CN100556765C

CN100556765C - Have the carboard and the carton blank that strengthen grip structure

Info

Publication number: CN100556765C
Application number: CNB2005800182507A
Authority: CN
Inventors: P·布兰
Original assignee: Meadwestvaco Packaging Systems LLC
Current assignee: WestRock Packaging Systems LLC
Priority date: 2004-04-08
Filing date: 2005-04-08
Publication date: 2009-11-04
Anticipated expiration: 2025-04-08
Also published as: AU2005233155A1; GB0408052D0; MXPA06011635A; CN1980835A; CA2563292A1; US20080257943A1; EP1751013A2; JP2007532420A; NZ551121A; WO2005100174A2; WO2005100174A3

Abstract

A kind of carboard comprises open-top receptacle (10) and independent top closure (20), and is provided with at least one enhancing handle.Described enhancing handle portion is formed by open-top receptacle (10), and part is formed by top closure (20).

Description

Have the carboard and the carton blank that strengthen grip structure

Technical field

The present invention relates to a kind of several similar articles that hold, such as bottle, carboard, and relate to and make bottle remain on mechanism in the carboard, especially near the mechanism of these article.

Background technology

The carboard of packing a plurality of article can make the customer can obtain and transport the various article of institute's requested number, such as soft drink or other beverage.Such carboard must be enough firm in to support a plurality of article, and especially working as these article is bottles.And such carboard preferably is easy to carry and carry.

The article display that often needs to be contained in the carboard comes out, and carboard preferably have can the print advertisements picture big zone.Usually also requirement can be easily near article, but article preferably can be fixed on the appropriate location in the carboard, especially are easy to damage when being glass bottle when article.Yet too easy when not wishing near article, such as before article are purchased.

Need a kind of like this carboard in addition, after the contents in the article run out of, can be used for the article of sky are returned recovery place.

The object of the invention provide a kind of can displaying articles or the mechanism of an article part, and in conjunction be used for taking out article near mechanism, can make carboard have enough integratys near mechanism, so that reappose article or be returned to the recovery point.

Summary of the invention

According to a first aspect of the invention, a kind of carboard that comprises open-top receptacle and independent top closure is provided, carboard has at least one and strengthens grip structure, the ground floor of each described enhancing grip structure is made of the sidewall of open-top receptacle, the second layer that strengthens grip structure is made of the handle panel that is hinged to independent top closure, it is characterized in that each strengthens the 3rd layer of grip structure and is made of described independent top closure.

Preferably, the handle panel that is hinged to top closure is fixed to the inside face of the ground floor that strengthens grip structure in the plane contact mode.

In addition, strengthen the 3rd layer of outside face that is fixed to ground floor in the plane contact mode of grip structure.

Preferably, the 3rd layer that strengthens grip structure is hinged to the second layer that strengthens grip structure, and wherein, being articulated and connected between the second layer and the 3rd layer provides the mechanism that aligns independent top closure and open-top receptacle.

Preferably, the ground floor that strengthens grip structure is between the second layer that described independent top closure provides and the 3rd layer and be in contact with one another.

According to a second aspect of the invention, at least one sidewall of described open-top receptacle has the hinged roof edgefold, extend downwardly in the open-top receptacle after described top tabs is folding, wherein top closure comprises in order to engage the joint tab of top tabs separately, can make engage tab in the mode of face contact between a sidewall and top flaps, top closure may be locked in the recessed position below the top of described open-top receptacle.

According to a third aspect of the invention we, a kind of slab dimerous, the carboard that comprises open-top receptacle in order to formation with top closure, wherein, first slab forms described open-top receptacle, second slab forms described top closure, the carboard that forms has at least one and strengthens grip structure, each described enhancing grip structure has three-decker at least, wherein, ground floor is to be formed by open-top receptacle, and the second layer is formed by top closure, it is characterized in that each strengthens the 3rd layer of grip structure and is formed by described independent top closure.

Preferably, first slab comprises sidewall, and the ground floor of enhancing grip structure is formed by a sidewall of the open-top receptacle of the carboard that forms.

