CN103129798A - Reinforced cross-laminated bulk container - Google Patents
Reinforced cross-laminated bulk container Download PDFInfo
- Publication number
- CN103129798A CN103129798A CN2012105052018A CN201210505201A CN103129798A CN 103129798 A CN103129798 A CN 103129798A CN 2012105052018 A CN2012105052018 A CN 2012105052018A CN 201210505201 A CN201210505201 A CN 201210505201A CN 103129798 A CN103129798 A CN 103129798A
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- Prior art keywords
- container
- rolling cover
- external component
- sidewall
- pair
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- 238000005096 rolling process Methods 0.000 claims description 146
- 229920000742 Cotton Polymers 0.000 claims description 37
- 230000002708 enhancing effect Effects 0.000 claims description 10
- 238000010030 laminating Methods 0.000 abstract description 2
- 239000011087 paperboard Substances 0.000 abstract 1
- 230000009977 dual effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 241000207961 Sesamum Species 0.000 description 6
- 235000003434 Sesamum indicum Nutrition 0.000 description 6
- 239000003292 glue Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 206010000060 Abdominal distension Diseases 0.000 description 2
- 208000024330 bloating Diseases 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000011120 plywood Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
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Abstract
A reinforced cross laminated corrugated paperboard bulk container has an outer component and an inner liner laminated to the outer component with the liner having corrugations extending perpendicular to the corrugations in the outer component. The bottom edges of the sidewalls include a first pair of flaps and a second pair of flaps each of which foldably extend outwardly therefrom and wherein each of the second pair of flaps having a pair of spaced apart triangularly shaped slots formed therein and wherein each of the first pair of flaps includes a pair of locking tabs formed on opposed end of the respective first pair of flaps which are engaged with the slots on the second pair of the flaps to securely close the bottom of the container. Vertical scores in the liner are pre-broken prior to laminating it to the outer component.
Description
The cross reference of related application
It is the preceence of 12/755,887 the non-temporary patent application of the U.S. that this part continuation application requires in the serial number that on April 4th, 2010 submitted to, here to be incorporated herein as the mode of quoting as proof that all repeats in the application.
Technical field
Present invention relates in general to multiple bulk shipment and reservoir vessel.More particularly, the present invention relates to a kind of bulk container of being made by the cross-laminated corrugated board of enhancement mode.In a preferred implementation, described container has interlocking full bottom rolling cover and is particularly suitable for the containing fluid product.
Background technology
Particularly when the fluid such as liquid, powder and particle or flowable materials, usually transport and store described material with 20 gallons of containers to 80 Gallon Capacities at the work up in bulk material.These containers should be able to bear the weight of content, and stacked on top each other.They also should be able to bear the rough processing that they may be subject to, and should be able to utilize mechanized equipment to process.
Made great efforts in the prior art to develop various containers and satisfied these standards, comprised bucket, plywood box and the corrugated container made by metal or fiber.Although plywood box and by metal or fiber make the bucket have essential intensity and durability, their manufacturing, storage and shipment are all very expensive.
Corrugated container manufactures not too expensive, and generally can fold up in order to store compactly and load and transport.Yet when filling up fluid product, the sidewall of this container can bulge, and the weight of material used when building according to the size of this container and container, may be difficult to this container is set up (set up).In addition, general use flexible pouch lining when wanting the containing fluid material, unless carried out special consideration with regard to how building container, lining may be by the component wear that is projected into internal tank of container.
Bulk container can the code on tray in order to easily and easily process, and expect that a container or a plurality of container adapt to tray effectively, be that they can not hang outside the edge of tray, the perhaps edge of the tray too much distance of periphery that do not extend beyond a container being supported on tray or a plurality of containers.The tray that the typical case uses is of a size of 40X48 or 44X44 or 44X54 inch, and is shaped as square or rectangle.Column barrel can not adapt to tray effectively because the rounded bottom of bucket between adjacent bucket and the place, bight of tray stayed clearance spaces.Traditionally, size can be arranged to adapt to tray by square or rectangular vessel that corrugated board consists of, if but sidewall bulges, and they can extend beyond the periphery of tray, and can be damaged.
Traditional corrugated container is fastened to is enough to be used in keeping fluent material, but be difficult to set up under flat form, and/or too hard and be difficult to make and/or too expensive for the terminal user.The sidewall that bloats and to set up them from dismounting or flat form be all subject matter traditional design.
Therefore, need a kind of like this bulk container of being made by corrugated board, this container can replace fibre drum or the metal drum of 20 gallons to 80 gallons, can flat shipment and easily open and load, in case and turned letter can again be disassembled into flat form with for reusing or recycle.In addition, also expectation has a kind of like this container, thisly easily can install four on tray, is enhanced and can prevents that sidewall from bloating, and keep and suitable hold performance and eliminated thus potential pollution.
