| 摘要 |
PROBLEM TO BE SOLVED: To provide a sandwich packaging bag which can be displayed in a store presentably in a beautiful condition even in a package of sandwich with an egg or tomato filling for example. SOLUTION: In a sandwich packaging bag 1 defining a sandwich storage space 4 with the opposite internal faces of the front film 2 and rear film 3 by superimposing the front film 2 and rear film 3 of truncated triangular shapes, by connecting together both side-edges of the front film 2 and rear film 3 and also by sealing together the tapered lower ends thereof, an inner film 5 for covering the end faces of the sandwich while loosely separated from the front film 2 is additionally provided on the rear of the front film 2 of the sandwich storage space. Therefore, even if the front film 2 is vibrated during transportation, an unexpected trouble such as filling of the sandwich sticking and spreading on the rears of the front film 2 and the rear of the inner film 5 is prevented. Accordingly, it can be displayed in a store as a sandwich package in a beautiful condition all the time.
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