Machine for spreading out cardboard boxes automatically

Manufacturing container or tube from paper; or other manufacturi – Container making – Rigid container

Reexamination Certificate

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Details

C493S123000

Reexamination Certificate

active

06971980

ABSTRACT:
A machine is provided for spreading out cardboard boxes automatically, which is structured such that cardboards can be held in a holding mechanism upright and closely side by side, and fed to a main body one after another, and which have sucking disks for drawing the cardboards to spread out the same; the sucking disks can be adjusted in position as well as length of space between them; the machine further has a bending mechanism for bending bottom shutter portions of the cardboard boxes after the cardboard boxes are spread out; adhesive tapes are automatically applied onto the bottom of the boxes to seal the boxes after the bottom shutter portions of the boxes are bent.

REFERENCES:
patent: 3952635 (1976-04-01), Mims
patent: 4064675 (1977-12-01), Stapp et al.
patent: 4273322 (1981-06-01), Ginther et al.
patent: 5131899 (1992-07-01), Nagahashi et al.
patent: 5807223 (1998-09-01), Holton
patent: 5876319 (1999-03-01), Holton
patent: 5924968 (1999-07-01), Odenthal
patent: 6080095 (2000-06-01), Chen
patent: 6309335 (2001-10-01), Holton

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