| 摘要 |
PROBLEM TO BE SOLVED: To provide the pocket for files having a simple structure, where a spread becomes flat, even if a large number of sheets is superimposed and is welded to the inside of the back cover of the files.SOLUTION: The pocket 20 for files is a pocket for files, in which a large number of sheets is welded on the inside of the back cover portion of the files for storing bounded pieces, comprises a welding edge 22 to be welded to the inside of the back cover portion, and a slit 38 which is disposed along the welding edge 22 at least at a portion from one side edge 26 of a pair of edges in a direction perpendicular or intersecting to the welding edge 22 to the other side edge 28 in the vicinity of the welding edge 22.SELECTED DRAWING: Figure 2A |