In addition, the independent top closure that second slab forms comprises at least one handle panel, in order to constitute the second layer of described enhancing grip structure.

Description of drawings

With reference now to accompanying drawing introduction as an example exemplary embodiment of the present only,, in the accompanying drawing:

Figure 1A shows in order to the first of formation according to the slab of the carboard of first embodiment of the invention;

Figure 1B shows in order to the second portion of formation according to the slab of the carboard of first embodiment of the invention;

Fig. 1 C is the transparent view of the carboard that constitutes from the slab by Figure 1A and 1B that positive, side and end face are seen;

Fig. 2 A shows in order to the first of formation according to the slab of the carboard of second embodiment of the invention;

Fig. 2 B shows in order to the second portion of formation according to the slab of the carboard of second embodiment of the invention;

Fig. 2 C is the transparent view of the carboard that constitutes from the slab by Fig. 2 A and 2B that positive and side are seen;

Fig. 3 A shows in order to the first of formation according to the slab of the carboard of third embodiment of the invention;

Fig. 3 B shows in order to the second portion of formation according to the slab of the carboard of third embodiment of the invention;

Fig. 3 C is the transparent view of the carboard that constitutes from the slab by Fig. 3 A and 3B that positive and side are seen;

Fig. 3 D is the top view of the carboard of Fig. 3 C, shows from carboard and takes out bottle;

Fig. 4 A shows in order to the first of formation according to the slab of the carboard of four embodiment of the invention;

Fig. 4 B shows in order to the second portion of formation according to the slab of the carboard of four embodiment of the invention;

Fig. 5 A shows in order to the first of formation according to the slab of the carboard of fifth embodiment of the invention;

Fig. 5 B shows in order to the second portion of formation according to the slab of the carboard of fifth embodiment of the invention;

Fig. 5 C is the transparent view of the carboard that constitutes from the slab by Fig. 5 A and 5B that positive and side are seen;

Fig. 5 D is the top view of the carboard of Fig. 5 C, shows and take out bottle from carboard;

Fig. 6 A shows in order to the first of formation according to the slab of the carboard of sixth embodiment of the invention;

Fig. 6 B shows in order to the second portion of formation according to the slab of the carboard of sixth embodiment of the invention;

Fig. 6 C is the top view of the carboard that constitutes of the slab by Fig. 6 A and 6B;

Fig. 7 A shows in order to the first of formation according to the slab of the carboard of seventh embodiment of the invention;

Fig. 7 B shows in order to the second portion of formation according to the slab of the carboard of seventh embodiment of the invention;

Fig. 7 C is the transparent view of the carboard that constitutes from the slab by Fig. 7 A and 7B that positive and side are seen;

Fig. 8 A shows in order to the first of formation according to the slab of the carboard of eighth embodiment of the invention;

Fig. 8 B shows in order to the second portion of formation according to the slab of the carboard of eighth embodiment of the invention;

Fig. 8 C shows the first step of the folding process of slab shown in Fig. 8 B;

Fig. 8 D shows the first step of the folding process of slab shown in Fig. 8 A;

A step when Fig. 8 E shows the carboard that installation forms by Fig. 8 A and 8B slab;

Fig. 8 F is the transparent view of the carboard that constitutes from the slab by Fig. 8 A and 8B that positive and end face are seen;

Fig. 9 A shows in order to the first of formation according to the slab of the carboard of ninth embodiment of the invention;

Fig. 9 B shows in order to the second portion of formation according to the slab of the carboard of ninth embodiment of the invention; With

Fig. 9 C is the transparent view of the carboard that constitutes from the slab by Fig. 9 A and 9B that positive and side are seen.

The specific embodiment

Figure 1A and 1B show first and second parts in order to the two-part slab that forms carboard 30 respectively, and available cardboard or similar sheet of foldable material are made.Will be appreciated that and to replace with the single-piece slab that this does not depart from the scope of the present invention.In first embodiment of the present invention, two slabs 10 among Figure 1A and the 1B and 20 form tubular case and capping respectively.Capping is embedded in the tubular case to form the carboard 30 according to first embodiment, and it is shown in Fig. 1 C.

