JP2009241939A - Over-cap having pilfer-proof band - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an over-cap having a pilfer-proof band, by which the cap can easily be opened without feeling pain in a finger pressing the cap to open. <P>SOLUTION: In the over-cap with the pilfer-proof band, the pilfer-proof band has a tear-off starting part that facilitates the breakage of this band, and a knob extended from the tear-off starting part. The knob is fixed to the pilfer-proof band through a plurality of projections formed along the periphery of the pilfer-proof band. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention is an overcap to be attached to a can container such as a powdered milk, provided with a pilfer proof band capable of easily detecting unauthorized opening, and capable of easily removing the pilfer proof band, and The present invention relates to a can container with an overcap to which the overcap is attached.

  Conventionally, a so-called overcap is used together with a can having a relatively large diameter, such as powdered milk, in order to prevent intrusion, adhesion, etc. of moisture and odor to the packaged contents after opening. In order to prevent unauthorized opening at the distribution stage, an overcap provided with a pilfer proof band is also frequently used. This has the effect of preventing unauthorized opening by determining whether or not the product has been opened based on the presence or absence of the pilfer proof band.

  As such an overcap with a pilfer proof band, a disk-shaped lid body is provided continuously downward from the edge of the lid body, and is engaged inside along the outer shape of the flange portion of the cylindrical can container. A skirt having a groove; a pilfer proof band continuously provided at the lower end of the skirt; and a plurality of folded blades arranged in the circumferential direction continuously provided at the lower end of the pilfer proof band; There is an overcap characterized in that a tearable thin portion is formed between the hood and the pilfer proof band, and the pilfer proof band is provided with a knob for gripping the pilfer proof band (Patent Document 1). . By fitting the overcap to the cylindrical can containing the package contents with the folded blade folded inside the pilfer proof band, you can hook the fingertip to the lower end of the pilfer proof band as before and overcap It is said that the pill fur proof property that cannot be removed from the cylindrical can can be secured.

Also, an over-equipped with a lid body having substantially the same shape as the top surface of the container, and a first skirt portion extending downward over the entire circumference of the edge of the lid body and having a latching portion hooked on the protrusion. A cap that extends continuously downward from the first skirt portion and that is inclined inward toward the side of the container; and extends downward continuously from the connection portion. There is also an overcap characterized by comprising a second skirt portion provided along the side portion of the container (Patent Document 2). According to this configuration, since the second skirt portion that is adjacent to the side portion of the container at the connecting portion and is continuous with the side portion of the container is disposed along the side portion of the container, the overcap is in close contact with the container when not opened and is difficult to remove. It can be provided. In the overcap described in Patent Document 2, a continuous portion between the first skirt portion and the second skirt portion is a pilfer proof band, and a knob is continuously provided extending to a peeling start portion. . As shown in the plan view of the overcap in FIG. 11 of the present specification, the overcap described in Patent Document 2 has a peeling start portion (112) of the pilfer proof band (109) formed of a thin-walled portion. The aspect in which the knob (111) is provided integrally with the pilfer proof band (109) adjacent to the peeling start part (112) is shown. The overcap with pilfer proof band is stably attached to the can when it is not opened, and the pill fur proof band is removed to notify the fact of opening, so when removing the pilfer proof band, Must be able to be easily removed. For this reason, 6 to 7 ribs are formed on the pilfer proof band (109) side of the knob (111) to facilitate gripping of the knob (111). In addition, the knob (111) formed adjacent to the peeling start part (112) has a convex part forming the plurality of ribs as a continuous part (111A) on the circumference of the pilfer proof band (109). Along the body. FIG. 12 shows an aspect in which the knob (111) is fixed to the main body along the circumference of the pilfer proof band (109) via a plurality of connecting portions (111A). When the tip (111C) of the knob (111) is turned away from the pilfer proof band (109), the connecting portion (111A) is broken and the peeling start portion (112) is broken, and the pilfer proof is broken. The band (109) is removed.
JP 2004-161325 A JP 2006-282199 A

  As shown in FIG. 12, the protrusion formed on the knob (111) is a protrusion that forms the top toward the pill fur proof band (109) with the knob (111) side as the skirt, and the tip is a pill. A continuous portion (111A) is formed in a row with the furproof band (109). When the knob (111) is pulled to break the continuous portion (111A), the continuous portion (111A) is sequentially broken, and a rib formed of a convex portion having the broken portion as a vertex is formed. Such a protrusion is suitable for preventing the slip of the knob, but when removing the pilfer proof band (109) by further pulling the knob (111), it is necessary to press the protrusion with a finger. Yes, you may feel tenderness in your finger. Therefore, it is desired to develop a knob that does not have tenderness when opened.

