Plastic bag forming machine

Details Plastic bag forming machine Plastic bag forming machine

1988-06-03

1990-05-29

Schmidt, Frederick R.

Manufacturing container or tube from paper; or other manufacturi

Container making

Pliable container

493196, B31B 3314

Patent

active

049292242

ABSTRACT:
A method and apparatus for the automatic manufacture of flat bottom bags from a substantially continuous supply of a sealable material whereby the material is formed as a bag having a reinforced sealed flat bottom formed by an interior bag forming assembly that is cooperable with a relatively movable folder assembly that folds the bottom of the bag and removes it from the bag former assembly after a length of the bag is severed from the remainder of the material.

REFERENCES:
patent: 3988970 (1976-11-01), Hanson et al.
patent: 4230030 (1980-10-01), Hanson et al.

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