Will be appreciated that in the embodiment that will introduce and to make some little modifications and variations to the present invention, such as adopting crash-proof known in the art bottom without departing from the present invention.The present invention is designed to receive similar articles such as bottle, but will be appreciated that can be used for holding other article, this does not depart from the scope of the present invention.

Referring to Figure 1A, slab 10 comprises the first side wall 12, front panel 14, second sidewall 16 and backplate 18, is hinged together in proper order singly along

fold line

42,44,46 and 48 respectively.Grip hole 54 penetrates front panel and backplate 14,18.Finger grip sheet 58 is inwardly outstanding from the upper limb of grip hole 54.The finger grip sheet makes can catch and mention already installed carboard at an easy rate by grip hole 54.

Slab also comprises

bottom tabs

72 and 74, is hinged to first and

second sidewalls

12,16 along fold line 62 respectively, is hinged to front panel and

backplate

14,18 along fold line 64.

Bottom tabs

72,74 can provide the bottom closing means when slab is installed into carboard.Will be appreciated that and can use other bottom closing means, this does not depart from the scope of the present invention.

Be provided with the top tabs 76 relative with bottom tabs 72 in addition, tabs is hinged to first and second sidewalls 12,16.When slab was mounted to

carboard

30,76 pairs first and second sidewalls of

top tabs

12,16 played humidification.Slab 10 also comprises bonding tabs 88, and it is hinged to backplate 18 along fold line 48.

Get back to the tubular box structure that slab 10 forms, need carry out a series of folding and paste operation in order, this preferably can carry out at the machine of straight-though arrangement, makes needn't rotate or overturn tubular case and/or slab 10 just can finish whole assembling.The mode of being introduced below folding process is not limited to, but can change according to concrete technical requirements.

F/s is the outside that adhesives is applied to bonding tabs 88, then around fold line 48 with its folding 180 degree, so be in the plane contact relation with the inside face of backplate 18.Around fold line 44 folding front panels 14 it is lain on the inside face of second side panel 16 then.This outside that makes first side panel 12 and backplate 18 and scribble the bonding tabs 88 of adhesives becomes the plane contact relation, so first side panel 12 is adhered to bonding tabs 88, thereby connects first side panel 12 and backplate 18.Then slab 10 can be mounted to tubular structure, by a series of similarly folding and paste fixedly

bottom tabs

72,74 of step, form the bottom closing means then.

In this embodiment of the present invention, top tabs 76 has lining cement, around fold line 66 folding 180 degree and stickup in the tubular case, to strengthen the top of first and second side panels 12,16.In some other embodiment of the present invention, top tabs 76 can be hinged on the panel of second slab 20.

Second slab 20 has been shown among Figure 1B, and it can form capping, is used for the tubular case of slab 10 formation of Figure 1A.Slab 20 comprises main panel 22, and its both sides are hinged to Internal handle panel 24 along fold line 32.Grip hole 54 penetrates Internal handle panel 24 and finger grip sheet 58 is inwardly outstanding from the upper limb of grip hole 54.Internal handle panel 24 is handle panel 26 outside fold line 34 is hinged to, and the edge of outer handle panel 26 has integrally formed finger grip sheet 58.The recess shape of outer handle panel 26 be designed to the grip hole 54 that penetrates Internal handle panel 24 and penetrate front panel and the shape of the grip hole 54 of

backplate

14,18 consistent.Capping end folds 28 is hinged to main panel 22 along fold line 38, can make carboard 30 have structural rigidity and outward appearance attractive in appearance when assembling up.

Main panel 22 also comprises the hole 56 that is used for the similar article of contained structure, and each hole links to each other by frangible connection mode or indentation 37 with another hole at least.In this first embodiment, hole 56 arranges in two separate ranks, and each hole 56 links to each other by frangible connection mode or indentation 37 with another hole 56 at least in the same row.In some other embodiment of the present invention, the arrangement of hole 56 or frangible connection or indentation 37 can with first embodiment of the invention introduce different.Will be appreciated that without departing from the present invention and can use various arrangement.

