| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a casing box for a vapor venting packaging bag applied to the outer packaging of the vapor venting packaging bag filled with a cooked foodstuff such as a retort food and sealed so as to allow microwave oven heating. <P>SOLUTION: In the casing box 60 for the vapor venting packaging bag, a vapor hole of the vapor venting packaging bag in which the vapor hole released and opened by an inner pressure with a gas such as vapor generated by heating the packaging bag is stored in the casing box with a posture flat laid down on the upper face, and heat-cooking is performed as the vapor venting packaging bag is stored in the casing box as it is when an article stored in the vapor venting packaging bag is heat-cooked. A knob part facing the front plate is provided by a cutting line, and tearing parts 30 and 31 is provided by a zipper made by a plurality of notches continuously provided with the cutting line of the knob part 8 or the cutting line. When the article stored in the vapor venting packaging bag stored in the casing box for the vapor venting packaging bag is heat-cooked, by expanding the vapor venting packaging bag, the vapor hole of the vapor venting packaging bag is not exposed but the tearing part is torn. <P>COPYRIGHT: (C)2008,JPO&INPIT |
