| 摘要 |
PROBLEM TO BE SOLVED: To provide a sheet shutter device in which the maintainability of an opening/closing machine 4 and a control part 19 provided in a shutter case 2 is improved.SOLUTION: In the shutter case 2, the opening/closing machine 4 and the control part 19 are arranged on the front lower side of a winding drum 3. A front plate 12 of the shutter case 2 is removably fixed from the front side to left and right brackets 10, 11 with machine screws to enable the maintenance of the opening/closing machine 4 and the control part 19 from the front side and temporary hold the front plate 12 on the left and right brackets 10, 11. |
