JP2006069556A - Bung for paper-made liquid container with te function - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a bung for a paper-made liquid container with TE (tamper evident) function in which the bung is fitted to an upper opening 51 of the paper-made liquid container 50 having a regular flat or gable roof-shaped upper side, the initial clear opening feeling is available, the appearance shape is different when the opening is re-closed with the bung as original, and the container is possibly neither opened nor unsealed before purchase by mischief or tamper. <P>SOLUTION: The bung for the paper-made liquid container comprises a screw type cap 20 having a liquid-proof ring (a) on an inner face of a top plate, and a screw type bung body 30 having an unsealing part 31 with a pull-ring (c) on the inner face and a bond ring (d) on the lower part. A thin-walled cylindrical TE function cover 33 which has a bung-opening knob piece (o) on an upper end and an easily-cut half-breaking line (p) to connect the bung-opening knob piece (o) to a lower end on an upper surface of the bond ring (d) of the screw type bung body 30, and covers most portion of an outer surface of the cap 20 in a closer manner is continuously provided via a full-circumferential easily-cut half-breaking line (q) continuous to the easily-cut half-breaking line (p). <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention is attached to the upper opening 51 of a liquid paper container 50 that contains milk drinks, juices, sake, etc., and is usually made of a paper laminate material having a flat top surface or a gable roof and having various barrier properties. Thus, the periphery of the upper opening 51 and the fusion ring d of the plug body 30 are firmly heat-sealed and sealed, and the breakable film 60 is strongly heat-fused on the inner surface side of the periphery of the upper opening 51. It relates to a stopper for liquid paper containers with TE (Tamper-Evident; prevention of unauthorized opening, the same shall apply hereinafter) function that prevents wearing or opening before purchase due to mischief or fraud.

Conventionally, a screw-type cap 20 provided with a liquid retaining ring a on the inner surface of the top plate, an opening 31 with a pull ring c on the inner surface, and a fusion ring d on the lower side, and an upper surface of the fusion ring d. A screw-type cap body 30 provided with a fitting portion 32 having a plurality of locking projections e 1, e 2, e 2,... On the lower outer surface on the side, and the cap for the liquid paper container shown in FIG. Because
In the upper opening 51 of the liquid paper container 50 made of a paper laminate material having various barrier properties, such as a normal flat top surface or a gable roof shape, which accommodates milk drinks, juices, sake and the like, as shown in FIGS. As shown in FIG. 2A, the periphery of the upper opening 51 is formed on the fitting portion 32 having a plurality of locking projections e 1, e 2, e 3,... On the upper surface side of the fusion ring d of the screw-type plug body 30. After fitting and fitting, the inner surface side around the upper opening 51 and the upper surface side of the fusion ring d of the plug body 30 are firmly heat-sealed and sealed, and then the screw-type cap 20 is attached. A plug for a liquid paper container having excellent sealing performance, which can be opened by simply rotating left and pulling the pull ring c to remove the opening 31 of the plug body 30 easily. In general, it is widely used.

Conventionally, a push-down cylindrical body 21 provided with inclined convex cams f 1, f facing the outer surface side is connected to a screw-type cap 20 continuously provided on the inner surface of the top plate, and an inclined convex cam facing the inner surface side. G, g and a plurality of saw blades h 1, h 2, h 3,... provided on the inner surface side of the plug body 30 and descending, and a fusion ring d provided at the lower part. A screw cap for a liquid paper container shown in FIG.
Similarly, an upper opening of a liquid paper container 50 that accommodates milk drinks, juices, sake, etc., and is made of a paper laminate material having a normal flat top surface or a gable roof shape and having various barrier properties as shown in FIGS. 3A and 3B. 2B, as shown in FIG. 2B, a fusion donut plate 61 having excellent heat fusion property is provided on the inner surface side of the fusion ring d of the screw-type cap body 30 on the upper surface side around the upper opening 51. At the same time, on the inner surface of the periphery of the upper opening 51 (and the end of the fused donut plate 61), it can be broken such as made of an aluminum foil laminated material having excellent barrier properties. After the film 60 is firmly heat-sealed and sealed, the screw-type cap 20 is simply rotated counterclockwise to open the cap 60. At the same time, the inclined convex cams f 1 and f 2 of the push-down cylinder 21 and the descending cylinder 40 The slanting convex cams g 1 and g 2 slide in the plug body 30. The descending cylindrical body 40 fitted to the surface side descends, and the film 60 that can be broken by the saw blades h 1, h 2, h 3,... At the lower end can be broken and opened. Excellent stoppers for liquid paper containers are generally widely used.

