JP2002240846A - Plug having pull-ring - Google Patents
Plug having pull-ringInfo
- Publication number
- JP2002240846A JP2002240846A JP2001036661A JP2001036661A JP2002240846A JP 2002240846 A JP2002240846 A JP 2002240846A JP 2001036661 A JP2001036661 A JP 2001036661A JP 2001036661 A JP2001036661 A JP 2001036661A JP 2002240846 A JP2002240846 A JP 2002240846A
- Authority
- JP
- Japan
- Prior art keywords
- spout
- pull ring
- ring
- pull
- sealing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Cartons (AREA)
- Closures For Containers (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、液体用紙容器の注
出部に突設させるスパウトとそのスパウトに螺着するキ
ャップとからなり、プルリングでスパウトを開口するプ
ルリング付口栓に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spout provided with a spout projecting from a spout of a liquid paper container and a cap screwed onto the spout, and a spout provided with a pull ring for opening the spout with a pull ring.
【０００２】[0002]
【従来の技術】従来、食品や非食品の液体内容物に使用
される液体用紙容器には、使用時の使い易さを考慮し
て、例えば、図３に示すように、胴部（２１）が四角筒
状で、切り妻屋根形の頂部の傾斜板（２２）にスパウト
（１００）とキャップ（２００）とからなる口栓（１
０）を突設した液体用紙容器（２０）が、広い用途範囲
にわたって使用されていた。この口栓は、容器の口栓取
付孔から突出するスパウトの注出筒にキャップを螺着し
たものであるが、流通時の密封性の完全さやバージン性
の確保、または、使用時の易開封性を兼ね備えるため
に、例えば図４に示すように、スパウト（１００）の注
出筒（１２０）の内側の下方内面に封鎖板（１３０）を
設けて封止し、使用時に開口するため、この封鎖板の下
面の所定位置に垂直断面逆Ｖ字状の環状切込み（１３
１）を設けて、上面の開口予定位置に環状薄肉脆弱線
（１３２）を形成し、この環状薄肉脆弱線の内側近傍の
上面の所定の一側に、先端にプルリング（１３４）をも
つ支柱（１３３）を立設したものであり、容器を開封す
るために口栓を開口するときには、キャップを取り外
し、注出筒（１２０）の内側に収容されているプルリン
グ（１３４）に指先を掛けて上方へ引っ張って、封鎖板
（１３０）の環状薄肉脆弱線（１３２）を引き裂いて開
口していた。2. Description of the Related Art Conventionally, liquid paper containers used for liquid contents of foods and non-foods are provided with a trunk (21) as shown in FIG. Is a square tube, and a spout (100) and a cap (200) are provided on a sloped plate (22) at the top of a gable roof.
The liquid paper container (20) protruding from (0) has been used over a wide range of applications. This spout has a cap screwed onto a spout spout that protrudes from the spout mounting hole of the container, but ensures perfect sealing and virginity during distribution, or is easily opened during use. For example, as shown in FIG. 4, a sealing plate (130) is provided on the lower inner surface of the inside of the spout (120) of the spout (100) for sealing, and the spout (100) is opened when used. At a predetermined position on the lower surface of the sealing plate, an inverted V-shaped annular cut (13)
1) is provided to form an annular thin-walled weak line (132) at an expected opening position on the upper surface, and a column (1) having a pull ring (134) at its tip on a predetermined side of the upper surface near the inside of the annular thin-wall weakened line. 133), when opening the plug to open the container, remove the cap, put the fingertip on the pull ring (134) housed inside the pouring tube (120), To tear open the thin annular weak line (132) of the sealing plate (130).
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、液体用
紙容器に使用する上述の従来のプルリング付口栓は、容
器を開封するために、スパウトの注出筒に収容されてい
るプルリングに指先を掛けて引っ張り、封鎖板の環状薄
肉脆弱線を引き裂いて開口するときに、指先がプルリン
グに掛かりにくかったり、力が集中しウェルドライン
（融着部分）が生じやすい支柱対向側が切断してしまう
ことなどがあった。However, in the above-mentioned conventional stopper with a pull ring used for a liquid paper container, in order to open the container, a fingertip is hung on a pull ring housed in a spout discharge tube. When pulling or tearing the annular thin brittle line of the sealing plate to open it, the fingertip may not be easily hooked on the pull ring, or the force may be concentrated and the opposite side of the column where the weld line (fused portion) is likely to occur may be cut off. Was.
