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JP2000128220A - Plastic mouth stopper fitted with unjust opening preventing function - Google Patents

Plastic mouth stopper fitted with unjust opening preventing function

Info

Publication number
JP2000128220A
JP2000128220A JP10306955A JP30695598A JP2000128220A JP 2000128220 A JP2000128220 A JP 2000128220A JP 10306955 A JP10306955 A JP 10306955A JP 30695598 A JP30695598 A JP 30695598A JP 2000128220 A JP2000128220 A JP 2000128220A
Authority
JP
Japan
Prior art keywords
projection
cap body
function
cap
shaped fitting
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.)
Pending
Application number
JP10306955A
Other languages
Japanese (ja)
Inventor
Kiyoshi Wada
潔 和田
Miki Takashima
幹 高島
Akitaka Iwasaki
晃孝 岩崎
Norikazu Kakigi
典一 柿木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toppan Inc
Original Assignee
Toppan Printing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Priority to JP10306955A priority Critical patent/JP2000128220A/en
Publication of JP2000128220A publication Critical patent/JP2000128220A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D41/00Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/32Caps or cap-like covers with lines of weakness, tearing-strips, tags, or like opening or removal devices, e.g. to facilitate formation of pouring openings
    • B65D41/34Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt
    • B65D41/3495Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt the tamper element being bonded or adhered to the container wall

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

PROBLEM TO BE SOLVED: To provide a plastic mouth stopper for a gable top type paper container or the like excellent in unjust opening preventing functionality and easy in the cutting of a half cut part in sealing, locking and opening. SOLUTION: A plastic mouth stopper consists of a circular cap main body 10 and a bottle extraction port 40 formed by providing the pedestal band 30 connected to the surface of the flange part 40b of the extraction port by a plurality of half cut bridges 20. At least two projection-shaped fitting parts 10b are provided to the outer peripheral surface of the skirt part 10a of the cap main body and a projection-shaped part to be fitted is provided to the inner peripheral surface of the pedestal band 30 so as to correspond to the projection-shaped fitting parts 10b and each of the projection-shaped fitting parts 10b has an almost upper part 1/4 circumferential shape in a cap closing rotary direction and the projection-shaped part to be fitted has an almost lower part 1/4 circumferential shape and the circumferential side of them has a gentle inclined projection shape and the vertical straight line side of them has an almost right-angled projection shape.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、液体容器等の抽出
口を封緘する口栓に関するものであり、特に、ゲーブル
トップ型等の液体容器の口栓であって、不正開栓防止機
能を有するプラスチック口栓に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plug for closing an extraction port of a liquid container or the like, and more particularly to a plug of a liquid container such as a gable-top type, which has a function of preventing unauthorized opening. Related to plastic spouts.

【0002】[0002]

【従来の技術】従来より、液体容器等の抽出口を封緘す
るキャップにおいて、キャップが開栓されるときにキャ
ップ裾部に付いているブリッジやスコア(切り込み)が
切断され、容器抽出口部に保証リングが残り、開栓した
証拠が残る機能、すなわち不正開栓防止機能)をもった
不正開栓防止機能付きプラスチック口栓として知られ、
特に近年の毒物混入事件などの防止のため、清涼飲料水
等飲料を中心に広い分野で使用されている。
2. Description of the Related Art Conventionally, in a cap for closing an extraction port of a liquid container or the like, when the cap is opened, a bridge or a score (cut) attached to a cap hem is cut off, and the container extraction port is closed. It is known as a plastic plug with a function to prevent unauthorized opening with a security ring remaining and a function to prevent evidence of opening, that is, a function to prevent unauthorized opening,
In particular, it is used in a wide range of fields, mainly beverages such as soft drinks, for the purpose of preventing recent poisoning cases.

