Rectangular thin film pack

Details Rectangular thin film pack Rectangular thin film pack

1997-03-05

1998-12-01

Pascua, Jes F.

Flexible bags

End structure

Seamless

383 80, 383104, 383105, 383107, 383119, B65D 3302

Patent

active

058427902

ABSTRACT:
A pack comprises a horizontal base and vertical side walls formed from a blank. The side walls are joined to each other in planes perpendicular to the base and form stiffening ribs. The side walls are seamlessly joined to the base and the base is seamless. The pack is produced by folding the blank and joining the side walls.

REFERENCES:
patent: 1334066 (1920-03-01), Anderson
patent: 1359856 (1920-11-01), Anderson
patent: 1385831 (1921-07-01), Hulbert
patent: 2500341 (1950-03-01), Burnett
patent: 2880775 (1959-04-01), Beattie
patent: 3074617 (1963-01-01), Kinsdeth et al.
patent: 3367380 (1968-02-01), Dickey
patent: 4191229 (1980-03-01), Skaadel et al.
patent: 4521911 (1985-06-01), Vance
patent: 4747703 (1988-05-01), Cazes
patent: 5518313 (1996-05-01), McAdams

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