| 摘要 |
A station for the application of segments of openable/reclosable strip on a plastic film web destined to form bags, comprises means for sealing segments of strip at intervals on the film and means for punching predefined zones of film. The punching means and the sealing means are positioned in the station along the film path to act in sequence in the same zone for punching the film and sealing the segments in the predefined points of the film keeping the film stationary between the film punching operation and the corresponding operation for sealing a segment on the film.
|
