An outflow valve is provided. The outflow valve includes a frame and a first door rotatably coupled to the frame. The first door has a first side opposite a second side and a bellmouth. The bellmouth is defined by a super-ellipse, with a major axis of the super-ellipse substantially parallel to the second side and a minor axis of the super-ellipse substantially perpendicular to the second side. The outflow valve also includes a second door rotatably coupled to the frame. The first door and the second door are substantially simultaneously movable between at least a first position and a second position.
Outflow valve having super-elliptical bellmouth
2019-03-26
Patent
Electronic Resource
English
IPC: | B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT |
Outflow valve having flexible bellmouth and cabin pressure control system employing the same
European Patent Office | 2016
|SAE Technical Papers | 1980
Bellmouth Vehicle Exhaust Port
NTIS | 1970
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