| 摘要 |
A case sealer for overlap flap type boxes wherein the major flaps extend greater than the width of the carton. The case sealer uses a folding shoe for folding the inner major flap and then holding the inner major flap and a trailing minor flap in folded position until a plough folds a leading minor flap and the overlies the inner major flap and at least the leading minor flap at least until the outer major flap traps the trailing and leading flaps and thus the inner major flap in folded position
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