Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
  • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
  • B65D5/42—Details of containers or of foldable or erectable container blanks
  • B65D5/44—Integral, inserted or attached portions forming internal or external fittings
  • B65D5/46—Handles
  • B65D5/46072—Handles integral with the container
  • B65D5/46192—Handles integral with the container formed by incisions in the container or blank forming straps used as handles
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10S493/00—Manufacturing container or tube from paper; or other manufacturing from a sheet or web
  • Y10S493/901—Rigid container
  • Y10S493/909—Rigid container having handle or suspension means

Definitions

• the present invention relates to a crate or a crate lid of sheet material such as flat cardboard, corrugated cardboard or an equivalent material, relatively rigid, comprising at least four rectangular side walls connected to each other by joining lines. parallel and a set of upper flaps intended to form the upper face of the cover and connects to said side walls by fold lines 15 orthogonal to the junction lines, namely two so-called inner flaps and two so-called outer flaps, each inner flap being integral with 'a side wall located between two side walls respectively provided with outer flap. It also relates to a blank for the constitution of such a case or of such a cover, and to a method of manufacturing such a case or of such a cover with a handle.
• the strip is reinforced for example by cables, or by a strip incorporated into the cardboard during its manufacture.
• the present invention aims to provide a crate or a crate lid, blanks and a method of manufacturing a crate or a crate lid with handle that better meets those previously known to the requirements of practice, in particular that it offers a simple handle, pleasant to hold, resistant, inexpensive, authorizing the stacking of the boxes during their palletization and allowing the transport by a user of a box which can contain a relatively heavy product and voluir.ineux, with one hand .
• the invention proposes in particular a box or a cover of cardboard sheet material comprising at least four rectangular side walls connected to each other by parallel junction lines and a set of upper flaps intended to form the cover and connected to said side walls by fold lines orthogonal to the joining lines, namely two so-called inner flaps and two so-called outer flaps, each inner flap being integral with a side wall situated between two side walls respectively provided with outer flap, characterized in that that said box or said cover has two push-in corner zones, situated respectively on either side of the box or of the cover, straddling the fold lines corresponding to two opposite walls, and in that it comprises an elongated handle comprising a lower strip of sheet material formed at least in part by a detachable part belonging to at least one of said outer flaps and an upper reinforcing strip, integral with said lower strip and the ends of which are fixed on each side on said opposite side walls, below the zones relative to the upper face of the cover, the handle encompassing or extending opposite said zones so that, when the handle is pulled substantially per
• the upper face of the cover is perpendicular to the side walls;
• the push-in zones comprise a lower part cut out from the corresponding side wall, and extending downwards over a determined distance d from the fold line and a hollowed-out or frangible upper part extending in the upper face of the cover;
• the upper part of the zone is formed by a recess in an internal lateral flap over a determined distance d__ from the fold line; the upper part of the area is cut laterally to the right or substantially to the right of the upper and lower bands in an inner flap, is connected on one side to the fold line, and on the other side, opposite to the fold line , at the outer edge of said flap by a first end groove and comprises a second intermediate groove, parallel to the fold line of said inner flap, said grooves being arranged to facilitate the erasure of said upper part of the zone when the handle is pulled; the push-in zones are located in the extension of a line parallel or coincident with the junction line between the opposite outer flaps, the lower strip of the handle being constituted by a detachable peripheral edge of one of said outer flaps; - The peripheral edges of the outer flaps partially overlap over a width at least equal to that of the handle; the push-in zones are located in the extension of a parallel line or merged with the opposite edges of the interior flaps, the lower
• the invention also proposes a blank of material made of corrugated cardboard sheet or the like, for the production of a cover or a box, said blank comprising: a series of rectangular flaps connected to each other by first fold lines parallel to each other; and a set of upper flaps arranged on one side of said series of flaps, connected thereto by second perpendicular fold lines to said first fold lines and intended to form the upper face of said box or of said cover, said set of upper flaps comprising internal flaps to form at least partially the internal part of said upper face and external flaps to form the external part of said upper face, characterized in that it comprises at least two frangible zones or at least partially hollowed out, respectively astride and centered laterally on the second fold lines of two nonadjacent flaps called first flaps, intended to form two opposite flaps of the upper face of the box or of the cover, said zones each extending on either side of said second corresponding fold line over determined distances, and in that at least one flap comprises a rectangular tongue or a portion detach
• the first flaps are the interior flaps, the central part of the detachable tab being constituted by the peripheral edge of one of the exterior flaps, the sum of the widths of said exterior flaps being equal or substantially equal to the width of the cover;
• the first flaps are the interior flaps, the central part of the detachable tab being constituted by the peripheral edge of one of the exterior flaps, the sum of the widths of said exterior flaps being greater than the width of the cover by a value equal or substantially equal to the width of the handle;
• the first flaps are the outer flaps, the detachable tongue being constituted by two portions of said identical outer flaps, respectively situated in the extension of the zones, perpendicularly and towards the outside of said flaps with respect to the corresponding second fold lines; -
• the set of flaps comprising four flaps, the other two flaps of said set, called second flaps, have peripheral edges facing each other having respectively at their lateral end a recess or a frangible part capable of being superimposed at least in part with the so-called upper part of said zones belonging to the first two flaps.
• the invention also provides a method of manufacturing cases or covers as described above.