Summary of the invention
The present invention addresses the above problem by the combination of feature, and these features comprise: the dual slope profile of cross-laminated, 180 degree of corrugation interior lining and external component on folding lines, use in described lining and described external component reinforcing band and the corresponding corrugation ripple in reinforcing band and described lining and described external component such as sesame band (Sesame tape) or equal enhancing cotton rope (re-inforcing strand) vertically extend, with described external component lamination before the broken line in described lining is disconnected in advance.The net-like pattern cross-laminated and that direction by described reinforcing band or cotton rope forms of described interior lining and described external component has strengthened the anti-performance that bloats of sidewall, and allows to use low grade material in intersection corrugation ripple lining.
In a preferred embodiment of the present invention, the size of described container makes and four described containers can be arranged on single tray.Although be used for making the machine of corrugated board and part bonding laminating machine together determined that structural limitations to container, the container of smaller szie still are difficult to manufacture under disassembly status shipment and are easily installed by the user.Broken line that will this cross-laminated interior lining before cross-laminated interior lining is laminated to described external component disconnects in advance, easy manufacturing is provided, and has made the terminal user more easily to open described container from disassembly status.By described broken line is disconnected in advance, given the body broken line darker defining, and panel is folding and reduced surface tension when forming described container.According to the present invention, Internal jigging is adopted in the position of the cemented joint in the folding operation process on the described container of sealing.This fixture helps to form more uniform geometry by two pairs of dual slope features that at the place, vertical bight of described container, the folding line end of 180 degree firmly pushed into 90 degree.
The folding resistance of the small size bulk container that bulk container particularly is in great demand is very important problem, and is a major defect of previous design.Folding resistance is produced by small panel size and laminar construction.In order to overcome this resistance, in the present invention, before described backing layer is pressed onto described external component, the broken line in described interior lining is disconnected in advance, and place dual slope in the position of 180 degree folding lines.Dual slope has alleviated the surface tension of outermost facing, and in container of the present invention, each broken line in dual slope is independent only needs folding 90 degree, and forms together 180 degree folding lines.
In a preferred implementation, container of the present invention has interlocking bottom rolling cover structure, and this interlocking bottom rolling cover structure makes the dangerous minimum of et out of order in treating process, and has avoided pushing the sack lining when using sack.Even described interlocking bottom rolling cover also can provide trouble free continuous performance in treating process when being designed to store liquid in described container.Described interlocking bottom rolling cover comprises a pair of relative centre or inner rolling cover, and described centre or inner rolling cover provide fully overlapping in the inboard of described container bottom, and has smooth surface and prevent from pushing the sack lining when using sack in container and cause leakage.In the middle of two rolling covers all have just in time pass through described in the middle of the perforation broken line (also referred to as the cutting crease) of overlapping point of rolling cover, described rolling cover is moved to their operating position by helping the user on the outside rolling cover that prevents from being bonded in interlocking.The interlocking structure of described outside rolling cover comprises the narrow fin and the shaping slit adjacent with the end edge of relative outside rolling cover on the end edge that is positioned at an outside rolling cover.Described fin has rounded corners allowing entering relative slit, and the shape of described slit to suppress described fin in use crooked.The described outside rolling cover that comprises described slit also has the tilted perforations broken line, bends to far enough downwards in described container thereby be convenient to this rolling cover, is fastened in described slit to allow described fin in setting up process.In case be stuck, two interlocking rolling covers pulled back into the stable flat surfaces that is formed in use shelving described container.Described shaping slit is combined with arc section, thereby this slit has roughly V-shaped shape, rather than typical linearity or the rectangular geometries usually seen in similar interlocking structure.Traditionally, when the product airfoil in container applied excessive power, the shaping slit applied power on the straight line across fin, thereby caused fin crooked.V-arrangement slit of the present invention is by disperseing excessive pressure to help to prevent that fin is crooked with non-linear pattern.
Described lining can have any stupefied shape (flute) combination, such as C, B, A, AA, AC, BC, AB, AAA, ACA, CAA, CBA etc. and their combination.Outer half slit container (HSC) of the present invention also can comprise any in identical stupefied shape combination.The selection of stupefied shape combination by expectation hold performance level and stacking intensity decides.
Container of the present invention can have and is suitable for any size and any rectangular shape that the customer may need, and unique restriction is the ability that maker makes the container with attribute of the present invention disclosed herein.
Although preferable configuration has interlocking, fully overlapping bottom rolling cover is constructed, if desired, also can comprise one group of part rolling cover or flange.Can also construct full bottom, but there is no common use overlapping in liquid transporting is used.
Have according to the preferred implementation of container of the present invention the interlocking flange that is located thereon end, but this container also can be configured in the top without any rolling cover or flange, or there is no the part rolling cover of interlock feature, or has or do not have any overlapping full rolling cover closure member.Described preferred implementation comprises that such as in U.S. Patent No. 6,076, the interlocking flange shown in 730 all is combined in herein by the disclosure of quoting as proof this patent.The interlocking top flange with here before other Feature Combinations of describing help required sidewall rigidity, this so help to prevent from bloating and guarantee that suitable product holds performance.No matter product is food or industrial components, the suitable performance of holding is all to guarantee store and transport necessary.
