CN1221386A

CN1221386A - Tamper evident plastic closure

Info

Publication number: CN1221386A
Application number: CN 97195346
Authority: CN
Inventors: 小查尔斯·J·郎
Original assignee: International Plastics and Equipment Corp
Current assignee: International Plastics and Equipment Corp
Priority date: 1996-04-16
Filing date: 1997-04-16
Publication date: 1999-06-30
Anticipated expiration: 2017-04-16
Also published as: CN1091058C; AU2667797A; WO1997038912A3; WO1997038912A2; BR9710530A; EP0904238A2

Abstract

The present invention generally provides a threaded tamper-evident closure having an annular hook-shaped flange extending radially inward from the inner surface of the tamper-evident band attached to the bottom edge of the closure body for locking a threaded tamper-evident plastic closure to the bottleneck. The hook-shaped flange can be continuous or segmented and forms an upwardly angled surface for engaging the sealing flange on the bottle neck. A plurality of elevated areas extend upwardly from the tamper-evident band in spaced relation to the bottom edge of the closure body. The frangible elements connecting the tamper-evident band to the lower edge of the closure depending annular flange may be configured to extend from these elevated areas as well as the non-elevated areas of the tamper-evident band.

Description

The plastic closure of energy evident lid

The present invention relates to a kind of can evident lid, the capping of threaded container, and a kind of have an energy with push-pull fashion unclamp can the evident lid topple over outlet can the evident lid threaded capping.

The application is the part subsequent application of the U.S. No.08/687149 patent application of submission on July 24th, 1996, and above-mentioned U.S. Patent application is the part subsequent application of the No.08/633225 U.S. Patent application of submission on April 16th, 1996.

(on July 11st, 1996 is open at international patent application No.PCT/IB 95/01174, publication number is WO96/20872) priority documents, on October 31st, 1994, the application number of application was in the U.S. Patent application of No.08/332589, in U.S. Patent No. 4664278, among the No.4971212, and at the GB2 of British patent, 177,384 and French Patent (FRP) No.2682357 in the prior art of capping that can evident cover tape screw thread is all disclosed.In U.S. Patent application No.08/332140 and the U.S. Patent No. 5,465876 can evident all have in the threaded capping of lid an energy with push-pull fashion unclamp can the evident lid topple over outlet.

The invention provides a kind of improved device, it by means of a kind of shape uniqueness radially from be fixed on the lid base can evident the annular lip that extends internally of the inside face of belt of lid, threaded capping of can evident covering is locked on the bottleneck.This flange can be continuous also can be piecemeal, it has formed upwards angled " hook " shape surface, is used for above-mentioned sealing flange is fastened on bottleneck.Above-mentioned hook-like flange has the bottom surface of a upset, and when being pressed downwardly onto capping on the container when installing, it can slip over the sealing flange of bottleneck.Then, the hook-like flange is caught the sealing flange of bottleneck firmly, prevents under the still intact situation of belt of evident lid to open capping.The sealing characteristics of this hook-like makes capping of the present invention more be difficult to unload down and do not realized that simultaneously, its assembling is but convenient equally with existing design from the neck of container than structure of the prior art.Hook-like flange of the present invention can be designed to selectively to have many on perpendicular to the direction of the sealing surfaces of flange upwardly extending fin or gusset.The effect of fin or gusset is, by means of in the time will enabling the seal break-off of evident lid, allow can the evident lid belt combine with the outside face of bottleneck, help it to rupture and come from the remainder of capping.

In addition, the present invention also provides a kind of structure of novelty, and it can be when installing the capping of threaded energy evident lid, the globality of the part of protection frangibility.With the position of the base partition distance of capping body on, the part that has many height that raise up from belts that can the evident lid to get up.The effect of the part that these height get up is, strengthens belt opposing that can the evident lid owing to capping is contained in the vertical shifting that causes on the bottleneck, thereby protect the part of frangibility in assembling.Can evident the belt of lid be connected the part of the frangibility on the lower edge of capping body, can be designed to the part of getting up from these height of belt that can the evident lid, also can be from it be not that the part that height gets up extends out.The part of frangibility be connected can evident purpose on the height of belt of the lid part of getting up be, help capping is being assemblied on the bottleneck when capping applied moment of torsion, the annular shirt rim that dangles that prevents belt and capping that can the evident lid is axially staggering between partly.

