| 摘要 |
PROBLEM TO BE SOLVED: To provide a waterproof door device withstanding internal and external water pressure, rapidly closable and having sufficient closing force. SOLUTION: This waterproof door device provided with a sliding door type waterproof door 10 for opening/closing a doorway 20 is provided with a travel part 12 allowing the waterproof door 10 to travel along rails 22, 27; a door body 11 arranged slidably in the in-and-out direction of the doorway 20 in relation to the travel part 12; a cylinder 13 for pressing the door body 11 to slide outward in the state of the door body 11 closing the doorway 20; elastic double projection parts 18, 19 provided along the peripheral edge part on the outer surface 11a side of the door body 11; and a door stop 23 provided at the edge of the doorway 20 to correspond to the projection parts 18, 19. When the door body 11 is pressed by the cylinder 13, the projection parts 18, 19 come in close contact with the door stop 23. COPYRIGHT: (C)2005,JPO&NCIPI
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