Device for folding a rear flap of a box blank

Details Device for folding a rear flap of a box blank Device for folding a rear flap of a box blank

1987-04-13

1988-05-31

Schmidt, Frederick R.

Manufacturing container or tube from paper; or other manufacturi

Control means energized in response to activator stimulated...

Responsive to work material, the product or means engaging...

493 23, 493177, 493436, B31B 126, B31B 354

Patent

active

047478136

ABSTRACT:
A device for folding a rear flap on a box blank characterized by the rotating members and their shaft being mounted in a cradle which is shifted in the frame relative to the path of the blank having the flap being folded. The shifting of the cradle is controlled by a stepping motor. The rotation of the folding members, as well as the position of the drive shaft for the folding members is controlled in accordance to the position of a hitting point of contact for the ends of the hook members with the flap relative to the creasing line.

REFERENCES:
patent: 3330185 (1967-07-01), Annett et al.
patent: 4092906 (1978-06-01), Linner
patent: 4432745 (1984-02-01), Eldridge
patent: 4539002 (1985-09-01), Zak
patent: 4629445 (1986-12-01), Toriyama

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