| 摘要 |
PROBLEM TO BE SOLVED: To provide a door device eliminating oppressive feeling even when using a shield member for prevention of pulling-in, the necessity of an elastic body for winding-up, and limitation of the vertical length. SOLUTION: This door device is provided with first and second opening parts 5, 6 vertically provided in indoor sides of door front end parts 4a and door rear end parts 4b in the opening direction of a door 4, respectively; first and second rollers 7, 8 rotatably provided with rotating shafts facing the vertical direction so as to protrude rolling faces from the first and second opening parts 5, 6, respectively; and lock parts 10a formed to have a loop shape and arranged in clearance portions between entrance frames 3 and the door 4. The door device is further provided with the shield members 10 covering the indoor side surface of the door 4 from the lock parts 10a to the first opening parts 5, hung around the first rollers 7 from the first opening parts 5, then, passing through inside of the door 4 to the second rollers 8, passing from the second rollers 8 through the second opening parts 6, pulled out to the upper indoor side direction, and returned to the lock parts 10a; and with lock means 11 fixing the lock parts 10a of the shield members 10 to outdoor side parts of the entrance frames 3. COPYRIGHT: (C)2007,JPO&INPIT
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