Device for instantaneously changing the gluing width of a web of

Details Device for instantaneously changing the gluing width of a web of Device for instantaneously changing the gluing width of a web of

1984-01-05

1985-10-29

Simmons, David

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With bending, folding, winding, or wrapping means

118204, 118262, 156578, B32B 100

Patent

active

045499241

ABSTRACT:
Device permitting the instantaneous changing of the width of application of glue to a web of paper in the manufacture of corrugated cardboard, the glue being applied to the web with the aid of a gluing cylinder (5) driven rotationally and dipping into a tank of glue over a width adjusted by two barriers which are movable in the tank. It includes a detachable auxiliary doctor device (1) comprising two doctors (2) to be applied momentarily to the two longitudinal ends of the gluing cylinder (5), on the non-immersed top part of the latter, the said doctor device being in addition equipped with a device for adjusting the distance (L3) left free for the passage of the glue between the two doctors.

REFERENCES:
patent: 2525920 (1950-10-01), Mackey

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