Strengthen cotton ropes (cotton rope of sesame band or equal type) and be positioned at four cotton ropes on cross-laminated interior lining although preferred implementation has made by band two of being positioned on external component, yet container of the present invention can have the enhancing cotton rope of any amount, never cotton rope is to eight cotton ropes of each parts, and the restriction part is function that the customer uses and the productive capacity of maker.
In addition, can use the combination of various stupefied shapes structures and outside corrugation and internal chiasma lamination corrugation, outside and cross-laminated three walls (AAA, ACA, CAA, CBA or any current other the available stupefied shapes combinations) inside such as single wall (single corrugation) (the stupefied shape of A, the stupefied shape of B, the stupefied shape of C or any current other available stupefied shape sizes).Internal chiasma corrugation ripple can be any stupefied shape combination of double-walled, and still provides the actual use of container required enough flexual rigidities.
Therefore, one aspect of the present invention relates to a kind of cross-laminated bulk container of enhancement mode of being made and being had rectangular configuration by corrugated board, described container comprises outside corrugation parts, and these outside corrugation parts have the relative sidewall that is bonded together along the vertical broken line at the place, bight that is positioned at described container.Described sidewall has top, bottom margin and lateral edges, and described external component has the corrugation ripple that extends along first direction.The bottom margin of described sidewall comprises first pair of rolling cover and second pair of rolling cover, and wherein each rolling cover stretches out from bottom margin collapsibly, and wherein each rolling cover in the second pair of rolling cover has an isolated diabolo slit that forms therein.Be laminated to described external component in inner corrugated liner, and have the relative sidewall that is bonded together along the vertical broken line at the place, bight that is positioned at described container.Described sidewall has basically top, bottom margin and the lateral edges of be connected with top, bottom margin and the lateral edges of the corresponding sidewall of described external component (coterminous), and described interior lining has perpendicular to the upwardly extending corrugation ripple of the second party of described first direction.Described external component and described interior lining have therein separately at least one of vertically extending with its corrugation ripple and strengthen cotton rope, in wherein said lining described at least one strengthen cotton rope across and perpendicular in described external component described at least one strengthen cotton rope and extend.Each rolling cover in described first pair of rolling cover is included in the pair of locking fin that forms on the relative end of corresponding first pair of rolling cover, and described lock tab engages with slit on described second pair of rolling cover, to seal securely the bottom of described container.
Another aspect of the present invention relates to the corrugated cardboard blank for the manufacture of the enhancement mode bulk container, described container comprises external component, and described external component has a plurality of sidewall panel and the endwall panels that is bonded together collapsibly along isolated parallel fold lines.Described sidewall panel and endwall panels have top and bottom margin.Described external component have the corrugation ripple that extends perpendicular to described top and bottom margin and the roughly midway location between described top and bottom margin extend across described external component perpendicular to described corrugation ripple at least one strengthen cotton rope.Described interior lining has a plurality of sidewall panel and the endwall panels that is bonded together collapsibly along isolated parallel fold lines, and described interior lining is laminated to described external component.Described sidewall panel and the endwall panels of described lining have top and bottom margin, and described interior lining has the corrugation ripple that is parallel to its top and bottom margin extension.At least one strengthens the roughly midway location of cotton rope between the relative lateral edges of described at least one described sidewall and extends across at least one described sidewall perpendicular to described corrugation ripple.Top flange is engaged to the top of described sidewall and end wall collapsibly, and top flange has the interlocking structure that they is locked together at the container that is assembled by described blank.Base flange is engaged to the bottom margin of described sidewall and end wall collapsibly, and base flange has the interlocking structure that they is locked together at the container that is assembled by described blank.
Description of drawings
From following detailed description with the accompanying drawing will be clearer of the present invention above-mentioned with and other objects and advantages, identical Reference numeral represents same parts in whole a few width accompanying drawings, wherein:
Fig. 1 is the exploded top perspective view that first embodiment of the invention is shelved on four containers on tray.
Fig. 2 is the top plan view be used to the blank of the external component of the container of making the first embodiment of the present invention.
Fig. 3 is the top plan view be used to the blank of the interior lining of making container of the present invention.
Fig. 4 is the top plan view be used to the blank that is produced on the lid that uses on container of the present invention.
Fig. 5 shows the preparation that is laminated to external component and container is folded and will glue together the top plan view of rolling cover interior lining glued together.
Fig. 6 shows the container that is positioned at upside down position, and has described the series of steps carried out when operating interlocking position interlocking the bottom swinging cover folding.
Fig. 7 is the top plan view for the blank of the external component of making optional container second embodiment of the invention.
The preparation that is laminated to external component that Fig. 8 shows second embodiment of the invention folds and will glue together the top plan view of rolling cover interior lining glued together to container.
Fig. 9 is for the top plan view of making according to the blank of the external component of the optional container of another one of the 3rd embodiment of the present invention.
The preparation that is laminated to external component that Figure 10 shows according to the 3rd embodiment of the present invention folds and will glue together the top plan view of rolling cover interior lining glued together to container.
Figure 11 shows the container second embodiment of the invention that is positioned at upside down position, and has described the series of steps carried out when operating interlocking position interlocking the bottom swinging cover folding.