After the tubular case had been packed 3 * 2 six bottles arranging into, slab 20 was folded up the formation capping.Internal handle panel 24 and capping end folds 28 around

fold line

32,38 from the plane of main panel 22 upwards folding 90 degree.Form the complementary insert that can be assembled in the tubular case in this way.Then adhesives can be coated on the outside face of Internal handle panel 24, capping end folds 28 and outer handle panel 26.Then the slab of folding up 20 is inserted the carboard of filling bottle, make that the hole 56 in the main panel 22 is aimed at bottleneck.Then can use adhesives that Internal handle panel 24 and capping end folds 28 are fixed to the inside face of front panel and

backplate

14,18 and the inside face of first and

second sidewalls

12,16, shown in Fig. 1 C.Handle panel 26 and it is pasted the outside face of tubular case front panel and

backplate

14,18 outside fold line 34 is folding then.Improved the especially structure integrity of grip structure of tubular carton in this way, in this embodiment of the invention, grip structure has obtained enhancing, has formed three layers of grip structure.

The carboard that is formed by

slab

10 and 20 illustrates at Fig. 1 C.After as can be seen in the capping made from slab 20 is fixed on the tubular case, bottle is fixed in the carboard.By separating frangible connection or indentation 37 can take out bottle, this bottle that need only pull out carboard 30 the insides just can be realized.Can take out each bottle separately in this way, and the structure integrity of carboard 30 keeps still.Do not have hole 56 fix in position of the bottle of taking-up by capping.Therefore this carboard provides a kind of suitable transfer cask, and its structure integrity can be not destroyed when taking out bottle.This makes that carboard can repeated usage, is convenient to return empty bottle.In this embodiment of the invention, when all bottles took out, any material of the capping that is formed by slab 20 was in fact all from carboard 30 taking-ups.

Will be appreciated that within the scope of the present invention and can make various variations, can adjust such as panel and hole size and shape, to adapt to the article of different size or shape.Fig. 2 A-9C shows other embodiment of the present invention, and these embodiment are just introduced as an example, and for example understands some variation that can make under the situation that does not exceed the scope of the invention.Represent same parts at the similar reference number of the accompanying drawing of back, be coupled with " 200 " represent second embodiment with expression parts such as the reference number in the second embodiment of the invention.Because some parts of other embodiment are that first embodiment that introduces before this is common, so the embodiment of back will only introduce difference.

Fig. 2 A, 2B and 2C show second embodiment of the present invention, wherein have the capping of using the slab identical with first embodiment 220 to form by the tubular case that slab 210 forms.In second embodiment of the present invention, grip hole 254 penetrates first and second sidewalls 212,216, and top tabs 276 is hinged to front panel and backplate 214,218, substitutes the structure among first embodiment.

Different with first embodiment is, the capping of second embodiment comprises 12 holes 256, in order in the secure carton with 3 * 4 12 evenly distributed bottles.Each hole 256 in one row all links to each other with another hole 256 at least of same row by frangible connection or indentation 237, by separating frangible connection or indentation 237 can take out bottle.The edge of some hole 256 and main panel 222 is provided with more frangible connection or indentation 237.Can take out bottle in this way more easily near carboard 230 front panels and

backplate

14,18 places.The structure integrity of carboard 230 still keeps after bottle takes out, and also keeps complete basically by the capping that slab 220 forms.Carboard 230 can be used for bottle is recycled.

The 3rd embodiment of the present invention is shown in Fig. 3 A, 3B, 3C and the 3D.Carboard 330 shapes that formed by

slab

310 and 320 are different with the rectangle of previous embodiment.Slab 310 comprises the extra corner panel 390 that is hinged to first and second sidewalls 312,316 and front panel and backplate 314,318 respectively along fold line 342a/342b, 344a/344b, 346a/346b and 348a/348b.The tubular carton that is mounted to slab 310 is octagonal, thereby can provide extra protective effect to the bottle that is contained in the carboard 330.Extra corner panel 390 can be protected the bottle that is arranged in the corner.The capping that is used for tubular carton that is assembled into by slab 320 comprises the custom-designed tab 392 that is hinged on main panel 322, makes the shape of complementary capping can be assembled to securely in the tubular case that is formed by slab 310.The folding mode of tab 392 and Internal handle panel 324 and capping end folds 328 are similar.

