CN106458388A - Cap with a disposable cover - Google Patents

Abstract

Disclosed is a cap (1) for a container (2), said cap (1) comprising: (i) a planar surface (3) comprising more than one aperture (8) therein capable of communicating with interior of said container; and (ii) an annular sidewall (4) depending from said planar surface (3), wherein said cap (1) comprises an integral cover (5) for non-reclosably covering said apertures (8), where said cover is permanently separable from said cap to expose said apertures (8) and wherein said cover (5) is un-attached to said cap (1) except for point contacts with each aperture and about lines of contact joining adjacent apertures. Disclosed also is a process for manufacturing said cap comprising the steps of: (i) providing a mould; (ii) moulding a plastic material to form said cap (1) for a container (2), said cap (1) comprising a planar surface (3) comprising more than one aperture (8) therein capable of communicating with interior of said container; and an annular sidewall (4) depending from said planar surface (3), wherein said cap (1) comprises an integral cover (5) for non-reclosably covering said apertures (8), where said cover is permanently separable from said cap to expose said apertures (8); (iii) allowing the plastic material to set in the mould; and, (iv) removing the set material after a predetermined period of time to obtain the cap.

Description

There is the lid of disposable cover

Technical field

The present invention relates to a kind of lid for container.This lid is suitable for using front this container of reservation in first time Content.

Background technology

The discussion running through any prior art of this specification shall in no way be construed to be to recognize that such prior art is A part that is widely known or forming the common knowledge in this area.

Some are used for powder or granular materialss（Such as Pulvis Talci）Conventional vessel be adapted to pass through and splash to distribute content Thing.Multiple rotatable screen covers with one or more holes are widely used and these screen covers give the material that is distributed The characteristic that material screen divides or topples over.

Conventional vessel for such as talcous material has rotatable lid and internal sifter device, and it each has Hole.It is aligned with the hole in sifter device in the hole in open position, lid or mates, this allows powder to be issued.In closed position, Hole misalignment each other.The position that opens and closes of such conventional cap by the stop protrusion being arranged on bottle neck and is arranged on lid Inside stop protrusion on son determines.Although the lid on this basis is handy as closure member, they lack aobvious stealing Open the feature with child-resistant.

This screen cover has content and overflows/reveal or the problem that discharged by carelessness, it is general occur during transportation with And between manufacturing and using for the first time.Therefore it is usually desirable to the assembling phase of at least during transporting or after filling lid Between the hole/aperture on lid is sealed.Known technology cannot prevent content from being neglected release.Therefore, in order to Reduce carelessness release as far as possible, seal laber is by frequent flat/flat surface being applied to lid with coverage hole.Replace Dai Di, shrinks set and is applied to lid area.Can also be with shrinking set top cover come sealing container, this contraction set top cover enters to aperture Row sealing.Even if if however, leading to hole slight due to any motion after powder/granule material is filled in a reservoir Open, then this arrangement do not prevent reveal.

Another conventional encapsulating method is to container application vacuum seal, and conventional screen cover is placed on this container. This is related to the process with two steps.And, this is not user-friendly pattern, because needing before the first use Except screen cover, then must tear vacuum seal and only lid could be put back to use after this.

It is applied to viscosity capping/label neither tamper-evident or even nor the tamper evident of screen cover.Such lid（Closure member） Example occur in US5513781 B1（Phoenix Closures, Inc）In.Once label is removed, it is coated with binding agent Region trend towards recruit dye dirty, it can cause content to become unhygienic, particularly when by chance this content is for eating ?.

US2004/0079765A1（Johnson & Johnson Consumer Companies, Inc）Disclose for The allotter of flowable materials.It has lid and lock, and this lock is an extra block of material and is attached to lid and/or bottle portion At least one of point, have and prevent lid with respect to the latched position of outlet rotation and to have non-locked position, in non-lock During positioning is put, lid is not constrained by lid lock.

US2002104852A（Seaquist Closures, Inc）Disclose a kind of closure member, it has main body, works in coordination with The lid of operation and the tamper evident set of surrounding.Main body has end wall and annular sidewall, and described end wall has distribution aperture, described Side wall hangs down from described end wall, and described side cornice has for the female thread with the corresponding external screw thread of container.Tamper evident set encloses Around closure body and have pearl, described pearl can be joined to the holding element of described container to prevent described set with respect to institute State container axially to move up, the holding element of described container is located at the lower section of closure body.Described set is included described Holding member above lid is to prevent undesirable open motion of lid.Described set includes frangible feature portion, described frangible Features be arranged to be torn in case remove described cover and be arranged to from the top of described lid disengage described holding member To allow to open described lid.