• the invention provides a method of manufacturing a crate or a crate lid with a handle from a blank of the type described above, in which, after forming the body of the crate and filling the latter with the products to be packaged, the inner and outer flaps are closed, then a first end of an upper strip is glued below and on a first frangible zone, then on the end part or parts of the outer flap or flaps intended for form the central part of the lower strip, and finally we glue the other end of the external strip below the other opposite area, so that the elongated handle is movable between a first flat position where it fits the periphery of the body, and a second gripping position, partly spaced from the cover, where it penetrates into said zones.
• FIG 1 is a perspective view showing a first embodiment of a box according to the invention.
• FIGS. 1A and 1B show on a large scale and in partial perspective the zones of the box of FIG. 1 in the storage position and in the transport position after traction on the handle.
• FIGS. 1C and 1D show in section before and after pulling on the handle, another embodiment of the zone according to the invention.
• Figure 2 shows more generally the body of Figure 1 after traction on the handle.
• Figures 3 to 4 are perspective views showing a second embodiment of the box according to the invention, before and after pulling on the handle.
• Figures 5 and 6 are perspective views showing a third embodiment of a box according to the invention, here again before and after traction on the handle.
• FIGS. 7 to 10 are plan views of blanks according to the invention making it possible to obtain the boxes of FIGS. 1 to 6.
• FIG. 1 shows a box 1 parallelepipedic with 8 sides, made of double-sided corrugated cardboard, for example 5 mm thick for water bottles, comprising a bottom 2, four main side walls, namely two small walls 3 and two large walls 4, separated from each other by secondary walls 5 forming cut corners.
• the main and secondary walls are connected to each other by junction or fold lines 6.
• the box 1 comprises an upper face 7 perpendicular to the walls and, composed of two small interior flaps 8 (in broken lines in FIG. 1) respectively connected the small main side walls 3 by fold lines 9 orthogonal to the junction lines 6 and two large outer flaps 10 and 11 respectively connected to the large side walls 4 by fold lines 12 also orthogonal to the junction lines 6.
• the box 1 has two insertable or erasable corner zones 13, located on either side of the box, straddling the fold lines 9.
• the zones 13 are for example formed by a first part 14, called the lower rectangular part, cut in the upper peripheral edge of the wall 3, (it can also be hollowed out in the said edge), extending in the wall downwards for a first determined distance d greater than de l order of 1 cm, for example 5 cm, from the fold line 9, and a second rectangular part 15, called the upper part, entirely cut or hollowed out in the corresponding inner flap 8, extending in said flap on a second determined distance cT greater than about a centimeter, for example also five centimeters, from said fold line 9.
• the body 1 also comprises an elongated handle 16 comprising a lower rectangular strip 17, made of sheet material formed over most of its length, by a rectangular central part 18 detachable from the flap 10, for example due to a partial precut (in broken lines in FIG. 1), said central part 18 being constituted by the peripheral edge 19 of the flap 10, opposite the fold line 12, and by two end parts 20 formed by the first rectangular parts 14 cut out from the upper peripheral edge of the walls 3, one of the edges of which comes adjacent to the central part 18 at each of its ends and the other edge of which remains integral with the wall 3 by a fold line or junction, possibly preformed by grooving.
• the handle 16 further comprises an upper reinforcing strip 22, constituted by an adhesive strip for example manufactured by the company 3M, secured by bonding the lower strip 17.
• an upper reinforcing strip 22 constituted by an adhesive strip for example manufactured by the company 3M, secured by bonding the lower strip 17.
• the ends 23 of the strip are fixed by gluing on each side to the walls 3, below the zones 13 relative to the fold lines 9, that is to say below the line 21, for example over a height of the order of 1 to 8 cm, for example 4 cm.
• the distances d and cT are for example arranged so that, when the handle is pulled upwards, the latter forms with the horizontal an angle at the level of said zones comprised between 30 ° and 45 °.
• the handle 16 then comes into internal abutment on the line 24 parallel to the line 9 and located at the distance d_ * _ from the latter, either directly by the internal face of the central part 18 when the rectangular part 15 is hollowed out, or via said rectangular part 15, forming an abutment cushion, when the latter is entirely cut out from the inner flap 8 (cf. FIG. 1B).
• FIGS. 1C and 1D Another embodiment of the regions 13 'with a handle 16' formed by a lower strip 17 'and an upper self-adhesive strip 22' is shown in section in FIGS. 1C and 1D.
• Each zone 13 ' is constituted by a first rectangular part 14 *, terminated in the lower part by a groove 14' a and in the upper part by the fold line 9 ', the distance between the lines 9' and 14'a, moreover parallel, being d, and by a second part 15 ', cut laterally in the internal flap 8', and terminated on one side by the fold line 9 'and on the other side by a groove 15'a, at the junction with the outer part 8'a of said inner flap furthest from the line 9 ', the distance between the line 9' and the grooving 15'a, which are also parallel to each other, being d '.
• a second intermediate groove 15'b parallel to the groove 15'a is also provided, allowing the easy formation of the fold 25 during the pulling of the handle (see FIG. 1D).
• FIGS. 3 and 4 show a box 26 according to another embodiment of the invention in which the push-in zones 27 extend around a plane of symmetry 28 orthogonal to the junction line 29 existing between the two large outer flaps 30, which constitute the upper face of the cover, parallel to the peripheral edges of the inner flaps (not shown).
• the two outer flaps 30 are identical and have peripheral edges 29 which are jutting to obtain a continuous upper face.
• the lower strip of the handle is formed by two identical portions 31 each belonging to an outer flap, said portions being contiguous at their central ends 32, and connected to the first portions 33 of the zones 27 to the other of their ends, said portions 31 being in the extension of the zones 27.
• the interior flaps are not very wide, it is not necessary to provide recesses in said interior flaps.
• Figures 5 and 6 show another embodiment of a box 35 according to the invention, of the type of that of Figure 1, but in which the peripheral edges 36 and 37 of the outer flaps 38 and 39, opposite the lines of folding 4C, overlap over a width equal to that of the handle and over a central length equal to the length of the body minus the width of the recesses 41 (in broken lines in FIG. 5) of the zones 42, in order to allow recessing of the handle during traction.