【0003】上記の不正開封防止機能付きプラスチック
口栓用のキャップには、ブリッジやスコアが切断されや
すいアルミニウム製あるいはプラスチック製があり、前
者のアルミニウム製では、顧客の開栓に際し、その保証
リング等で怪我をするなどの問題もあり、近年では、同
種の機能を持ち、その保証リングにロック機能を付与し
たプラスチック製のキャップが使用されている。
[0003] The cap for a plastic plug with a tamper-proof function is made of aluminum or plastic from which the bridge and score are easily cut. In recent years, plastic caps having the same type of function and having a locking function added to the security ring have been used.

【0004】しかしながら、例えば図5(a)に示すよ
うに、通常の飲料キャップに見られるもので、キャップ
本体(10)の裾部(10a)にハーフカットスコアで
接続されたTバンド(保証リングともいう)(32)付
きの不正開封防止付きキャップでは、開栓にあたりハー
フカットスコア(80)が切られ、再封緘すると図5
(b)に示すように、元の、即ち開栓前の状態と一見し
て殆ど変わらないものとなり、不正開栓防止機能性に問
題のあるものであった。
However, as shown in FIG. 5 (a), for example, a T-band (guarantee ring) which is found in a normal beverage cap and which is connected to a skirt (10a) of a cap body (10) with a half-cut score. In the cap with tamper-evident prevention with (32), the half-cut score (80) is cut at the time of opening and resealed.
As shown in (b), the original state, that is, the state before opening was almost not different from that at first glance, and there was a problem in the function of preventing unauthorized opening.

【0005】また、近年清涼飲料や酒類などの液体容器
として、抽出口付きのゲーブルトップ型紙容器やバック
・イン・ボックス(段ボールや板紙でなる外側容器と、
プラスチックフィルムからなる口栓付き内側袋とからな
る大型容器)、バック・イン・カートン(板紙でなる外
側容器と、プラスチックフィルムでなる口栓付き内側袋
とからなる比較的小型の容器)などが、容器輸送コスト
や環境対応面から広く採用されるようになり、この抽出
口を封緘するキャップあるいは抽出口にも不正開栓防止
機能が要求されるようになっている。
In recent years, as a liquid container for soft drinks and alcoholic beverages, a gable-top type paper container with an extraction port and a back-in-box (an outer container made of cardboard or paperboard,
Large-sized containers made of plastic-coated inner bags with stoppers, and back-in-cartons (relatively smaller containers made of outer containers made of paperboard and inner bags with plastic stoppers), etc. It has been widely adopted from the viewpoint of container transportation cost and environmental protection, and a cap for closing the extraction port or an extraction port is required to have a function of preventing unauthorized opening.

【0006】[0006]

【発明が解決しようとする課題】本発明は、かかる従来
技術の問題点や要望点を解決するものであり、その課題
とするところは、特にゲーブルトップ型紙容器やバック
・イン・ボックス、バッグ・イン・ボックス等の不正開
栓防止機能付きプラスチック口栓において、不正開栓に
よるハーフカット部の切断が一見して判る、すなわち不
正開栓防止機能性に優れ、かつ封緘(キャッピング)と
嵌合(ロック)および開栓におけるハーフカット部の切
断が容易な不正開栓防止機能付きプラスチック口栓を提
供することにある。
SUMMARY OF THE INVENTION The present invention has been made to solve the problems and demands of the prior art, and it is an object of the present invention to provide a gable-top paper container, a back-in-box, a bag-in-a-box, and the like. In a plastic plug with an unauthorized opening prevention function such as an in-box, it is apparent at a glance that the half-cut portion is cut by the unauthorized opening, that is, it is excellent in the unauthorized opening prevention function and is fitted with a seal (capping) ( It is an object of the present invention to provide a plastic plug with an unauthorized opening prevention function that can easily cut a half-cut portion in locking and opening.

