| 摘要 |
PROBLEM TO BE SOLVED: To disclose the structure of a briefcase, which requires no labor for separation at disposal, can be utilized as recycled resources and, at the same time, is excellent in easiness in use. SOLUTION: In this briefcase, a paper-made case body formed of a front side face and a rear side face is formed through a center folding line and a window with a transparent or semitransparent paper sheet stuck thereto is provided at least on a part of the front side face. As the main body and the sheet of the window are made of paper, they can be utilized as recycled resources requiring no conventional labor for separation of the sheet of the window and causing no trouble at disposal. In addition, as the paper sheet, for example, glassine paper is adopted. Further, a folding margin provided on the rear side face of the one side continuous with the center folding line is stuck to the front of the front side face. As the remaining two sides are left open for inserting documents therethrough, the folding margin does not interfere with the insertion of the documents and the whole rear side face can be adopted as a printing area. COPYRIGHT: (C)2004,JPO
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