  Further, in the case where a convex portion having the base on the knob (111) side is formed and the tip of the convex portion contacts the pilfer proof band (109) to form the continuous portion (111A), the knob and the pilfer proof In order to facilitate breakage of the continuous portion (111A) with the band, the continuous portion is configured to contact the pilfer proof band (109) only at the upper end side of the knob (111). That is, as shown in FIG. 13, a thick portion is formed from the lower end of the knob (111) toward the upper end, and this thick portion becomes a continuous portion (111A), and a pill is formed at the upper end of the tab (111). It is fixed to the fur-proof band (109). For this reason, the knob (111) cannot be detached without a strong pulling force that can break the thick continuous portion (111A). Therefore, it is desired to develop a pilfer proof band that can be easily opened by pulling a knob.

  On the other hand, the knob is attached to remove the pilfer proof band (109), and such pulling cannot be performed efficiently unless gripping is easy. Therefore, it is desired to develop a knob that can be easily gripped when pulled.

  In addition, since the pilfer proof band originally detects unauthorized opening, it is possible to remove the overcap from the can container without removing the pilfer proof band, and to return the overcap to its original state again. Does not know that the overcap has been removed, and cannot detect unauthorized opening. Therefore, it is desired to develop an overcap with a pilfer proof band and an overcap can container that are excellent in fixing stability to the can container.

In view of the above-described present situation, an object of the present invention is to provide an overcap provided with a pilfer proof band that can efficiently prevent unauthorized opening.
It is another object of the present invention to provide an overcap that can easily remove a pilfer proof band via a knob when opened.

  Moreover, an object of this invention is to provide the can container with an overcap with which the said overcap was mounted | worn.

  As a result of examining the structure of the knob attached to the pilfer proof band in detail, the present inventor has formed a plurality of convex portions on the outer periphery of the pilfer proof band, and the apex of the convex portion is a continuous portion with the knob. Then, the knob can be fixed to the pilfer proof band before opening, and the formation of the knob-side convex portion that occurs when the continuous portion of the knob and the pilfer proof band breaks can be avoided. Therefore, it is possible to suppress tenderness due to pressing of the finger part at the time of opening, to prevent slipping when the knob is gripped by forming an R-shaped protrusion on the end part of the knob, and to touch the roundness of the end part. How to separate the pilfer proof band if it is soft, and the connecting part of the convex part is formed at the same position as the thin part connecting the overcap body and the pilfer proof band. It is possible to easily remove the pill fur proof band from the over cap body, and by specifying the shape of the can container to which such an over cap with pill fur proof band is attached, the can container and the pill fur proof band are attached. The present invention has been completed by finding that it is a can container with an overcap which is excellent in fixing stability with the overcap.

That is, the present invention consists of an overcap body and a pill fur proof band connected to the lower end of the overcap body via a thin portion,
The pilfer proof band is provided with a peeling start part for facilitating breakage and a knob extended to the peeling start part,
The knob provides an overcap with a pilfer proof band, wherein the knob is connected to a plurality of protrusions formed on the outer periphery of the pilfer proof band and fixed to the pilfer proof band. is there.

  The present invention also provides a can container with an overcap to which the overcap with a pilfer proof band is attached.

  In the overcap with a pilfer proof band of the present invention, a knob attached to the pilfer proof band is connected to a plurality of convex portions formed on the outer periphery of the pilfer proof band and fixed to the pilfer proof band. Therefore, the knob can be formed into a long plate shape. For this reason, the tenderness of the finger part at the time of opening which arises when a rib is formed inside the conventional knob can be prevented.

In the present invention, since the R-shaped protrusion is formed at the open end of the knob, the knob can be stably held.
Moreover, the can container with an overcap of this invention is excellent in the adhesiveness of a pilfer proof band and a can container, and is excellent in the unauthorized opening prevention effect.

The first of the present invention consists of an overcap body and a pill fur proof band connected to the lower end of the overcap body via a thin part,
The pilfer proof band is provided with a peeling start part for facilitating breakage and a knob extended to the peeling start part,
The knob is an overcap with a pilfer proof band, wherein the knob is connected to a plurality of convex portions formed on the outer periphery of the pilfer proof band and fixed to the pilfer proof band. Details will be described below.

