| 摘要 |
The present invention relates to flexible double-bottom bags having an outer web which is folded upon itself to form a front panel and a back panel The outer web includes an inward-facing cross-sectional gusset opposite the open mouth of the bag and centered along the width of the bag joining the front panel to the back panel and creating an outer bottom portion of the bag. The bags also have an inner web which is folded upon itself to form a front panel and a back panel. |
