| 摘要 |
A self-locking, reusable carton, formed from a unitary blank of paperboard, comprising a tubular body portion, a plurality of top closure flaps and a plurality of bottom closure flaps. The top closure flaps include two flaps having L-shaped slits therein and a locking flap having a reduced-width locking tab at the end for reception in the two L-shaped slits. The bottom closure flaps include first and second flaps, each having a set of two L-shaped slits therein, and third and fourth flaps, the third flap being received in one of the slits in the first flap and in one of the slits in the second flap, and the fourth flap being received in the other of the slits in the first flap and in the other of the slits in the second flap.
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