Of the prior art be provided with can evident lid, and have can the evident lid topple over outlet plug-type the capping of toppling over outlet arranged, on the interface of outlet capping, always can not prevent to leak.Usually, can the reusable plug-type outlet capping of toppling in the prior art, when port closing, topple over the hole and fill in intersection between the chock plug in the hole, there is not effective seal.Because the diameter in hole is very little, relate to safe problem in addition, so can not add the sealing arrangement of non-integral.The capping chock plug that the single-piece annular shirt rim that the present invention owing to adopted is folded down circular capping dish and periphery from this dish combines, thereby formed a hollow chamber in chock plug inside, improve the alerting ability of chock plug structure, solved this problem.The alerting ability of the structure of the increase that provides by hollow chamber, make chock plug the shirt rim with can be when annular lip that the periphery of the centre hole of outlet capping becomes one contacts to internal modification, formed a kind of sealing of anti-leak next to the shin.Can extend many pits from the outer wall of toppling over outlet selectively along the circumference partition distance.The interior annular lip of the vertically partition distance on these pits and the outlet capping inside face contact, and the part that the belt that is beneficial to enable the evident lid is connected the frangibility in the push-and-pull outlet capping ruptures.

The present invention can also be provided with the cover of dust of energy evident lid selectively, and this cover of dust has surrounded push-and-pull and toppled over the outlet capping on installing to container the time.This cover of dust is provided with the belt of energy evident lid, and when cover of dust was contained on the container at first, this belt was untouched moving, and after cover of dust was opened for the first time, belt had just ruptured.The effect of cover of dust is to be used for illustrating container after packaged, and whether the capping that outlet is toppled in push-and-pull was opened.

Therefore, the purpose of this invention is to provide a kind of capping of threaded energy evident lid, this capping have a circle from the base that is connected the capping body can the evident lid the annular hooked flanges that radially extends internally of the inside face of belt, be used for when can evident the belt of lid still be untouched moving the time, capping is locked on the bottleneck.

Another object of the present invention provides a kind of capping of threaded energy evident lid, this capping has the hooked flanges of a circle annular, have on the flange many basically along upwardly extending fin of the direction vertical or gusset with the sealing surfaces of flange, with help above-mentioned can evident the belt of lid separate from the remainder of capping.

Another object of the present invention provides a kind of capping of threaded energy evident lid; this capping have be connected many from can evident the part of frangibility between the belt height protruding upward of the lid part of getting up; be used for when being contained on the bottleneck, protecting the globality of the part of above-mentioned frangibility to capping.

Another purpose of the present invention provides a kind of capping of threaded energy evident lid, this capping has the push-and-pull that can reuse to topple over outlet, and a capping chock plug that has improved configuration flexibility is arranged, and purpose provides the sealing of actv. anti-leak more.

Another purpose of the present invention provides a kind of pit device, is beneficial to the fracture of the part of the frangibility on the belt that plug-type energy evident of toppling over the outlet capping covers.

Another purpose of the present invention provides a kind of capping of threaded energy evident lid, this capping has the reusable plug-type outlet of toppling over of energy, it utilizes a kind of angled annular hooked flanges that makes progress, prevent that the capping body from taking off from bottleneck, above-mentioned belt that can the evident lid is then still untouched moving.

Another purpose of the present invention provides a kind of capping of threaded energy evident lid, this capping has the reusable plug-type outlet of toppling over of energy, and have many basically along upwardly extending fin of the direction vertical or gusset with the sealing surfaces of annular hooked flanges, with help above-mentioned can evident the belt of lid separate from the remainder of capping.

Another purpose of the present invention provide a kind of be connected many from can evident the part of frangibility between the belt height protruding upward of the lid part of getting up, be used for when being contained on the bottleneck, protecting the globality of the part of above-mentioned frangibility to capping.

Another purpose of the present invention provide a kind of have sawtooth can evident the cover of dust of sealing band of lid, it surrounds the plug-type outlet capping of toppling over when loading onto container.

First preferred embodiment of the present invention provides a kind of capping of threaded energy evident lid, it has the annular hooked flanges that radially extends internally from the inside face of the belt of the energy evident lid that is fixed on the lid base, is used for the plastic closure of threaded energy evident lid is locked in bottleneck.This hooked flanges can be continuous also can be piecemeal, it has formed the angled surface that makes progress, and is used for above-mentioned sealing flange is fastened on bottleneck.Usually vertical with the inside face of the belt that can evident covers plane, the edge of above-mentioned flange at an angle, thereby formed a kind of " hook " with groove, when capping will install to container when getting on, it can slip over the lock flange on the bottleneck, but, if can under the untouched not moving state of belt of evident lid take off capping, it just connects capping and be locked in the neck of container.This hook-like flange can be designed to selectively have many on the direction of the sealing surfaces that is substantially perpendicular to flange upwardly extending fin or gusset.With the position of the base partition distance of capping body on, the part that has many height that raise up from belts that can the evident lid to get up.Can evident the belt of lid be connected the part of the frangibility on the lower edge of capping body, can be designed to the part of getting up from these height of belt that can the evident lid, also can be from it be not that the part that height gets up extends out.