• FIGS. 7 to 10 show blanks according to the embodiments of the invention more particularly described here, making it possible to produce the boxes above. To simplify, the same reference numbers are used below to designate identical elements.
• Figures 7 to 10 show blanks 44, 45, 46, 47 comprising eight flaps, namely, two large flaps 48, and two small flaps 49 interposed and separated respectively by four cut sides 50 devoid of flaps, and connected together by first fold lines 51 parallel, and a tongue 52 for bonding to form crates with cut corners.
• the large and small flaps are each provided with one side of a lower flap 53 connected by third fold lines 54 perpendicular to the first lines 51, to form the bottom of the box, and comprising on the other side flaps upper 55, to form the upper face of the cover, also connected to their respective flaps by second fold lines 56 perpendicular to said first lines 51.
• Two nonadjacent upper flaps and two nonadjacent lower flaps, not necessarily connected to the same flaps, are moreover provided with end edges 57 directed obliquely outward from the fold lines, to form a cover and a fon ⁇ octagonal in the embodiments of the invention more particularly described here.
• the blanks 44 to 47 each further comprise two frangible zones and / or at least partially hollowed out, astride and centered laterally on the second fold lines 56 of two nonadjacent flaps called first flaps 58, 59 or 60, said zones s 'each extending on either side of line 56 on the one hand in the flap 48 o ⁇ 49 corresponding over a distance d, and on the other hand in the first upper flap 58, 59 or 60 corresponding, over a second distance determined of, which can be different or equal to d.
• Each blank has at least one flap 61, 62 or 60 comprising a tongue 63, 64 or a portion of tongue 65 detachable from said flap, arranged to be in the extension of said zones when the cover is formed.
• FIG. 7 shows a blank 44, corresponding to the box of FIGS. 1 and 2, in which the first flaps 58 are rectangular, identical and intended to form the interior flaps of the box once formed.
• the blank comprises zones 66 comprising a so-called lower part 67 belonging to the flap 49, rectangular, of width a_, cut on its lateral edges at 68 and secured by a grooving line 69 with said flap, and a so-called upper part 70, hollowed out , also rectangular, of the same width a, separated from the lower part by the fold line 56, cut at this location.
• the lower and upper parts are further terminated, for example and in this embodiment, on one side, at line 69 and on the other side, at the outer edge of the upper part, by a portion enlarged trapezoidal flared outward, allowing better training of the handle.
• the detachable tongue 63 is in turn constituted by a tear-off end strip of the outer flap 61, parallel and located on the other side of said flap relative to the fold line 56, over the entire length of the flap, and has a width a equal or substantially equal, for example a little greater, to the width has zones 66.
• the tongue 63 is suitable for being in the extension of the opposite zones 66 when the cover is formed.
• the blank 44 has a second outer flap 71, of width equal to that of the first outer flap minus the width a of the tongue 63.
• recesses 72 centered on the cover for example in a semi-oval shape, formed on the one hand in the end edge 73 of the flap 71 and on the other hand at the level of the partially precut line 74 of the tongue 63, are provided. They allow easy removal of the handle by the user.
• the tongue 64 has been provided on the end edge of a flap 62 corresponding to a small flap 49.
• the flap 62 has a Y shape, the base of which is formed by the fold line 56.
• FIG. 9 shows a blank corresponding to the box of FIGS. 5 and 6.
• the second outer flap 75 is the same width as the flap 61 provided with the tongue 63.
• it has at each lateral end 76, a recess or a frangible rectangular area 77 suitable for superimposing with the upper parts 70 of zones 66 and which is therefore of the same width as the latter.
• FIG. 10 shows another embodiment of blank 47 according to the invention, corresponding to the box of FIGS. 5 and 6.
• the first flaps 60 are here rectangular and intended to form the outer flaps of the box once formed.
• the blank 47 has two zones 78, straddling the lines 56 of the flaps 48, comprising a so-called lower part 79 belonging to the flap 48, rectangular cut out or partially precut on its lateral edges at 80 and secured to one side by a line grooving or pre-folding 81, with the flap and on the other side, via the folding line 56, with an upper part belonging to the flap 60, said upper part being constituted by a first, central, rectangular portion 82 of width a , attached to the fold line, and a second end portion, 83, of greater width a_, for example wider by 1 to 3 mm, said portions 82 and 83 being partially pre-cut on their lateral edges, and therefore detachable by tearing of the flap 60 to which they belong, the second portion ending at the outer edge 84 of the flap 60, parallel and opposite to the fold line 56.
• the blank also has two identical inner upper flaps 85, comprising half rectangular notches 86 at their lateral ends, arranged to overlap for half with the portions 82 of the zones 78, the external peripheral edges 87 flaps 85 being contiguous when the cover is formed.
• the box 1 is formed in a known manner, for example around a fixed mandrel as described in document EP 334,707, from the blank of FIG. 7. Once the box has been formed, it is ejected, the internal and external flaps being open to the outside, then filled with the products provided by the top of the box, for example with water bottles. The flaps 58 are then closed to form the interior flaps 8 of the box, the flaps 61 and 71
• the ends 87 of the strip 63 are then and moreover structurally located opposite the recesses 70 of the zones 66.
• first zone 66 for example over 2 to 5 cm
• frangible part 67 of said zone it is first fixed below a first zone 66, for example over 2 to 5 cm, then on the frangible part 67 of said zone, then after passage of the fold line 56 on the pull-out strip or strip 63, then on the frangible part 67 of the other zone 66 opposite, and finally below said other zone, for example over the same distance of 2 to 5 cm.
• the present invention is not limited to the embodiments more particularly described. On the contrary, it embraces all the variants and in particular those where: the box has only four walls, the edges of the interior flaps are not contiguous, in particular in the case of the embodiment corresponding to FIGS. 5 and 6, it is only a cover, that is to say that there are no lower flaps to form a bottom.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Cartons (AREA)
• Making Paper Articles (AREA)
• Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
• Details Of Rigid Or Semi-Rigid Containers (AREA)
• Bending Of Plates, Rods, And Pipes (AREA)

