Collapsible pack with inner flap

Abstract

A collapsible pack and associated blank assembly, comprising a base portion, lid portion and an inner flap portion, the base portion comprising a bottom panel (A 2 ), opposing front (A 1 ) and rear (A 3 ) panels and opposing side walls (D 3 ,E 3 ) wherein the front panel, rear panel and the side walls are each hingedly connected to the bottom panel, the lid portion comprising a top panel, and the inner flap portion comprising a rear panel, wherein the inner flap portion and the lid portion are each hingedly connected to the base portion rear panel.

1 . A collapsible pack comprising a base portion, a lid portion and an inner flap portion, the base portion comprising a bottom panel, opposing front and rear panels and opposing side walls wherein the front panel, rear panel and the side walls are each hingedly connected to the bottom panel, the lid portion comprising a top panel, and the inner flap portion comprising a rear panel, wherein the inner flap portion and the lid portion are each hingedly connected to the base portion rear panel. 
     
     
         2 . A collapsible pack according to  claim 1 , wherein the lid portion top panel is hingedly connected to the base portion rear panel. 
     
     
         3 . A collapsible pack according to  claim 1 , wherein, during assembly of the pack, the inner flap portion rear panel is folded about the hinge line connecting same to the base portion rear panel so as to cover the base portion rear panel. 
     
     
         4 . A collapsible pack according to  claim 1 , wherein the inner flap portion rear panel is hingedly attached to the base portion rear panel. 
     
     
         5 . A collapsible pack according to  claim 1 , wherein the inner flap portion rear panel is hingedly attached to, or proximate to, an edge of the base portion rear panel. 
     
     
         6 . A collapsible pack according to  claim 5 , wherein when hingedly attached proximate to an edge of the base portion rear panel, the inner flap portion rear panel is attached to the inner face of the base portion rear panel. 
     
     
         7 . A collapsible pack according to  claim 1 , wherein the lid portion further comprises a side panel hingedly connected to the lid portion top panel. 
     
     
         8 . A collapsible pack according to  claim 1 , wherein the inner flap portion further comprises a bottom panel hingedly connected to the inner flap portion rear panel. 
     
     
         9 . A collapsible pack according to  claim 8 , wherein the inner flap portion bottom panel is hingedly connected to a free edge of the inner flap portion rear panel, which free edge is opposite the edge of the inner flap portion rear panel hingedly connected to the base portion rear panel. 
     
     
         10 . A collapsible pack according to  claim 8 , wherein during assembly of the pack, the inner flap portion bottom panel is folded about the hinge line connecting same to the inner flap portion rear panel so as to lie against the base portion bottom panel. 
     
     
         11 . A collapsible pack according to  claim 1 , wherein the pack further comprises a base portion inner front panel. 
     
     
         12 . A collapsible pack according to  claim 11 , wherein the base portion inner front panel is hingedly connected to the base portion front panel. 
     
     
         13 . A collapsible pack according to  claim 1 , further comprising first, second, third and fourth pairs of base side wall flaps. 
     
     
         14 . A collapsible pack according to  claim 13 , wherein each pair of base side wall flaps depends from an edge of a base side wall of the pack. 
     
     
         15 . A collapsible pack according to  claim 13 , wherein a first base side wall flap of each pair of base side wall flaps depends directly from an edge of a base side wall and a second base side wall flap of each pair depends from the other base side wall flap of the same pair. 
     
     
         16 . A collapsible pack according to  claim 15 , wherein the second base side wall flap of each pair of base side wall flaps depends from the first base side wall flap of a pair along a diagonal hinge line between diagonally opposed vertices of the connected pair of base side wall flaps. 
     
     
         17 . A collapsible pack according to  claim 16 , wherein one of the pair of base wall side flaps depends from an edge of a base portion side wall and the other of the pair from the diagonal hinge line. 
     
     
         18 . A collapsible pack according to  claim 1 , wherein the opposing base portion side walls are hingedly attached to the base portion bottom panel. 
     
     
         19 . A collapsible pack according to  claim 18 , wherein the opposing base portion side walls are hingedly attached to, or proximate to, opposing side edges of the base portion bottom panel. 
     
     
         20 . A collapsible pack according to  claim 1 , further comprising a second lid portion top panel. 
     
     
         21 . A collapsible pack according to  claim 20 , wherein the second lid portion top panel is hingedly connected to the base portion front panel. 
     
