| 摘要 |
PROBLEM TO BE SOLVED: To place and fix books having various sizes with a simple configuration.SOLUTION: A central placement table 7 of a placement table 2 is slidable between a left contact position and a right contact position by operation of a user. The user fixes a book by moving the central placement table 7 in a lateral direction to a position where the book is easily fixed to the placement table 2 with clips according to the size of the book when placing the book on the placement table 2, that is, a position where the end parts of the book and end parts of placement tables 5-7 are easily sandwiched by the clips.SELECTED DRAWING: Figure 3 |