Furthermore, in the conventional stopper for a liquid paper container having excellent sealing performance as shown in FIG. 2A, and in the stopper for a liquid paper container having excellent fragrance retention and sealing performance as shown in FIG. 2B. , An annular half-fold TE functional band 22 is connected to the lower end of the screw-type cap 20 via a number of easy-cutting bridges m 1, m 2, m 2,. 2A. A cap for a liquid paper container with a TE function shown in FIG. 2C, in which an annular projection n is provided on the outer surface to open and fit the annular folded TE function band 22.
The screw-type cap 20 is rotated counterclockwise to cut the easily cut bridges m 1, m 2, m 2,..., Leaving the TE function band 22 fitted to the annular projection n of the screw-type cap body 30 to be opened. Then, by simply pulling the pull ring c, the unsealed portion 31 of the plug body 30 can be easily removed and opened, and the screw-type cap 20 is rotated to the left to easily cut the bridge m 1, m 2, m 3, ... Is also fitted to the inner surface side of the plug body 30 at the same time by leaving the TE function band 22 fitted to the annular protrusion n of the screw-type plug body 30 and leaving it open. The lowering cylinder 40 shown in FIG. 2B descends, and the breakable film 60 shown in FIG. 2B can be broken and opened with the saw blades h 1, h 2, h 3,. Liquid paper container caps with a TE function that give a feeling are generally widely used.

The patent documents are as follows.
Japanese Utility Model Publication No. 3-90833 Japanese Utility Model Publication No. 6-42983 Japanese Patent Laid-Open No. 2004-67101

  However, with regard to the conventional stopper for a liquid paper container shown in FIG. 2A, the screw-type cap is the first time that the customer has purchased milk drink, juice, sake, etc. contained in the liquid paper container 50. When opening 20 by turning 20 counterclockwise, the pull ring c is pulled to remove the opening 31 of the plug body 30 to open the bag, but there is a clear opening feeling, but there is no clear opening feeling at the first time. The problem is that even if the opening part 31 with the pull ring c on the inner surface is removed before the customer first opens and opens it, the purchased milk drink, juice, sake, etc. There is a risk that the liquid paper container 50 containing the container may be opened and opened before purchase due to mischief or fraud.

In addition, with regard to the conventional stopper for liquid paper container shown in FIG. 2B having excellent aroma retention and sealing properties, the customer also purchases milk drinks, juices, sake, etc. contained in the liquid paper container 50. When the screw-type cap 20 is rotated to the left for the first time to be opened and opened, the severable film 60 is broken and opened by the saw blades h 1, h 2, h 2,. Resistance (open feeling)
However, there is no clear opening feeling at the first time, and even if the breakable film 60 that has been heat-sealed and sealed is broken before the customer opens and opens it for the first time. In some cases, the liquid paper container 50 containing milk drinks, juices, sake or the like purchased in the same manner may be opened and opened before purchase due to mischief or fraud.

  For the conventional stopper for a liquid paper container with a TE function that gives a clear opening feeling shown in FIG. 2C, which is intended to solve this problem, each screw-type cap 20 is rotated to the left to be easily cut. Although the bridges m 1, m 2, m 2,... Are cut and opened, there is a clear opening feeling for the first time, but the problem is that the TE functional band 22 remains in the plug body 30, Opened and opened before purchase due to fraud, etc. When the screw-type cap 20 is rotated to the right and closed as it was, many easy-cutting bridges m 1, m 2, m 2,. Because the shapes are very similar, there was a risk that the customer who purchased the product did not notice that it was closed.

  Moreover, in the conventional liquid paper container stopper with a TE function shown in FIG. 2C, the screw-type cap 20 is slightly pinched and rotated counterclockwise to cut the easily cut bridges m 1, m 2, m 2,. In order to open the cap, it is necessary to provide a fine gear pattern b for preventing slipping on the entire outer surface of the cap 20, but an annular bi-fold TE function band 22 is continuously provided at the lower end of the screw-type cap 20. Therefore, there is a restriction on the vertical dimension of the entire outer surface of the cap 20 provided with the fine gear pattern b for preventing slipping (the area becomes narrow), and the screw type cap 20 is picked slightly strongly to the left. Even if it rotates, it may be difficult to cut the easily cut bridges m 1, m 2, m 3,.