【0007】[0007]

【課題を解決するための手段】本発明において上記課題
を達成するために、まず請求項1の本発明では、円形状
キャップ本体と、抽出口のフランジ部表面に複数のハー
フカットブリッジで連結する台座バンドが、該キャップ
本体裾部を覆うような形状に設けてなるボトル抽出口と
からなる不正開封防止機能付きプラスチック口栓であっ
て、前記キャップ本体裾部の外周面に少なくとも2個の
突起状嵌合部を設け、前記台座バンドの内周面に前記突
起状嵌合部と対応するように突起状被嵌合部を設けてな
ることを特徴とする不正開栓防止機能付きプラスチック
口栓としたものである。
In order to achieve the above object, according to the first aspect of the present invention, a circular cap body and a plurality of half-cut bridges are connected to a surface of a flange portion of an extraction port. A plastic plug with a tamper-proof function comprising a pedestal band and a bottle outlet provided in a shape to cover the skirt of the cap body, wherein at least two projections are provided on the outer peripheral surface of the skirt of the cap body. A plastic spigot having a function to prevent unauthorized opening, characterized in that a protruding fitting portion is provided on the inner peripheral surface of the pedestal band so as to correspond to the protruding fitting portion. It is what it was.

【0008】また、請求項2の発明では、前記キャップ
本体裾部の突起状嵌合部が、キャップ本体閉栓回転方向
に略上部1/4円周形状で、この突起状嵌合部と対応す
る突起状被嵌合部が略下部1/4円周形状で、両者とも
円周側が緩やかなカーブの突起状で、縦直線側が略直角
に切り上がった突起状であることを特徴とする請求項1
記載の不正開栓防止機能付きプラスチック口栓としたも
のである。
According to the second aspect of the present invention, the protruding fitting portion of the cap body hem has a substantially upper quarter circumferential shape in the cap body closing rotation direction, and corresponds to the protruding fitting portion. The projection-shaped fitting portion has a substantially lower quarter-circumferential shape, both of which have a gently curved projection shape on the circumferential side and a projection shape obtained by cutting the vertical straight side substantially at a right angle. 1
It is a plastic plug with a function for preventing unauthorized opening as described.

【0009】[0009]

【発明の実施の形態】以下本発明の実施の形態を説明す
る。本発明の不正開栓防止機能付きプラスチック口栓
は、図1に示すように、円形状キャップ本体(10)
と、ボトル抽出口(40)の下部にあるフランジ部(4
0b)表面に複数のハーフカットブリッジ(20)で連
結する台座バンド(30)が、該キャップ本体(10)
裾部(10a)を覆うような形状に設けてなるボトル抽
出口(40)とからなる不正開封防止機能付きプラスチ
ック口栓(1)であって、前記キャップ本体(10)裾
部(10a)外面に少なくとも2個の突起状嵌合部(1
0b)を設け、前記台座バンド(30)内面に前記突起
状嵌合部(10b)と対応するように突起状被嵌合部
(図3に示す30a)を設けてなることを特徴とするも
のである。
Embodiments of the present invention will be described below. As shown in FIG. 1, the plastic plug with the function of preventing unauthorized opening of the present invention has a circular cap body (10).
And a flange (4) at the bottom of the bottle extraction port (40).
0b) A pedestal band (30) connected to the surface by a plurality of half-cut bridges (20) is provided on the cap body (10).
A tamper-proof plastic stopper (1) comprising a bottle extraction port (40) provided in a shape to cover the hem (10a), wherein the cap body (10) has an outer surface of the hem (10a). At least two projecting fitting portions (1
0b), and a protruding fitting part (30a shown in FIG. 3) is provided on the inner surface of the pedestal band (30) so as to correspond to the protruding fitting part (10b). It is.

