Belt having a succession of packaging blanks

Details Belt having a succession of packaging blanks Belt having a succession of packaging blanks

1985-06-10

1986-07-01

Garbe, Stephen P.

Flexible bags

Plural

B65D 3314

Patent

active

045984212

ABSTRACT:
A continuously flexible belt displaying two opposing walls (5, 6) and longitudinal upper and lower edges and incorporating 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 closure 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 upper edge and which are demarcated from the packaging blanks (2) by a tear initiation (12) arranged in each wall parallel with the upper edge, whereby each strip section (10, 11) is provided with a continuous suspension device (17, 18) for cooperating 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 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: 3559874 (1971-02-01), Titchenal
patent: 3779449 (1973-12-01), Membrino
patent: 3791573 (1974-02-01), Titchenal et al.
patent: 4271883 (1981-06-01), Krause

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