Fig. 4 A and 4B show the 4th embodiment of the present invention.In this embodiment, front panel 414, backplate 418 and one of them end folds 474 are provided with extra fold line 480,482,484, can make the tubular case that assembles that is formed by slab 410 can be folded into dull and stereotyped state.This makes slab can glue formation tubular case in advance, but this structure can also be folded into dull and stereotyped state, thereby storage and the transportation of tubular case before being loaded into article is more prone to.

It is similar that tubular box structure that slab 410 is assembled into and front are introduced.Bonding tabs 488 is used for first side panel 412 is fixed to backplate 418, forms the tubular case.By being interfixed, two end folds 472,474 can form compound bottom.This can realize with adhesives known in the art or other method.Fold line the 480,482, the 484th aligns, and makes the tubular case that is formed by slab 410 can be converted into plane.

Fig. 5 A, 5B, 5C and 5D show the 5th embodiment of the present invention.The slab 520 that is used to form capping is similar with front embodiment's, but is designed to arrange by different way bottle or other similar articles.In this embodiment, the interior item placement of tubular case that is contained in slab 510 formation becomes three row, has four, three and four article holes respectively.The hole 556 of middle row is out-of-positions with respect to the hole 556 of adjacent two row.This arrangement of article or bottle makes and forms recess at the carboard two ends near first and second sidewalls 512,516.When the grip hole 554 that penetrates first and second sidewalls 512,516 was used for mentioning the tubular case, the recess in these tubular casees provided the space for customer's hand.

In order to take out the bottle in the present embodiment, main panel 522 comprises frangible connection or indentation 537, and each hole 556 that they make middle column links to each other with two holes 556 in other two row at least, as shown in Fig. 5 B.Also be provided with more frangible the connection or indentation 537 near between the hole 556 of the front panel of carboard 530 and backplate 514,518 and front panel and the backplate 514,518.Similar with first embodiment, can take out bottle by separating bottle indentation 537 on every side, as shown in Fig. 5 D.Can take out each bottle separately in this way, and the structure integrity of carboard keeps still.

Fig. 6 A, 6B and 6C show embodiment in addition.The carboard that the

slab

610 and 620 of the 6th embodiment is mounted to illustrates at Fig. 6 C.In this embodiment, 12 bottles are divided into two row layouts, in each row six bottles are arranged.Frangible connection or the indentation 637 wherein hole 656 of row link to each other with at least one hole 656 of adjacent column, make some indentation 637 that is arranged on main panel 622 intersect.Can easily separate indentation by applying power in indentation 637 intersections in this embodiment.In this embodiment, also extension between near the hole of front panel and backplate 614,618 and front panel and backplate 614,618 itself of indentation 637.

Fig. 7 A, 7B and 7C show the 7th embodiment.The slab 710 that is used to form the tubular case illustrates at Fig. 7 A.First and second sidewalls 712,714 also are provided with grip hole 754, make that the mounted carboard shown in Fig. 7 C has four enhancing grip structures, and this can promote the versatility of carboard 730.

In the seventh embodiment of the present invention, in order to the slab 720 that forms capping on each side of main panel 722, all be provided with Internal handle panel 724 and outside handle panel 726, rather than as first embodiment, just be provided with in both sides.Capping is by being fixed to the tubular case that is formed by slab 710 with the similar mode of first embodiment; Each Internal handle panel 724 upwards is folded to form complementary insert from the plane of main panel 722, can be assembled in the tubular case of having filled bottle.Then adhesives known in the art or other fixative can be coated in the outside face of Internal handle panel 724 and outer handle panel 726.Then folding slab 720 is inserted the carboard of filling bottle, make the hole 754 of main panel 722 aim at bottleneck.Then Internal handle panel 724 is fixed on each inside face of front panel and the backplate 714,718 and first and second sidewalls 712,716, as shown in Fig. 7 C.Outer handle panel 726 can be folded and pastes each outside face of tubular case front panel and the backplate 714,718 and first and second sidewalls 712,716 then.