【０００４】本発明は、上述の従来のプルリング付口栓
の問題を解決するものであり、プルリングに指先を掛け
易く、プルリングが切断されにくく、プルリングでスパ
ウトを開口し易いプルリング付口栓を提供するものであ
る。The present invention solves the above-mentioned problem of the conventional plug with a pull ring, and provides a plug with a pull ring in which a fingertip is easily put on the pull ring, the pull ring is not easily cut, and a spout is easily opened by the pull ring. Is what you do.
【０００５】[0005]
【課題を解決するための手段】すなわち、本発明の第１
の発明は、スパウトとこのスパウトに螺着するキャップ
とからなり、前記スパウトの注出筒の内側を封鎖板を設
けて封止し、この封鎖板の開口予定位置のいずれの片面
に環状切込みを設けて他面に環状薄肉脆弱線を形成し、
この環状薄肉脆弱線の内側近傍の上面の一側に、先端に
プルリングを接続する支柱を立設する口栓において、前
記プルリングの縦方向の幅を支柱側から支柱対向側へ無
段階に狭くし、かつ支柱側の厚みより支柱対向側の厚み
を厚くしたことを特徴とするプルリング付口栓である。That is, the first aspect of the present invention is as follows.
The invention comprises a spout and a cap that is screwed onto the spout.The inside of the spout spout cylinder is sealed by providing a sealing plate, and an annular cut is formed on any one surface of the sealing plate at an expected opening position. To form an annular thin fragile line on the other surface,
On one side of the upper surface near the inside of the annular thin-wall weakened line, in a spigot where a column connecting a pull ring is erected at the tip, the longitudinal width of the pull ring is steplessly reduced from the column side to the column opposite side. A plug with a pull ring, characterized in that the thickness on the column opposite side is made larger than the thickness on the column side.
【０００６】次に、本発明の第２の発明は、スパウトと
このスパウトに螺着するキャップとからなり、前記スパ
ウトの注出筒の内側を封鎖板を設けて封止し、この封鎖
板の開口予定位置のいずれの片面に環状切込みを設けて
他面に環状薄肉脆弱線を形成し、この環状薄肉脆弱線の
内側近傍の上面の一側に、先端にプルリングを接続する
支柱を立設する口栓において、前記プルリングの内側に
周方向の段差部を設け、かつ支柱側の厚みより支柱対向
側の厚みを厚くしたことを特徴とするプルリング付口栓
である。Next, a second invention of the present invention comprises a spout and a cap which is screwed onto the spout, and a sealing plate is provided inside the spout discharging tube to seal the spout. An annular notch is provided on one side of the expected opening position to form an annular thin-walled weak line on the other surface, and a pillar for connecting a pull ring at the tip is erected on one side of the upper surface near the inside of the annular thin-wall weakened line. A plug with a pull ring, characterized in that a step portion in the circumferential direction is provided inside the pull ring, and the thickness on the column opposite side is larger than the thickness on the column side.
【０００７】そして、本発明の第３の発明は、前記プル
リングを、支柱対向側を上方にして支柱側から上向きに
傾斜させて設けたことを特徴とする第１の発明又は第２
の発明に記載のプルリング付口栓である。In a third aspect of the present invention, the pull ring is provided so as to be inclined upward from the support side with the support side facing upward.
A plug with a pull ring according to the invention.
