| 摘要 |
PROBLEM TO BE SOLVED: To simply take out a stored content by opening a box-shaped plastic film external body along the whole periphery. SOLUTION: A pair of notches 6 and 6 are provided on a butted end seal part 3 of the box-shaped plastic film external body 2. A tear tape 11 extending in the peripheral direction from a position close to the base end of one of end parts 3a of the butted end seal part 3 to a position close to the base end of the other end part 3b is arranged in accordance with a cutting piece forming region 10 partitioned by imaginary parallel lines 7 and 7 on the inner face of the main body part 9 of the box-shaped plastic film external body 2. An easily openable part 12 extending by crossing the cutting piece forming region 10 is provided on the surface layer of the main body part 9 from a trough side folded part of the box-shaped plastic film external body 2. COPYRIGHT: (C)2004,JPO
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