Second preferred embodiment of the present invention provides a kind of plastic closure of threaded energy evident lid, this capping has the belt of the energy evident lid that comprises above-mentioned feature, it with a kind of can evident lid plug-type releasable topple over outlet and use, above-mentioned outlet is anti-leak basically.Thisly plug-typely topple over outlet and have a hole, this hole to be had second end face and a partition distance above it of via hole above one, have the partial closure of chock plug institute of the angled shank that makes progress that becomes one with above-mentioned capping.Above-mentioned chock plug is rounded capping dish, have one to enclose the annular whole shirt rim that is folded down from the edge of this capping dish, this circle shirt rim is connected above-mentioned angled shank to chock plug, thereby has formed a hollow chamber in chock plug inside, has increased chock plug alerting ability structurally.At least integrally form a circle on the excircle of above-mentioned via hole, two circle annular lip preferably are when via hole is closed when sealing above-mentioned outlet the shirt rim closed contact of above-mentioned annular lip and chock plug.Above-mentioned annular lip makes the shirt rim of chock plug form the sealing of the anti-leak that is adjacent to when closed contact.Can be selectively from the outer wall of toppling over outlet extend many on circumference the pit of partition distance.In the annular lip engagement inwardly of vertical direction partition distance, the belt that is beneficial to enable the evident lid is connected the part fracture of the frangibility in the outlet capping on these pits and the capping inside face.The present invention can also be provided with the cover of dust of energy evident lid selectively, and this cover of dust has surrounded push-and-pull and toppled over the outlet capping on installing to container the time.This cover of dust is provided with the belt of the energy evident lid of band saw tooth, and when cover of dust was contained on the container at first, this belt was untouched moving, and after cover of dust was opened for the first time, belt had just ruptured.

Below, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, will make other advantages of the present invention clearer.In the accompanying drawing:

Fig. 1 and 1A are the lateral plans of the capping of threaded energy evident lid of the present invention;

Fig. 2 and 2A are the block diagrams of the capping of threaded energy evident lid of the present invention;

Fig. 3 and 3A are the cross sectionals drawing after the belt of the energy evident lid of capping of the present invention amplifies;

Fig. 4 and 4A are the backplan of capping of the present invention;

Fig. 5 is the schematic partial sectional view after capping of the present invention is amplified when being installed in container neck;

Fig. 6 is the exploded drawings of hook-shaped lock flange of the present invention;

Fig. 6 A is the exploded drawings of hook-shaped lock flange of the present invention, has shown many fins or gusset;

Fig. 6 B is the exploded drawings of hook-shaped lock flange of the present invention, and what it was positioned at capping can evident near the base of belt of lid, and have one basically with capping can the evident lid the parallel surface of inside face of belt;

Fig. 7 is when push-and-pull lid is in open mode, topples over the vertical section figure of a part of the capping of outlet by releasable push-and-pull is arranged;

Fig. 7 A is when the push-and-pull capping is in closed condition, topples over the vertical section figure of the part of outlet capping by releasable push-and-pull is arranged;

Fig. 8 is the block diagram that the outlet capping is toppled in above-mentioned releasable push-and-pull;

Fig. 8 A is that the cross sectional drawing that exports capping is toppled in the above-mentioned releasable push-and-pull that the lid of energy evident lid is housed;

Fig. 9 is the block diagram of above-mentioned push-and-pull capping;

Fig. 9 A is the top view of above-mentioned push-and-pull capping;

Figure 10 be the push-and-pull capping assist openings amplification schematic partial sectional view;

Figure 10 A is the cutaway view of seeondary closure chock plug of the present invention;

Figure 11 is that the cutaway view that exports capping is toppled in the releasable push-and-pull that the dustproof lid of energy evident lid is housed.