     
         22 . A collapsible pack according to  claim 1 , wherein the base portion front panel is further hingedly connected to a base portion inner front panel. 
     
     
         23 . A collapsible pack according to  claim 1 , wherein the lid and the base portion panels share a common longitudinal axis in the collapsed (flat) pack. 
     
     
         24 . A collapsible pack according to  claim 1 , wherein the inner flap portion panels are connected to one another along a hinge line. 
     
     
         25 . A collapsible pack according to  claim 1 , wherein the panels of the base portion and the panels of the lid portion are each and all separate from one another. 
     
     
         26 . A collapsible pack according to  claim 1 , wherein some or all of the panels of the base portion and/or some or all of the panels of the lid portion are connected to one another. 
     
     
         27 . A collapsible pack according to  claim 1 , wherein some or all of the panels of the base portion and lid portion are formed integrally with one another. 
     
     
         28 . A collapsible pack according to  claim 1 , further comprising at least one cover layer. 
     
     
         29 . A collapsible pack according to  claim 28 , wherein the at least one cover layer is a flexible material. 
     
     
         30 . A collapsible pack according to  claim 28 , wherein the cover layer is a flexible paper-based material. 
     
     
         31 . A collapsible pack according to  claim 27 , wherein the at least one cover layer has an adhesive coating applied to one surface thereof. 
     
     
         32 . A collapsible pack according to  claim 28 , wherein the at least one cover layer provides the hinge connections between adjacent panels/walls/flaps. 
     
     
         33 . A collapsible pack according to  claim 28 , wherein one or more of the panels of the base portion and the panels of the lid portion are connected by the cover layer. 
     
     
         34 . A collapsible pack according to  claim 33 , wherein the base portion bottom, front and rear panels, and the lid portion top panel, are covered by the at least one cover layer. 
     
     
         35 . A collapsible pack according to  claim 28 , wherein the inner flap portion further comprises a second cover layer. 
     
     
         36 . A collapsible pack according to  claim 35 , wherein the outer surface of the inner flap portion rear panel and, where present, the inner flap portion top panel, are covered by the second cover layer. 
     
     
         37 . A collapsible pack according to  claim 35 , wherein the inner flap portion rear panel is hingedly connected to the base portion rear panel by the second cover layer. 
     
     
         38 . A collapsible pack according to  claim 1 , wherein each panel is covered at least one cover layer. 
     
     
         39 . A collapsible pack according to  claim 1 , further comprising an insert. 
     
     
         40 . A collapsible pack according to  claim 39 , wherein the insert is formed by an extension to or, as an additional panel attached to, one or more of the panels or walls of the pack. 
     
     
         41 . A collapsible pack according to  claim 39 , wherein one or both of the base side walls comprises at least one additional panel forming an insert. 
     
     
         42 . A collapsible pack according to  claim 39 , further comprising a removable insert. 
     
     
         43 . A collapsible pack according to  claim 1 , further comprising a closure member. 
     
     
         44 . A collapsible pack according to  claim 1 , further comprising a window in a side wall thereof. 
     
     
         45 . A collapsible pack according to  claim 1 , further comprising a window in a lid and/or a base panel thereof. 
     
     
         46 . A blank assembly erectable into a collapsible pack, the blank assembly comprising:
 an outer blank having first and second major panels interconnected along hinge lines by a first minor panel and further having a second minor panel depending from the first major panel along a further hinge line;   a first inner blank comprising a first minor panel; and   a second and a third inner blank each comprising a first major panel and a first and a second minor panel depending from opposing edges of the major panel.   
     
     
         47 . A blank assembly according to  claim 46 , further comprising a third minor panel depending from the second major panel. 
     
     
         48 . A blank assembly according to  claim 46 , further comprising a fourth minor panel depending from the second minor panel along a further hinge line. 
     
     
         49 . A blank assembly according to  claim 46 , further comprising a fifth minor panel depending from the outer blank second minor panel along a further hinge line. 
     
     
         50 . A blank assembly according to  claim 46 , wherein the inner blank further comprises a first major panel depending from the first minor panel of the inner blank along a hinge line. 
     
     
         51 . A blank assembly according to  claim 46 , wherein the panels, flaps and walls are formed of a rigid material. 
     
     
         52 . A blank assembly formable into the collapsible pack of Claim  1 .