Applications Claiming Priority (3)

Publications (2)

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ID=9474844

Family Applications (1)

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Families Citing this family (59)

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• 1995
  • 1995-01-02 FR FR9500014A patent/FR2728868B1/fr not_active Expired - Fee Related
  • 1995-12-20 IL IL11647095A patent/IL116470A/xx not_active IP Right Cessation
  • 1995-12-27 ZA ZA9510973A patent/ZA9510973B/xx unknown
  • 1995-12-29 AT AT95943292T patent/ATE179663T1/de not_active IP Right Cessation
  • 1995-12-29 CA CA002184110A patent/CA2184110A1/fr not_active Abandoned
  • 1995-12-29 US US08/702,687 patent/US5878946A/en not_active Expired - Lifetime
  • 1995-12-29 DE DE69509505T patent/DE69509505T2/de not_active Expired - Fee Related
  • 1995-12-29 WO PCT/FR1995/001756 patent/WO1996020874A1/fr active IP Right Grant
  • 1995-12-29 ES ES95943292T patent/ES2132765T3/es not_active Expired - Lifetime
  • 1995-12-29 EP EP95943292A patent/EP0746506B1/de not_active Expired - Lifetime
  • 1995-12-29 AU AU44528/96A patent/AU4452896A/en not_active Abandoned

Non-Patent Citations (1)

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