  Accordingly, an object of the present invention is to open an upper opening of a liquid paper container 50 that contains milk drinks, juices, sake, etc., and is usually made of a paper laminate material having a flat top surface or a gable roof and having various barrier properties. 51, and the periphery of the upper opening 51 and the fusion ring d of the plug body 30 are firmly heat-sealed and sealed, and a breakable film 60 is formed on the inner surface of the periphery of the upper opening 51. There is a clear feeling of opening for the first time, which is firmly sealed by heat sealing, and the appearance shape is different when it is closed as it is, so there is a risk that it will be opened and opened before purchase due to mischief or fraud An object of the present invention is to provide a stopper for a liquid paper container with a TE function.

The stopper for a liquid paper container with a TE function according to claim 1 of the present invention,
For example, a screw-type cap 20 provided with a liquid retaining ring a on the inner surface of the top plate, an opening 31 with a pull ring c on the inner surface, and a fusion ring d on the lower side, and the upper surface side of the fusion ring d 2B, and a screw-type cap body 30 provided with a fitting portion 32 having a plurality of locking projections e 1, e 2, e 2,... ,
Further, for example, a push-down cylindrical body 21 provided with inclined convex cams f 1, f facing the outer surface side is connected to a screw-type cap 20 connected to the inner surface of the top plate, and an inclined convex cam g facing the inner surface side. , g and a plurality of saw blades h 1, h 2, h 3,... provided on the inner surface side of the plug body 30 and descending, and a fusion ring d is provided at the bottom. In the plug for the liquid paper container shown in FIG. 2B, comprising the screw-type plug body 30.
As shown in FIG. 1, an opening knob piece o and an opening knob piece at the upper end of the fusion ring d of the screw-type cap body 30 (on the fitting portion 32 on the upper surface side in FIGS. 1A and 1B). A thin-cylindrical cylindrical shape that closes and covers most of the outer surface of the screw-type cap 20 that is screwed to the screw-type cap body 30 and is provided with an easily cut half-cut line p connecting o and the lower end. The TE function cover 33 is a stopper for a liquid paper container with a TE function, characterized in that the TE function cover 33 is continuously provided via an easily cut half-cut line q continuous with the easy-cut half-cut line p.

In the stopper for a liquid paper container with a TE function of the present invention, as shown in FIG. 1, in the conventional stopper for a liquid paper container having excellent sealing performance shown in FIG. On the upper surface of the fusion ring d of the plug body 30 (on the upper fitting portion 32), there is provided an opening knob piece o, an easily cut half-cut line p connecting the opening knob piece o and the lower end at the upper end. Furthermore, a thin cylindrical TE functional cover 33 that covers most of the outer surface of the screw-type cap 20 that is screwed to the screw-type cap body 30 is continuous with the easy-cut half-cut line p. By connecting through the easy cut half-cut line q around the entire circumference,
In the upper opening 51 of the liquid paper container 50 made of a paper laminate material having various barrier properties, such as a normal flat top surface or a gable roof shape, which accommodates milk drinks, juices, sake and the like, as shown in FIGS. As shown in FIGS. 1A and 2A, an upper opening 51 is formed in the fitting portion 32 having a plurality of locking projections e 1, e 2, e 3,... On the upper surface side of the fusion ring d of the screw-type plug body 30. After the periphery of the upper opening 51 is fitted and attached, the inner surface side of the periphery of the upper opening 51 and the upper surface side of the fusion ring d of the plug body 30 are firmly heat-sealed and sealed,
By easily pulling the opening knob piece o at the upper end of the TE function cover 33, the easy cutting half-cut line p connecting the opening knob piece o and the lower end and the easy cutting half-cut line p can be easily performed all around. The thin cylindrical TE function cover 33 that covers most of the outer surface of the screw-type cap 20 that is screwed into the screw-type cap body 30 is removed by cutting the cut half-cut line q. At the same time, the screw-type cap 20 can be opened by rotating it to the left and simply pulling the pull ring c, so that the opening 31 of the plug body 30 can be easily removed and opened. Opening feeling, opening feeling, and removal of thin cylindrical TE function cover 33, when screw type cap 20 is rotated to the right and closed as it is, the appearance is the same as when opening for the first time Because the shape is greatly different, before purchase due to mischief or fraud Stopper, it is possible to obtain a liquid feed container spout dated there is no possibility TE function is opened.

