CN1257825C - Unit dose packing system with moulded locking function parts - Google Patents

Abstract

A unit dose package formed from the combination of a flexible portion, preferably of paperboard, which houses unit dose materials, and a rigid molded plastic locking mechanism comprising a child resistant trigger release mechanism.

Description

The method of unit dose packaging and packing unit dosage material

Technical field

The present invention relates to a kind of reusable, unit dose packing system that can lock, this system comprises the lock cell that the cardboard partial sum is molded.This packing is easy to use and can refuse children, thereby is applicable to drug packaging.This packing has sufficiently long service life simultaneously, can bear the repetition opening and closing of locking function parts.

Background technology

Concerning some purposes of pharmacy industry, unit dose packaging is attractive beyond doubt, because it makes the whole body administration of single dose become convenient, also makes that the user can be according to the use of prescription progress chasing dosage simultaneously.A feature of this packing is enough solid, can repeat to open and shut many times, exhausts up to medicine.The example of this packing is that 6047829 (Johnstone) common accepted in the US Patent and describe to some extent in sequence number.The patent of Johnstone relates to a kind of unit dose carton package, comprises an outer paper sleeve-board and an inner paperboard slide card, and card can be clamped in the cover with locking.Cover comprises many side plates, link together during these side plate work, comprise the first inner slide card releasing device one of in a plurality of side plates like this, another piece side plate comprises the second inner slide card releasing device, like this, the position of the clamping of inner slide card and releasing device is basically near the unit dose dispensing apparatus.

For the unit dose drug packaging, children's property refused is a specific character that presses for, and issues execution by gas defence packing bill in 1970.The principle that satisfies children's property refused standard about packing has specific descriptions in changing bill.For example, children's property refused (CR) grade is 1, and the random sampling fault rate in specifying age group children sample crowd that requires to be examined packing is no more than 10%.Stipulate that this general standard is to have enough integratys in order to ensure packing, touched by children preventing.

Summary of the invention

A target of the present invention just provides a kind of unit dose packaging of reinforcing, particularly, has permanent lockout feature.Another target of the present invention provides a kind of unit dose packing system, and this system is easy to open, and can satisfy simultaneously also to keep required children to prevent standard in service life.These and other target comprises the stability that improves aesthetic impact and transportation and packing, can be met by the different enforcement of the present invention.

Unit dose packing system of the present invention comprises a combination of elements body, and they form the solid packing with children's property refused.In this respect, described packaging element comprises by the flexible portion of forming with the lower part: the panel of a series of adjacency; A rigid molded plastics locking member.Unit dose may be included in a kind of structure of package interior, for example card, dispenser or other structural constituent.

Flexible portion may be made by carboard or flexible foldable plastic material; Preferably use carboard.Preferably, this part of packing and molded locking member collaborative work form the rigid frame that is surrounded by overcoat.In this respect, one or more carboard part panels link together at least a portion and moulded locking element in typical case, and forming rigid frame, other carboard panel is stretched over the top of framework and bottom to form overcoat.Panel to fit into the framework of partly being made by plasticity, may comprise that one or more breach, otch, joint, slit or other analogue accurately are installed in the carboard panel in the parts of plastics guaranteeing through cutting.In this respect, for example, form the carboard panel of package top, may comprise slit on the plasticity part so that the lockout mechanism that forms passes.Form the carboard panel of package base.Also may comprise screwdown gear, as breach, otch, joint, so that the element to lockout mechanism is handled in packing box.

Carboard part may by be suitable for packing use bleaching or that do not have bleaching, by coating or do not have the C1S of coating or C2S carboard to form.If necessary, carboard may also have poly-mer or other material interlayer, so that additional rigidity and tear resistance to be provided.These sandwich materials are described in common all application numbers are U.S.'s co-pending application of 09/951035 to some extent, and its disclosure is incorporated the present invention here as a reference into.In addition, the carboard part may be replaced by the folding base material of another kind, for example plastics.It also may be made by independent a slice base material, and through being folded to form each panel of packing box, perhaps, flexible ground can be connected on the locking member when needs form packing from each panel under the base material cutting again.

