| 摘要 |
PROBLEM TO BE SOLVED: To provide a bag having a resisting force against a force in the unsealing direction from the inside of the bag into which fluid can be easily poured without opening a chuck after a solid packaged item is put into the bag. SOLUTION: A bag base body has seal structure type chucks provided in the opening thereof, and a sealing section is provided in a section other than the opening. A non-joining section interrupting sealing is formed in the sealing section. The chuck is equipped with a female sealing implement 25 composed of a pair of female hook protrusions 24a, 24b having a hook pawl of a hook-like cross section in the inside face of a tip and a male seal implement 28 composed of a pair of male hook protrusions 27, 27 each having a hook pawl of a hook-like cross section on the outside face at the tip end both of which are provided in a pair of bases 20, 21. The chucks 22, 22 having sealing protrusions 29 press-fitted between the male hook protrusions 27, 27 are provided in the halfway position between the female hook protrusions 24a, 24b in two rows. A one-end fixing structure is employed for firmly fixing the base section 20 of one side and the inside face of the opening section to each other, and a two-end fixing structure is employ for firmly fixing the base 21 of the other side. COPYRIGHT: (C)2008,JPO&INPIT
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