| 摘要 |
PROBLEM TO BE SOLVED: To accomplish escaping from the inside of a vessel by providing an escaping door in a vessel bottom. SOLUTION: Recesses 3 of two positions or more are provided in a draft line 5 near 9 a bow and near 10 a stern of the bottom 8 of the vessel 4, and the escaping door 1 capable of being opened from the inside or outside of the vessel by a person and applied with a water-tight packing 6 is provided at an inner side of the recesses 3. Further, it is useful for the prevention of damage of the human life to provide the escaping door 2 capable of being not easily opened by means other than manual force and applied with a water-tight packing 6 at the same position as the bottom 8 even on an outer side of the recesses 3. COPYRIGHT: (C)2007,JPO&INPIT
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