| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a packaging bag for food, which can keep printing of designs or the like at a header part clear, and the header part stiff. <P>SOLUTION: By providing a sealed part 54 with overlapped front and back films 10, 20 sealed at both side edges 11, 21, and the front and back films 10, 20 sealed in the vicinity of at one end edge over a space between both side edges 11 and 21, a header part 51 is provided between the front and back films 10, 20 at the one end edge and the sealed part 54. The other end side edges of the front and back films 10, 20 are made to be opened part 52, and an accommodation part 53 is provided inside the part surrounded with the opened part 52 and both side edges 11, 21 of the front and back films 10, 20 and the sealed part 54. A cutting line 21 as an unsealing start point is formed in the vicinity of the sealed part 54 in the accommodation part 53 of the back film 20, and an opaque sheet 60 as an unsealing means is overlapped to seal the header part 51 and the cutting line 21 provided by the back film 20, thereby the back film 20 on the opened part 52 side rather than the cutting line 21 is pasted to the sheet 60 un-peelably. <P>COPYRIGHT: (C)2012,JPO&INPIT |