【０００８】[0008]
【発明の実施の形態】次に、本発明のプルリング付キャ
ップの実施の形態について、図を用いて詳細に説明す
る。本発明の一実施形態のプルリング付キャップ（１
０）は、図３に示すように、液体用紙容器（２０）の頂
部傾斜板に突設させるスパウト（１００）とこのスパウ
トに螺合させて装着するキャップ（２００）とからな
り、スパウトは、例えば図１（ａ）に示すように、注出
筒（１２０）の内側下方を封鎖板（１３０）を設けて封
止し、この封鎖板の開口予定位置の下面に、垂直断面が
逆Ｖ字状の環状切込み（１３１）を設けて、上面に環状
薄肉脆弱線（１３２）を形成し、この環状薄肉脆弱線の
内側近傍の上面の一側に、Ｖ字状の先端部にプルリング
（１３４）を接続する図１（ｂ）に示す支柱（１３３）
を立設するものであり、そして、このプルリングは、図
１（ａ）及び（ｂ）に示すように、支柱対向側を上方に
して支柱側から上向きに傾斜させて設け、また、縦方向
の幅を支柱側から支柱対向側へ無段階に狭くし、そし
て、支柱側の厚みより支柱対向側の厚みを厚くするもの
である。なお、支柱の先端部は、Ｖ字状でなく棒状でも
平板状でも良く、また、封鎖板の開口予定位置に設ける
環状切込みは、上面に設けて下面に環状薄肉脆弱線を形
成しても良い。Next, an embodiment of a cap with a pull ring of the present invention will be described in detail with reference to the drawings. One embodiment of the cap with pull ring (1)
As shown in FIG. 3, the spout (0) comprises a spout (100) protruding from the top inclined plate of the liquid paper container (20) and a cap (200) screwed onto the spout. For example, as shown in FIG. 1A, a sealing plate (130) is provided to seal the lower inside of the discharge tube (120), and a vertical cross section is formed on the lower surface of the sealing plate at the expected opening position. An annular thin notch (131) is provided to form an annular thin weak line (132) on the upper surface, and a pull ring (134) is attached to one side of the upper surface near the inside of the annular thin weak line at the V-shaped tip. Column (133) shown in FIG.
As shown in FIGS. 1 (a) and 1 (b), the pull ring is provided so as to be inclined upward from the support side with the support side facing upward. The width is steplessly reduced from the support side to the support side, and the thickness of the support side is made larger than the support side. The tip of the support may be not a V-shape but a bar or a flat plate, and the annular cut provided at the expected opening position of the sealing plate may be provided on the upper surface to form an annular thin weak line on the lower surface. .
【０００９】また、スパウト（１００）は、図１（ａ）
に示すように、台座リング（１１０）の上面内周縁部
に、キャップと螺合する雄ネジ（１２１）を外周面にも
つ注出筒（１２０）を立設し、台座リングの下端外周面
にフランジ（１４０）を周設するものであり、容器への
取り付けは、容器（２０）のスパウト取付孔（２３）に
注出筒（１２０）と台座リング（１１０）を突出させ、
フランジ（１４０）の上面を容器のスパウト取付孔の外
周縁部の内面に超音波シール法などで熱融着して取り付
けるいわゆる「内付け」するものか、または、容器の注
出孔の外周縁部の上面に突設するスパウトのフランジの
下面を熱融着して取り付けるいわゆる「外付け」するも
のである。なお、スパウトは、通常、ポリエチレンなど
の熱可塑性樹脂を射出成形法により作製するものであ
る。The spout (100) is shown in FIG.
As shown in the figure, a pouring cylinder (120) having an external thread (121) on the outer peripheral surface thereof is screwed up on the inner peripheral edge of the upper surface of the pedestal ring (110). A flange (140) is provided around the container. For attachment to the container, the spout cylinder (120) and the pedestal ring (110) are projected from the spout mounting hole (23) of the container (20).
The upper surface of the flange (140) is so-called "internally attached" to the inner surface of the outer peripheral portion of the spout mounting hole of the container by heat sealing by ultrasonic sealing or the like, or the outer peripheral edge of the container spouting hole. This is what is called "external attachment" in which the lower surface of the spout flange projecting from the upper surface of the part is heat-sealed and attached. The spout is usually prepared by injection molding a thermoplastic resin such as polyethylene.