  An example of a preferred embodiment of an overcap with a pilfer proof band of the present invention is shown in FIG. 1A is a plan view of an overcap with a pilfer proof band, FIG. 1B is a partial side sectional view, and FIG. 1C is a bottom view. As shown to Fig.1 (a), the overcap with a pilfer proof band has the overcap main body (2) of planar view circle. Moreover, as shown in FIG.1 (b), the overcap main body (2) and the pill fur-proof band (3) are connected through the thin part (5) formed in the lower end of the overcap main body (2). And are integrally molded. Moreover, as shown in FIG.1 (c), a knob (4) is fixed so that the outer periphery of a pilfer proof band (3) may be followed. The knob (4) is formed so as to extend to a peeling start portion (3c) for facilitating breakage of the pilfer proof band (3). When the overcap body (2) is initially opened, if the knob (4) is pinched and pulled in the circumferential direction, the peeling start portion (3c) is broken and the thin portion (5) along the circumferential direction. The pilfer proof band (3) can be excised while breaking.

  FIG. 2 is a bottom view of the overcap with a pilfer proof band, and shows a partially enlarged view of the knob (4). The pilfer proof band (3) has a peeling start portion (3c) formed of a thin wall, and an end of the knob (4) extends to the start portion (3c). Although there is no restriction | limiting in the shape of a knob (4), if it is a long plate shape without an unevenness | corrugation in the part which a finger | toe part contacts at the time of opening, the tenderness at the time of opening can be removed.

  The knob (4) is fixed to the pilfer proof band (3) by a plurality of convex portions (4a) formed along the outer periphery of the pilfer proof band (3). In the present invention, “a convex portion formed on the outer periphery of the pilfer-proof band” means a convex portion that forms a top portion toward the knob with the pilfer-proof band as a skirt. “Connecting with the convex portion” means forming a connecting portion that can fix the knob (4) to the pilfer proof band (3), for example, connecting with the knob (4) at the apex of the convex portion. The protrusion (4a) does not need to be formed over the entire length of the knob (4). For example, as shown in FIG. 2, the protrusion (4a) has 2 to 5 protrusions at the center excluding both ends. In addition to a mode in which the portion (4a) is formed and fixed to the pilfer proof band (3), two to three convex portions (4a) are formed in the vicinity of the open end of the knob (4) to pilfer proof A mode of fixing to the band (3) may be used.

  In the present invention, the open end portion (4b) of the knob (4) may be a cut-off portion having a corner portion, but preferably has an R-shaped projection (4b) as shown in FIG. By forming it in an R shape, the corners can be eliminated, and the contact feeling of the finger part at the time of opening can be improved. Moreover, the grip of the knob (4) by the finger part at the time of opening can be stabilized by the R-shaped protrusion (4b). The present invention is characterized in that the knob (4) is connected to the plurality of convex portions (4a) formed on the outer periphery of the pilfer proof band (3) and fixed to the pilfer proof band (3). The configuration in which the end portion of the knob (4) extends from the pilfer proof band (3) from the vicinity of the peeling start portion (3c) can be applied in the same manner as before.

  FIG. 3 shows a partial cross-sectional view of the overcap with a pilfer proof band of the present invention. As shown in FIG. 3, the convex part (4a) is formed at the upper end of the knob (4), and is a thin part (5) connecting the overcap body (2) and the pilfer proof band (3). ). The overcap body (2) and the pilfer proof band (3) can be reliably connected to each other by contacting the thin part (5) and the convex part (4a) at the same position, and easily at the time of peeling. This is because the knob (4) is peeled off and the overcap body (2) and the pilfer proof band (3) can be easily separated.

  The pilfer proof band (3) includes a thick portion (3a) gradually increasing from a thin portion (5) at the lower end of the overcap body (2) and a can container contact portion (3b) formed at the lower end. And the height of the can container contact portion (3b) is preferably 1/3 to 2/3 of the height of the pill fur proof band (3). This is because, when the pilfer proof band (3) and the can container are in contact with each other in this range, the fixing stability of the overcap with the pilfer proof band attached to the can container is improved. In addition, in FIG. 3, a dashed-dotted line shows the position of a can container.

  In addition, the longitudinal cross-sectional view of the overcap with a pilfer proof band including the peeling start part (3c) comprised by FIG. 4 with a thin wall is shown. The peeling start portion (3c) can be configured by forming the inner thickness of the pilfer proof band (3) to a uniform thickness. In addition, the thickness of the peeling start part (3c) should just ensure the intensity | strength which can maintain the pilfer-proof band (3) cyclic | annular, when attaching an overcap with a pilfer-proof band to a can container.

