KR20040038799A - A closure with tamper-evident seal for containers of liquid particuarly bottles - Google Patents

Abstract

The present invention relates to a closure for a liquid container having a sealing device in which an opening trace is left, wherein an overcap 21 having a tubular sleeve is inserted between the cap and the cover 29, and the tubular sleeve is a tubular sleeve ( A first member covering 15 and a second member 23 covering the annular skirt 20 extending in the axial direction, wherein the members 22, 23 are formed of a second member 23; Connected by means of a circumferential region 24 which can be broken at the first opening of the closure so as to be separated from the first member 22, and the coupling means 45, 46, 48, between the second member 23 and the skirt 20. 49, 50 are provided, as well as means 43, 44, 41, 33, 34, 38, 39 for preventing relative rotational and axial movements of the first member 22 of the overcap and the sleeve of the cap. It is provided between 15, and has the feature provided in the cover which has an aesthetic function on the opposite side.

Description

A CLOSURE WITH TAMPER-EVIDENT SEAL FOR CONTAINERS OF LIQUID PARTICUARLY BOTTLES}

The present invention relates to a closure for a container containing a liquid, having a opening located at the end of the neck, the neck is provided with an annular rim extending axially from the container body and extending radially around the opening, An unopened outlet having an outlet orifice as well as a valve means positioned above the opening of the neck to prevent liquid from entering the vessel and allowing outflow, and to securely engage the outlet on one side and the neck on the other side A cap having an annular skirt axially engaged with the radially extending member for securing and positioned around the neck, and a tubular sleeve extending outwardly in the axial direction of the outlet for opening and closing the outlet orifice; The inner wall of the tubular sleeve of the cap and the outlet to tighten or loosen the cap. Fixed to the screw means and the cap is formed between the side wall and consists of a cover having an aesthetic function to cover the cap and the tubular sleeve.

Closures of the type described above are well known in the art. Although the closure is not necessary for a high quality type, it is often used to prevent bottles containing liquids, to avoid fraudulent refills of liquids and other liquids, and to provide a cover for capping the bottle. It is used for the purpose of giving special aesthetic value to the top. It can have a variety of forms and both opaque and transparent materials are feasible.

As is known, closure assemblies of the type described above are generally covered with a thermoplastic membrane that can be folded in. The membrane extends to cover a portion of the neck of the bottle and the closure has not yet opened. It ensures that the bottle has not been used yet.

However, in the practical use of the closure described above, the membrane may be folded because it may not open completely to the neck of the bottle or may allow opening and rotation of the cap without breaking which may indicate visible damage or opening. It should be noted that membranes made of thermoplastic material are not sufficient to ensure that the closure is not open and some liquid is not spilled.

It is therefore a primary object of the present invention to provide a closure of the type described above with a sealing device which gives evidence that the bottle has been opened upon first opening.

This object is achieved by a closure of the above-mentioned type characterized by the appended claim 1.

1 is a cross-sectional view of a closure according to the invention with a coupling means of a sealing device according to one embodiment;

Figure 2 is a perspective view of a metal skirt for fixing the outlet to the neck of the bottle with another coupling means of the sealing device according to an embodiment.

3 is a cross-sectional view of a closure according to the invention with engaging means of a sealing device according to a second embodiment;

4 is a perspective view showing a metal skirt for fixing the outlet to the neck of a bottle provided with a coupling means of the sealing device according to the second embodiment;

5 is a perspective view of the outer cap of the closure according to the invention;

6 is a perspective view of a cover element with an aesthetic function according to the invention.

7 and 8 are detailed views of the enlarged region of FIGS. 1 to 3;

* Description of symbols for important parts of the drawings *

1: container 2: neck

3: opening 4: rim

5: single 6: flange

7: outlet orifice 8: tube

9: color 10: spherical body

11: tubular member 12: hole

13: stopper cap 15: tubular sleeve

16, 17: screw means 18: annular rim

19: sweet 20: skirt

21: overcap 22: first member

23: second member 24: breakable area

25: columnar incision 26: bridge

27: axial incision 28: rim

29: cover 33, 34: matching surface

35, 35a: concave surface 36, 36a: convex surface

37,37a: axial line 38: annular rim

39 groove 40: annular rib

45 axial rib 46 pin

Hereinafter, the present invention will be described in more detail with reference to some embodiments of the accompanying drawings, and the present invention is not limited to these examples.