See also Fig. 1-6 and Figure 1A-6A, represented first embodiment of the capping of threaded energy evident lid among the figure, the annular shirt rim 13 that it has a disk 12 sealing together and a circle to dangle from this disk downwards.The annular shirt rim 13 that dangles annular surface 13A is within it gone up oriented projecting inward helical thread 36, and this screw thread can be continuous, as shown in Figure 1, can be segmentation also, shown in Figure 1A.If segmentation, each section of screw thread 36 can be that the vertical direction in the space staggers mutually, perhaps can be aligned with each other shown in Figure 1A, forms the double-type thread segment in space.Article one, the connecting bridge 14 of the ring belt 15 usefulness frangibility of the energy evident lid of frangibility and 14A and annular shirt rim 13 are molded as an integral body.The belt 15 of above-mentioned energy evident lid is flexible, so that when beginning capping is enclosed within on the neck 18 of container, this is that these those skilled in the art are readily appreciated that.

See also accompanying drawing 1,1A, 4 and 4A, around the inside face of the belt 15 that above-mentioned energy evident covers, the hook-shaped locking projections part 16 that many arcs are arranged along the circumference partition distance, and as shown in Figure 5, these protruding positions be arranged on can tighten a circle annular lock flange 17 below so that capping is locked on the bottleneck 18.As seen from Figure 6, these bossings 16 have the many edge 16a that form groove 16b on its radially upwardly extending annular lip 16c.Usually, these flanges 16c is discontinuous, but, also can be continuous.Edge 16a and groove 16b have formed " hook " shape, so that identical with the groove 16b basically annular lock flange 17 of chucking radius.The Normal plane of the inside face of the belt 15 of the surface of flange 16c and energy evident lid at an angle, thereby form " hook " with trough of belt of upset bottom surface, when being contained in capping on the container, this upset bottom surface can allow flange 16c slip over lock flange 17 on the bottleneck 18, but, when the belt 15 of wanting to enable the evident lid was intactly opened capping, but blocked capping and be locked on the container above-mentioned upset bottom surface.Shown in Fig. 6 B, above-mentioned angle can change on the whole surface of

flange

16,16c, makes that to have a part of ledge surface at least substantially parallel with the inside face of belt 15 that can the evident lid basically.The position of the edge of this protrusion and groove structure 16a-16c can be can evident on any height on surface of belt 15 of lid, comprises the position near belt 15 bases that can the evident lid shown in Fig. 6 B.Owing to will cut out groove 16b, so must use core rod, this core rod can take out before the demoulding from the mould in capping.For those skilled in the art, various technology comprises the movable mold core retainer plate that use can allow the slot portion of mould take off, and all is known.Shown in Fig. 6 A, 6B, hooked flanges 16c of the present invention also can have some fins or gusset 10 selectively, and these gussets extend upward along vertical with the sealing surfaces of flange basically direction.The effect of fin or gusset 10 be help can the evident lid belt,, can break with the remainder of capping and separate owing to contacting with the outside face of bottleneck when destroying in sealing.

Please participate in Fig. 1-1A, 2-2A and 3-3A, as seen from the figure, can evident have on the belt 15 of lid and manyly on circumference, separate the bridge shape part 35 that annular shirt rim 13 height that dangle towards capping get up.The bridge shape part 35 that each height gets up is molded and when being enclosed within capping on the bottleneck, and the reinforcement that has formed belt 15 that can the evident lid is supported.Shown in Figure 1A, 2A and 3A, the part 14 of frangibility can design between the bridge shape part 35 that height gets up, and the belt 15 that covers from the energy evident extends to plastic closure.Perhaps, shown in Fig. 1,2 and 3, between each bridge shape part 35 of getting up at height the part 14 of frangibility, can also the part 14A that extend to the frangibility on can the belt 15 of evident lid be set on the end face of the bridge shape part 35 that height gets up.In the arc convex part 16 shown in Figure 1A-4A, aim at the bridge shape part 35 that corresponding centre has the height of the part 14 of frangibility to get up in vertical direction.But shown in Fig. 1-4, the bridge shape part 35 that bossing 16 also can get up with height and the part 14 or the 14a of frangibility stagger.

Cover in the process of bottleneck portion in capping, each bridge shape part 35 provides support for the belt 15 of energy evident lid, prevented annulus with respect to the excessive distortion in the shirt rim of dangling 13 and moved, otherwise this distortion will make part 14 fractures of frangibility, because the bridge shape part 35 that height gets up has worked to stop the capping shirt rim 13 of dangling.Also is clearly in capping molding process jackshaft shape part to the protective effect of belt 15 that can the evident lid, otherwise the part 14 of frangibility is easy to destroyed when the demoulding.The part 14A of frangibility be attached to can evident purpose on the height of belt 15 of the lid bridge shape part 35 of getting up, be to be assembled in capping to make capping be subjected to time spent of doing of torsion in the process that the neck 18 of container gets on, help prevent the axial offsetting of bridge shape part that the height of belt 15 that can the evident lid gets up with respect to the annular shirt rim that dangles 13 of capping.