United States Patent (USP) US4355729B1（Maguire; Daniel J.）Disclose a kind of appearance of disposable child Device closure member, it is used for the single-nozzle that closure has the container of not removable closure member（Opening）.Described closure member has One, interchangeable, not frangible lid, user is easy firstly the need of removing this using screwdriver or knife or similar means Broken lid is to access the content of described container.Described frangible lid is connected to described closure by weakening joint Part, so that described lid can be removed by using the instrument described joint that fractures.

Although particularly not pointing out wherein, technical staff can be inspired with using identical structure, that is, right In the container with multiple holes, each hole has a pair of closure member and lid, to distribute content.

FR1450665A（RAUSING ANDERS RUBEN, 1966）Disclose another kind and there is single distribution hole Container.Described container has tongue, and described tongue serves as the tampered feature of instruction.For opening bottle, need to catch described tongue Portion and by applying enough pull strength to lid and pulling up to separate described tongue with described nozzle along minimum drag line. The necklace of tubulose cuff is retained in vessel port.

GB1047747A（METAL BOX CO LTD, 1966）Disclose a kind of multiple for distributing having of content The container of hole.Each hole is crisply covered by the flange of their own, and described flange passes through reduction contact and is attached to lid Surface.Protruded stigma protrudes from each flange.This patent also discloses when hope distributes some contents from described container, some to Under pressure in this direction by such as lead against the finger/straight object of protruded stigma outer end or by being inserted into its recess Pen pointed tool and be applied to protruded stigma.Described pressure causes partition rupture and as a result, described partition and described protruded stigma Fall in described container.Described hole is opened immediately.

Although technical staff can remain a need for a kind of lid freely using prior art, its enough sturdy and durable with Until first time is using the even minimum loss not allowing packaged material when encapsulation, and this lid can be by any meaning Figure is opened it anyone and is easily opened in facile mode to use, and overcomes discussed prior art simultaneously At least some of drawback, shortcomings and limitations.

Content of the invention

We have determined that on lid provide can be permanently separated but for single integration capping in order to All holes of lid can not be covered with again covering, this provides a solution.

Disclose a kind of lid for container according to first aspect, wherein, described lid has flat surfaces and annular Side wall, described flat surfaces have more than one hole in it, and described hole can be connected with the inside of described container, described ring Shape side wall hangs down from described flat surfaces, and wherein, described lid has integration capping, and described integration covers for weighing Cover described hole with newly covering, wherein, described capping can be permanently separated with described lid to expose described hole, and its In, described capping except with each hole point contact and connection adjacent holes contact line around in addition to be not attached to described lid Son.Disclose a kind of process of the lid for manufacturing first aspect according to second aspect, comprise the steps：

（i）Mould is provided；

（ii）To in described mould to form the described lid for container, described lid has flat surfaces to moulding of plastics materials And annular sidewall, described flat surfaces have more than one hole in it, and described hole is connected with the inside of described container, described Annular sidewall hangs down from described flat surfaces, and wherein, described lid has integration capping, and described integration covers for can not Again cover described hole with covering, described capping can be permanently separated with described lid to expose described hole；

（iii）Plastic material is allowed to solidify in the mold；And

（iv）The material removing solidification after a predetermined time period is to obtain described lid.

The brief description of accompanying drawing

Fig. 1 is the isometric drawing of the preferred embodiment of the lid according to the present invention；

Fig. 2 shows the embodiment of Fig. 1 with isometric drawing, is removing integration capping；

Fig. 3 shows the embodiment of Fig. 1 with isometric drawing, and integration capping has been removed and has fully been separated with lid, Thus exposing all apertures in lid；

Fig. 4 illustrates the embodiment of Fig. 1 with longitudinal cross-section.

The illustrating of accompanying drawing

Fig. 1 to Fig. 3 referring to the drawings, wherein shows the preferred embodiment of the lid according to first aspect with isometric drawing； This lid is typically marked by reference 1.

