US2022219875A1PendingUtilityA1

Fusion pack containing both a sheet stack and corrugated board that are overwrapped by plastic film in a seal tight manner without damage to the sheet stack

Assignee: ROYAL CONSUMER PRODUCTS LLCPriority: Jan 14, 2021Filed: Jan 3, 2022Published: Jul 14, 2022
Est. expiryJan 14, 2041(~14.5 yrs left)· nominal 20-yr term from priority
B65D 81/03B65D 2565/381B65D 75/002B65D 2581/053
46
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Claims

Abstract

A package of a sheet stack and a corrugated board all overwrapped with plastic film that is heat sealed. The sheet stack and the corrugated board are adjacent each other. The corrugated board is thicker and larger than each of the posterboard sheets to protect corner regions of the sheet stack from damage otherwise arising from bending and curling forces imposed from heat sealing the overwrapped plastic film. The sheet stack may have arranged one after the other either posterboard sheets or foam core board sheets or both.

Claims

exact text as granted — not AI-modified
1 . A protective package, comprising:
 a sheet stack having a plurality of individual sheets arranged one after another, the individual sheets of the sheet stack being selected from a group consisting of posterboard sheets, foam core board sheets, and a combination of both;   a corrugated board adjacent the sheet stack; and   a plastic film overwrapping in a seal tight manner both the sheet stack and the corrugated board that remain adjacent each other, the sheet stack being free of curling damage even though the plastic film is overwrapping in the seal tight manner,   whereby a presence of the corrugated board protects the sheet stack from the curling damage that otherwise arises from forces imposed by the overwrapped plastic film in attaining the seal tight manner of the overwrapped plastic film.   
     
     
         2 . The protective package of  claim 1 , wherein the sheet stack is configured to experience the curling damage from forces imposed by the overwrapped plastic film as the overwrapped plastic film heat shrunk only about the sheet stack without the corrugated board being present within the overwrapped plastic film to attain the seal tight manner of the overwrapped plastic film. 
     
     
         3 . The protective package of  claim 1 , wherein the overwrapped plastic film is heat sealed to attain the seal tight manner of the overwrapped plastic film. 
     
     
         4 . The protective package of  claim 1 , wherein the corrugated board is at least a same areal size of each of the individual sheets and thicker than each of the individual sheets. 
     
     
         5 . The protective package of  claim 4 , wherein the corrugated board is larger in size than each of the individual sheets, whereby edges of the individual sheets are further protected from damage as a consequence of the corrugated board being larger in size. 
     
     
         6 . The protective package of  claim 1 , wherein the corrugated board is larger in size than each of the individual sheets, whereby edges of the individual sheets are further protected from damage as a consequence of the corrugated board being larger in size. 
     
     
         7 . The protective package of  claim 1 , wherein corner regions of the sheet stack are free of the damage and portions of the overwrapped plastic film that overwrap the corner regions are heat sealed to attain the seal tight manner of the overwrapped plastic film. 
     
     
         8 . A method of attaining a protective package, comprising:
 selecting individual sheets from the group consisting of posterboard sheets, foam core board sheets, and a combination of both;   forming a sheet stack with the individual sheets arranged one after another;   arranging the sheet stack and a corrugated board adjacent each other; and   overwrapping the plastic film in a seal tight manner about both the sheet stack and the corrugated board that remain adjacent each other, the sheet stack being free of curling damage even though the plastic film is overwrapping in the seal tight manner,   whereby a presence of the corrugated board protects the sheet stack from the curling damage that otherwise arises from forces imposed by the overwrapped plastic film in attaining the seal tight manner of the overwrapped plastic film.   
     
     
         9 . The method of  claim 8 , wherein the sheet stack is configured to experience curling damage from the forces imposed by the overwrapped plastic film in attaining the seal tight manner of the overwrapped plastic film without the corrugated board being present within the overwrapped plastic film. 
     
     
         10 . The method of  claim 8 , further comprising:
 heat shrinking the plastic film to attain the seal tight manner of the overwrapped plastic film.   
     
     
         11 . The method of  claim 8 , wherein the corrugated board is at least a same areal size of each of the individual sheets and thicker. 
     
     
         12 . The method of  claim 11 , wherein the corrugated board is larger in size than each of the individual sheets. 
     
     
         13 . The method of  claim 8 , wherein the corrugated board is larger in size than each of the individual sheets.

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