As seen from Figure 5, the screw thread 36 of capping meshes one section known distance with the screw thread 37 that outwards protrudes from the neck 18 of container.Work as rotary closure, it when neck screws down, is consequently made part 14 and the 14A distortion and the fracture of frangibility, the belt that can evident covers is separated from the annular shirt rim that dangles.See also the capping among Fig. 4 A, can see, relative position between the arc convex part 16 on the belt 15 of the screw thread 36 of segmentation and energy evident lid, be the overlapping relation that separates on circumference, this relation makes it to stagger with respect to the annular lip 17 and the screw thread 37 ingears point of the locking on the container neck 18.

Fig. 7 and 7A are second preferred embodiments of the present invention, have represented that a kind of releasable push-and-pull topples over the outlet capping.This capping is made of high density polyethylene (HDPE) usually, normally makes of low density polyethylene (LDPE) except toppling over outlet 20.Shown in Fig. 7-7A and 8-8A, seal disc 12 parts of the downward extension of capping can be designed to the structure of any embodiment shown in Fig. 1-6 and the 1A-6A.

See also Fig. 7 and 7A, usually, at the center of seal disc 12 opening 19 is arranged, the cylindrical shape that has the setting of aiming at it on the opening is toppled over outlet 20.There is an auxiliary top 21 upper end of toppling over outlet 20, and a hole 22 is arranged on this top.Be provided with a capping chock plug 23 on auxiliary top 21, this chock plug is supporting with devices spaced apart on many circumference, oblique upwardly extending supporting part 24, with hole 22 partition distance.A push-and-pull lid 25 is arranged on columnar top of vertically toppling over outlet 20, it has the end face 26 of a band centre hole 27, this centre hole is aimed at chock plug 23, when push-and-pull lid 25 be in shown in Fig. 7 A lean against on the columnar auxiliary top 21 of vertically toppling over outlet 20 time, it forms a seeondary closure.

See also Figure 10 A, chock plug 23 is formed by the shrouding disc 41 of a circle with from the Unitarily molded annular shirt rim 42 that comes out that shrouding disc 41 dangles downwards.The sidewall of shirt rim 42 is done very thinly, can allow this sidewall when contacting with the surface 27 of the centre hole of push-and-pull lid 25 to internal strain, simultaneously, enough again thick of this sidewall is to guarantee that chock plug 23 can not split when the repeated use.Shirt rim 42 is fixed on chock plug 23 on the ring-shaped bearing piece 24, thereby has formed a cavity 43 in the inside of chock plug.

At least one circle, preferably the curved annular lip 33 of two circle sections is arranged on the inside face of centre hole 27.As shown in figure 10, Unitarily molded the forming of inside face of a pair of annular lip 33a, 33b and centre hole 27.Adopt pair of flanges 33a and 33b to use for the liquid of sealing specially resemble water.But dense for being used for splendid attire, for example the container of the such liquid of fruit juice is enough once the circle flange.The flange 33 of this radial protrusion contacts with the chock plug shirt rim 42 of dangling, to exporting the sealing of 20 formation anti-leaks.Shirt rim 42 is connected on the circumference of shrouding disc 41 and has strengthened the flexible of chock plug 23 structures, thereby when it contacts with the flange 33 of radial protrusion, can force the shirt rim 42 of chock plug crooked and to internal strain.This distortion has caused a kind of cooperation, and this cooperation has improved seeondary closure leak free tightness degree, compares with other designs of the prior art at present, and this leak free tightness degree is much higher.

