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US 4,838,424 AGranted
Carton structure for forming lined carton with interior insert
AssigneeAmerican Packaging Corporation
InventorGeorge D. Petzelt
Life of this patent
Estimating the term…
Abstract
A carton structure for use in forming a lined carton wherein an insert is retained and positioned between the carton blank and the liner so as to permit removal thereof without opening the liner.
Claims11
A flat container structure in knocked-down form adapted to be squared-up for forming a lined carton comprising:
- a blank having an upper end and a lower end and including a pair of opposing sidewalls and a pair of opposing endwalls, said blank being formed into a flattened tubular condition to provide an inner surface including inner surface portions of said sidewalls and said endwalls,
- a tubular liner adhered to said inner surface of said blank and extending in opposed relation thereto throughout its extent,
- top closure flaps formed at said upper end of said blank,
- bottom closure flaps formed at said lower end of said blank,
- an insert positioned within the interior of said flattened tubular blank between said inner surface portion of one of said sidewalls and the opposing portion of said liner, and
- means for retaining said insert in said position between the blank and the liner while permitting manual removal thereof without opening said liner,
- said one sidewall being provided with a thumb notch adapted to form an access opening in said one sidewall.
4 more elements
A flat container structure in knocked-down form adapted to be squared-up for forming a lined carton comprising:
- a blank having an upper end and a lower end and including a pair of opposing sidewalls and a pair of opposing endwalls, said blank being formed into a flattened tubular condition to provide an inner surface including inner surface portions of said sidewalls and said endwalls,
- a tubular liner adhered to said inner surface of said blank and extending in opposed relation thereto throughout its extent,
- top closure flaps formed at said upper end of said blank,
- bottom closure flaps formed at said lower end of said blank,
- an insert positioned between said inner surface portion of one of said sidewalls and the opposing portion of said liner, and
- means for retaining said insert in said position between the blank and the liner while permitting manual removal thereof without opening said liner,
- said means retaining said insert comprising adhesive means securing a small portion of said insert to a portion of said one sidewall of said blank,
- said one sidewall being provided with a thumb notch adapted to form an access opening in said one sidewall.
5 more elements
A flat container structure in knocked-down form adapted to be squared-up for forming a lined carton comprising:
- a blank having an upper end and a lower end and including a pair of opposing sidewalls and a pair of opposing endwalls, said blank being formed into a flattened tubular condition to provide an inner surface including inner surface portions of said sidewalls and said endwalls,
- a tubular liner adhered to said inner surface of said blank and extending in opposed relation thereto throughout its extent,
- top closure flaps formed at said upper end of said blank,
- bottom closure flaps formed at said lower end of said blank,
- an insert positioned between said inner surface portion of one of said sidewalls and the opposing portion of said liner, and
- means for retaining said insert in said position between the blank and the liner while permitting manual removal thereof without opening said liner,
- said means retaining said insert comprising adhesive means securing a small portion of said insert to a portion of said one sidewall of said blank,
- said one sidewall being provided with a tear strip, said tear strip being adapted to form a slot-like access opening in said one sidewall to provide access to said insert.
5 more elements
A flat container structure in knocked-down form adapted to be squared-up for forming a lined carton comprising:
- a blank having an upper end and a lower end and including a pair of opposing sidewalls and a pair of opposing endwalls, said blank being formed into a flattened tubular condition to provide an inner surface including inner surface portions of said sidewalls and said endwalls,
- a tubular liner adhered to said inner surface of said blank and extending in opposed relation thereto throughout its extent,
- top closure flaps formed at said upper end of said blank,
- bottom closure flaps formed at said lower end of said blank,
- an insert positioned within the interior of said flattened tubular blank between said inner surface portion of one of said sidewalls and the opposing portion of said liner, and
- means for retaining said insert in said position between the blank and the liner while permitting manual removal thereof without opening said liner,
- said one sidewall being provided with a tear strip, said tear strip being adapted to form a slot-like access opening in said one sidewall to provide access to said insert.
4 more elements
Dependencies are inferred from the claim text.