FLAME TRAP CARTRIDGE, FLAME ARRESTOR, METHOD OF PREVENTING FLAME PROPAGATION INTO A FUEL TANK AND METHOD OF OPERATING AN AIRCRAFT

摘要

The invention provides a flame trap cartridge 154 for use in a flame arrestor 50, the flame trap cartridge comprising a casing 160, and a foam component 170 having two opposite ends and at least one side edge, wherein the foam component is at least partially encased around at least one side edge by the casing. The invention also provides a flame arrestor, a method of preventing flame propagation into a fuel tanks and a method of operating an aircraft.