As basic element, the moulded locking unit comprises a locking member and a lockout element.About some unconfined structures of the locking member that is fit to, be 60/305851 at sequence number, detailed description arranged in the pending trial U.S. Provisional Application, having a people in this application at least is the co-inventor of this patent, all incorporates the present invention as a reference into.In such an embodiment, the moulded locking element of packing comprises the rigid molded part of said frame, locking member by molded formation framework, slidably lock tongue and the locking catch.

The frame part of locking member is made up of the panel that vertically is connected to form the polygon package frame and a frame base, and base cuts away a part and slidably locks the tongue element to hold.Except holding slidably tongue, frame base provides support and rigidity for packing in addition.Yet, there is no need frame base is processed into the not cutting panel of adjacency, and should form frame element by molded, thereby alleviate the weight of packing and reduce the cost of material, necessary support is provided can for simultaneously part flexible more in the packing.Frame base is connected on the panel of at least one carboard part by bonding, mechanical connection or alternate manner.In a kind of structure, molded polygonal frame is a rectangle; It comprises two end plates in this case, compares with the panel of other both sides, and it is highly lower and length is shorter.Preferably, an end that is positioned at framework in the lower and shorter panel is for the locking catch provides support and point of connection; And another piece is positioned on the framework and the opposed other end of locking catch.The biside plate of finishing rectangular frame can be connected on the end plate by molded vertical.Every end of side plate stretches out the point of connection with corresponding end plate slightly, is used to support the partly overlapping end plate of carboard thereby every end of side plate forms a flange.Other side plate or end plate can be included in the framework, are used to provide additional structural support.

Except end plate and side plate, at the coverboard that above frame base, inserts a fluting between the side plate.This piece plate comprises a slit, is used to hold and engages a joint, and this joint is sagging from the locking catch, and its molded thickness is enough to hold up catch from pedestal, thereby allows at the tongue of side engagement locking once.When packing was closed, the height of the coverboard of fluting also provided support for the locking catch.

What install in frame base is tongue slidably, and its function is that the coverboard one with locking catch and fluting is used from closed and the protection packing.The locking tongue ends at an end by stretch ring.The other end of locking tongue is whole to be connected with the pin of a bending, and this pin has the edge that projects upwards, and stretches out a transverse joint on the edge, is positioned at the outermost end of crooked pin.When inserting the coverboard of fluting, this transverse joint can with the sagging connector engages that is positioned on the locking catch.Preferably, crooked pin by a pair of the fluting coverboard in molded block fix.In the position that is molded into, crooked pin and joint are installed in the below of the coverboard of fluting.Slidably lock tongue and can be used as a flexible molded of plastic material in independent unit, and the crooked pin that impels rod member motion in the operation of stretch ring is preferably, can be by the more flexible plastics manufacturing of material than other element that is used for making framework and lock cell.

A kind of trigger mechanism is used for stopping using of lockout mechanism, and lockout mechanism is in the lock state under molded back, the situation that do not stress.In this respect, trigger mechanism may be a stretch ring, lever or rod member, for example, and a T shape lever.Preferably a kind of, trigger mechanism is a circular stretch ring.When dragging this ring, tongue moves, and reclaims pin bent nail and transverse joint down from coverboard.Mobile the have a mind to restriction that be subjected to a pair of block of locking tongue on dilatory direction, block is positioned on the frame base, with stretch ring certain distance is arranged, and the baffle ledge that extends across the rod member placement by level engages with block.The flange of block additionally is configured to extend beyond the width of rod member, thus keep rod member and stretch ring be positioned at frame base at grade.

The locking catch is connected on end plate of molded package frame by a linkwork.Preferably, this mechanism is the hinges form that is molded together with the locking catch.Alternatively, the locking catch comprises the finger handle, so that the user uses.Sagging joint is connected an end of locking catch, preferably, and near the central area.Sagging joint comprise one be connected the transverse joint cooresponding slit of locking on the tongue.When sagging joint is touched in coverboard, and transverse joint is when contacting slit in sagging joint, and lockout mechanism is locked the jail.

