| 摘要 |
The present invention relates to a flexible, closed container with a bottom wall, a top wall and four side walls of a substantial rectangular configuration and made of a flexible plastic sheet material, said container comprising at least a first port, said bottom, top and side walls being provided by four separate sheets which are joined together at their edges, wherein a first sheet forms said bottom wall, a second sheet forms said top wall and a third and a fourth sheet form a first and a second side wall at two opposite sides of the container, said four sheets each comprising in addition to the portions forming the bottom, top and first and second side walls integrally formed triangular or trapezoid shaped wall portions at opposite ends thereof, said triangular or trapezoid shaped wall portions form when joined together a third and a fourth side wall, respectively, wherein said bottom wall accommodates said first port in an off-centre position. The inventive container requires minimal operator attention during set up and filling.
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