| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a paper container for a liquid, which enables the top seal part to be opened by hand easily and which can be disjointed easily when the empty container after use is discarded or the like. <P>SOLUTION: In the container for a liquid composed of a laminated plate, the base material of which is a paperboard and which has heat seal layers on the front and back surface, includes a cylindrical square body, a slant roof-like top part formed at the upper open end part of the body and a bottom part formed at the lower open end part of the body and the top part is a gable roof shape, triangular folding-in pieces, provided continuously at each upper part of a left side plate and a right side plate are folded in inward and a pair of folding-back pieces provided continuously to the folding-in pieces and also provided continuously to a set of roof plates provided continuously to each upper part of a front plate and a back plate, are folded back outward at the boundaries to the folding-in pieces and the back surfaces of slant roof plates and the back surfaces of the folding-back pieces are opposed, and a nonskid processed part is provided on the surface of the surface layer of the folding-back piece and on the surface of a part of the roof plate opposing to the folding-back piece. <P>COPYRIGHT: (C)2013,JPO&INPIT |