【００１０】上述した本発明のプルリング付口栓のスパ
ウトは、容器を開封するために、注出筒の内側に収容さ
れているプルリングに指先を掛けるときに、指先を掛け
る支柱対向側が支柱側より縦方向の幅が狭くなっている
ため、指先が掛け易く、また、プルリングが支柱対向側
を上方にして傾斜しているため、さらに指先が掛け易
い。そして、指先をプルリングの支柱対向側に掛けて上
方へ引っ張って封鎖板の環状薄肉脆弱線を引き裂いて開
口するときに、力の集中する、また、ウェルドラインが
生じやすいプルリングの支柱対向側の厚みが厚く強化さ
れているため、引っ張ったときに、プルリングの支柱対
向側が切断されることが防げ、また、成形性も良好とな
る。In the spout of the spout with a pull ring according to the present invention described above, when the fingertip is hung on the pull ring housed inside the spouting tube in order to open the container, the opposite side of the column on which the fingertip is hung is positioned closer to the column side. Since the width in the vertical direction is narrow, the fingertip is easy to hang, and the pull ring is inclined with the side opposite to the pillar upward, so that the fingertip is easy to hang. Then, when the fingertip is hung on the side of the pull ring opposite to the column and pulled upward to tear open the annular thin weak line of the sealing plate, the force concentrates, and the thickness of the pull ring opposite to the column where the weld line is likely to occur. , The pull ring can be prevented from being cut on the side of the pull ring opposite to the column when the pull ring is pulled, and the formability is also improved.
【００１１】次に、本発明の他の一実施形態のプルリン
グ付キャップ（１０）は、図３に示すように、液体用紙
容器（２０）の頂部傾斜板に突設させるスパウト（１０
０）とこのスパウトに螺合させて装着するキャップ（２
００）とからなり、スパウトは、例えば図２（ａ）に示
すように、注出筒（１２０）の内側下方を封鎖板（１３
０）を設けて封止し、この封鎖板の開口予定位置の下面
に、垂直断面が逆Ｖ字状の環状切込み（１３１）を設け
て、上面に環状薄肉脆弱線（１３２）を形成し、この環
状薄肉脆弱線の内側近傍の上面の一側に、Ｖ字状の先端
部にプルリング（１３４）を接続する図２（ｂ）に示す
支柱（１３３）を立設するものであり、そして、このプ
ルリング（１３４）は、図２（ａ）及び（ｂ）に示すよ
うに、支柱対向側を上方にして支柱側から上向きに傾斜
させて設け、また、プルリングの内側下方に周方向の段
差部（１３５）を設け、そして、支柱側の厚みより支柱
対向側の厚みを厚くするものである。なお、支柱の先端
部は、Ｖ字状でなく棒状でも平板状でもよく、また、封
鎖板の開口予定位置に設ける環状切込みは、上面に設け
て下面に環状薄肉脆弱線を形成しても良い。その他は、
前述の本発明のプルリング付キャップと同様である。Next, as shown in FIG. 3, a cap (10) with a pull ring according to another embodiment of the present invention has a spout (10) projecting from a top inclined plate of a liquid paper container (20).
0) and a cap (2
00), and the spout is provided, for example, as shown in FIG.
0) is provided for sealing, and an annular cut (131) having an inverted V-shaped vertical cross section is provided on the lower surface of the planned opening position of the sealing plate, and an annular thin weak line (132) is formed on the upper surface. A pillar (133) shown in FIG. 2B for connecting a pull ring (134) to a V-shaped tip is provided upright on one side of the upper surface near the inside of the annular thin weak line, and As shown in FIGS. 2A and 2B, the pull ring (134) is provided so as to be inclined upward from the support side with the support side facing upward, and a stepped portion in the circumferential direction is provided below the pull ring inside. (135) is provided, and the thickness on the column-opposed side is made larger than the thickness on the column side. The tip of the support may be not a V-shape but a bar or a flat plate, and the annular cut provided at the expected opening position of the sealing plate may be provided on the upper surface to form an annular thin weak line on the lower surface. . Others
This is the same as the above-mentioned cap with a pull ring of the present invention.
