| 摘要 |
The invention relates to a device ( 1 ) for producing container blanks ( 2 ) from a material web ( 3 ), which container blanks in the filled state form container of a collapsible type, said device comprising at least one sealing tool ( 7 ) with an extended rib ( 9 ), the sealing tool ( 7 ) being movable to bring the rib ( 9 ) into engagement with the material web ( 3 ) for joining opposite wall portions of the material web ( 3 ). The device is characterised by a compensating means ( 14 ) for ensuring abutment of the rib ( 9 ) along its entire length against the material web ( 3 ). The invention also relates to a method and a machine for producing container blanks.
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