| 摘要 |
An art of restraining deflection, and deterioration of an end portion of a paper product is provided. The present invention is an end portion structure of a paper product, and includes an end portion of the paper product, a bend portion that connects to the end portion, is bent to a side of the end portion, and is bonded to the end portion, a rectilinear bend line which is provided in a border between the end portion and the bend portion, and in which the bend portion is bent, and a ruled line that is provided in a vicinity of the bend line, and in the end portion or the bend portion, with a distance from the bend line changing, and is the ruled line in which the end portion or the bend portion bends when the bend portion is bent. |