1 is a cross-sectional view of a closure according to the invention with a coupling means of a sealing device according to one embodiment, and FIG. 2 is for securing an outlet to the neck of a bottle with another coupling means of a sealing device according to one embodiment. 3 is a perspective view showing a metal skirt, FIG. 3 is a cross sectional view of a closure according to the invention with coupling means for a sealing device according to a second embodiment, and FIG. 4 with coupling means for a sealing device according to a second embodiment. Is a perspective view of a metal skirt for securing the outlet to the neck of a bottle, FIG. 5 is a perspective view of the outer cap of the closure according to the invention, and FIG. 6 is a cover element with an aesthetic function according to the invention 7 and 8 are detailed views illustrating the enlarged area of FIGS. 1 to 3.

Referring to the above drawings, reference numeral 1 designates a bottle-shaped container having a neck 2 extending along the longitudinal axis X-X.

The neck 2 extends to the opening 3 around the rim 4 which is located circumferentially and forms a stage 5 below.

The outlet, in which the opening trace of known form remains, is provided on the opening 3 with a flange 6. The outlet has an outlet orifice 7 formed at the end of the tube 8 which fits in the collar 9 connected to the flange 6 of the outlet.

The outlet port has valve means to prevent liquid from entering the vessel and to allow for outflow. The valve means of known type comprise, for example, a spherical body 10 which fits snugly within the neck 1 of the container and is slidably accommodated inside the tubular member 11 having a hole 12.

The outlet orifice 7 is closed by the stopper cap 13. This stopper cap 13 has a collar 14 that enters the orifice for sealing and has a tubular sleeve 15 extending axially on the outer surface of the tube 8.

Screw means 16 are provided on the outer surface of the tubular body 8, which screw means 16, such as screws, are provided on the inner surface of the tubular sleeve 15 of the cap 13 for opening and closing. Meshes with (17).

The tubular body 8 also has an annular rim 18 which forms a stage 19.

The metal plate skirt 20 covers the rim 4 of the neck of the container and, for example, is bent to engage the end 19 of the tube body 8 on one side, and on the other side it is fixed. Engage the rim (4) under the stage (5).

Therefore, the skirt 20 allows the neck and the outlet of the container to be stably connected.

According to the invention, the overcap 21 is located above the cap 13 and its tubular sleeve 15 and has a tubular sleeve composed of a first member 22 and a second member 23. The first member 22 extends axially to cover the tubular sleeve 15 of the cap, whereas the second member 23 extends at least partially to cover the skirt 20 of the metal plate.

The second tubular member 23 is connected with the first member 22 by a circumferential breakable region 24 formed by the circumferential cut 25 and the bridge 26.

In particular, the second tubular member 23 has a columnar incision 25 and a lower end such that the second member 23, which is separated from the first member 22 after the initial opening of the closure, can be completely separated from the neck of the container. It may be provided with an axial incision 27 formed circumferentially between the rims 28 of.

In the position which covers the overcap 21, the cover 29 which has an aesthetic function is provided. The cover surrounds the overcap 21 with a portion 30 thereof, the first tubular member 22 with its portion 31, and at least partially the second tubular member 23 with its portion 32. Wraps.

The cover 29 may have several forms, which may be realized in whole or in part by an opaque or transparent material. This cover 29 is fixed to the first tubular member 22 of the overcap by means of preventing relative rotational movement. These means are shown in Figures 5 and 6, the matching surface (33) of various shapes formed on the outer wall of the member 22 and the inner wall of the portion 31 of the cover 29, respectively. It consists of 34.

In the example shown in the above figures, the matching surface consists of concave surfaces 35 and 35a and convex surfaces 36 and 36a connected along the axial lines 37 and 37a.

For the shape of the matching face shown, when the cover 29 is made of a transparent material, a flat cut may be made to have the most suitable polygonal shape from an aesthetic point of view.

