Patent ID: 6651932
Filing Date: 2003-11-25
Classification: B64C,Y10S

Abstract:
Decompression unit for the explosive air pressure equalization between pressurized areas of an aircraft with differing air pressure conditions, wherein the areas are separated by a wall structure (3) in which there is at least one pressure equalization opening (9), wherein the pressure equalization opening (9) is closed by an air pressure equalization flap (2), and wherein the latter is connected with a locking mechanism (4) secured to the wall structure (3), whereby the locking mechanism (4) holds the air pressure equalization flap in the pressure equalization opening (9), characterized in that within a space (6) pressured by an ambient air pressure (p1) outside a cabin, there is arranged an air chamber (1) that changes itself by contraction and forms the decompression unit and which has a perforated wall which is secured in the vicinity of the periphery of the air pressure equalization flap (2) and which is connected with the locking mechanism (4).