【００１２】上述した本発明のプルリング付口栓のスパ
ウトは、容器を開封するために、注出筒の内側に収容さ
れているプルリングに指先を掛けるときに、プルリング
の内側下方に周方向の段差部が設けられており、この段
差部が指先の滑り止め機能を発揮するため、指先がプル
リングに掛け易く、また、プルリングが支柱対向側を上
方にして傾斜しているため、さらに指先が掛け易い。そ
して、指先をプルリングの支柱対向側に掛けて上方へ引
っ張って封鎖板の環状薄肉脆弱線を引き裂いて開口する
ときに、力の集中する、また、ウェルドラインが生じや
すいプルリングの支柱対向側の厚みが厚く強化されてい
るため、引っ張ったときに、プルリングの支柱対向側が
切断されることが防げ、また、成形性も良好となる。[0012] The spout of the plug with a pull ring of the present invention described above, when a fingertip is hung on the pull ring housed inside the pouring cylinder to open the container, a step in the circumferential direction is formed below the inside of the pull ring. Part is provided, and the step portion exerts a slip-preventing function of the fingertip, so that the fingertip is easily hooked on the pull ring, and the pull ring is inclined with the support opposing side upward, so that the fingertip is more easily hooked. . Then, when the fingertip is hung on the side of the pull ring opposite to the support and pulled upward to tear open the annular thin weak line of the sealing plate, the force concentrates, and the thickness of the pull ring opposite to the side where the weld line is likely to occur. , The pull ring is prevented from being cut on the side opposite to the support when pulled, and the formability is also improved.
【００１３】[0013]
【発明の効果】本発明のプルリング付口栓を取り付けた
液体用紙容器は、容器を開封するためにスパウトの注出
筒内に収容されているプルリングに指先を掛けるとき
に、プルリングの特殊な形状によって、指先をプルリン
グに掛け易く、また、スパウトの注出筒の内側の封鎖板
を開口するときに、力が集中するプルリングの支柱対向
側が切断することが防げる。The liquid paper container equipped with the plug with a pull ring according to the present invention has a special shape of the pull ring when a fingertip is hung on the pull ring housed in the spout discharge tube to open the container. Thereby, the fingertip can be easily hung on the pull ring, and when the sealing plate inside the spout pouring cylinder is opened, it is possible to prevent the pull ring where the force is concentrated from being cut off on the side opposite to the support.
【図１】（ａ）は、本発明のプルリング付口栓の一実施
形態のスパウトの要部を示す断面図であり、（ｂ）は、
そのＡ−Ａ’断面図である。FIG. 1A is a cross-sectional view showing a main part of a spout of one embodiment of a plug with a pull ring according to the present invention, and FIG.
It is AA 'sectional drawing.
【図２】（ａ）は、本発明のプルリング付口栓の他の一
実施形態のスパウトの要部を示す断面図であり、（ｂ）
は、そのＢ−Ｂ’断面図である。FIG. 2A is a cross-sectional view showing a main part of a spout according to another embodiment of the plug with a pull ring of the present invention, and FIG.
Is a sectional view taken along the line BB '.
【図３】口栓を頂部傾斜板に突設した一例の液体用紙容
器の斜視図である。FIG. 3 is a perspective view of an example of a liquid paper container in which a plug is protruded from a top inclined plate.
【図４】従来のプルリング付口栓の一例のスパウトの断
面図である。FIG. 4 is a cross-sectional view of a spout as an example of a conventional plug with a pull ring.
１０……口栓 ２０……容器 ２１……胴部 ２２……傾斜板 ２３……スパウト取付孔 １００……スパウト １１０……台座リング １２０……注出筒 １２１……雄ネジ １３０……封鎖板 １３１……環状切込み １３２……環状薄肉脆弱線 １３３……支柱 １３４……プルリング １３５……段差部 １４０……フランジ DESCRIPTION OF SYMBOLS 10 ... Plug 20 ... Container 21 ... Body 22 ... Incline plate 23 ... Spout mounting hole 100 ... Spout 110 ... Pedestal ring 120 ... Discharge cylinder 121 ... Male screw 130 ... Sealing plate 131: annular cut 132: annular thin weak line 133: support column 134: pull ring 135: stepped portion 140: flange
Claims (3)
とからなり、前記スパウトの注出筒の内側を封鎖板を設
けて封止し、該封鎖板の開口予定位置のいずれの片面に
環状切込みを設けて他面に環状薄肉脆弱線を形成し、該
環状薄肉脆弱線の内側近傍の上面の一側に、先端にプル
リングを接続する支柱を立設する口栓において、前記プ
ルリングの縦方向の幅を支柱側から支柱対向側へ無段階
に狭くし、かつ支柱側の厚みより支柱対向側の厚みを厚
くしたことを特徴とするプルリング付口栓。1. A spout and a cap which is screwed onto the spout, wherein a sealing plate is provided to seal the inside of the spout spout cylinder, and an annular cut is made on any one surface of the sealing plate at an expected opening position. Forming a ring-shaped thin weak line on the other surface, and on a side of the upper surface near the inner side of the thin ring-shaped weak line, a stopper for erecting a pillar for connecting a pull ring to a tip thereof, in a vertical direction of the pull ring. A plug with a pull ring, characterized in that the width is continuously reduced from the support side to the support side, and the thickness of the support side is thicker than the support side.
