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US 4,417,661 AGranted
Reclosable carton and blank therefor
AssigneeChampion International Corporation
InventorHarry I. Roccaforte
Life of this patent
Estimating the term…
Abstract
A carton, formed of a unitary blank of paper board, having an openable pull flap which can be reclosed by the interlocking of a pull tab and a slot receiving an enlarged end of the tab. The flap is located on only one panel forming the carton or on two such panels. The tab is located either inside or outside the flap, and the slot is correspondingly located either outside or inside the flap.
Claims2
A unitary blank for a carton formed of paperboard comprising:
- (a) a front panel, a rear panel, and two side panels connected along generally parallel fold lines;
- (b) a top closure flap hingedly extending along a fold line from the top of each of said front, rear, and two side panels;
- (c) a bottom closure flap hingedly extending along a fold line from the bottom of each of said front, rear, and two side panels;
- (d) an interior flap area in at least one of said panels and closure flaps defined by the intersection of a first perforated line and a first interior fold line;
- (e) a tab area located in said interior flap and defined by the intersection of a second perforated line and a second interior fold line, said second perforated line defining an enlarged distal end on said tab area, said tab folding about said second interior fold line such that said tab and said interior flap fold in opposite directions;
- and
- (f) a slot area located outside said interior flap area and defined by the intersection of a third perforated line and a third interior fold line, said slot area receiving said folded tab and having a width less than the width of said enlarged distal end whereby said flap is interlocked to said body thereby securely reclosing said body.
4 more elements
Dependencies are inferred from the claim text.