Figure 12 shows the container according to the 3rd embodiment of the present invention that is positioned at upside down position, and has described the series of steps carried out when operating interlocking position interlocking the bottom swinging cover folding.
Figure 13 is the enlarged drawing of the bottom of the container shown in Figure 11 and Figure 12, has wherein showed the described mode that the bottom rolling cover is engaged to the operation interlocking position that interlocks.
The specific embodiment
Although the present invention can have a lot of multi-form embodiments, but show in the drawings and what will describe in detail in this article is the preferred embodiment of the present invention, should be understood that, present disclosure should be counted as the casehistory of principle of the present invention, and is not in order to be used for, large aspect of the present invention to be limited to illustrated embodiment.In the present invention, the use that relates to the apostrophe (prime character) of different embodiments in the Reference numeral in accompanying drawing represents that those elements are identical, is perhaps identical at least on function, and perhaps those elements are shown in an open position.
Represented wherein to show four container placements on tray P according to the container of a preferred embodiment of the present invention making with Reference numeral 10 generally in Fig. 1.
This container is four sidewalls 12,13,14 and 15 of being bonded together along the vertical broken line 16A, 16B, 16C and the 16D that are arranged in bight place of rectangular shape and having, is interlocked top flange 17A, 17B and partially enclosed open top and the closed bottom end as shown in Fig. 6 the best 19 of 18A, 18B.Two sidewalls 13,15 have than two other sidewall 12, and they can be regarded as again end wall 14() larger width.Lid 20 is placed on the upper end of each container, and in Fig. 1, this cover is depicted as from one of them container and removes.Understand best the structure of this container with reference to Fig. 2 to Fig. 6.
Fig. 2 shows the blank B1 be used to the external component 21 of making described container.This blank comprises four sidewall panel 12,13,14 and 15 that are bonded together along corresponding broken line 16A, 16B and 16C, wherein glue together rolling cover 22 and be engaged to collapsibly an end edge of this blank along folding line 16D, this gummed rolling cover 22 is engaged to panel 15 effectively with panel 12 when this container is glued together. Broken line 16A and 16B are as the formerly patent 4,693 the applicant, and shown in 413 and dual slope that describe more fully hereinafter all is combined in herein by the disclosure of quoting as proof this patent.As describing in this patent, broken line 16A and 16B extend along sidewall panel articulate those bights that will move through 180 degree between the folded flat position of the not folding position of this blank and the container of being made by this blank.
Part top flange 17A, 17B and 18A, 18B are engaged to the top of corresponding sidewall panel 13,15,12 and 14 collapsibly along fold line 23.Described part top flange 17A, 17B and 18A, 18B and in applicant's formerly patent 6,076, the part top flange of describing in 730 and illustrating consists of basic identically, and plays a role in essentially identical mode, all is combined in herein by the disclosure of quoting as proof this patent.The opposite side edges of flange 18A and 18B is cut along curve, decides fin 24 with limiting lock on the edge, outer end of flange 18A and 18B, and limits circular shoulder 25 in the opposite side edges of flange 18A and 18B.Flange 17A and 17B have the recess 26 that is adjacent to cut with its opposition side in their edge, outer end, thereby limit rounded corners 27 on the opposite side edges of described flange.As shown in the best in Fig. 1, when described flange is folded to operating position, bight 27 on flange 17A and 17B is fastened on below shoulder 25 on flange 18A and 18B, and the lateral edges of fin 24 is fastened in recess 26, fin 24 on its flange 18A, 18B is positioned at below the neighboring edge of flange 17A and 17B, thereby described flange is interlocked.Should be noted that, with patent 6,076, the recess in 730 is different with the rectilinear form in bight, recess 26 in the present invention and bight 27 are circular, thereby are convenient to when the interlocking portions with described flange folds into their interlocking position aligning and engaging with these interlocking portions.
In preferred implementation shown in Figure 2, substantially the same bottom rolling cover 30A and 30B are engaged to the bottom margin of corresponding sidewall panel 12 and 14 collapsibly along folding line 31, and bottom rolling cover 32 and 33 is engaged to the bottom margin of corresponding sidewall panel 13 and 15 collapsibly along folding line 34.In the container with this blank assembling, rolling cover 30A and 30B comprise inner rolling cover, and rolling cover 32 and 33 comprises outside rolling cover.
The lateral edges of rolling cover 32 is cut away to limit narrow lock tab 37 on its edge, outer end along curve, and limits circular shoulder 38 on opposite side edges.Described lock tab 37 and shoulder 38 match by hereinafter described like that with rolling cover 33, will the bottom rolling cover being locked in operating position across the bottom of the container that assembles with described blank.
In the preferred implementation shown in Fig. 2, a pair of enhancing cotton rope 45 of being made by the sesame band or well known in the prior art other strengthen cotton ropes and extend to another end edge from an end edge of this blank across this blank at the top of this blank and the roughly midway location between bottom margin.As shown in the arrow A in Fig. 2, the corrugation ripple of external component 21 extends perpendicular to top and the bottom margin of this blank, extends perpendicular to this corrugation ripple and strengthen cotton rope.
