| 摘要 |
PURPOSE:To smoothly peel off rice ball packaging film without causing impairment to the rice by a method wherein a fold part is provided on the inner film in direct contact with the rice ball, the outer film is divided into two sections and each of the two film sections is peeled off separately. CONSTITUTION:An unsealing strip 2 is provided on an outer film 3 extending lengthwise approximately along its middle, the outer film 3 is heat sealed to inner films through out the length of its left side edge and from the left end of its upper side to near the unsealing strip 2 and a left inner film 4 is provided extending from the left end of the outer film 3 and past the unsealing strip 2. The outer film 3 is also heat sealed throughout the length of its right side edge, from the right end of its upper side to near the unsealing strip 2 and from the right end of its lower side to near the unsealing strip 2 and a part of the outer film 3 extending from the right side thereof and past the unsealing strip 2 is folded back to form a fold part 7 from & right inner film 5. Laver is contained between the outer film 3 and each of the left and right inner films 4 and 5. |
