| 摘要 |
PROBLEM TO BE SOLVED: To provide a safety device of an aircraft which unfailingly prevents explosion of a fuel tank even when a combustible gas is ignited.SOLUTION: A safety device 30 for making a fuel tank, which stores a fuel of an aircraft, explosion-proof includes: a flame transmission block part 31 which is disposed near an aircraft exterior side opening 21A of a ventilation passage as a part of the ventilation passage allowing an interior part of the fuel tank and an aircraft exterior part to communicate with each other and blocks flame F from being transmitted from the aircraft exterior part to the interior part of the fuel tank through the ventilation passage; and a heat transmission inhibition part 32 which is disposed at the aircraft exterior side of the flame transmission block part 31 and inhibits heat transmission from the frame F to the fuel in the fuel tank.SELECTED DRAWING: Figure 2 |
