Method of closing an end loading carton

Package making – Methods – Closing package or filled receptacle

Patent

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Details

53374, B65B 722

Patent

active

045892466

ABSTRACT:
A can carton of the end loading type includes foldably joined top, bottom and side walls forming a tubular structure, an end flap foldably joined to the end edges of the top, bottom and side walls, collapsible web structure disposed at each corner of the carton and foldably joined to the adjacent end of each of the adjacent end flaps which are foldably joined to the bottom and top walls and to the bevelled end edges of a projecting end portion of each side wall, the web structure being disposed in collapsed condition adjacent the end of the adjacent can, and a fold line interconnecting the projecting end portions of each of the side walls to facilitate manipulating the end closing structure of the carton to closed position after loading is completed, such manipulation comprising folding each projecting end portion of each side wall outwardly to draw the end flaps of the top and bottom walls inwardly and then folding the end flap at each end of each side wall upwardly thereby to collapse the web structure and to position such web structure in overlying relation relative to the adjacent can end.

REFERENCES:
patent: 2936069 (1960-05-01), Dunning
patent: 3354797 (1967-11-01), Hickin
patent: 3377767 (1968-04-01), Franz
patent: 4216861 (1980-08-01), Oliff
patent: 4251978 (1981-02-01), Beck

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