Further, the liquid paper container stopper with a TE function according to the present invention is the conventional stopper for a liquid paper container shown in FIG. As shown above, the screw-type cap body 30 is provided with a screw-opening knob piece o and an easy-cut semi-cut line p connecting the opening knob piece o and the lower end on the upper surface of the fusion ring d. The thin-walled cylindrical TE function cover 33 that covers most of the outer surface of the screw-type cap 20 that is screwed onto the plug body 30 is easily connected to the easy-cut half-cut line p. By connecting through the cut half-cut line q,
Similarly, an upper opening of a liquid paper container 50 that accommodates milk drinks, juices, sake, etc., and is made of a paper laminate material having a normal flat top surface or a gable roof shape and having various barrier properties as shown in FIGS. 3A and 3B. 2B, as shown in FIG. 2B, a fusion donut plate 61 having excellent heat fusion property is provided on the inner surface side of the fusion ring d of the screw-type cap body 30 on the upper surface side around the upper opening 51. At the same time, a breakable film 60 made of an aluminum foil laminated material having various barrier properties is firmly heat-sealed and sealed on the inner surface around the upper opening 51. After
By pulling the opening knob piece o at the upper end of the TE function cover 33 slightly, the easy cutting half-cut line p connecting the opening knob piece o and the lower end and the easy cutting half-cut line p can be easily performed all around. The thin cylindrical TE function cover 33 that covers most of the outer surface of the screw-type cap 20 that is screwed into the screw-type cap body 30 is removed by cutting the cut half-cut line q. At the same time, by simply rotating the screw-type cap 20 counterclockwise and opening it, the descending cylindrical body 40 shown in FIG. 2, h 1, h 2,... can be opened by breaking the breakable film 60 shown in FIG. 2B. In addition to the clear opening feeling of the first time, the thin cylindrical TE functional cover 33 is also removed. As a result, the screw-type cap 20 was rotated to the right and closed as it was. To, the first time the cap removal to external shape is greatly different, unplugging previously purchased such mischief and unauthorized, it is possible to obtain a liquid feed container spout dated there is no possibility TE function is opened.

  The TE function-equipped liquid paper container cap according to claim 2 of the present invention is the TE function-equipped liquid paper container spigot according to claim 1, as shown in FIGS. On the thin-walled cylindrical TE function cover 33 that covers most of the outer surface of the screw-type cap 20 that is screwed to the screw-type cap body 30, the upper end opening knob piece o and the lower end are provided. A liquid paper container cap with a TE function, characterized in that an oblique easy-cut half-cut line p is provided in the left rotation direction.

In the liquid paper container cap with the TE function of the present invention, by easily pulling the opening knob piece o at the upper end of the TE function cover 33, the easy cutting half-cut between the opening knob piece o and the lower end is performed. The TE according to claim 1, wherein the line p and the easy-cut half-cut line q continuous to the easy-cut half-cut line p are cut, and the screw-type cap 20 is opened by rotating counterclockwise. In a functional liquid paper container cap, a thin-walled cylindrical TE function cover 33 that covers most of the outer surface of the screw-type cap 20 that is screwed onto the screw-type cap body 30 is provided on By providing an oblique easy cutting half-cut line p in the counterclockwise rotation direction connecting the upper end opening knob piece o and the lower end,
By easily pulling the opening knob piece o at the upper end of the TE function cover 33 counterclockwise to the left, the easy cutting half-cut line p diagonally inclined in the left rotation direction and the easy cutting half-cut of the entire circumference Cutting the line q and removing the thin cylindrical TE function cover 33 that covers most of the outer surface of the screw-type cap 20 screwed to the screw-type cap body 30; The screw-type cap 20 can be easily opened by continuously rotating to the left.

As described above, in the stopper for a liquid paper container with a TE function of the present invention, a paper laminate material that accommodates milk drinks, juice, sake, etc., has a normal flat top surface or a gable roof shape, and has various barrier properties. It is attached to the upper opening 51 of the liquid paper container 50 such as a product, and the periphery of the upper opening 51 and the fusion ring d of the plug body 30 are firmly heat-sealed and sealed. The customer can purchase milk drink, juice, sake, etc. contained in the liquid paper container 50 for the first time when the screw-type cap 20 is turned counterclockwise for the first time. When opening and opening, there is a clear opening feeling, and by removing the thin cylindrical TE functional cover 33, when the screw-type cap 20 is rotated to the right to close the original state, The external shape is very different from the initial opening. Order in, unplugging previously purchased such as mischief or illegal, it is possible to provide a liquid paper container for the spout of with fear there is no TE function to be opened.

