Manufacturing container or tube from paper; or other manufacturi – Container making – Pliable container
Patent
1979-02-09
1981-03-17
Coan, James F.
Manufacturing container or tube from paper; or other manufacturi
Container making
Pliable container
93 22, B31B 156, B31B 2160
Patent
active
042560233
ABSTRACT:
The present invention provides a bag making apparatus comprising a first and a second pair of abutments, wherein the abutments of each said pair of abutments are co-operable to grip therebetween a part of a sleeve of bag material to be formed into a bag and adhesive applicator means and constructed and arranged whereby, in use, a first portion of a sleeve of bag material to be formed into a bag is gripped adjacent one end by said first pair of abutments, adhesive is applied to said sleeve, said one end is caused to overly a second portion of said sleeve to form a bag having a first fold and which first fold being stabilized by adhesive, a third portion of the bag so formed adjacent the end defined by said first fold is gripped by said second pair of abutments adhesive is applied to the bag, and said end defined by said first fold is caused to overly a fourth portion of the bag so formed to form a second fold and which second fold being stabilized by adhesive.
REFERENCES:
patent: 340080 (1886-04-01), Appel
patent: 2013672 (1935-09-01), Royal
patent: 2041301 (1936-05-01), Scholl et al.
patent: 2268921 (1942-01-01), Bischoff et al.
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