Blank B2 for the interior lining 50 of making container of the present invention has been shown in Fig. 3.Blank B2 has rectangular shape, and comprise four sidewall panel 51,52,53 and 54 that are bonded together along corresponding broken line 16A ', 16B ' and 16C ', wherein glue together rolling cover 55 and be engaged to collapsibly an end edge of this blank along folding line 16D ', this rolling cover 55 is engaged to panel 54 with panel 51 effectively when container is glued together.Broken line 16A ' and 16B ' are the dual slopes of describing in more detail and illustrating as in applicant's formerly patent 4,693,413, all are combined in herein by the disclosure of quoting as proof this patent.In the container that assembles with this blank, the broken line 16A ' in this lining and 16B ' the broken line 16A in (contiguous) described external component and 16B respectively extend, and broken line 16C ' and 16D ' extend in abutting connection with broken line 16C and 16D respectively.Before lining 50 is laminated to external component 21, broken line 16A ', 16B ', 16C ' and 16D ' in this lining utilizes the fixture (not shown) to disconnect in advance, so that the manufacturing of container and make the user more flat container is opened to the operating position of container.In preferred implementation as shown in Figure 3, to be strengthened by the first couple that the sesame band is made the centre portion that cotton rope 56 or other enhancing cotton ropes as known in the art are applied to sidewall panel 52, and extend to top from the bottom margin of this sidewall panel, and at least one is strengthened in cotton rope 56(Fig. 3 illustrated two, illustrated one in Fig. 5) be applied to the centre portion of panel 54, and extend to top from the bottom margin of this panel.As shown in arrow " B ", be that the corrugation ripple in described lining extends along the direction vertical with corrugation ripple in described external component with what notice.Thereby the enhancing cotton rope in described lining extends perpendicular to the corrugation ripple in this lining, and as in Fig. 5 best as shown in, in the container that assembles with described blank, the enhancing cotton rope in they and described external component vertically extends.
Fig. 5 shows and is laminated to external component 21 to form the interior lining 50 of laminate blank 57, and described container is assembled into this laminate blank 57.It should be noted, when observing in the figure, this lining is offset left, wherein the gummed rolling cover 55 on this lining stretches out over the gummed rolling cover 22 on this external component, and the opposite ends of this lining embeds with respect to the adjacent end portion of external component, thereby is defined for the space 58 of attaching gummed rolling cover 55.
For container is set up to the serviceability of its expansion from its flat form, container is opened into barrel-shaped structure, and with the operation interlocking position as this paper before describe of part top swinging cover folding to them.Then this container is inverted, is made it to be shelved its top, and with the operation interlocking position of bottom swinging cover folding to them, as shown in Figure 6.At first rolling cover 30A and 30B are inwardly folded in this container, inwardly fold afterwards rolling cover 33, then inwardly fold rolling cover 32.These rolling covers are pressed into downwards in this container, until lock tab 37 is fastened in slit 43, then outwards move these rolling covers to the general planar position across this container bottom.It should be noted, the perforation broken line 35 in rolling cover 30A and 30B and the folding line 40 and 41 in rolling cover 33 make the distortion slightly in the folding operation process of these rolling covers, so that the setting up of this container.
Blank B3 for the manufacture of lid 20 has been shown in Fig. 4.This blank comprises rectangle center panel 60, and this rectangle center panel 60 has the substantially the same end rolling cover 61 and 62 and the substantially the same side rolling cover 64 that is engaged to collapsibly its opposite side edges along folding line 66 that is engaged to collapsibly its opposite ends edge along folding line 63.As shown in fig. 1, rolling cover 61,62 and 64,65 interlocked with one another and form and to cover skirt section 67.Lid 20 interlocking structure basically with in US Patent 7,172, disclosed lining base plate 110 is identical in 108.Thereby, rolling cover 61 and 62 all has the assembling rolling cover 68 that is positioned on its opposite side edges, wherein the external angle in Reference numeral 69 places excisions defines lock tab 70, and this lock tab 70 is inserted in angled slots otch 71 in the rolling cover 64 and 65 adjacent with its opposite ends.
Fig. 7 is the top plan view for the optional blank B4 of the external component of making optional container 10 ' second embodiment of the invention.Blank B4 comprises four sidewall panel 12 ', 13 ', 14 ' and 15 ' that are bonded together along corresponding broken line 16A ', 16B ' and 16C ', wherein glue together rolling cover 22 ' and be engaged to collapsibly the end edge of this blank B4 along broken line 16D ', this gummed rolling cover 22 ' is engaged to panel 15 ' effectively with panel 12 ' when this container 10 ' construction is got up.Broken line 16A ' and 16B ' are as the formerly patent 4,693 the applicant, and shown in 413 and dual slope that describe more fully hereinafter all is combined in herein by the disclosure of quoting as proof this patent.As describing in this patent, broken line 16A ' and 16B ' extend along sidewall panel articulate those bights that will move through 180 degree between the folded flat position of the not folding position of this blank B4 and the container of being made by this blank.
