Gum-coated paper sealing machine for parallelepiped boxes with t

Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – With bending – folding – winding – or wrapping means

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Details

156475, 156486, B32B 3100

Patent

active

057593388

ABSTRACT:
A machine comprising a supporting base for boxes to be sealed, a mechanism for moving the boxes, a head that can be displaced vertically with respect to the supporting base, and at least one unit for feeding gum-coated paper sections that is removably disposed in a seat of the vertically displaceable head. The feed unit comprises a plurality of individual units that can be taken apart separately. The feed unit includes a unit for supporting a roll of gum-coated paper, a tape control unit, a tape centering unit, a tape feed unit, a contrast unit cooperable with the tape feed unit, a tape shearing unit, a tape moistening unit, and a unit for applying the moistened tape to the box to be sealed.

REFERENCES:
patent: 3350255 (1967-10-01), Twigg
patent: 4044527 (1977-08-01), Ulrich et al.
patent: 4061526 (1977-12-01), Warshaw et al.
patent: 4392911 (1983-07-01), Ulrich et al.
patent: 4572760 (1986-02-01), Marchetti
patent: 4642157 (1987-02-01), Cavanagh

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