Carton

Claim 2

A carton including a bottom wall interconnecting a pair of opposing front and rear walls, upper marginal edge portions of said pair of walls including extensions folded over said bottom wall in spaced relation thereto and over each other in superposed relation to form inner and outer top walls, said innEr top wall including central portions thereof folded downwardly and away from each other to upstanding positions defining end panels for said carton, the forward edge portion of said outer top wall defines a lap tab overlying the outer surface of the upper marginal portion of said front wall, said upper marginal portion including a low central portion and said lap tab including a pair of longitudinally spaced notches formed therein opening outwardly of the free edge of said tab defining a tuck tab therebetween, said tuck tab being inserted behind and inwardly of said low central portion.

Claim 3

The carton of claim 1 wherein the opposite end corner portions of the front marginal edge portion of said inner top wall project outward beyond the opposite ends of the front wall and the opposite end corner portions of the front marginal edge portion of said outer top wall include lock tabs bent downward and inward beneath said inner top wall corner portions.

Claim 4

The carton of claim 2 wherein said lock tabs are carried by the opposite ends of said lap tab.

Claim 5

An elongated carton-forming blank comprising an integral foldable panel including longitudinally aligned center and opposite end sections foldable relative to each other along main fold lines extending transversely of the blank, adjacent portions of said center and opposite end sections disposed on opposite sides of said fold lines including relatively foldable transverse strips for upstanding disposition when the end sections are successively folded over the center section, said center section including a pair of opposite side inwardly foldable marginal portions whose opposite ends are securable to the underlying side areas of said center section beneath the side marginal edges of the end sections when folded, the upper surface of the free edge portion of the first folded over end section being securable to the base edge portion of the second folded over end section and the first folded over end section includes swingable central flap portions to be swung downwardly and away from each other for forming inner wall panels extending between corresponding side portions of the second folded end section, the transverse strips and the center section when the first and second folded end sections are displaced upwardly above the center section and the strips are swung to upstanding positions extending between the base edge portions of said end sections and the underlying edge portions of said center section.

Claim 6

An elongated carton-forming blank comprising an integral foldable panel including longitudinally aligned center and opposite end sections foldable relative to each other along main fold lines extending transversely of the blank, adjacent portions of said center and opposite end sections disposed on opposite sides of said fold lines including relatively foldable transverse strips for upstanding disposition when the end sections are successively folded over the center section, said center section including a pair of opposite side inwardly foldable marginal portions whose opposite ends are securable to the underlying side areas of said center section beneath the side marginal edges of the end sections when folded, the upper surface of the free edge portion of the first folded over end section being securable to the base edge portion of the second folded over end section and the first folded over end section includes swingable central flap portions to be swung downwardly and away from each other for forming inner wall panels extending between corresponding side portions of the second folded end section, the transverse strips and the center section when the first and second folded end sections are displaced upwardly above the center section and the strips are swung to upstanding positions extending between the base edge portions of said end sections and the underlying edge portions of said center section.

Claim 7

The carton of claim 4 wherein said inwardly foldable marginal portions of said center section are swingable to upstanding positions projecting upwardly from said center section as said end sections are elevated relative to said center section.

Claim 8

An elongated carton-forming blank comprising an integral foldable panel including longitudinally aligned center and opposite end sections foldable relative to each other along main fold lines extending transversely of the blank, the adjacent marginal edge portions of said sections each including a pair of transverse strips separated from each other and the remainder of the corresponding section by means of transverse fold lines and the free marginal portions of said end sections each also including a pair of transverse strips separated from each other and the remainder of the corresponding section by means of transverse fold lines, said end sections being successively foldable along said main fold lines over said center section in stacked relation thereto, the opposite side edge portions of said center section including longitudinal inwardly foldable panels whose opposite ends overlie the opposite ends of the endmost strips of said center section when folded for securement to said endmost strip ends and the endmost strip of one of said end sections, to be first folded over said center section, being disposed for securement to the strip of the other end section closest to the corresponding main fold line when said other end section is folded over said one end section, said one end secTion includes a center longitudinal slit formed therein terminating at the midportions of a pair of opposite end transverse slits formed in said one end section generally centrally intermediate the opposite sides of the strip adjacent said center section at the base end of said one end section and centrally intermediate the opposite sides of the endmost strip at the free end of said one end section, the ends of said transverse strips terminating inwardly of the opposite ends of the corresponding slits and the portions of said one panel disposed on opposite sides of said longitudinal slit being foldable downwardly, after said one section is folded over said center section, along fold lines connecting the corresponding ends of said transverse slits to form upstanding panels extending between said one end section and said center section when the former is elevated relative to the latter.