In the second embodiment shown in Figure 7, substantially the same bottom rolling cover 30A ' and 30B ' are engaged to the bottom margin of corresponding sidewall panel 12 ' and 14 ' collapsibly along folding line 31 ', and bottom rolling cover 32 ' and 33 ' is engaged to the bottom margin of corresponding sidewall panel 13 ' and 15 ' collapsibly along folding line 34 '.In the container that assembles with this blank B4, rolling cover 30A ' and 30B ' comprise outside rolling cover, and rolling cover 32 ' and 33 ' comprises inner rolling cover.Bottom rolling cover 30A ' and 30B ' can be defined as first pair of rolling cover, and bottom rolling cover 32 ' and 33 ' can be defined as second pair of rolling cover.
Each rolling cover in rolling cover 30A ' and 30B ' general rectangular shape of respectively doing for oneself, and has a diabolo slit 43 ', a described diabolo slit 43 ' forms with being spaced apart from each other and is positioned at the roughly position of middle and close folding line 34 ' of corresponding rolling cover 32 ' and 33 ', is used for being received in lock tab 37A, 37B, 37C and 37D on corresponding rolling cover 30A ' and 30B '.Triangle slit 43 ' is mirror image each other each other.Each in triangle slit 43 ' comprises hinged rolling cover 44, and this hinged rolling cover 44 helps lock tab 37A, 37B, 37C and the 37D of correspondence are firmly held in latched position.When being set up container 10 ' by blank B4, rolling cover 32 ' and 33 ' arranges relative to one another with relativeness, and each rolling cover extends to the centre portion on the bottom of described container with partly overlapping relation each other.This layout helps conveniently swinging cover folding to be arrived operating position, as shown in Figure 6.
Each of rolling cover 30A ' and 30B ' is cut off at the centre portion of their corresponding free edges, forms to limit to be similar to separately the narrow lock tab 37A, the 37B that tackle mutually of U-shaped free edge and the curve of 37C, 37D substantially.Corresponding lock tab 37A, 37B and 37C, 37D are tapered in its bight enters and push open corresponding hinged rolling cover 44 to enter into the easness of slit 43 ' with increase.Intermediate curve provides the line tension of riding the overlapping portion of leaning on opposite rolling cover and has prevented that lock tab breaks away from from latched position.The structure of showing in rolling cover 30A ' and 30B ' and rolling cover 32 ' and 33 ' and the favourable part of geometric configuration be, lockout mechanism is fixed very much when filling product, but to make easily the ability of its disengaging by the user be flexibly for it.This improvement is one of advantage for terminal user, because it has reduced required rolling cover length, and has improved the easness of construction blank B4.Lock tab 37A and 37B form in the relative end of rolling cover 30A ', and their mirror images each other each other.Similarly, lock tab 37C and 37D form in the relative end of rolling cover 30B ', and their mirror images each other each other.Corresponding lock tab 37A, 37B and 37C, 37D coordinate with rolling cover 32 ' and 33 ' accordingly, with the bottom across the container 10 ' that is assembled by blank B4 as described below, the bottom rolling cover are locked in operating position.Perforation line define close on folding line 31 ' but with folding line 31 ' at interval across the perforation line 35 ' of each rolling cover 30A ' and 30B '.
Be similar to the first embodiment described in Fig. 2, a pair of enhancing cotton rope 45 ' of being made by the sesame band or well known in the prior art other strengthen cotton ropes and extend to another end edge from an end edge of this blank across this blank at the top of this blank and the roughly midway location between bottom margin.As shown in the arrow in Fig. 2 " A ", the corrugation ripple of external component 21 ' extends perpendicular to top and the bottom margin of blank B4, extends perpendicular to described corrugation ripple and strengthen cotton rope.
Fig. 8 is the top plan view that the interior lining 50 in Fig. 3 is shown, and described backing layer is depressed into external component 21 ' to form laminate blank 57 ', and second embodiment of the invention, this container 10 ' is obtained by this laminate blank 57 ' assembling.It should be noted, when observing in Fig. 8, this lining 50 is offset left, wherein the gummed rolling cover 55 ' on this lining stretches out over the gummed rolling cover 22 on this external component 21 ', and the opposite ends of this lining embeds with respect to the adjacent end portion of external component, thereby is defined for the space 58 ' of attaching gummed rolling cover 55 '.Hereinafter explanation is comprised and be laminated to blank B4 with the structure of the blank B4 of the interior lining 50 of formation container 10 '.
Fig. 9 is for the external component 21 of making according to the optional container of another one of the 3rd embodiment of the present invention " the top plan view of blank B5.Blank B5 and described blank B4 are identical, and difference is, in the first embodiment, part top flange 17A, 17B and 18A, 18B are engaged to the top of corresponding sidewall panel 13,15,12 and 14 collapsibly along fold line 23.Owing to above describing described part top flange 17A, 17B and 18A, 18B in detail in the first embodiment of the present invention, therefore no longer part top rolling cover is described for fear of giving unnecessary details.