The carboard part of packing is fixed on the molded plastics part by appropriate mode.Packing of the present invention is used to hold the unit dose material, for example when pharmaceuticals, medicament, nutritional supplement etc., may comprise that in the inside of packing a kind of unit dose holds element.The wide material of other consumables and scope also can use sort memory to pack, and provides the words of discrete magnitude if desired.These elements can be selected from bubble-cap memory device, capsule, sheet piece, foil embolus and other container, and these all are processed to form by orthodox method, and can be connected on the card of the memory element insertion container that the carboard that forms packing is partly gone up or conduct separates.For example, blister card is placed in the packing, and the blister card possibility is as the expansion board of one or more carboard panels of the top, bottom and the lateral parts that form packing.

By using safety locking functional component described here partly to provide children the property refused.Be enclose, carboard partly expands on the frame base, and exerts pressure on the sagging joint area of locking catch, makes joint engage with slit on many support panels.Because sagging joint contacts with slit, it can slip over outstanding transverse joint snapped into place.On the fully locked position, transverse joint applies a positive pressure to sagging joint, thereby makes that shifting out sagging joint becomes difficult, throws off transverse joint if do not apply the pressure of an appropriateness.The position that on behalf of this locking member, complete latched position be molded into.

Need a kind of more complicated method to unpack.Must throw off transverse joint removes sagging joint from the coverboard of fluting.In this respect, user's finger engages stretch ring in the bottom of packing, along the opposite direction dragline draw ring of locking catch.Stretch ring drags the locking tongue, then outwards drags crooked pin from the coverboard of fluting.Break away from positive contact between transverse joint and the sagging joint, thereby sagging joint can be removed freely from the coverboard of fluting.Locking catch then can rotate around moveable hinge, with shell or the top panel that unclamps packing.In different embodiment, stretch ring may be hidden in the outside of packing by bottom carboard panel.In this structure, may on the carboard panel, provide a slit, with the handled easily stretch ring.In other embodiments, may provide an otch at the bottom side plate, so that operate stretch ring without restriction.In case the locking catch is released, unit dose holds part, for example, and blister card.Just can be opened and enable to take away dosage.

A kind of additional security function parts when opening, the locking catch can be divided into three sections with its part by the slit of the inward flange of contiguous locking catch.Like this each of Xing Chenging section relatively adjacent part do limited motion.In order to unpack, to catch one section at least, be pulled outwardly the tight tongue of coverboard zip last time from slotting simultaneously from packing, in order to successfully to open the locking catch.

The present invention further comprises a kind of method of packing unit dosage material, comprising:

1, makes a lock cell with hard plastic material and flexible plastic-type material; Lock cell comprises locking member and lockout element;

2, from flexible carboard or blank of plastic material cutting;

3, fold and blank is connected on the lock cell;

4, in memory device, place a secondary or how secondary dosage material.

Description of drawings

Fig. 1 is the scheme drawing of the unit dose packaging that partially opens according to the present invention;

Fig. 2 is for making the fully extended two dimension view of the used blank of packing board part;

Fig. 3 is the equal proportion schematical top view of closed package;

Fig. 4 is the plan view at the outer package back side, shows the position of the tripping-gear of outer carboard panel below;

Fig. 5 is the equal proportion scheme drawing at the outer package back side, above the triggering tripping-gear otch is arranged;

Fig. 6 is for passing through the cross-sectional plane according to the unit dose packaging of closure of the present invention;

Fig. 7 is the planar view of the packing opened, and top panel is removed, to show the element of forming plastic lockout mechanism;

Fig. 8 is the isometric map of packing, the another kind structure of display packing framework;

Fig. 9 is the equal proportion scheme drawing of packing, and top panel is removed, to be presented at locking catch joint, make position;

Figure 10 has described the cross-sectional plane of lockout mechanism, shows the locking catch and locks engaging of tongue;

Figure 11 is presented at the operation of the lockout mechanism in the packing semi-open according to the present invention for the equal proportion scheme drawing of packing.

