Apparatus for the manufacture of bags

Details Apparatus for the manufacture of bags Apparatus for the manufacture of bags

1978-05-30

1980-04-15

Wityshyn, Michael G.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With work cooling means

93 33H, 93DIG1, 156515, 156553, 1565831, 1565835, B31B 1902, B31B 1914, B31B 1960

Patent

active

041982592

ABSTRACT:
Apparatus for the manufacture of bags from a web of plastic material while applying the principle of loop formation, comprising a plurality of supports, traveling in a first endless path said supports carrying and holding the web by means of suction, further comprising heatsealing members moving in a second endless path, a part of which coincides with a portion of said first endless path for severing and heatsealing the web at spaced intervals so as to form bags, said supports with the bags passing through a cooling zone downstream of said common portion of both paths, said apparatus comprising means for taking the bags off from the supports.

REFERENCES:
patent: 3052282 (1962-09-01), Bruckhauser et al.
patent: 3083757 (1963-04-01), Kraft et al.
patent: 3947198 (1976-03-01), Hutt

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