  The thin-walled cylindrical TE function that covers most of the outer surface of the screw-type cap 20 that is screwed into the screw-type cap body 30 in the liquid paper container cap with the TE function of the present invention. About the cover 33, as shown in Example 1 described later, 80 to 90% of the area of the outer surface of the screw-type cap 20 (in Example 1, about 85% of the fine gear pattern b for preventing slipping). An opening knob on the upper end of the TE function cover 33, which is covered close to the limit that allows the screw-type cap 20 to be screwed in mechanically in advance (to close to 0.5 mm, which is almost tight in the first embodiment). By pulling the piece o slightly strongly, it is easy to cut the easy-cut half-cut line p connecting the opening knob piece o and the lower end and the easy-cut half-cut line q all around the easy-cut half-cut line p. Such a thin cylindrical TE functional cover 3 with a wall thickness of about 0.8 mm 3 on the upper surface of the fusion ring d of the screw-type cap body 30 (on the upper surface side fitting portion 32) via an easy-cutting half-cut line q all around the continuous cut-off line p. It is preferable to connect them.

  That is, when 90% or more of the area of the outer surface of the screw-type cap 20 is covered with the thin-walled cylindrical TE function cover 33, the liquid paper having a normal upper surface or a gable roof shape is used. When the screw-type cap 20 is mechanically screwed into the upper opening 51 of the container 50 in advance and is plugged, the thin-walled cylindrical TE function cover 33 may be damaged. If the thin cylindrical TE function cover 33 covers 80% or less of the area of the outer surface of the 20 close to the thin cylindrical TE function cover 33 before purchase due to mischief or fraud There is a possibility that the screw-type cap 20 is rotated leftward by hand so as not to be damaged.

  1A and 1B are a cross-sectional explanatory view and a perspective view of a liquid paper container cap with a TE function according to Embodiment 1 of the present invention, and FIG. FIG. 3 is a cutaway top view of the plug body 30.

That is, an ordinary liquid retaining ring a is provided on the inner surface of the top plate, a screw-type cap 20 having a fine gear pattern b for preventing slippage on the entire outer surface having an outer diameter of 24 mm and a height of 16 mm, and an ordinary surface on the inner surface. An opening 31 with a pull ring c and a fusion ring d with an outer diameter of 36 mm are provided at the lower part, and four locking projections e 1, e 2, e 3, e are provided on the lower outer surface on the upper surface side of the fusion ring d. In the conventional plug for liquid paper container shown in FIG. 2A, comprising a screw-type plug main body 30 having an inner wall diameter of 18 mm and a height of 20 mm provided with a fitting portion 32 having an outer wall diameter of 25 mm.
An opening knob piece o engraved with an arrow indicating the direction of pulling on the upper end of the TE function cover 33 is provided on the upper surface of the fitting portion 32 on the upper surface side of the fusion ring d of the screw-type plug body 30. A screw-type cap 20 that is screwed into a screw-type cap body 30 and that is provided with an easy-cut semi-cut line p of 40 degrees obliquely in the left rotation direction, connecting the left and lower ends of the opening knob piece o. A thin cylindrical TE with an inner diameter of 25 mm, a height of 12 mm, and a wall thickness of 0.8 mm, covering approximately 85% of the fine gear pattern b for preventing slipping on the outer surface, close to 0.5 mm, which is almost closely attached. 1 for the liquid paper container with the TE function of the first embodiment shown in FIG. 1 in which the function cover 33 is continuously provided via an easy-cut semi-cut line q that is continuous with the easy-cut semi-cut line p at an angle of 40 degrees. The spigot was produced by an injection molding method using a polyethylene resin similar to the conventional one.

Next, it accommodates 2000 ml of sake with a rich scent, and the vertical, horizontal, and height of the container shown in FIG. 3B is 85 × 85 × 275 mm. A screw-type cap 20 of a liquid paper container stopper with a TE function according to the first embodiment shown in FIG. 1 is mechanically screwed into an upper opening 51 of a liquid paper container 50 (blank) made of a paper laminate material. The four locking projections e 1, e 2, e 3 on the upper surface side of the fusion ring d of the screw-type plug body 30
, e so that the periphery of the upper opening 51 is fitted and attached, and the inner surface side of the upper opening 51 and the upper surface side of the fusion ring d of the plug body 30 are firmly connected. After heat sealing and sealing, the box was filled with sake in a box-filling process for liquid paper containers with a gable roof shape on the top, and the screw-type cap 20 was rotated counterclockwise as before. By simply pulling the pull ring c, the opening part 31 of the plug body 30 can be easily removed and opened, and the liquid paper container stopper with a TE function having excellent sealing performance ( And a liquid paper container 50) could be obtained.