The specific embodiment

As shown in Figure 1, the unit dose packaging of being produced jointly by carboard/plastics according to the present invention comprises a carboard part 2, the expansion board 4 that this part comprises top panel 3 again and wherein places unit dose bubble-cap 16 in one embodiment.Top panel 3 is connected on the end plate 5 collapsibly, forms the support portion of the packing of whole shaping.Base plate is connected on the moulded locking unit 12.In this embodiment, panel 6 is included in the slit 11 that cutting forms on the part of molding part, is used to provide a moving area.In another embodiment, together to replace slit 11 with the otch that exposes the parts of plastics element.Carboard part 2 is connected on the molded parts of plastics 12 by glue or hot melt adhesive.Also can use other connecting device.Parts of plastics 12 comprises locking catch 13, locking tongue 14 and a frame base 15.Frame base further comprises: end plate 22 and side plate 23, this two boards vertically are connected to form a rectangular frame, have determined to pack 1 shape; The coverboard 18 that also comprises fluting has a slit 21, is used for contacting with locking catch 13, has a hollow area (not showing among the figure) below this place, and the crooked pin part 27 of locking tongue 14 is installed in the zone.Flexible ground can not use doubling plate, the substitute is by sealing or other known mode, directly the blister package material is connected an independent panel of blank.In another flexible embodiment, as shown in Figure 8, frame base 15 can be included in a series of end plates of the locking catch opposite end of packing 1.

As shown in Figure 2, carboard part 2 preferably forms top board 3 and expansion board 4.As shown in the figure, top board 3 and expansion board 4 are formed by the double face slab of closed base material.Doubling plate provides additional support to packing.In addition, the blister package material is interlayer or foil plate for example, can insert in the doubling plate 4 to form the unit dose bubble-cap.In use, expansion board 4 is outwards opened from top panel.Therefore, all might print literal or pattern on the inside and outside two sides of top panel and on the expansion board 4, for example consumption explanation.Panel 3,4 further comprises slit 9 and 10, and after double face slab was folded up, the position of these two slits and size were corresponding mutually.When the formation of slit should allow to pack 1 closure, the sagging joint 19 of lockout mechanism passed top panel 3 and expansion board 4.As mentioned before, blank may be modified cancellation and use little double face slab, perhaps may be provided in a plurality of parts, for example two blanks.

The top view that in Fig. 3, shows closed package.When packing was closed fully, top panel 3 was folded to the inside of packing, and was folded under the locking catch 13.Panel 3 is fixing by the flange 28 near side plate 23 edges.When panel 3 is pressed downward, its edge be crushed on flange 28 the below and by engage effectively, therefore can be detained on the throne.Locking catch 13 is divided into three parts by pair of slits 37, and this slit is divided into locking catch 13 and has relative to closing on the part that part can move as limited range.In the preferred embodiment, avette finger handle 34,36 is molded in one of two ends of catch 13.In a further embodiment, handle may be crooked, bevelled or rib is arranged.Catch 13 is merotomized and might enhance security features, and in order to unpack, the user must drag a part wherein at least like that, engages stretch ring 7 simultaneously and moves locking tongue 14 with slack-free position never.If do not engage stretch ring 17, when the user only catches a finger handle 34 and do not drag another finger handle 36 or catch edge 35, promptly the part in the zone will be removed slightly, the tension force that is applied remains on finger handle 34 parts and is not applied on the catch edge 35, owing to just must be applied to the locking catch on catch 5 edges 35 to tension force from coverboard 18 disengagements, thereby packing can not be opened easily.Slit 20 on the centre portion of locking catch 13 is located immediately on the sagging joint 19, and joint 19 is outstanding downwards so that engage with locking tongue 14 on the plane at locking catch 13 places.

The carboard panel 6 on the outside face as Fig. 4 is represented, is represented in the downside or the bottom of packing 1.The base plate adjacency of panel 6 and frame base 15, and, as previously mentioned, by adhering device or by with side plate on flange joint, perhaps by the use of uniting of this dual mode, fixing on the throne.Comprise a screwdown gear on the panel 6, so that the flip flop equipment of operation below.In graphic structure, above the stretch ring of panel 6, cut out a bevelled breach to form node 11.Can depress does not have the bonded assembly node, thereby uses the user to catch and mobile stretch ring 17 from the outside of packing.In another embodiment, as shown in Figure 5, can cancel node 11, and form an otch partly or completely stretch ring is come out.Stretch ring sealed may increase the child stopping characteristic, and this is because device for opening becomes so unobvious.

Fig. 6 is the cross-sectional plane of closed package, shows the interior location of the bubble-cap thing 16 relative lockout mechanisms that hold unit dose.Preferably, packing measurement allows bubble-cap thing 16 to leave inside in and is not subjected to the extruding of lockout mechanism element, particularly, be not subjected to the extruding of frame base 15, block 30, stop flange 31 and stretch ring 17, these elements all project upwards to a certain degree from bottom panel 6.

