Method for forming tray type cartons

Manufacturing container or tube from paper; or other manufacturi – Container making – Rigid container

Patent

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Details

493342, 493373, 493337, 493356, 53453, 156513, B31B 146, B31B 360, B31B 174, B26F 100

Patent

active

054962501

ABSTRACT:
An improved method for forming tray, boat, tray, boat, and/or clamshell type, paperboard, cartons that have horizontal main wall panels and side wall panels, with corner flaps, joined to the main wall panels and extending therefrom and adhesively secured to each other. The cartons are formed from rolls or sheets of paperboard wherein the cutting, stripping, gluing, and forming operations are performed in a completely inline operation.

REFERENCES:
patent: 1534569 (1925-04-01), Butterfield
patent: 1793082 (1931-02-01), Goss
patent: 2004604 (1935-06-01), Ford et al.
patent: 3357322 (1967-12-01), Gill
patent: 4256025 (1981-03-01), Goda et al.
patent: 4289491 (1981-09-01), Collura
patent: 4299590 (1981-11-01), Sasaki
patent: 4522618 (1985-06-01), Stannard
patent: 4637811 (1987-01-01), Fortney
patent: 4985012 (1991-01-01), Marschke

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