Shipping and storage carton

Claim 2

A blank structure for use in being folded into a rectangular parallelepiped type carton having four walls and a bottom comprising: a rectangular wall section for use in being folded to form the four walls of the carton and a rectangular shaped flap section integral with the wall section and disposed on one side thereof for use in being folded to form the bottom of the carton; the wall section being comprised of a pair of flat, parallel facing webs and an intermediate web between the facing webs and having means to facilitate folding of the section to form the walls of the carton; the intermediate web being comprised of first and second groups of members having substantially planar sections interconnected with each other and extending between and interconnected to the facing webs and the planar sections of one group being angularly oriented to the planar sections of the other group, the facing webs and the groups providing means to resist bending of the wall section respectively along a first axis parallel to the plane of the wall section and along a second axis also parallel to the plane of the wall section and oriented at an angle to the first axis; and the flap section being comprised of extensions of the facing webs and an extension of one of said groups therebetween and the other of said groups being confined within the area of the wall section and the flap section having slits dividing the section into four flaps and also having means to facilitate folding of the flaps to form the bottom of the carton.

Claim 3

A blank structure for use in being folded into a rectangular parallelepiped type carton having four walls and a top and a bottom comprising: a rectangular shaped wall section for use in being folded to form the four walls of the carton and rectangular shaped flap sections integral with the wall section and respectively disposed on opposite sides thereof for use in being folded to form, respectively, the top and the Bottom of the carton; the wall section being comprised of a pair of flat, parallel facing webs and an intermediate web between the facing webs and having means to facilitate folding of the section to form the walls of the carton; the intermediate web being comprised of first and second groups of members having substantially planar sections interconnected with each other and extending between and interconnected to the facing webs and the planar sections of one group being angularly oriented to the planar sections of the other group, the facing webs and the groups providing means to resist bending of the wall section respectively along a first axis parallel to the plane of the wall section and along a second axis also parallel to the plane of the wall section and oriented at an angle to the first axis; and each flap section being comprised of extensions of the facing webs and an extension of one of said groups therebetween and the other of said groups being confined within the area of the wall section and each flap section having slits dividing the section into four flaps and also having means to facilitate folding of the flaps to form the carton.

Claim 4

A blank structure for use in being folded into a rectangular parallelepiped type carton having four walls and a top and a bottom comprising: a rectangular shaped wall section for use in being folded to form the four walls of the carton and rectangular shaped flap sections integral with the wall section and respectively disposed on opposite sides thereof for use in being folded to form, respectively, the top and the Bottom of the carton; the wall section being comprised of a pair of flat, parallel facing webs and an intermediate web between the facing webs and having means to facilitate folding of the section to form the walls of the carton; the intermediate web being comprised of first and second groups of members having substantially planar sections interconnected with each other and extending between and interconnected to the facing webs and the planar sections of one group being angularly oriented to the planar sections of the other group, the facing webs and the groups providing means to resist bending of the wall section respectively along a first axis parallel to the plane of the wall section and along a second axis also parallel to the plane of the wall section and oriented at an angle to the first axis; and each flap section being comprised of extensions of the facing webs and an extension of one of said groups therebetween and the other of said groups being confined within the area of the wall section and each flap section having slits dividing the section into four flaps and also having means to facilitate folding of the flaps to form the carton.

Claim 5

A blank structure in accordance with claim 2 wherein said slits are formed as co-planar pairs respectively in said flap sections and wherein first said means includes, in the wall section between the respective pairs of slits, a reduction in the spacing between the facing webs with the planar members within said reduced spacing being deformed, and wherein said second means includes, in the joinder area between the wall section and each flap section, a reduction in the spacing between the facing webs with the planar members within the reduced spacing being deformed.

Claim 6

A carton formed from the blank of claim 3.

Claim 7

A blank structure for use in being folded into a rectangular parallelepiped type carton having four walls and a top and a bottom comprising: a rectangular shaped wall section for use in being folded to form the four walls of the carton and rectangular shaped flap sections integral with the wall section and respectively disposed on opposite sides thereof for use in being folded to form respectively the top and the bottom of the carton; the wall section being comprised of a pair of flat, parallel facing webs and an intermediate web extending between and joined to the facing webs and having means to facilitate folding of the section to form the walls of the carton; the intermediate web comprising a corrugated web including substantially planar sections extending between and interconnected to the facing webs, a plurality of rows of aligned slots in the corrugations, the slots extending transversely to the axes of the corrugations and a plurality of planar strips disposed in the slots and extending transversely to the axes of the corrugations the corrugations providing a means to resist bending along an axis parallel to the plane of the wall section and the strips providing a means to resist bending along a second axis parallel to the plane of the wall section and oriented at an angle to the first axis; and each flap section being comprised of extensions of said facing webs and an extension of said corregated web, the strips being confined within the area of the wall section and each flap section having slits dividing the section into four flaps and also having means to facilitate folding of the flaps to form the bottom of the carton.