In Fig. 7, shown panel 3 and 4 has been removed to expose the packing of opening of locking member.Locking member comprises locking catch 13, frame base 15, stretch ring 17, and these elements integrally form and attached on the locking tongue 14; And the coverboard 18 of fluting.The size of stretch ring 17 is fit to typical user's finger, is placed in the isolated otch 32, and stretch ring 17 can be moved.Locking tongue 14 ends at crooked pin 27 places, is made by the material of flexibility, is fixedly connected on point of connection 33 places on the frame base 15.Placing a transverse joint 25 towards crooked pin central area, joint is protruding from the end of locking tongue 14, and is parallel with bracket base 15.Locking tongue 14 and a pair of block 30 and a stop flange cooperate, and flange can contact with block 30, with the motion of restriction tongue 14, and prevents that tongue from coming off from the plane of bracket base.

Locking catch 13 comprises a sagging joint 19, and the relative catch 13 of this joint is vertically placed and is positioned at a slit 20 on the joint 19.Catch 13 is further merotomized by slit 37.Catch 13 is connected on the frame base by a moveable hinge 26, and this moveable hinge is mold formed with other element of lockout mechanism, arranges towards make position.Slit 21 on sagging joint 19 and the coverboard 18 that is positioned at fluting is corresponding mutually, and this slit is adjacent and partly be connected on the end plate with end plate 22 in package frame.

Another embodiment of the mold frame of Fig. 8 display packing 1, a plurality of end plates 22,24 that wherein have approximate same size can parallelly be placed, and the end that forms the packing support portion is spaced apart from each other.These a few plates provide additional supporting to packing box.Fig. 8 has also shown the crooked pin 27 of locking tongue, as shown in the figure, by mold formed, comprises transverse joint 25.Crooked pin 27 is fixedly connected on the mold frame base 15 at point of connection 33 places again.The oar of crooked pin makes the motion of 14 relative supports 38 of locking tongue and frame base 15 become easy.The oar of crooked pin 27 is molded as cross section 42, has molded ridge 40, that be used to gain in strength and thin thin zone 43 thereon, and this zone makes the bending of cross section 42 relative locking tongues 14 become easy.

The operation of Fig. 9～11 diagram lockout mechanisms.In Fig. 9, packing closed (top panel is removed), lockout mechanism be in molded after not stressed state.Crooked pin 27 is positioned within coverboard 18 (not shown)s of fluting, and transverse joint 25 is protruding to be entered in the slit 35 of sagging joint 19.Slit 37 will lock catch and be divided into three parts, and two end parts lay respectively on the finger handle 34 and 36.In order to open the locking catch, the user must at first engage stretch ring 17 and outwards drag at opening 32 places, makes its catch that goes out of lock to remove locking tongue 14, engages with block 30 up to stop flange 31 in typical case.By removing locking tongue 14, crooked pin 27 is taken away from the coverboard 18 of fluting.

Figure 10 has shown sagging joint 19, transverse joint 25 the engaging on cross-sectional plane on slit 38 particularly formed thereon and the crooked pin 27.

Figure 11 has shown that stretch ring 17 is activated and partly shifts out from opening 32, to remove locking tongue 14.Thereby top and bottom that can be by catching packing be also inserted a finger and stretch ring 17 is operated are started stretch ring.After removing locking tongue 14, transverse joint 25 stretches out from its end, thereby the slit 39 from sagging joint 19 is removed.When engaging stretch ring 17, the user drags one or two finger handle 34 and 36 simultaneously, so that remove sagging joint 19 from slit 20.If two finger handles 34 and 36 or one of centre portion dragged and remainder is not picked up, be not delivered to the centre portion of locking catch in order to the enough tension force that unclamps sagging joint 19, thereby packing can not be opened.By shortening or prolong the adjustment in slit 37, can make this part the operation of this mechanism is become easy.

