| 摘要 |
This disclosure relates to an improvement in a collapsible and erectable carton of the type having at opposite ends a depending end wall inboard and adjacent an upstanding end wall, and means between adjacent upstanding and depending end walls for automatically moving the upstanding end wall from a flat collapsed condition to its upstanding condition by moving the depending end walls from like generally flat collapsed conditions to the depending conditions thereof. The automatic means includes a hingeable panel joined between each adjacent pair of upstanding and depending end walls.
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