| 摘要 |
PROBLEM TO BE SOLVED: To provide a hand-operated waterproof door device which can cope with a large water-stopping width and which has a high degree of ease of use of a waterproof door. SOLUTION: The waterproof door 1 is constituted by a plurality of divided waterproof doors 1L, 1R which are independent of one another, and a connection member 40 is attached to the adjacent side end part 1c of the adjacent divided waterproof door 1L on one side by a releasing device 59. At this time, the connection member 40 is drawn by the releasing device 59, and a sealing member 58 is water-tightly pressed against the upright side of the divided waterproof door of the adjacent side end part 1c of the divided waterproof door 1L on one side. Then after the divided waterproof door 1L on one side, which is provided with the connection member 40, is positioned in an upright position, the divided waterproof door 1R on the other side is made upright and is brought into pressure contact with the sealing member 58 of the connection member. Thus, a flood from an entrance is prevented. COPYRIGHT: (C)2007,JPO&INPIT
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