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(11) | EP 0 479 110 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | An equipment and process for the production of open-top containers and related containers |
(57) An equipment for the production of open-tio containers made of paperboard or the
like, starting from punched sheets, comprises means (5) to feed the sheets from a
pile (2) to a bending position (A), along a track (4) and as far as a positioning
retainer; means (7) to apply a bonding agent to the sheet during its feeding along
the track (4); a mandrel (8) having slanting side surfaces, vertically movable to
fold the sheet with the cooperation of pressing rollers (10) and bending rods (11),
as well as driving and supporting means (9) to pile up and mutually inserting the
containers formed on top of the mandrel. The invention further relates to a corresponding
container forming process an to the open-top container having a top opening larger
than the base thereof. |