Push-and-pull lid 25 has the circle tube member 28 that dangles, have on the lower periphery of member many with auxiliary can the evident lid belt 30 bonded assemblys, the part 29 of the frangibility of the partition distance of annular.A pair of interior annular lip 31 in the vertical direction partition distance is arranged on the circle tube member 28, and this a pair of flange and vertical cylindrical shape are toppled over outlet 20 moving contacts.Above-mentioned auxiliary belt 30 that can the evident lid also has annular lip 32 in the circle, and this circle flange and vertical cylindrical shape are toppled over and exported 20 slides within and contact.Above-mentioned vertical cylindrical shape is toppled over outlet 20 two circle outward extending annular lip 34a, 34b respectively in its outside.Annular lip 32 is arranged to relative with outward extending flange 34a with auxiliary top 21 in above-mentioned.The position of above-mentioned outward extending flange 34a and between the corresponding annular flange 31 and 32 of the belt 30 of circle tube member 28 and auxiliary energy evident lid, is arranged to relative with this two circles annular lip above seal disc 12.Shown in Fig. 8 A and 9, auxiliary belt 30 that can the evident lid can be included between the part 29 of frangibility among the upwards high bridge shape part 29a that comes out, its effect and Fig. 2,2A, 3 and 3A shown in the structure at the belt 15 that can evident covers of bottom identical.

Under the confined state shown in Fig. 7,7A and 8, the 8A, the part 29 of the above-mentioned frangibility of belt 30 usefulness that above-mentioned auxiliary energy evident covers is connected on the circle tube member 28.Because interior annular lip 32 meshes together with the outward extending flange 34a that cylindrical shape is toppled in the outlet 20, push-and-pull lid 25 can not move up.Therefore, when needs make circle tube member 28 vertical shifting of push-and-pull lid 25, when for example needing the porose end face 26 of mobile chock plug 23 tops, must cover in push-and-pull and apply enough power on 25, make part 29 fractures of frangibility, push-and-pull lid 25 can move to the position shown in Fig. 1 like this, and the hole 27 on the push-and-pull this moment lid 25 just can move up, and leaves chock plug 23.Interior annular lip 31 on the circle tube member 28 can not move to the top that vertical cylindrical shape is toppled over the outward extending annular lip 34 in the outlet 20, so this push-and-pull lid 25 can not be unloaded down.

Shown in Fig. 7 and 9A, can topple over extend on outlet 20 the outer wall many on circumference the pit 44 of partition distance.Interior annular lip 31 engagements on the circle tube member 28 of pit 44 and push-and-pull outlet capping 25 are so that be connected the part 29 of frangibility and separating of capping 25 on can the belt 30 of evident lid.Pit 44 can be by capping 25 with respect to toppling over part 29 fractures that outlet 20 axial moment of flexure or rotary torque make frangibility.See also Fig. 8, represented among the figure push-and-pull topple over the outlet capping 10 under confined state, the surface 40 of the outer rib on the annular lip 13 of dangling.

Shown in Fig. 8 A and 11, the present invention can also be provided with the cover of dust 90 of an energy evident lid selectively, and when being contained in it on the container, it surrounds the above-mentioned capping that has push-and-pull to topple over outlet.On cover of dust 90, can be provided with selectively an integral body engrave sawtooth can evident the sealing belt 91 of lid, this strap and the integrally formed tooth 91a engagement in top at the seal disc 12 of capping.Perhaps, cover of dust 90 also can be provided with the sealing band of energy evident lid, and this strap contains at least one circle flange, so that form at least one circle flange engagement of one with the top at the seal disc 12 of capping, more than this two the circle flange can be continuous on circumference both, also can be discontinuous.The sealing band 91 of energy evident lid is complete when being installed in cover of dust 90 on the container for the first time.Cover of dust 90 and can evident the belt 91 of lid be owing to separate in the line disconnection that weakens part 92 of the intersection formation of cover of dust 90 and belt 91 that can the evident lid.The effect of cover of dust 90 is to be used for showing whether the capping that container has push-and-pull to topple over outlet after encapsulation was exposed.

Below described preferred embodiments more of the present invention specially, but the present invention can implement otherwise in the scope that claims comprised also.

Claims

1. can indicate the capping that was opened for one kind, it comprises: a top, the annular shirt rim that one circle is folded down from this top, can indicate first annulus that was opened for one, it is connected on the above-mentioned shirt rim of dangling with the part of first frangibility at least one circle circumference, above-mentioned first annulus that was opened of indicating comprises that at least one is round the above-mentioned arc convex part that can indicate at least a portion in first annulus that was opened, be used for the annular lock flange location on the neck with the container of capping top loading, above-mentioned shirt rim of dangling has at least one negative thread, be used for the said vesse neck on outside thread engagement, it is characterized in that improvements comprise:

Above-mentioned at least one circle arc convex partly comprise one from above-mentioned can first annulus that was opened of indication radially with one with the above-mentioned locking component that can indicate the vertical plane of first annulus that was opened to extend internally angledly.

