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US 8,226,794 B2Granted
Reinforced carton and methods of making carton blanks
AssigneeGraphic Packaging International, Inc.
InventorJames C. Fogle
Life of this patent
Estimating the term…
Abstract
A carton is constructed from a multi-ply blank including an exterior blank and an interior blank. Adhesive is applied to the exterior blank using an applicator capable of transverse movement and/or rotation.
Claims21
A method of forming a multi-ply blank, comprising:
- moving a first blank along a first direction, wherein the first blank comprises a first tear strip having at least one first oblique section;
- applying adhesive to the first blank with an applicator, wherein the applicator is moved along the surface of the first blank in a second direction that is transverse with respect to the first direction as the adhesive is applied, the applicator being moved from a first position to a second position, and the applying adhesive to the first blank comprises applying adhesive tape to the first oblique section of the tear strip;
- and
- joining a second blank to the first blank to form a multi-ply blank.
1 more element
A method of forming a multi-ply blank, comprising:
- obtaining a first blank, wherein the first blank comprises a first tear strip having at least one first oblique section;
- moving the first blank in a first direction;
- applying adhesive to the first blank with an applicator, wherein the applicator is moved along the surface of the first blank in a second direction that is transverse relative to the first direction and rotated as the adhesive is applied, the applicator being moved from a first position to a second position, and the applying adhesive to the first blank comprises applying adhesive tape to the first oblique section of the tear strip;
- and
- joining a second blank to the first blank to form a multi-ply blank.
2 more elements
Dependencies are inferred from the claim text.