Apparatus for processing corrugated paperboard

Details Apparatus for processing corrugated paperboard Apparatus for processing corrugated paperboard

1985-01-23

1987-04-14

Czaja, Donald

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With bending, folding, winding, or wrapping means

156510, 156547, 156548, B31F 120, B32B 328

Patent

active

046576240

ABSTRACT:
At a location between a single facer machine and a glue machine, a web of corrugated paperboard has the flutes crushed in a narrow zone longitudinally of the web. A bonding agent is applied only to the uncrushed flutes. Preprinted liners are applied to the bonding agent on the uncrushed flutes with the liners being spaced from one another by said narrow zone.

REFERENCES:
patent: 1444397 (1923-02-01), Seigle
patent: 2758047 (1956-08-01), Dowd
patent: 2885073 (1959-05-01), Bettoli et al.
patent: 2949151 (1960-08-01), Goldstein
patent: 3077222 (1963-02-01), Shanley
patent: 3112184 (1963-11-01), Hollenbach
patent: 3122976 (1964-03-01), Anderson
patent: 3867225 (1975-02-01), Nystrand
patent: 3972763 (1976-08-01), Wolvin et al.
patent: 4288273 (1981-09-01), Butler, Jr. et al.
patent: 4339292 (1982-07-01), Itoh et al.

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