초록 ▼

A paperboard carton for dispensing powders or other dry particulate material is formed from a single blank of paperboard or other stiff, resilient and foldably sheet material. The carton includes an opening flap having a projecting end for easy grasping by the user, and which operates by a toggle ac

A paperboard carton for dispensing powders or other dry particulate material is formed from a single blank of paperboard or other stiff, resilient and foldably sheet material. The carton includes an opening flap having a projecting end for easy grasping by the user, and which operates by a toggle action, to remain in its open position. The paperboard at the adhesive area of the opening flap is partially precut to control the extent of paperboard ripping upon initial carton opening. An are around the forward portion of the dispensing aperture is precut to permit a forward part of the opening flap to be pushed down for releasably locking reclosure.

대표청구항 ▼

A unitary blank of stiff, resilient and foldable sheet material, such as paperboard, the blank having a plurality of horizontal and vertical scores to define generally rectangular, serially arranged panels foldably secured to each other, the panels including a first side panel, a first end panel, a

A unitary blank of stiff, resilient and foldable sheet material, such as paperboard, the blank having a plurality of horizontal and vertical scores to define generally rectangular, serially arranged panels foldably secured to each other, the panels including a first side panel, a first end panel, a second side panel, a second end panel, bottom closure forming panels foldably secured to at least some of the bottom ends of said side and end panels, an inner top closure panel foldably secured to the top of one side panel, an outer top closure panel foldably secured to the top of the other side panel, said outer top panel having a generally rectangular opening flap at its forward end defined by a pair of spaced apart tear lines, said opening flap including a rear segment foldably connected to said top closure panel and a front segment foldably connected to said rear segment, said rear segment having a precut lined defining a locking tab located at a fold line connecting said segments, said inner top flap having a generally rectangular precut dispensing aperture near but spaced from its forward free end by a bridge panel, the sides of the forward end of the dispensing aperture provided with means to permit the sides of the forward end only of the dispensing aperture to flex downwardly from the plane of said inner top closure panel, the width of said dispensing aperture being less than the width of the rearward segment of said opening flap.