Package bag and method of manufacturing the same

Details Package bag and method of manufacturing the same Package bag and method of manufacturing the same

1986-04-07

1988-04-19

Little, Willis

Flexible bags

Lifting or suspending element

Unitary with bag

383 8, 383120, B65D 3310

Patent

active

047385464

ABSTRACT:
A package bag of a box-like shape has folded sides and the front and upper walls provided with reinforcement layers. The bag is formed of thermoplastic film. Each reinforcement extends predominantly over the entire flat of the front and back wall whereby a stiff structure results.

REFERENCES:
patent: 3208492 (1965-09-01), Braithwaite
patent: 3468470 (1969-09-01), Sengewald
patent: 3568918 (1971-03-01), Blomquist
patent: 3896991 (1975-07-01), Kozlowski et al.

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