【0010】また、請求項2の発明は、図2に示すよう
に、前記キャップ本体(10)裾部(10a)の少なく
とも2個の突起状嵌合部(10b)が、キャップ本体
(10)閉栓回転方向(P)に略上部1/4円周形状
で、この突起状嵌合部(10b)と対応する図3に示す
突起状被嵌合部(30a)が略下部1/4円周形状であ
り、その突起状嵌合部(10b)と突起状被嵌合部(3
0a)の両者とも円周側(E)が緩やかなカーブの突起
状で、縦直線側(T)が略直角に切り上がった突起状で
あることを特徴とするものである。
According to a second aspect of the present invention, as shown in FIG. 2, at least two projecting fitting portions (10b) of the skirt portion (10a) of the cap body (10) are provided on the cap body (10). The projection-shaped fitting part (30a) shown in FIG. 3 corresponding to the projection-shaped fitting part (10b) has a substantially lower one-fourth circumference in the stopper rotation direction (P). The projection-shaped fitting portion (10b) and the projection-shaped fitted portion (3
0a) is characterized in that the circumferential side (E) is a gently curved projection and the vertical straight side (T) is a projection that is cut out at substantially a right angle.

【0011】上記本発明の不正開栓防止機能付きプラス
チック口栓(1)の封緘(以下キャッピングという)に
あたり、図2に示すように、キャップ本体(10)を回
転方向(P)に回転させ、図1に示すボトル抽出口(4
0)のネジ部に螺着し、さらにキャップ本体(10)の
裾部(10a)にある少なくとも2個の突起状嵌合部
(10b)の円周側(E)が、図4に示すように、台座
バンド(30)の内側の突起状被嵌合部(30a)の円
周側(E)をお互いに緩やかなカーブとしているので、
円周側(E)同志を容易に通過し、突起状嵌合部(10
b)および突起状被嵌合部(30a)の縦直線側(T)
まで回転したところで縦直線側(T)同志がしっかりと
嵌合し、逆回転しないようにロックされるものである。
すなわち、容易にキャッピングが可能で、かつロックも
容易にしっかりできる構造としたものである。
In sealing the plastic plug (1) with the function of preventing unauthorized opening of the present invention (hereinafter referred to as capping), the cap body (10) is rotated in the rotation direction (P) as shown in FIG. The bottle extraction port (4
0), and the circumferential side (E) of at least two protruding fitting portions (10b) on the skirt (10a) of the cap body (10) as shown in FIG. In addition, since the circumferential side (E) of the protruding fitted portion (30a) inside the pedestal band (30) has a gentle curve with each other,
It easily passes through the circumferential side (E), and the protrusion-shaped fitting portion (10
b) and the vertical straight side (T) of the projecting fitting part (30a).
When rotated up to this point, the vertical straight sides (T) are firmly fitted together and locked so as not to rotate in the reverse direction.
That is, the structure is such that capping can be easily performed and locking can be easily and firmly performed.

【0012】また、上記本発明の不正開栓防止機能付き
プラスチック口栓(1)の開栓にあたり、図2に示すよ
うに、キャップ本体(10)の回転方向(P)と逆に回
転させるものであるが、上記のように、突起状嵌合部
(10b)および突起状被嵌合部(30a)の縦直線側
(T)同志がしっかり嵌合されているので、縦直線側
(T)の突起で引っかかり、よって台座バンド(30)
に応力が掛かり、台座バンド(30)下部に設けられた
複数のハーフカットブリッジ(20)が切断され、台座
バンド(30)がキャップ本体(10)裾部(10a)
に残るもので、所謂顧客の正当な開栓が容易な機構とし
たものである。
In opening the plastic plug (1) with the function of preventing unauthorized opening of the present invention, the cap body (10) is rotated in a direction opposite to the rotation direction (P) as shown in FIG. However, as described above, since the vertical straight sides (T) of the protruding fitting portion (10b) and the protruding fitted portion (30a) are firmly fitted, the vertical straight side (T) Of the pedestal band (30)
, A plurality of half-cut bridges (20) provided below the pedestal band (30) are cut, and the pedestal band (30) is attached to the cap body (10) hem (10a).
The mechanism is a mechanism that facilitates the so-called legitimate opening of the customer.