Claim 9

An elongated carton-forming blank comprising an integral foldable panel including longitudinally aligned center and opposite end sections foldable relative to each other along main fold lines extending transversely of the blank, the adjacent marginal edge portions of said sections each including a pair of transverse strips separated from each other and the remainder of the corresponding section by means of transverse fold lines and the free marginal portions of said end sections each also including a pair of transverse strips separated from each other and the remainder of the corresponding section by means of transverse fold lines, said end sections being successively foldable along said main fold lines over said center section in stacked relation thereto, the opposite side edge portions of said center section including longitudinal inwardly foldable panels whose opposite ends overlie the opposite ends of the endmost strips of said center section when folded for securement to said endmost strip ends and the endmost strip of one of said end sections, to be first folded over said center section, being disposed for securement to the strip of the other end section closest to the corresponding main fold line when said other end section is folded over said one end section, said one end secTion includes a center longitudinal slit formed therein terminating at the midportions of a pair of opposite end transverse slits formed in said one end section generally centrally intermediate the opposite sides of the strip adjacent said center section at the base end of said one end section and centrally intermediate the opposite sides of the endmost strip at the free end of said one end section, the ends of said transverse strips terminating inwardly of the opposite ends of the corresponding slits and the portions of said one panel disposed on opposite sides of said longitudinal slit being foldable downwardly, after said one section is folded over said center section, along fold lines connecting the corresponding ends of said transverse slits to form upstanding panels extending between said one end section and said center section when the former is elevated relative to the latter.

Claim 10

A carton including a bottom wall interconnecting a pair of opposing front and rear walls, upper marginal edge portions of said pair of walls including extensions folded over said bottom wall in spaced relationship thereto and over each other in superposed relationship to form inner and outer top walls, said inner top wall including central portions thereof folded downwardly and away from each other to upstanding portions defining end panels of said carton, end walls extending between said front and rear walls at opposite ends of said bottom wall, and said end walls being outboard of said end panels thereby backing up the same to limit movement of said end panels away from each other.

Claim 11

A carton including a bottom wall interconnecting a pair of opposing front and rear walls, upper marginal edge portions of said pair of walls including extensions folded over said bottom wall in spaced relationship thereto and over each other in superposed relationship to form inner and outer top walls, said inner top wall including central portions thereof folded downwardly and away from each other to upstanding portions defining end panels of said carton, end walls extending between said front and rear walls at opposite ends of said bottom wall, and said end walls being outboard of said end panels thereby backing up the same to limit movement of said end panels away from each other.

Claim 12

The carton as defined in claim 7 wherein said end panels are in part defined by a common I-shaped cut line.

Claim 13

The carton as defined in claim 7 wherein said end panels are in part defined by a common I-shaped cut line defined by a pair of spaced arms and an interconnecting leg, and said legs are disposed in said front and rear walls.

Claim 14

The carton as defined in claim 7 wherein said end panels are in part defined by a common I-shaped cut line, and each end panel includes a pair of fold lines inboard of and generally parallel to spaced arms of said I-shaped cut line.

Claim 15

The carton as defined in claim 7 wherein a corner is defined by adjacent ends of said rear, front and end walls, and each corner is formed at least in part by corner panel means joined to an associated rear or front wall and its adjacent end wall by fold line means.

Claim 16

The carton as defined in claim 7 wherein a corner is defined by adjacent ends of said rear, front and end walls, each corner includes at least a pair of fold lines in part defining a triangular panel, and each triangular panel is folded inwardly into the carton about one of said pair of fold lines into adjacent generally parallel relationship to said front and rear walls.