Fig. 8 A-8F shows the 8th embodiment of the present invention.In this embodiment of the present invention, carboard 830 is designed to hold 12 bottles, is divided into four row, and each shows three bottles, and two row on the wherein limit are hidden in below the capping end folds 828b of rising.Be provided with six holes 856 in the main panel 822, be divided into two row, whenever show three holes, in order to show all the other six bottles.Frangible connection or indentation 837 link to each other at least one hole 856 of each hole 856 and other.

The same with among other embodiment of the present invention, grip hole 854 penetrates first and second sidewalls 812,816 and top tabs 876 is hinged on front panel and backplate.Yet in this embodiment, top tabs 876 is not fixed into and front panel and backplate 814,818 plane contact, but is fixed in the capping that is formed by slab 820 when slab 810,820 is mounted to carboard 830.Slab 820 is provided with capping end folds 828a and 828b in each side of main panel 822.When carboard is installed, inside and outside handle panel 824,826 and capping end folds 828a and 828b is upwards folding from the plane of main panel 822, shown in Fig. 8 C.Though top tabs 876 is not fixed on front panel and backplate 814,818, the tubular case of Fig. 8 D is by similarly folding and paste operation step installation.The capping of Fig. 8 C is aimed at, so inside and outside handle panel 824,826 is fixed to carboard as other embodiment introduces with the carboard of filling bottle of Fig. 8 D.Capping end folds 828a and 828b fold up, and shown in Fig. 8 E, wherein capping end folds 828b is fixed to top tabs 876 by adhesives or other known method.Form two rectangle cappings by this way, when they will be contained in that the bottle on the limit covers up in the carboard 830 when angle shown in Fig. 8 F is seen.The capping end folds 828b also provide such zone, makes carboard 830 mutual superposition more easily of the 8th embodiment.

Fig. 9 A-9C shows the 9th embodiment.The slab 910 that is used to form the tubular case is shown in Fig. 9 A.Slab 910 comprises first and second side panels 912,916, and front panel and backplate 914,918 and corner panel 990 side by side are hinged together in proper order along

fold line

942a, 942b, 944a, 944b, 946a, 946b, 948a and 948b respectively.Bonding tabs 988 is used for backplate 918 is fixed to the first side wall 912, and the top end towards bonding tabs 988 is provided with recess in this embodiment.Grip hole 954 penetrates first and second sidewalls 912,916 and is provided with finger grip sheet 958.Top tabs 976 is hinged to each front plate, backplate and corner panel 914,918 and 990, when slab 910 is mounted to the tubular case, provides humidification to the upper limb of front plate, backplate and corner panel 914,918 and 990.Carry out the tubular case being installed with similarly a series of the folding of front embodiment with the paste operation step.

Fig. 9 B shows slab 920.Slab 920 is mounted to capping, to embed the carboard 930 of tubular box-shaped one-tenth shown in Fig. 9 C.At this embodiment of the present invention, inside and outside handle panel 924,926 and capping end folds 928 are hinged on main panel 922.In this embodiment of the present invention, main panel 922 is provided with 12 holes 956, is divided into four row, whenever shows three holes, holds the part of bottle respectively.After bottle was filled the tubular case, the capping that slab 920 is formed was aimed at bottleneck.Then Internal handle panel 924, capping end folds 928 and tab 992 can be fixed to first and second side panels 912,916, front panel and backplate 914,918, and the inside face of corner panel 990.Outer handle panel 926 can be fixed to the outside face of first and second sidewalls 912,916.Form three layers enhancing grip structure in this way at the two ends of carboard 930, wherein one deck is made of first and second sidewalls 912,916, two-layerly in addition is made of inside and outside handle panel 924,926.