  In the overcap with a pilfer proof band of the present invention, a knob attached to the pilfer proof band is connected to a plurality of convex portions formed on the outer periphery of the pilfer proof band and fixed to the pilfer proof band. There is a feature in the point, therefore, there is no restriction on the shape of the pilfer proof band or overcap. For this reason, for example, as described in Japanese Patent Application Laid-Open No. 2004-161325, a device including a plurality of folded blades arranged in the circumferential direction continuously provided at the lower end of the pilfer proof band, or Japanese Patent Application Laid-Open No. 2006-282199. As described above, the knob (4) is fixed to the pilfer proof band (3) in the above-described manner on the one having a skirt portion extended to the lower end of the pilfer proof band. It can be an overcap with a pilfer proof band.

  Furthermore, in this invention, there is no limitation also in the can container which mounts the overcap with a pilfer proof band. In the present specification, the “can container” means a can in which the contents are stored, and such contents are preferably foods and drinks, and in particular, powdered milk products such as powdered milk. Recommended. In such a can container containing contents, a can container with an overcap that is more excellent in fixing stability can be obtained by adapting the shape of the can container and the shape of the overcap with a pilfer proof band. Hereinafter, for convenience, a can container having a predetermined shape and an overcap with a pilfer proof band attached to the can container will be described as an example.

  As shown in FIG. 5, the can container (1) to which the overcap with a pilfer proof band of the present invention can be attached includes a barrel (12) made of a metal cylindrical member, and at least the barrel (12). It consists of a top surface (13) fixed to the upper end by a winding part (11). The top surface (13) is not limited to the case where it is made of metal, such as plastic and metal foil, metal or metal oxide vapor deposition film, polyvinylidene chloride film, polyacrylonitrile resin, ethylene-vinyl oxide copolymer, etc. It consists of a central part made of a gas barrier film or other synthetic resin film or moisture-proof paper, and a metal part formed on the outer periphery thereof, and this metal part is fixed by the winding part (11). Also good. By removing at least a part of the top surface (13), an opening for taking out the contents is formed. By attaching the overcap so as to cover the top surface, the opening can be prevented from coming into direct contact with the outside.

  A convex part (7) protruding along the outer periphery of the trunk part (12) is formed on the upper part of the trunk part (12) of the can container (1) over the circumference of the trunk part (12). It is preferable. FIG. 6 shows a partial cross-sectional view in which the overcap with a pilfer proof band of the present invention is attached to such a can container (1). This convex part (7) consists of a substantially semicircular arc-shaped bulge in a cross-sectional view, and as shown in FIG. 6, the lower end of the pilfer proof band abuts on the fingertip from the lower end of the pilfer proof band (3). Access can be prevented, and the overcap with the pilfer proof band can be prevented from moving upward and coming off the can container (1).

  Moreover, as a can container (1), even if the convex part (7 ') is formed in the upper part of the said convex part (7) in parallel with the convex part (7) over the circumference | surroundings of the said trunk | drum (12). Good. FIG. 7 shows a partial cross-sectional view in which the overcap with a pilfer proof band of the present invention is attached to such a can container (1). As shown in FIG. 7, the lower end portion of the pilfer proof band (3) attached to the can container (1) is in contact with the convex portion (7) formed on the can container (1), and the pilfer Since the upper end of the can container contact portion (3b) of the proof band (3) is in contact with the convex portion (7 ′), the pill fur proof band (3) is stably fixed to the can container (1). That is, the pilfer proof band (3) is formed by sandwiching the can container contact portion (3b) of the pilfer proof band (3) between the upper and lower convex portions (7) and (7 ') formed in the can container (1). With the pilfer proof band, the pilfer proof band (3) abuts against the convex part (7 ') even if the overcap (2) is pushed upward. The upward movement of the overcap can be prevented. FIG. 8 shows a perspective partial cross-sectional view in which the overcap with a pilfer proof band of the present invention is attached to the can container (1). Pulling the knob (4) in the circumferential direction of the pilfer proof band (3) connected to the lower end of the overcap body (2) in the circumferential direction starting from the peeling start portion (3c) The pilfer proof band (3) is cut off, and the overcap body (2) can be removed for the first time as shown in FIG. Thus, since it becomes possible to remove the overcap body (2) for the first time after the pilfer-proof band (3) is excised, it is possible to prevent unauthorized opening of the can container with the overcap before purchasing the product. it can.