Figure 10 shows the top plan view of the lining 50 in Fig. 3, and described backing layer is depressed into external component 21 " and preparation forms laminate blank 57 ", according to the 3rd embodiment of the present invention, container 10 " by described laminate blank 57 " assembling obtains.It should be noted, when observing in Figure 10, lining 50 is offset left, the gummed rolling cover 55 on this lining wherein " stretch out over this external component 21 " on gummed rolling cover 22 "; and the opposed end of this lining embeds with respect to the adjacent end portion of external component, thereby is defined for attaching gummed rolling cover 55 " space 58 ".Hereinafter explanation is comprised that to be laminated to blank B5 upper to form container 10 " the structure of blank B5 of interior lining 50.
For with container 10 ' and 10 " set up to the serviceability of its expansion from its flat form, container is opened into barrel-shaped structure, and with the operation interlocking position as this paper before describe of part top swinging cover folding to them.Then this container is inverted, is made it to be shelved its top, and with the operation interlocking position of bottom swinging cover folding to them, as shown in Figure 11.At first with rolling cover 32 ' and 33 " inwardly fold in this container with overlapping relation, then inwardly fold rolling cover 30A ' and 30B '.Rolling cover 30A ' and 30B ' are pressed into downwards in this container, until lock tab 37A, 37B and 37C, 37D are fastened in corresponding slit 43 ', as shown in figure 13.Should be noted in the discussion above that perforation broken line 35 ' in rolling cover 30A and 30B makes the distortion slightly in the folding operation process of these rolling covers, so that the setting up of this container, as shown in figure 13.Corresponding lock tab 37A, 37B and 37C, 37D are tapered in its bight enters and push open corresponding hinged rolling cover 44 to enter to the easness of slit 43 ' with increase.Intermediate curve provides rides by the line tension of the overlapping portion of relative rolling cover and prevents lock tab 37A, 37B and 37C, 37D break away from from latched position.The structure of showing in rolling cover 30A ' and 30B ' and rolling cover 32 ' and 33 ' and the favourable part of geometric configuration be, lockout mechanism is fixed very much when filling product, but to make easily the ability of its disengaging by the user be flexibly for it.This improvement is one of advantage for the user, because it has reduced required rolling cover length, and has improved the easness of construction blank B4.
Although with reference to preferred embodiment invention has been described, it should be understood that those skilled in the art can carry out without departing from the scope of the invention various changes and be equal to replacement.In addition, can much improve so that particular case or material and instruction of the present invention adapt and do not depart from the scope of the present invention.Therefore, the present invention is not intended to be limited to disclosed specific implementations, on the contrary, this invention is intended to comprise all embodiments that fall into appended claims.
Claims (7)
1. cross-laminated bulk container of enhancement mode, this container is made by corrugated board and is had rectangular configuration, and described container comprises:
Outside corrugation parts, these outside corrugation parts have the relative sidewall that is bonded together along the vertical broken line at the place, bight that is positioned at described container, described sidewall has top, bottom margin and lateral edges, and described external component has at the upwardly extending corrugation ripple of first party, the bottom margin of described sidewall comprises first pair of rolling cover and second pair of rolling cover, each rolling cover stretches out from bottom margin collapsibly, and each rolling cover in wherein said second pair of rolling cover has an isolated diabolo slit that forms therein;
In inner corrugated liner, be laminated to described external component in this inside corrugated liner, and has the relative sidewall that is bonded together along the vertical broken line at the place, bight that is positioned at described container, described sidewall has basically top, bottom margin and the lateral edges that is connected with top, bottom margin and the lateral edges of the corresponding sidewall of described external component, and described interior lining has at the upwardly extending corrugation ripple of the second party vertical with described first direction; And
Described external component and described interior lining have separately be positioned at wherein vertically extend with its corrugation ripple at least one strengthen cotton rope, in wherein said lining described at least one strengthen cotton rope across and perpendicular in described external component described at least one strengthen cotton rope and extend.
2. container according to claim 1, wherein, each rolling cover in described first pair of rolling cover is included in the pair of locking fin that forms on the relative end of corresponding first pair of rolling cover, described lock tab engages with slit on described second pair of rolling cover, to seal securely the bottom of described container.
3. container according to claim 3, wherein:
Top flange is engaged to the top of described external component collapsibly, to seal at least in part the top of described container.
4. container according to claim 1, wherein:
The corrugation ripple of described external component vertically extends, and the corrugation ripple horizontal-extending of described interior lining;
Described at least one enhancing cotton rope in described external component is at the top of described external component and the roughly midway location horizontal-extending between bottom margin;
In described interior lining described at least one strengthen that cotton rope is included in described sidewall that the roughly midway location between the opposite side edge of described interior lining vertically extends at least one strengthen cotton rope.
