Heating amount adjusting device for a preheater in a corrugated

Details Heating amount adjusting device for a preheater in a corrugated Heating amount adjusting device for a preheater in a corrugated

1990-02-26

1992-03-24

Ball, Michael W.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With bending, folding, winding, or wrapping means

156210, 156322, 156499, B32B 3108, B32B 3112, C09J 502

Patent

active

050985124

ABSTRACT:
A corrugated cardboard producing machine has a preheater for heating a corrugated cardboard sheet of original paper or single face type corrugatd cardboard sheet in each of various processing stages for producing a corrugated cardboard by bonding a liner paper onto a corrugated central core paper. The preheater is provided with a lap amount adjusting tool whose insertion amount between a circumference of a roll of the preheater and the original paper or the single face type corrugated cardboard is adjustable. The lap amount adjusting tool is movable along the circumference of the roll of the preheater.

REFERENCES:
patent: 2788587 (1957-04-01), Dsenis
patent: 3825724 (1974-07-01), Kingsley et al.
patent: 4056417 (1977-11-01), League, IV
patent: 4115181 (1978-09-01), Fujii et al.

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