| 摘要 |
PROBLEM TO BE SOLVED: To provide an opening/closing device capable of improving a more favorable character corresponding to the site condition in the passing character and the closing character in a passage opening at the time of the closing condition of the opening/closing body. SOLUTION: In the opening/closing device partitioning a space by an opening/closing body 10 provided with an opening/closing body 11 having a passable passing opening 11a and a flexible sheet-shaped door body 12, the passing opening, being in a passable condition when the opening/closing body 10 is in the closed condition, is changed to a highly closing condition according to a specified condition by the door body 12. COPYRIGHT: (C)2005,JPO&NCIPI
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