Claim 8

A blank structure for use in being folded into a rectangular parallelepiped type carton having four walls and a top and a bottom comprising: a rectangular shaped wall section for use in being folded to form the four walls of the carton and rectangular shaped flap sections integral with the wall section and respectively disposed on opposite sides thereof for use in being folded to form respectively the top and the bottom of the carton; the wall section being comprised of a pair of flat, parallel facing webs and an intermediate web extending between and joined to the facing webs and having means to facilitate folding of the section to form the walls of the carton; the intermediate web comprising a corrugated web including substantially planar sections extending between and interconnected to the facing webs, a plurality of rows of aligned slots in the corrugations, the slots extending transversely to the axes of the corrugations and a plurality of planar strips disposed in the slots and extending transversely to the axes of the corrugations the corrugations providing a means to resist bending along an axis parallel to the plane of the wall section and the strips providing a means to resist bending along a second axis parallel to the plane of the wall section and oriented at an angle to the first axis; and each flap section being comprised of extensions of said facing webs and an extension of said corregated web, the strips being confined within the area of the wall section and each flap section having slits dividing the section into four flaps and also having means to facilitate folding of the flaps to form the bottom of the carton.

Claim 9

A blank structure for use in being folded into a rectangular parallelepiped type carton having four walls and at least a bottom comprising: a rectangular shaped wall section for use in being folded to form the four walls of the carton and a rectangular shaped flap section integral with the wall section and disposed on one side thereof for use in being folded to form the bottom of the carton; the wall section being comprised of a pair of flat, parallel facing webs and an intermediate web extending between and joined to the fAcing webs and having means to facilitate folding of the sections to form the walls of the carton; the intermediate web comprising a corrugated web including substantially planar sections extending between and interconnected to the facing webs, a plurality of rows of aligned slots in the corrugations, the slots extending transversely to the axes of the corregations and a plurality of planar strips disposed in slots and extending transversely to the axes of the corrugations, the corrugations providing a means to resist bending along an axis parallel to the plane of the wall section and the strips providing a means to resist bending along an axis parallel the plane of the wall section and oriented at an axis to the first axis; and the flap section being comprised of extensions of said facing webs and an extension of said corrugated web, the strips being confined within the area of the wall section and having slits dividing the section into four flaps and also having means to facilitate folding of the flaps to form the bottom of the carton.

Claim 10

A blank structure for use in being folded into a rectangular parallelepiped type carton having four walls and at least a bottom comprising: a rectangular shaped wall section for use in being folded to form the four walls of the carton and a rectangular shaped flap section integral with the wall section and disposed on one side thereof for use in being folded to form the bottom of the carton; the wall section being comprised of a pair of flat, parallel facing webs and an intermediate web extending between and joined to the fAcing webs and having means to facilitate folding of the sections to form the walls of the carton; the intermediate web comprising a corrugated web including substantially planar sections extending between and interconnected to the facing webs, a plurality of rows of aligned slots in the corrugations, the slots extending transversely to the axes of the corregations and a plurality of planar strips disposed in slots and extending transversely to the axes of the corrugations, the corrugations providing a means to resist bending along an axis parallel to the plane of the wall section and the strips providing a means to resist bending along an axis parallel the plane of the wall section and oriented at an axis to the first axis; and the flap section being comprised of extensions of said facing webs and an extension of said corrugated web, the strips being confined within the area of the wall section and having slits dividing the section into four flaps and also having means to facilitate folding of the flaps to form the bottom of the carton.

Claim 11

A carton formed from the blank of claim 6.

Claim 12

A blank structure in accordance with claim 5 wherein the means to facilitate folding of the wall section to form the walls of the carton is defined by spaced, parallel lines of reduction in the spacing between the facing webs with one facing web deformed toward the opposite facing web along underlying valleys formed by said corrugation and with the planar strips crushed along the lines of reduction.