The mode of similar other embodiment of the present invention can be taken out the bottle that is contained in the enclosed cartons 930 by separating frangible connection or indentation 937.In this embodiment, the straight line that frangible connection or indentation 937 are not in the name of gone up extends between hole 956, forms a series of incomplete concentric rings but center on hole 956.The indentation 937 of certain concentric ring departs from the indentation 937 of neighboring concentric ring, utilizes this mode, and frangible a connection is shared with at least one adjacent holes 956 in each hole 956, by taking out bottle from carboard 930 frangible connection is fully separated.In this embodiment of the present invention, after all bottles in taking-up is contained in carboard 930, main panel 922 still can keep complete basically with carboard 930.Frangible connection or indentation 937 can make that the material that forms main panel 922 can be retained in the carboard 930 behind carboard 930 taking-up bottles.

Will be appreciated that without departing from the present invention can be with the characteristics combination at each embodiment of this introduction.For instance, the size of the capping that formed by slab 520 of the 5th embodiment can be processed into the tubular case that can cooperate the 4th embodiment to be formed by slab 410.

In some other embodiment of the present invention, the hole that top panel forms can be non-circular, but also can be provided with the extra tab that is projected in the hole, in order to help fixedly to be contained in bottleneck or other article in the carboard.

Will be appreciated that the directional reference that uses in the literary composition such as " top ", " end ", " front ", " back side ", " end ", " side ", " interior ", " outward ", " on ", D score is not limited to these orientation with corresponding panel, just be used for these panels are distinguished mutually.Any hinged single fold line that should not be counted as only being meant; In fact will be appreciated that, hingedly can comprise following one or more modes, delineation line, broken line or fold line etc., these do not break away from the scope of the invention.

Claims

1. one kind comprises the open-top receptacle and the independent carboard of top closure, have at least one and strengthen grip structure, wherein, the ground floor of each described enhancing grip structure is formed by described open-top receptacle, the second layer of each described enhancing grip structure is formed by the handle panel that is hinged to described independent top closure, it is characterized in that the 3rd layer of each described enhancing grip structure formed by described independent top closure.

2. carboard according to claim 1 is characterized in that, the described handle panel that is hinged to top closure is fixed to the inside face of the ground floor of described enhancing grip structure in the plane contact mode.

3. carboard according to claim 2 is characterized in that, the 3rd layer of outside face that is fixed to ground floor in the plane contact mode of described enhancing grip structure.

4. carboard according to claim 1, it is characterized in that, the 3rd layer of second layer that is hinged to described enhancing grip structure of described enhancing grip structure, wherein, being articulated and connected between the second layer and the 3rd layer provides the mechanism that aligns independent top closure and open-top receptacle.

5. carboard according to claim 4 is characterized in that, the ground floor of described enhancing grip structure is between the second layer that described independent top closure provides and the 3rd layer and be in contact with one another.

6. carboard according to claim 1, it is characterized in that, at least one sidewall of described open-top receptacle has the hinged roof edgefold, extend downwardly in the described open-top receptacle after described top tabs is folding, wherein said independent top closure comprises in order to engage the joint tab of described top tabs, can make described joint tab in the mode of face contact between a sidewall and described top flaps, described top closure may be locked in the recessed position below the top of described open-top receptacle.

7. slab dimerous, comprise the carboard of the open-top receptacle with top closure in order to formation, wherein, first slab forms described open-top receptacle, second slab forms described top closure, the carboard that forms has at least one and strengthens grip structure, and described enhancing grip structure has three-decker at least, wherein, ground floor is to be formed by open-top receptacle, the second layer is formed by top closure, it is characterized in that, each strengthens the 3rd layer of grip structure and is formed by described independent top closure.

8. slab dimerous according to claim 7 is characterized in that, described first slab comprises sidewall, and the ground floor of enhancing grip structure is formed by a sidewall of the open-top receptacle of the carboard that forms.

9. according to claim 7 or 8 described slabs dimerous, it is characterized in that the independent top closure that described second slab forms comprises at least one handle panel, in order to constitute the second layer of described enhancing handle.