Package making – Apparatus for forming or partially forming receptacle and... – Forming by opening or setting up collapsed receptacle
Patent
1986-05-21
1988-07-12
Spruill, Robert L.
Package making
Apparatus for forming or partially forming receptacle and...
Forming by opening or setting up collapsed receptacle
53570, B65B 906
Patent
active
047561440
ABSTRACT:
An apparatus for forming individual packages from a continuously flexible belt displaying two opposing walls (5, 6) and longitudinal upper and lower edges and incorporation a number of consecutively arranged packaging blanks (2), each with a bottom section (4) at the aforementioned lower edge and two bonding zones (7, 8) arranged transversely in relation to the longitudinal direction of the belt which form the side closures of the packaging blank. In accordance with the invention the belt incorporates two strip sections (10, 11) arranged mainly opposite each other which extend in the longitudinal direction of the belt at its aforementioned upper edge and which are demarcated from the packaging blanks (2) by a tear initiation (12) arranged in each wall parallel with the aforementioned upper edge, whereby each strip section (10, 11) is provided with a continuous suspension device (17, 18) for interacting with packaging blank opening guide devices (19, 20) arranged at a filling station for filling the packaging blanks, both walls of the belt also being provided with slots which have a vertical slot portion (14 ) arranged between the bonding zones (7, 8) of two adjacent packaging blanks and a horizontal slot portion (16) arranged on either side of the aforementioned vertical slot portion and between the packaging blanks and the suspension devices, whereby two adjacent horizontal slot portions (16) are arranged at a distance from each other.
REFERENCES:
patent: 3599388 (1971-08-01), Feingold
patent: 3744211 (1973-07-01), Titchenal et al.
patent: 3791573 (1974-02-01), Titchenal et al.
patent: 3813845 (1974-06-01), Weikert
patent: 3817017 (1974-06-01), Titchenal
patent: 4291517 (1981-09-01), Lipes
patent: 4558556 (1985-12-01), Jostler
Joker Systems AB
Spruill Robert L.
Weihrouch Steven P.
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