救きゅう助じょ袋ぶくろきゅうじょぶくろMeanings1nounescape chuteA fabric tube used for emergency evacuation from buildings, especially in fires. Often associated with the term 火災救助袋.See also: 火災救助袋火か災さいが発はっ生せいした場ば合あい、救きゅう助じょ袋ぶくろを使つかって避ひ難なんしてください。In case of fire, please evacuate using the escape chute.