5. cross-laminated bulk container of enhancement mode, this container is made by corrugated board and is had rectangular configuration, and described container comprises:
outside corrugation parts, these outside corrugation parts have the relative sidewall that is bonded together along the vertical broken line at the place, bight that is positioned at described container, described sidewall has top, bottom margin and lateral edges, and described external component has at the upwardly extending corrugation ripple of first party, the bottom margin of described sidewall comprises first pair of rolling cover and second pair of rolling cover, wherein each rolling cover stretches out from bottom margin collapsibly, and each rolling cover in wherein said second pair of rolling cover has an isolated diabolo slit that forms therein, and each rolling cover in wherein said first pair of rolling cover is included in the pair of locking fin that forms on the relative end of corresponding first pair of rolling cover, described lock tab engages with slit on described second pair of rolling cover, to seal securely the bottom of described container,
In inner corrugated liner, be laminated to described external component in this inside corrugated liner, and has the relative sidewall that is bonded together along the vertical broken line at the place, bight that is positioned at described container, described sidewall has basically top, bottom margin and the lateral edges that is connected with top, bottom margin and the lateral edges of the corresponding sidewall of described external component, and described interior lining has at the upwardly extending corrugation ripple of the second party vertical with described first direction; And
Described external component and described interior lining have separately be positioned at wherein vertically extend with its corrugation ripple at least one strengthen cotton rope, in wherein said lining described at least one strengthen cotton rope across and perpendicular in described external component described at least one strengthen cotton rope and extend.
6. corrugated cardboard blank of be used for making the enhancement mode bulk container, this blank comprises:
External component, this external component have a plurality of sidewall panel and the endwall panels that is bonded together collapsibly along isolated parallel fold lines, and described sidewall panel and endwall panels have top and bottom margin;
Described external component has the corrugation ripple perpendicular to described top and the extension of described bottom margin;
At least one strengthens cotton rope, and the roughly midway location of this at least one enhancing cotton rope between described top and described bottom margin extends across described external component perpendicular to described corrugation ripple;
Interior lining, this interior lining is laminated to described external component, have a plurality of sidewall panel and the endwall panels that are bonded together collapsibly along isolated parallel fold lines, described sidewall panel and the endwall panels of described lining have top and bottom margin;
Described lining has the corrugation ripple that the described top that is parallel to this lining and described bottom margin extend;
At least one strengthens cotton rope, and the roughly midway location of this at least one enhancing cotton rope between the opposite side edges of at least one described sidewall extends across described at least one described sidewall perpendicular to described corrugation ripple;
Top flange is engaged to the described top of described sidewall and end wall collapsibly, and described top flange has the interlocking structure that locks together at the container that assembles with described blank for these top flange;
Base flange is engaged to the described bottom margin of described sidewall and end wall collapsibly, and described base flange has the interlocking structure that locks together at the container that assembles with described blank for these base flange.
7. blank according to claim 6, wherein:
The described isolated parallel fold lines of at least some in described interior lining disconnected before described interior lining is laminated to described external component in advance.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/309,886 US8469258B2 (en) | 2010-04-07 | 2011-12-02 | Reinforced cross-laminated bulk container |
| US13/309,886 | 2011-12-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103129798A true CN103129798A (en) | 2013-06-05 |
| CN103129798B CN103129798B (en) | 2014-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210505201.8A Expired - Fee Related CN103129798B (en) | 2011-12-02 | 2012-11-30 | Reinforced cross-laminated bulk container |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103129798B (en) |
| CA (1) | CA2795773C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201205243D0 (en) | 2012-03-26 | 2012-05-09 | Kraft Foods R & D Inc | Packaging and method of opening |
| GB2511560B (en) | 2013-03-07 | 2018-11-14 | Mondelez Uk R&D Ltd | Improved Packaging and Method of Forming Packaging |
| GB2511559B (en) | 2013-03-07 | 2018-11-14 | Mondelez Uk R&D Ltd | Improved Packaging and Method of Forming Packaging |
| WO2021161082A1 (en) | 2020-02-14 | 2021-08-19 | Georgia-Pacific Corrugated Llc | Multi-piece corrugated box assemblies, blanks, and systems for heavy bag-in-box dispensed products |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4702408A (en) * | 1986-05-23 | 1987-10-27 | The Mead Corporation | Bulk bin |
| US6076730A (en) * | 1998-05-05 | 2000-06-20 | International Paper Company | Carton with locking mechanism |
| US20110248080A1 (en) * | 2010-04-07 | 2011-10-13 | International Paper Company | Reinforced Cross-Laminated Bulk Container |
-
2012
- 2012-11-15 CA CA2795773A patent/CA2795773C/en active Active
- 2012-11-30 CN CN201210505201.8A patent/CN103129798B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4702408A (en) * | 1986-05-23 | 1987-10-27 | The Mead Corporation | Bulk bin |
| US6076730A (en) * | 1998-05-05 | 2000-06-20 | International Paper Company | Carton with locking mechanism |
| US20110248080A1 (en) * | 2010-04-07 | 2011-10-13 | International Paper Company | Reinforced Cross-Laminated Bulk Container |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2795773C (en) | 2014-07-15 |
| CN103129798B (en) | 2014-09-03 |
| NZ603944A (en) | 2014-06-27 |
| CA2795773A1 (en) | 2013-06-02 |
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