Of the present inventionly typically form on a machine in conjunction with packing, the blank that wherein cuts in advance and fold is bonding or seal and to install on contact point, end plate 5,22 and the side plate 23 of frame base 15 bottoms by glue.The flange that is present on the length direction of panel 23 may allow carboard part snap-fitted to advance the mold frame that is formed by these side plates and end plate.The material that forms bubble-cap and unit dose can insert wherein before carboard partly is connected on the plastic frame, but preferably, this step finishes after this part of packing couples together again.

The present invention packs and is fit to the wide packaging applications of scope, and especially particularly useful to packing unit dose drug and pharmaceuticals, for preventing unexpectedly to touch these article, it is very important that children's property refused seems.

Should believe to the present invention includes many other structures and be not limited to content described in detail here, yet those of ordinary skill can be from disclosed content understanding the present invention in the field.Therefore, these disclosure contents should not thought and only limit to the foregoing description or design-calculated preferred embodiment.

Claims (13)

1. unit dose packaging comprises: form the flexible carboard or the parts of plastics of the panel of a series of adjacency, and the molded plastics locking member of rigidity, and hold the structure of unit dose at package interior, it is characterized in that,

Described flexible carboard or parts of plastics comprise: top panel, it has the folding expansion board of top panel relatively, this expansion board comprises that thereon one or more is used to hold the bubble-cap of unit dose material, and top panel and expansion panel have the crack at one or more contiguous one edge respectively; Bottom panel, it has the screwdown gear that is placed in one; And be connected end plate on top panel and the bottom panel collapsibly;

This rigid locking unit is molded plastics lock cell, and described lock cell comprises: the pair of side plates and a pair of end plate that form the stiff rectangular package frame; Frame base, it is parallel and press carboard bottom panel location partly to form rigid tray; Be positioned at the slidably locking tongue of pallet; Described locking tongue is provided with trigger mechanism at the one end, is provided with crooked pin at its other end; And be connected locking catch on the end plate of package frame, described locking catch comprises the sagging joint that vertically stretches out with it downwards, this joint can with crooked dowelled joint; And

The screwdown gear of carboard part is corresponding with the trigger mechanism of molded plastics lock cell; The expansion panel of crack on the top panel and carboard part cooperates crack of formation, uses so that the sagging joint of lockout mechanism therefrom passes through.

2. according to the unit dose packaging described in the claim 1, it is characterized in that crooked pin comprises the transverse joint that vertically stretches out from this, the sagging joint of locking catch further is included in the slit in the described joint, is used for engaging with transverse joint.

3. according to the unit dose packaging described in the claim 1, it is characterized in that screwdown gear is button, breach, joint or otch.

4. according to the unit dose packaging described in the claim 1, it is characterized in that trigger mechanism is a stretch ring.

5. according to the unit dose packaging described in the claim 1, it is characterized in that carboard is partly bleached by C1S or C2S or unbleached carboard is made.

6. according to the unit dose packaging described in the claim 1, it is characterized in that in the carboard part polymeric material interlayer being arranged.

7. according to the unit dose packaging described in the claim 1, it is characterized in that the structure that is used for holding unit dose is selected from bubble-cap, capsule and foil embolus.

8. according to the unit dose packaging described in the claim 1, it is characterized in that the structure that is used to hold unit dose is installed in one or more extensions of described top panel.

9. according to the unit dose packaging described in the claim 1, it is characterized in that, when packing is in folding or closed configuration, will be used for holding the structure of unit dose as independent unit insertion packing.

10. according to the unit dose packaging described in the claim 1, it is characterized in that the height of the described end plate of described package frame and length are less than described side plate; And one in the described end plate provides the attachment point that is used for described locking catch.

11. one kind is packaged in method in the unit dose packaging according to claim 1 with the unit dose material, comprises the following steps:

A) form lock cell, described lock cell comprises and slidably locks spring, frame base and locking catch;

B) cut blank from flexible carboard or plastic material;

C) folding blank and connecting on lock cell;

D) in container, insert one or more unit dose materials.

12. the method according to described in the claim 11 is characterized in that, comprises with rigid plastic material and flexible plastic-type material forming lock cell.

13. the method according to described in the claim 11 is characterized in that, blank is made and is comprised bottom panel, and this bottom panel has crack or otch; A pair of end plate, each end plate are connected on the opposite end of bottom panel collapsibly; And top panel, it comprises one or more extensions.

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