2. the capping that energy indication as claimed in claim 1 was opened is characterized in that above-mentioned locking component comprises that one has the flange of an edge and a groove.

3. the capping that energy indication as claimed in claim 1 was opened is characterized in that, first annulus that above-mentioned energy indication was opened is connected on the above-mentioned shirt rim of dangling in the vertical direction partition distance by the part of first frangibility of partition distance on many circumference.

4. the capping that energy indication as claimed in claim 3 was opened, it is characterized in that, above-mentioned first annulus that was opened of indicating has many bridge shape parts that first height of partition distance gets up on circumference, this bridge shape part is extended to the above-mentioned shirt rim of dangling vertically, wherein, above-mentioned first height bridge shape of getting up has partly formed and has reduced and the zone of the above-mentioned annular space between the shirt rim that dangles.

5. the capping that energy indication as claimed in claim 4 was opened is characterized in that, the part of above-mentioned first frangibility is connected on the above-mentioned shirt rim of dangling between the bridge shape part that above-mentioned first height gets up.

6. as claimed in claim 4 can the capping that was opened of indication, it is characterized in that the part of above-mentioned first frangibility and partly is connected on the above-mentioned shirt rim of dangling from this bridge shape between the bridge shape part that above-mentioned first height gets up.

7. as claimed in claim 1 can the capping that was opened of indication, it is characterized in that, above-mentioned first annulus that can indication be opened comprise many be arranged to the said vesse neck on the arc convex part of annular lock flange location.

8. the capping that energy indication as claimed in claim 1 was opened is characterized in that above-mentioned locking component is continuous.

9. the capping that energy indication as claimed in claim 1 was opened is characterized in that above-mentioned locking component is discontinuous.

10. the capping that energy indication as claimed in claim 4 was opened, it is characterized in that, above-mentioned can first annulus that was opened of indication comprise many be arranged to the said vesse neck on the arc convex part of annular lock flange location, and above-mentioned each arc convex part is partly being aimed at the above-mentioned bridge shape that can indicate first height on first annulus that was opened to get up in the vertical direction partition distance on the circumference.

11. the capping that energy indication as claimed in claim 1 was opened is characterized in that above-mentioned at least one negative thread on the shirt rim of dangling is segmentation.

12. the capping that energy indication as claimed in claim 11 was opened is characterized in that above-mentioned each segmentation partition distance in vertical direction is aligned with each other.

13. the capping that energy indication as claimed in claim 11 was opened, it is characterized in that, above-mentioned can first annulus that was opened of indication comprise many be arranged to the said vesse neck on the arc convex part of annular lock flange location, and this annular lock flange is aimed at the segmentation on the above-mentioned shirt rim of dangling in the overlapping annular mode that staggers.

14. the capping that energy indication as claimed in claim 4 was opened, it is characterized in that, the height of bridge shape that above-mentioned first height that extends out from annular circular ring gets up part is known, and the known altitude of the height of the part of above-mentioned first frangibility bridge shape part of getting up greater than above-mentioned first height.

15. the capping that energy indication as claimed in claim 1 was opened, it is characterized in that, above-mentioned locking component comprises that also many edges are substantially perpendicular to the upwardly extending gusset of direction of the sealing surfaces of above-mentioned locking component, so that help above-mentioned first annulus that was opened of indicating to break away from the remainder of above-mentioned capping.

16. as claimed in claim 1 can the capping that was opened of indication, it is characterized in that it also comprises a top from the above-mentioned capping releasable plug-type outlet closure assemblies of toppling over that extends out, above-mentionedly plug-typely topple over the outlet closure assemblies and comprise:

A. form the outlet member of an egress hole, this member has a position and the chock plug that exports partition distance, and has at least a supporting member to keep above-mentioned relation;

B. slidable seeondary closure member, this member has a centre hole that penetrates with above-mentioned chock plug collaborative work, its improvements are, the diameter of above-mentioned centre hole is identical with above-mentioned chock plug basically, above-mentioned centre hole is formed by an inside face, it has the annular lip that at least one circle radially protrudes into above-mentioned centre hole, is used for and above-mentioned chock plug engagement.

17. the capping that energy indication as claimed in claim 16 was opened, it is characterized in that, above-mentioned seeondary closure member also comprises the annular wall that a circle is folded down from above-mentioned circumference with seeondary closure member of the annular lip that at least one circle extends internally, the distance that this annular wall and above-mentioned seeondary closure separate is greater than the length of above-mentioned centre hole inside face, so that can allow above-mentioned seeondary closure member slide, and disengage with above-mentioned chock plug, allow liquid pass through above-mentioned centre hole.

