| 摘要 |
PROBLEM TO BE SOLVED: To make it unnecessary to arrange the installation space of a storage part at an upper side.SOLUTION: An opening/closing device includes: a conveyance part 10 extended in a direction of following a base face (a) at a position isolated from the base face (a) to the upper part; an opening/closing body 20 to be delivered from the lower part to upper part of the conveyance part 10 for performing a closing operation so as to partition a space positioned above the conveyance part 10; a storage part 30 for delivering and drawing the opening/closing body 20 at the lower side of the conveyance part 10; and a guide rail 40 for guiding the end part in the width direction of the opening/closing body 20 to a vertical direction. |