In the stopper for the liquid paper container with the TE function of the first embodiment, the above-described conventional stopper for the liquid paper container having excellent sealing performance shown in FIG. An opening knob piece o is provided at the upper end of the TE function cover 33 on the upper surface of the fitting portion 32 on the upper surface side of the fusion ring d, and the opening knob piece o at the upper end is connected to the lower end in the left rotation direction. Most of the outer surface of the screw-type cap 20 which is provided with an oblique easy-cut half-cut line p and is screwed to the screw-type cap body 30 (about 85% of the fine gear pattern b for preventing slipping) The thin-walled cylindrical TE function cover 33 that is covered so as to be almost in close contact with each other via the easy cut half-cut line q that is continuous with the oblique easy cut half-cut line p,
By easily pulling the opening knob piece o at the upper end of the TE function cover 33 counterclockwise to the left, the easy cutting half-cut line p diagonally inclined in the left rotation direction and the easy cutting half-cut of the entire circumference Cutting the line q and removing the thin cylindrical TE function cover 33 that covers most of the outer surface of the screw-type cap 20 screwed to the screw-type cap body 30; The screw-type cap 20 can be opened by rotating it to the left, and by simply pulling the pull ring c, the opening portion 31 of the plug body 30 can be easily removed and opened. In addition to the feeling of opening, the thin cylindrical TE function cover 33 is removed, so that when the screw-type cap 20 is rotated to the right and closed as it is, the external shape is larger than the first opening. Opened before purchase due to mischief or fraud, etc. It was possible to obtain a stopper for a liquid paper container with a TE function that is not likely to be damaged.

  nothing special.

1A and 1B in the first embodiment of the present invention are a cross-sectional explanatory view and a perspective view of a liquid paper container cap having a TE function, and FIG. 1C is a diagram of a liquid paper container cap having a TE function. FIG. 3 is a cutaway top view of the plug body 30. 2A and 2B are cross-sectional explanatory views of a conventional stopper for a liquid paper container, and FIG. 2C is a cross-sectional explanatory view of a conventional stopper for a liquid paper container with a TE function. 3A and 3B are perspective views of a liquid paper container 50 having a flat top surface or a gable roof shape, to which a conventional stopper for a liquid paper container is attached.

Explanation of symbols

DESCRIPTION OF SYMBOLS 20 ... Cap 21 ... Push-down cylindrical body 22 ... TE functional band 30 ... Plug body 31 ... Opening part 32 ... Fitting part 33 ... TE functional cover 40 ... Lowering cylinder 50 ... Liquid paper container 51 ... Upper opening 60 ... Breaking Possible film 61 ... Fusion donut plate 70 ... Bottle container a ... Liquid retaining ring b ... Fine gear pattern c ... Pull ring d ... Fusion ring e ... Locking projection f, g ... Inclined convex cam h ... Saw blade m ... Easy-cutting bridge n ... Circular protrusion o ... Opening knob piece p ... Easy-cutting half-cut line q ... Easy-cutting half-cut line on the entire circumference

Claims (2)

  On the upper surface of the fusion ring d of the screw-type cap body 30 (on the upper side fitting portion 32), the easy-to-cut line p connecting the opening knob piece o, the opening knob piece o, and the lower end to the upper end. A thin-walled cylindrical TE (Tamper-Evident) function that covers most of the outer surface of the screw-type cap 20 that is screwed into the screw-type cap body 30 provided with A cover for a liquid paper container with a TE function, characterized in that the cover 33 is provided continuously through an easily cut half-cut line q that is continuous with the easily cut half-cut line p.   2. A cap for a liquid paper container with a TE function according to claim 1, wherein a thin-walled cylindrical shape closes and covers most of the outer surface of the screw-type cap 20 screwed into the screw-type cap body 30. The TE function cover 33 is provided with an easily cut half-cut line p that is inclined in the counterclockwise direction and connects the upper end opening knob piece o to the lower end. .

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