and body construction
C049S031000, C049S056000, C049S062000
Reexamination Certificate
active
07568659
ABSTRACT:
The invention relates to a door (8) designed to be inserted between a cockpit and a cabin of an aircraft, the door comprising a cockpit side (8a) and a cabin side (8b). According to the invention, the door comprises at least one trapdoor (22) capable of closing off a passageway (20) passing through the door and secondly being opened towards the cabin side, the door also comprising a locking/unlocking mechanism (30) of the trapdoor arranged on the cockpit side and that can automatically unlock the trapdoor when the difference between a cockpit pressure and a cabin pressure corresponding to the air pressures applied on the cockpit side and the cabin side of the door respectively is greater than a predetermined value.
REFERENCES:
patent: 2763900 (1956-09-01), McAfee et al.
patent: 4042193 (1977-08-01), Cerne
patent: 4383666 (1983-05-01), Allerding et al.
patent: 6484449 (2002-11-01), Artsiely
patent: 6702230 (2004-03-01), Movsesian et al.
patent: 2003/0052227 (2003-03-01), Pittman
patent: 2 478 572 (1981-11-01), None
patent: 03/029591 (2003-04-01), None
Malaval Philippe
Prost Dominique
Pujol Olivier
Roques Serge
Airbus France
Nixon & Peabody LLP
Swiatek Rob
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