Means for preventing axial separation are provided between the first member 22 and the cover 29 of the overcap. This means consists of an annular rim 38 extending radially from the tubular member 22 and a groove 39 formed in the inner wall of the opposing portion 32 of the cover, the rim being inserted into the groove. .

In addition, a means for preventing relative axial movement is provided between the first tubular member 22 of the overcap and the tubular sleeve 15 of the cap. This means consists of an annular rib 40 which is moved by the first member 22, which engages the edge 41 of the rim 42 of the sleeve 15.

Another means for preventing relative rotation is provided between the sleeve 15 and the first member 22 of the overcap, which comprises a conventional axial rib 43 and a groove 44 parallel to the XX axis. Each surface is replaced. The rib 43 on one surface fits into the groove 44 on the other surface.

From the above, it can be seen that the rotation of the cover 29 brings about the rotation of the over cap 21 and the cap 13 below it at the moment when the closure is first opened.

During this operation, the second tubular member 23 of the overcap does not fully follow the operation of the first member 22, so that the splitting of the bridge 26 and the separation from the first member are evidence of initial opening. Indicates.

For this purpose, referring to FIGS. 1 and 2, means are provided for preventing the rotational movement of the member 23 in relation to the metal plate skirt 20. Such means are provided on a plurality of axial ribs 45 circumferentially distributed and configured on the second tubular member 23, and a skirt 20 which engages the ribs 45 during rotation for opening. And pins 46 distributed axially and circumferentially.

According to a convenient manufacturing method, the axial pin 46 is cut according to its shape and is made by a skirt 20 which is folded around the non-cut portion 47 of the type lying parallel to the neck axis X-X of the container.

According to another embodiment, as shown in FIGS. 3 and 4, between the tubular member 23 and the lower skirt 20, an engaging means is provided to prevent relative axial movement. This means comprises a pair of annular ribs 48, 49 extending radially from the inner surface of the tubular member 23, and a plurality of hooks circumferentially distributed in the skirt 20 and radially extending from the skirt 20. It consists of a piece 50.

The catching piece 50 can be realized in the order of cutting the area of the skirt 20 along its shape and folding around the non-incision length 51 of the form lying substantially in the circumferential direction.

At the moment of the first opening, by the rotation of the cap, even if the tubular member 23 initially follows the rotational movement of the first member 22, the locking piece 50 prevents axial movement and the bridge breaks. Causes

The present invention has the effect of ensuring that the closure is not opened and that some of the liquid is not leaked by providing a sealing device that gives evidence that the bottle was opened at the first opening.

Claims (13)