Claim 17

The carton as defined in claim 7 wherein a corner is defined by adjacent ends of said rear, front and end walls, each corner includes at least a pair of fold lines in part defining a retention panel, each retention panel is folded inwardly into the carton about one of said pair of fold lines into adjacent generally parallel relationship to said front and rear walls, and adhesive means for adhering said retention panels to said front and rear walls whereby outward movement of said end walls is precluded.

Claim 18

The carton as defined in claim 9 wherein each end panel includes a pair of fold lines inboard of and generally parallel to said arms, portions of said inner top wall outboard of said central portions having fold lines aligned with said pairs of fold lines, and said outer top wall has fold lines in superposed aligned relationship with said inner top wall fold lines.

Claim 19

The carton as defined in claim 9 wherein each end panel includes a pair of fold lines inboard of and generally parallel to said arms.

Claim 20

The carton as defined in claim 11 wherein said end panels are in part defined by a common I-shaped cut line.

Claim 21

The carton as defined in claim 12 wherein said end panels are in part defined by a common I-shaped cut line.

Claim 22

The carton as defined in claim 12 wherein said end panels are in part defined by a common I-shaped cut line defined by a pair of spaced arms and an interconnecting leg, and said legs are disposed in said front and rear walls.

Claim 23

The carton as defined in claim 12 wherein said end panels are in part defined by a common I-shaped cut line, and each end panel includes a pair of fold lines inboard of and generally parallel to spaced arms of said I-shaped cut line.

Claim 24

The carton as defined in claim 13 wherein said end panels are in part defined by a common I-shaped cut line defined by a pair of spaced arms and an interconnecting leg, and said legs are disposed in said front and rear walls.

Claim 25

The carton as defined in claim 13 wherein said end panels are in part defined by a common I-shaped cut line, and each end panel includes a pair of fold lines inboard of and generally parallel to spaced arms of said I-shaped cut line.

Claim 26

The carton as defined in claim 20 wherein each end panel includes a pair of fold lines inboard of and generally parallel to said arms, portions of said inner top wall outboard of said central portions having fold lines aligned with said pairs of fold lines, and said outer top wall has fold lines in superposed aligned relationship with said inner top wall fold lines.

Claim 27

An elongated carton-forming blank comprising a bottom panel set-off by a first pair of fold lines in generally spaced parallel relationship to each other and a second pair of fold lines in generally spaced parallel relationship to each other and normal to said first pair of fold lines, a front panel joined by one of said first pair of fold lines to said bottom panel, a rear panel joined by the other of said first pair of fold lines to said bottom panel, a pair of end walls joined one each to said bottom panel by said second pair of fold lines, said end walls having connecting end portions outboard of said first pair of fold lines and being foldable into overlying relationship to said front and rear panels about said second pair of fold lines, each connecting end portion having a fold line with the fold lines of the same end wall being in outwardly diverging relationship, said blank further including at least one top panel having a generally I-shaped cut line therein defining a pair of end panels, said I-shaped cut line being defined by a pair of spaced arms and an interconnecting leg, and said leg is in generally parallel relationship to said second pair of fold lines.

Claim 28

An elongated carton-forming blank comprising a bottom panel set-off by a first pair of fold lines in generally spaced parallel relationship to each other and a second pair of fold lines in generally spaced parallel relationship to each other and normal to said first pair of fold lines, a front panel joined by one of said first pair of fold lines to said bottom panel, a rear panel joined by the other of said first pair of fold lines to said bottom panel, a pair of end walls joined one each to said bottom panel by said second pair of fold lines, said end walls having connecting end portions outboard of said first pair of fold lines and being foldable into overlying relationship to said front and rear panels about said second pair of fold lines, each connecting end portion having a fold line with the fold lines of the same end wall being in outwardly diverging relationship, said blank further including at least one top panel having a generally I-shaped cut line therein defining a pair of end panels, said I-shaped cut line being defined by a pair of spaced arms and an interconnecting leg, and said leg is in generally parallel relationship to said second pair of fold lines.

Claim 29

The carton-forming blank as defined in claim 23 including a pair of fold lines in each end panel inboard of said arms.