Figure 1 illustrates a kind of circular lid 1 for container 2, this container is shown in broken lines.This cover shape is circle Shape, including flat or flat surface 3 and annular sidewall 4, flat or flat surface 3 has four holes in it（Regard at this In figure is not shown）, annular sidewall 4 hangs down from flat surfaces 3.Hole is connected with the inside of container 2.Lid 1 has the circle of integration Ring-type capping 5, this capping is substantially completely positioned on flat surfaces 4.Ring-type（Or annular）Cover 5 and then there is tab structure Part 6, this tab member is used for making user catch this capping.In order to preferably grasp, tab member has embossing, and in them Some as shown with 7.

Integration capping 5 is non-radial type, and that is, non-articulated is to lid 1, unlike being hinged to of most prior art The capping of cap body.Capping 5 is by all holes on lid 1（Invisible）Seal but hole can not be covered with again covering, because This capping, once separating with lid, has no idea to make capping return on lid.

Capping 5 is made by with lid 1 identical material.Further, capping and lid form single piece component.

Fig. 2 shows the embodiment of Fig. 1, draws integration capping 5 by catching tab member 6, by this exposed hole 8 One, and in figure 3, capping 5 is separated with lid 1 completely, thus exposes all of hole（Collectively it is marked as 8）, this Some holes around flat surfaces border arrangement, and in this embodiment they around the circumference on circular, flat surface.Only Mark in contact line two and illustrated with numeral 9 and 10.

Referring now to Fig. 4, it illustrates the embodiment of Fig. 1 with longitudinal cross-section, and this view clearly illustrates and covered Entirely position on flat surfaces, and this capping is except contacting with the point in each hole（The contact of this point is invisible in this view） And it is not attached to lid beyond around the contact line connecting adjacent holes.Capping is not to be hinged to lid and lid and capping are Single-piece.In addition to the feature shown in accompanying drawing above, also show screw member 11 and lobe 12 in this view, Their function is well-known.

It can be seen that single integration capping by frangible and can not cover in the way of again covering whole each Hole.

Specific embodiment

Disclose a kind of lid for container in the first aspect.This lid has flat（I.e. flat）Surface, should Flat surfaces have the one or more holes for distributing content.For this reason, hole can be connected with the inside of container. This lid also has the annular sidewall hanging down from flat surfaces.The length of this annular sidewall may depend on specific encapsulation need and Change.For example, side wall can have considerable length, so as to have inside it screw thread or equivalent feature with container Cervical region engage.In certain embodiments, side wall can only have the length of very little, and this length is enough with compared to being threadedly engaged not Same mode is engaged with the opening of container on the cervical region of container.Its example is snap-fit arrangement, for snap-fit arrangement For less length be sufficient to.

Lid have integration capping, this integration cover for can not cover with again covering more than one hole and This capping can be permanently separated with lid with exposed hole.In the preferred embodiment of lid, capping substantially completely positions On flat surfaces.

This capping except with each hole point contact and connection adjacent holes contact line around in addition to be not attached to lid. It is further particularly preferred that such embodiment, wherein, capping is not to be hinged to lid.In other words, capping is connect by non-articulated Head is attached to lid.It is further particularly preferred that lid and capping are single piece component manufacturing to simplify.

Lid can be any of shape, for example circular, square or any other shape.Similarly, integration Capping can correspond to the shape of its lid but this correspondence is dispensable.However, it is preferable that the shape of lid and envelope The mating shapes of lid.

In a preferred embodiment, the hole on flat surfaces presents along the border of flat surfaces, such as along the circle of circular lid Zhou Chengxian.

Preferably lid has 3 to 20 holes, and this some holes is connected with the inside of container.Further preferably lid tool There are 4 to 10 holes.The quantity in hole and size will depend upon intention containers store and the property of the product distributed from container.

In order to contribute to making removal thoroughly and easily, preferably cover compared to its average thickness contact point with contact It is thinner at line.Particularly preferably being sealed on the thickness at contact point and contact line is 0.05mm to 0.1mm.Such spy Levy and be helpful to because its left burr vestige is minimum on the top and has enough intensity to stand non-to have The removal of meaning.Thicker contact point will leave its vestige on the surface of lid and also client will be made to be difficult to easily be gone Remove.

Preferably cover thinner compared with lid.It is highly preferred that the average thickness of capping is 0.2mm to 1.5mm, more preferably It is 0.4mm to 0.6mm.

In order to contribute to, capping is permanent with lid to be separated, and preferably capping has tab member, further preferably And in order to preferably grasp, tab member has embossing.When drawing tab, capping is stripped with exposed hole.Therefore in capping Some embodiments generally circular in shape in, on lid separate cover when, separated out be ribbon or ring.

