Method and unit for flexing a flat blank for producing a...

Details Method and unit for flexing a flat blank for producing a... Method and unit for flexing a flat blank for producing a...

2006-09-12

2006-09-12

Tawfik, Sameh H. (Department: 3721)

Manufacturing container or tube from paper; or other manufacturi

Bending

Folding

C493S356000, C493S243000

Reexamination Certificate

active

07104943

ABSTRACT:
A method and unit for flexing a flat blank having preformed fold lines; the flat blank is fed by a seat on a conveyor along a path through a flexing station, where a rigid folding body is rolled over the seat to fold the blank against two fixed folding spindles of the seat and about the preformed fold lines; and, on leaving the flexing station, the blank is allowed to spring back to its flat shape.

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English Abstract of EP 1 396 430 dated Mar. 10, 2004.
English Abstract of DE 35 36 791 dated Apr. 16, 1987.
English Abstract of DE 44 04 289 dated Aug. 17, 1995.

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