  As described above, the shape of the overcap body (2) is not limited, but considering the relationship with the can container (1), for example, a circular top surface (2a) as shown in FIG. And a side surface (2b) downward from the outer peripheral edge of the top surface (2a), and a latching portion (9) made of a concave recess is formed inside the side surface (2b). Good. As described above, the over-cap body (11) formed on the upper edge of the can container (1) is hooked on the hook-part (9) of the over-cap body (2). 2) can be detachably fixed to the can container (1).

  The overcap with a pilfer proof band can be formed by injection molding an olefin resin such as low density polyethylene, linear low density polyethylene, medium density polyethylene, high density polyethylene, and polypropylene.

  The can container (1) includes not only a three-piece metal can having a metal top surface (13) fixed to the upper end of the body portion of the straight can by a winding fastening portion (11), but also its use. It can be selected as appropriate according to the conditions. For example, in the case of a can container containing milk powder, paper or plastic having a circular annular edge at the center of the top surface (13) and metal foil, metal or metal oxide vapor deposition film, polyvinylidene chloride film Further, it may be formed of a composite material of a gas barrier material such as polyacrylonitrile resin or ethylene-vinyl oxide copolymer.

  As an example of the can container with an overcap of the present invention, a can containing powdered milk or the like is suitable.

It is a figure which shows an example of the overcap with a pilfer proof band of this invention. 1A is a plan view, FIG. 1B is a side view, and FIG. 1C is a bottom view. It is a bottom view of the overcap with a pilfer proof band of this invention, Comprising: It is the elements on larger scale of a knob (4). It is a fragmentary sectional view of the overcap with a pilfer proof band of the present invention. It is a longitudinal cross-sectional view of the overcap with a pilfer proof band including the peeling start part (3c) comprised with a thin wall. It is a figure explaining the can container which can mount | wear with the overcap with a pilfer proof band of this invention. It is the fragmentary sectional view which attached the overcap with the pilferproof band of this invention to the can container. It is a fragmentary sectional view of the other mode which equipped the can container with the overcap with a pilfer-proof band of the present invention. It is a perspective fragmentary sectional view which attached the overcap with a pilfer proof band of the present invention to a can container. It is a figure explaining a can container and an overcap after removing a pilfer proof band. It is a cross-sectional view of the overcap with a pilfer proof band of the present invention, and is a view for explaining the internal structure of the overcap body. It is a figure explaining the shape of the knob of the overcap of patent document 2. It is a figure explaining the aspect by which the knob attached to the conventional pilfer proof band is being fixed to the pilfer proof band via the several connection part. It is a figure explaining the connection part of the knob and pilfer proof band which are attached to the conventional pilfer proof band.

Explanation of symbols

1 ... can container,
2 ... Overcap (overcap body),
2a ... Overcap top (top),
2b ... Overcap side wall,
3 ... Pilfer proof band,
4 ... Knob,
5 ... Thin part,
7 ... convex part,
7 '... convex part,
9 ... Hanging part,
11 ... winding part,
12 ... trunk,
13 ... Heaven

Claims (7)

It consists of an overcap body and a pill fur-proof band that is connected to the lower end of the overcap body via a thin part,
The pilfer proof band is provided with a peeling start part for facilitating breakage and a knob extended to the peeling start part,
An overcap with a pilfer proof band, wherein the knob is fixed to the pilfer proof band in a continuous manner with a plurality of protrusions formed on the outer periphery of the pilfer proof band.   The overcap with a pill fur proof band according to claim 1, wherein an open end of the knob has an R-shaped protrusion.   The overcap with a pilfer proof band according to claim 1 or 2, wherein the plurality of convex portions are formed at the same position as a thin portion connecting the overcap body and the pilfer proof band. .   The pill fur proof band has a thick portion that gradually increases from a thin portion at the lower end of the overcap body and a can container contact portion formed at the lower end, and the can container contact portion has a height of the pill fur proof band. The overcap with a pill fur-proof band according to any one of claims 1 to 3, wherein the overcap has a ratio of 1/3 to 2/3.   A can container with an overcap to which the overcap with a pilfer-proof band according to any one of claims 1 to 4 is mounted.   The can container with an overcap according to claim 5, wherein a convex portion is formed at a lower end of the can container contact portion of the pilfer proof band.   6. The can container with an overcap according to claim 5, wherein the container has convex portions formed respectively at a lower end of the can container contact portion and an upper end of the thick portion of the pilfer proof band.

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