Package making – Methods – Wrapping contents including cover forming
Reexamination Certificate
2005-06-14
2005-06-14
Huynh, Louis (Department: 3721)
Package making
Methods
Wrapping contents including cover forming
C053S228000, C053S234000
Reexamination Certificate
active
06904738
ABSTRACT:
A method and a unit for packing groups of products, each group of products is fed together with a respective blank at a loading station to a radial first seat of a first wheel, the blank is first folded into a U and then completely folded about the group to form a packed group, the packed group is then transferred together with a sheet of overwrapping material at a transfer station to a radial second seat of a second wheel, the sheet of overwrapping material is first folded into a U and then folded completely about the packed group to form an overwrapped group; the blank and the sheet of overwrapping material both being fed successively to the same gripper associated with the first seat and fitted to the first wheel at a location downstream from the first seat.
REFERENCES:
patent: 4617780 (1986-10-01), Focke et al.
patent: 4887408 (1989-12-01), Mattei et al.
patent: 5404694 (1995-04-01), Boriani et al.
patent: 5732533 (1998-03-01), Focke et al.
patent: 6035612 (2000-03-01), Draghetti et al.
patent: 6085494 (2000-07-01), Lembke et al.
patent: 6164041 (2000-12-01), Focke et al.
Spatafora Mario
Tacchi Alver
G.D Societa ' per Azioni
Huynh Louis
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