【0013】さらに、例えば、不正開栓後、再閉栓して
も切断されたハーフカットブリッジ(20)が元通りの
状態にならず、一見して不正開栓が判り易い構造とした
ものであり、したがって、優れた不正開栓防止機能を有
する口栓ということになるものである。
Furthermore, for example, even if the half-cut bridge (20) is reopened after the unauthorized opening, the cut half-cut bridge (20) does not return to its original state, so that the illegal opening can be easily recognized at a glance. Therefore, the spout has an excellent function of preventing unauthorized opening.

【0014】本発明の不正開栓防止機能付きプラスチッ
ク口栓(1)の製造は、射出成形あるいは圧縮成形法に
よるが、これらから適宜選択することができる。また、
この材料には、低密度ポリエチレン、高密度ポリエチレ
ン、直鎖ポリエチレン、ポリプロピレンなどに滑剤、帯
電防止剤、着色剤等の添加剤が必要に応じて配合された
ものを、成形性、ハーフカットブリッジ(20)の切断
性などを考慮のうえ適宜選択することができる。
The plastic plug (1) with the function of preventing unauthorized opening according to the present invention is manufactured by an injection molding method or a compression molding method, which can be selected as appropriate. Also,
This material is made of low-density polyethylene, high-density polyethylene, linear polyethylene, polypropylene, etc., blended with additives such as lubricants, antistatic agents, coloring agents, etc., as required, to obtain a moldable, half-cut bridge ( 20) can be appropriately selected in consideration of the cutting property and the like.

【0015】また、本発明の不正開栓防止機能付きプラ
スチック口栓(1)の用途として、特に、図3に示すよ
うに、下部にシール用のフランジ部(40b)が設けら
れたボトル抽出口(40)を必要とするゲーブルトップ
型紙容器やバック・イン・ボックス、バック・イン・カ
ートン(フランジ部(40b)をゲーブルトップ型紙容
器の屋根部またはバック・イン・ボックスやバック・イ
ン・カートンの内側プラスチック袋にシールして口栓と
する)などに適用できるもので、特に不正開栓防止機能
性が要求される酒類や清涼飲料等を収納する液体容器に
好適に採用できるものである。
Further, as a use of the plastic plug (1) having the function of preventing unauthorized opening according to the present invention, in particular, as shown in FIG. 3, a bottle extraction port provided with a sealing flange (40b) at a lower portion thereof. Gable-top paper container, back-in-box and back-in-carton that require (40) (the flange (40b) can be used for the roof of the gable-top paper container or the back-in-box or back-in-carton). It is applicable to liquid containers for storing alcoholic beverages, soft drinks, etc., which are required to have a function to prevent unauthorized opening.

【0016】[0016]

【発明の効果】本発明は以上の構成であるから、下記に
示す如き効果がある。即ち、円形状キャップ本体と、ボ
トル抽出口の下部にあるフランジ部表面に複数のハーフ
カットブリッジで連結する台座バンドが、該キャップ本
体裾部を覆うような形状に設けてなるボトル抽出口とか
らなる不正開封防止機能付きプラスチック口栓であっ
て、前記キャップ本体裾部外周面に少なくとも2個の突
起状嵌合部を設け、前記台座バンド内周面に前記突起状
嵌合部と対応するように突起状被嵌合部を設けてなり、
前記少なくとも2個の突起状嵌合部が、キャップ本体閉
栓回転方向に略上部1/4円周形状で、この突起状嵌合
部と対応する突起状被嵌合部が略下部1/4円周形状で
あり、かつその突起状嵌合部と突起状被嵌合部の両者と
も円周側が緩やかなカーブの突起状で、縦直線側が略直
角に切り上がった突起状としたので、キャッピングと強
固なロックおよび開栓が容易な不正開栓防止機能付きプ
ラスチック口栓とすることができる。
As described above, the present invention has the following effects. That is, a circular cap main body, and a pedestal band connected to the surface of the flange portion at the bottom of the bottle extraction port with a plurality of half-cut bridges, from a bottle extraction port provided in a shape to cover the bottom of the cap body. The cap is provided with at least two protruding fitting portions on the outer peripheral surface of the skirt portion of the cap body, and the inner peripheral surface of the pedestal band corresponds to the protruding fitting portion. Is provided with a protruding fitting part,
The at least two protrusion-shaped fitting portions have a substantially upper quarter-circumferential shape in the cap body closing rotation direction, and the projection-shaped fitted portions corresponding to the protrusion-shaped fitting portions have a substantially lower quarter-circle. Both the projection-shaped fitting part and the projection-shaped fitted part have a gently curved projection shape on the circumferential side, and the vertical straight side has a projection shape cut out at a substantially right angle, so that capping and It can be a plastic plug with a function of preventing unauthorized opening, which can be firmly locked and opened easily.

