| 摘要 |
Apparatus for forming a wrapper about a group of articles, the wrapper having a top wall, side walls, bottom panels, end flaps, and a pair of outer flap parts integral with each end flap, the apparatus comprising means for moving the wrappers along a continuous path, a pair of fold elements pivotally mounted and adapted to fold the end flaps in an upward direction by a first cam means, and the fold elements being adapted to swing inwardly by a second cam means and thereby to press the outer flap parts against the associated side wall.
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