とからなり、前記スパウトの注出筒の内側を封鎖板を設
けて封止し、該封鎖板の開口予定位置のいずれの片面に
環状切込みを設けて他面に環状薄肉脆弱線を形成し、該
環状薄肉脆弱線の内側近傍の上面の一側に、先端にプル
リングを接続する支柱を立設する口栓において、前記プ
ルリングの内側に周方向の段差部を設け、かつ支柱側の
厚みより支柱対向側の厚みを厚くしたことを特徴とする
プルリング付口栓。2. A spout and a cap screwed onto the spout, wherein a sealing plate is provided to seal the inside of the spout discharging cylinder, and an annular cut is made on any one of the surfaces of the sealing plate at an expected opening position. To form an annular thin-walled weak line on the other surface, and at a side of the upper surface near the inner side of the annular thin-walled weak line, a supporter for connecting a pull ring to the tip is erected. A plug with a pull ring, characterized in that a step portion in the direction is provided, and the thickness of the opposite side of the support is made thicker than the thickness of the support side.
て支柱側から上向きに傾斜させて設けたことを特徴とす
る請求項１又は請求項２記載のプルリング付口栓。3. The plug with a pull ring according to claim 1, wherein the pull ring is provided so as to be inclined upward from the support side with the support side facing upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001036661A JP4312396B2 (en) | 2001-02-14 | 2001-02-14 | Mouth plug with pull ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001036661A JP4312396B2 (en) | 2001-02-14 | 2001-02-14 | Mouth plug with pull ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002240846A true JP2002240846A (en) | 2002-08-28 |
| JP4312396B2 JP4312396B2 (en) | 2009-08-12 |
Family
ID=18899909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001036661A Expired - Lifetime JP4312396B2 (en) | 2001-02-14 | 2001-02-14 | Mouth plug with pull ring |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4312396B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007084078A (en) * | 2005-09-20 | 2007-04-05 | Toppan Printing Co Ltd | Mouth stopper with pull-ring |
| JP2009057099A (en) * | 2007-08-31 | 2009-03-19 | Yoshino Kogyosho Co Ltd | Unpluggable cap |
| JP2009196648A (en) * | 2008-02-19 | 2009-09-03 | Japan Crown Cork Co Ltd | Spout for tearing endless score |
| JP2010006446A (en) * | 2008-06-30 | 2010-01-14 | Yoshino Kogyosho Co Ltd | Pull ring of pull stopper type cap |
| JP2014084141A (en) * | 2012-10-23 | 2014-05-12 | Toppan Printing Co Ltd | Spout stopper and packaging container |
-
2001
- 2001-02-14 JP JP2001036661A patent/JP4312396B2/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007084078A (en) * | 2005-09-20 | 2007-04-05 | Toppan Printing Co Ltd | Mouth stopper with pull-ring |
| JP2009057099A (en) * | 2007-08-31 | 2009-03-19 | Yoshino Kogyosho Co Ltd | Unpluggable cap |
| JP2009196648A (en) * | 2008-02-19 | 2009-09-03 | Japan Crown Cork Co Ltd | Spout for tearing endless score |
| JP2010006446A (en) * | 2008-06-30 | 2010-01-14 | Yoshino Kogyosho Co Ltd | Pull ring of pull stopper type cap |
| JP2014084141A (en) * | 2012-10-23 | 2014-05-12 | Toppan Printing Co Ltd | Spout stopper and packaging container |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4312396B2 (en) | 2009-08-12 |
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