An opening 3 located at the end of the neck with an annular rim 4 extending axially from the container body 1 and extending radially around it, and located above the opening 3 of the neck of the container An unopened outlet 8 having an outlet orifice 7 as well as a valve means 10, 12 which prevents water from entering the vessel and allows for an outflow, and in one side engages with the outlet 8 and the other side And an annular skirt (20) axially engaged with the radially extended rim (4) and positioned around the neck (2) to securely secure the outlet (8) to the neck (2), A cap 13 having a tubular sleeve 15 extending outwardly in the axial direction of the outlet 8 for opening and closing the orifice 7, and inside the tubular sleeve 15 of the cap for tightening or releasing the cap. Wall and outer wall of the outlet 8 This is fixed with the screw means 16 and the cap formed in a closure for a liquid container having an opening, the remaining traces of the sealing device comprising a cover 29 having an aesthetic function to cover the cap and the tubular sleeve, And an overcap 21 inserted between the cap 13 and the cover 29 having an aesthetic function, wherein the overcap is an axially extending tubular sleeve and the tubular sleeve of the cap. The first member 22 which covers 15 and the 2nd member 23 which cover the said annular skirt 20 are provided, The said tubular members 22 and 23 are the 2nd member 23, The 1st member Connected to each other by a circumferential region 24 that can be broken when an initial opening of the closure is made to separate at 22, and in one side between the first member 22 of the overcap and the sleeve 15 of the cap In another aspect, means 43, 44, 41, 42, 33, 34, 38, 39 for preventing relative rotational movement and axial movement provided between the cover 29 having an aesthetic function, and Opening, characterized in that it comprises a coupling means provided between the second tubular member (23) and the skirt (20). Closure for a liquid container equipped with the sealing device have left. 2. The device according to claim 1, wherein said means for preventing relative rotational movement between the first tubular member (22) of said overcap and the tubular sleeve (15) of said cap are respectively opposed to a plurality of axial ribs (43). A closure for a liquid container having a sealing device in which an opening trace remains, wherein the groove is formed in the groove 44, and the rib of one surface is engaged with the groove of the other surface. The means for preventing relative axial movement between the first tubular member (22) of the overcap and the tubular sleeve (15) of the cap is in accordance with the first tubular member (22) of the overcap. An annular rib 40 formed on an inner surface of the cap and extending radially toward the tubular sleeve 15 of the cap, and a lower edge 41 of the sleeve 15 of the cap fitting the rib. A closure for a liquid container, the sealing device of which the opening trace remains. 2. The means according to claim 1, wherein said means for preventing relative rotational movement between the first tubular member (22) of said overcap and said cover (29) having an aesthetic function is an area (35, 36) of the protruding surface of said overcap. The regions are characterized in that they are continuous with each other along the connecting line 37 extending in the axial direction, corresponding to the matching surfaces 35a, 36a formed on the wall of the cover 29 having an aesthetic function. A closure for a liquid container provided with a sealing device in which an opening trace remains. The means for preventing relative axial movement between the first tubular member (22) of the overcap and the cover (29) having an aesthetic function is the first tubular member (22) of the overcap. An annular rim 38 extending radially from and defining an axial end, and an annular groove 39 formed in the opposing portion 31 of the cover 29 having an aesthetic function. 38) A closure for a liquid container having a sealing device in which an opening trace remains, characterized in that the groove (39) is engaged with each other. 2. The sealing device of claim 1, wherein the weakened region (24) comprises a plurality of cutouts (25) and a brittle bridge (26) distributed along a circumferential line. Closed liquid container. 2. The annular skirt (20) according to claim 1, wherein the annular skirt (20) is made of metal and bent to the lower portion of the rim (4) radially extending around the opening (3) of the neck (2). Closure for a liquid container having a sealing device that the opening traces remain. 2. The second member (23) of the tubular sleeve of the overcap extends axially from the weakened area (24) and has a length shorter than the axial extension of the skirt (20). A closure for a liquid container having a sealing device, in which an opening trace remains. 2. The second member (23) of the tubular sleeve of the overcap is provided with an axial cutout (27) extending from the weakened area (24) to its lower edge (28). A closure for a liquid container, the sealing device of which the opening trace remains. 8. The annular skirt (20) according to claim 1 or 7, wherein the second tubular member (23) of the overcap and the annular skirt (20) made of metal wrap around the annular rim (4) of the neck (2) of the container (1). The engagement means consists of a plurality of axial ribs 45 formed on the surface of the member facing the skirt and a plurality of axial pins 46 extending radially from the corresponding surface of the skirt 20, A closure for a liquid container with a sealing device in which the opening trace remains, characterized in that the pin (46) is engaged with the rib (45). 11. A skirt according to claim 10, wherein the axial pins 46 are cut according to their shape and folded around the non-cut portion 47 in a form lying parallel to the axis XX of the neck 1 of the container 1. Closure for a liquid container having a sealing device that remains open trails, characterized in that consisting of a part of. 8. The coupling means according to claim 1 or 7 provided between the second tubular member (23) of the overcap and the annular skirt (20) made of metal surrounding the annular rim (4) of the neck of the container. A plurality of annular ribs 48, 49 positioned in the direction and extending radially toward the skirt 20 and formed on the inner surface of the second tubular member 23 of the overcap; It consists of a plurality of engaging pieces (50) circumferentially distributed in the skirt (20) with an end extending radially toward the annular ribs, the annular ribs (48, 49) are engaged with the engaging piece (50) in the axial direction A closure for a liquid container having a sealing device in which an opening trace remains. The unsealing according to claim 12, wherein the locking piece (50) comprises a part of the skirt (20) folded around the non-incision length (51) of a shape that is partially cut along its shape and placed along the circumferential direction. Closure for liquid container with sealing device that leaves traces.