| 摘要 |
A blank can be erected into a carton (10) that can be varied in volume. The carton can be configured in two different closed configurations, with the volume of the carton being different in the two closed configurations. In a first of the closed configurations, one or more flaps (28,30,32) respectivel y- connected to end edges of the carton's panels (16,18,20,22) can close the carton's opening. In a second of the closed configurations, folding can take place so that the carton's panels are doubled over at a position between the ir ends .
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