| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pressing-in type (royal cap) corrugated board liquid packaging container usable as a waste oil recover container, easily assembled with an existing tape sticker since there is no conventional center folding line, and easily disposable. <P>SOLUTION: The liquid packaging container includes a corrugated board outer box drilled with an attaching hole at a prescribed place to expose a spout to an upper end wall face, and a film inner box to which the spout is connected. The outer box has notches radially formed in advance around the attaching hole of the spout. The spout is a shallow dish containing the pressing-in royal type cap, a flat wide collar and a short collar of a reverse stopping claw type shape are formed at a lower end of the dish body and at an upper end, respectively, and a short protruded port for fitting the cap is protrudedly provided at a center. The inner bag is connected by the wide collar, the spout attached with the inner bag is pressed into the attaching hole of the outer box from the inside of the box, the attaching hole edge of the corrugated board and the connection port edge of the inner bag are held with the wide collar and short collar, and in addition, the wide collar is bonded to the corrugated board via a film of the attaching hole edge. <P>COPYRIGHT: (C)2012,JPO&INPIT |