Preferably include that the lid of capping is made up of plastic material, be more preferably made up of polyethylene or polypropylene.

Process

Disclose a kind of process of the lid for manufacturing first aspect according to second aspect, comprise the steps：

（i）Mould is provided；

（ii）Moulding of plastics materials includes flat surfaces and annular sidewall to form the described lid for container, described lid, Described flat surfaces include in its interior more than one hole, and described hole can be connected with the inside of described container, described annular Side wall hangs down from described flat surfaces, and wherein, described lid includes integration capping, and described integration covers for can not be again Cover described hole with covering, wherein, described capping can be permanently separated with described lid to expose described hole；

（iii）Plastic material is allowed to solidify in the mold；And

（iv）The material removing solidification after a predetermined time period is to obtain described lid.

Preferably, lid by injection or compression molded manufacturing.It is highly preferred that plastic material is polyethylene or poly- third Alkene.

Preferably mould is slider type mould.Mould may be provided with into multi-cavity mold simultaneously to manufacture multiple Lid, and the operation of mould and molding equipment can suitably be adapted to this point.Preferably, mould is split mould, its Lid is allowed to be split mould to mould, when it allows to open when crack, lid will be discharged mould with the state of formation completely. In conventional method, by the bar percussion part in stripper or core by the part being moulded ejection die.But There is slide block in this case, once part（I.e. lid）Formed, it is opened after the mould was opened.This is by slide block or core Lid is tapped out and is helpful to during mould by bar.

Injection/compression moulding apparatus have been well-known together with the general operation of mould.It is not described in further detail herein Manufacture with regard to the lid of the present invention and such known step.The construction of mould and the injection/compression molded associating with this The operation of equipment can change to a great extent, and still includes disclosed necessary method and step, and these steps make This lid can be manufactured.

Claims (13)

1. one kind is used for container（2）Lid（1）, described lid（1）Including：

(i) flat surfaces（3）, described flat surfaces（3）Including in its interior more than one hole（8）, described hole（8）Can Connect with the inside of described container；With

(ii) annular sidewall（4）, described annular sidewall（4）From described flat surfaces（3）Hang down,

Wherein, described lid（1）Including integration capping（5）, described integration capping（5）For covering with again covering Described hole（8）, wherein, described capping can be permanently separated with described lid to expose described hole（8）, wherein, described capping （5）Except with each hole point contact and connection adjacent holes contact line around in addition to be not attached to described lid（1）.

2. lid as claimed in claim 1（1）, wherein, described lid（1）With described capping（5）It is single piece component.

3. lid as claimed in claim 1 or 2（1）, wherein, described capping（5）Substantially completely it is positioned at described flat Surface（3）On.

4. the lid as described in any one of aforementioned claim 1-3（1）, wherein, described capping（5）Be not be hinged to described Lid.

5. lid as claimed in claim 4（1）, wherein, described capping（5）Compared to its average thickness in described contact point and It is thinner at described contact line.

6. lid as claimed in claim 5（1）, wherein, the described thickness being sealed at described contact point and described contact line It is 0.05mm to 0.1mm.

7. the lid as described in any one of aforementioned claim 1-6（1）, wherein, described capping（5）More described lid（1） Thinner.

8. lid as claimed in claim 7（1）, wherein, described capping（5）Average thickness be 0.2mm to 1.5mm.

9. the lid as described in any one of aforementioned claim 1-8（1）, wherein, described capping（5）Including tab member （6）.

10. lid as claimed in claim 9（1）, wherein, described tab member（6）Surface there is embossing（7）.

A kind of 11. processes for manufacturing lid as claimed in claim 1, comprise the steps：

I () provides mould；

(ii) moulding of plastics materials is to form for container（2）Described lid（1）, described lid（1）Including flat surfaces （3）And annular sidewall（4）, described flat surfaces（3）Including in its interior more than one hole（8）, described hole（8）Can with institute State the inside connection of container, described annular sidewall（4）From described flat surfaces（3）Hang down, wherein, described lid（1）Including one Bodyization covers（5）, described integration capping（5）For can not cover described hole with again covering（8）, wherein, described capping energy Enough and described lid is permanently separated to expose described hole（8）；

(iii) described plastic material is allowed to solidify in the mold；And

(iv) material removing solidification after a predetermined time period is to obtain described lid.

12. processes as claimed in claim 11, wherein, described lid by injection or compression molded manufacturing.

13. processes as described in claim 11 or 12, wherein, described plastic material is polyethylene or polypropylene.