| 摘要 |
<p>PROBLEM TO BE SOLVED: To make a PET bottle-form container larger when being filled, and compact when not being filled, and make the container extremely small at the time of disposal, and in addition, economically perform the handling in the distribution process. SOLUTION: A PET bottle-form container main body 2 is formed into a foldable shape such as a paper lantern. Thus, this container can be made extremely small when not being filled, and expands when being filled. Also, the structure is constituted in such a manner that a filled article in the container can be physically discharged to the outside when the container filled with the content is compressed.</p> |