18. the capping that energy indication as claimed in claim 17 was opened is characterized in that, above-mentioned outlet member comprises a circle inward flange, is used for contacting with the above-mentioned annular lip that extends internally, and is laid down to stop above-mentioned seeondary closure member.

19. the capping that energy indication as claimed in claim 16 was opened is characterized in that the centre hole of above-mentioned seeondary closure member has the above-mentioned ring seal flange of at least one circle.

20. the capping that energy indication as claimed in claim 16 was opened is characterized in that above-mentioned at least one circle ring seal flange is continuous.

21. the capping that energy indication as claimed in claim 16 was opened is characterized in that above-mentioned at least one circle ring seal flange is discontinuous.

22. the capping that energy indication as claimed in claim 16 was opened, it is characterized in that, above-mentioned chock plug comprises the annular shirt rim that integral body that a disk and a circle extend out from the circumference of above-mentioned disk is folded down, so that above-mentioned disk is connected on the above-mentioned supporting member, thereby in above-mentioned chock plug, form a hollow chamber.

23. as claimed in claim 17 can the capping that was opened of indication, it is characterized in that it comprises that also one is bound up on and can indicates second annulus that was opened on the above-mentioned annular wall.

24. the capping that energy indication as claimed in claim 23 was opened is characterized in that, second annulus that above-mentioned energy indication was opened is connected on the above-mentioned annular wall in the vertical direction partition distance with the part of second frangibility of partition distance on many circumference.

25. the capping that energy indication as claimed in claim 24 was opened, it is characterized in that, can indicate second annulus that was opened to comprise many second bridge shape parts that the height of partition distance gets up on circumference, these bridge shape parts are extended to above-mentioned annular wall vertically, wherein, the above-mentioned height second bridge shape of getting up has partly formed the part that reduces the interval of annulus and above-mentioned annular wall.

26. the capping that energy indication as claimed in claim 25 was opened is characterized in that, the part of above-mentioned second frangibility is connected on the above-mentioned annular wall between the part second bridge shape part that above-mentioned height gets up.

27. the capping that energy indication as claimed in claim 25 was opened, it is characterized in that, the height of bridge shape that above-mentioned second height that extends out from annular circular ring gets up part is known, and the known altitude of the height of the part of above-mentioned second frangibility bridge shape part of getting up greater than above-mentioned second height.

28. as claimed in claim 25 can the capping that was opened of indication, it is characterized in that second member of above-mentioned frangibility is connected on the wall between the second bridge shape part that above-mentioned height gets up.

29. as claimed in claim 23 can the capping that was opened of indication, it is characterized in that, it also comprise many on circumference partition distance, the pit that extends out from above-mentioned outlet member.

30. the capping that energy indication as claimed in claim 23 was opened is characterized in that above-mentioned pit separates equal distance around the circumference of above-mentioned outlet member.

31. the capping that energy indication as claimed in claim 16 was opened is characterized in that it also comprises a lid that is installed in above-mentioned capping top, is used to seal the above-mentioned plug-type outlet closure assemblies of toppling over.

32. as claimed in claim 31 can the capping that was opened of indication, it is characterized in that above-mentioned lid is with the top that can indicate the 3rd annulus that was opened to be connected above-mentioned capping.

33. as claimed in claim 32 can the capping that was opened of indication, it is characterized in that above-mentioned the 3rd annulus that can indication be opened comprises many sawtooth, so as with the engagement that is positioned at above-mentioned capping top.

34. the capping that energy indication as claimed in claim 32 was opened is characterized in that, above-mentioned the 3rd annulus that was opened of indicating comprises a circle annular protrusion, is used for meshing with the annular protrusion at above-mentioned capping top.

35. the capping that energy indication as claimed in claim 34 was opened is characterized in that above-mentioned at least one circle annular protrusion is continuous.

36. the capping that energy indication as claimed in claim 35 was opened is characterized in that above-mentioned at least one circle annular protrusion is discontinuous.

37. as claimed in claim 1 can the capping that was opened of indication, it is characterized in that the position of above-mentioned locking component is near the above-mentioned belt bottom surface that can indication be opened.

38. the capping that energy indication as claimed in claim 2 was opened is characterized in that, at least a portion of above-mentioned ledge surface and the above-mentioned inside face of the belt that was opened of indicating are substantially parallel.