【0017】また、複数のハーフカットブリッジの切断
の有無即ち不正開栓の判別がし易いものとすることがで
きる。
Further, it is possible to easily determine whether or not a plurality of half-cut bridges have been cut, that is, whether or not unauthorized opening has occurred.

【0018】従って本発明は、特に酒類や清涼飲料等飲
料類を収納するゲーブルトップ型紙用やバック・イン・
ボックス、バック・イン・カートンの不正開栓防止機能
付きプラスチック口栓として、優れた実用上の効果を発
揮する。
Therefore, the present invention is particularly applicable to a gable-top paper for storing beverages such as alcoholic beverages and soft drinks, and a back-in-paper.
It has an excellent practical effect as a plastic plug with a function to prevent unauthorized opening of boxes and back-in-cartons.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の不正開栓防止機能付きプラスチック口
栓の一実施の形態を側断面および正面で表した説明図で
ある。
FIG. 1 is an explanatory view showing an embodiment of a plastic plug with an unauthorized opening prevention function of the present invention in a side sectional view and a front view.

【図2】本発明の不正開栓防止機能付きプラスチック口
栓を構成するキャップ本体の一実施の形態を示す斜視図
である。
FIG. 2 is a perspective view showing an embodiment of a cap body constituting a plastic plug with a function of preventing unauthorized opening according to the present invention.

【図3】本発明の不正開栓防止機能付きプラスチック口
栓を構成するボトル抽出口のうち、フランジ部と台座バ
ンドの一実施の形態を示す斜視図である。
FIG. 3 is a perspective view showing one embodiment of a flange portion and a pedestal band in a bottle extraction port constituting a plastic plug with an unauthorized opening prevention function of the present invention.

【図4】本発明の不正開栓防止機能付きプラスチック口
栓を構成するキャップ本体およびボトル抽出口に設けら
れた突起状嵌合部、突起状被嵌合部の一実施の形態を示
す上部断面図である。
FIG. 4 is an upper cross section showing one embodiment of a cap main body and a protruding fitting portion provided on a bottle extraction port and a protruding fitted portion which constitute a plastic plug having a function of preventing unauthorized opening according to the present invention. FIG.

【図5】従来の不正開栓防止機能付きプラスチック口栓
の一実施の形態を示すもので、(a)は、開栓状態を示
す概略図であり、(b)は、再閉栓状態を示す概略図で
ある。
5A and 5B show an embodiment of a conventional plastic plug with a function to prevent unauthorized opening, in which FIG. 5A is a schematic diagram showing an opened state, and FIG. 5B is a diagram showing a reclosed state. It is a schematic diagram.

【符号の説明】[Explanation of symbols]

1‥‥不正開栓防止機能付きプラスチック口栓 10‥‥キャップ本体 10a‥‥キャップ本体の裾部 10b‥‥突起状嵌合部 20‥‥ハーフカットブリッジ 30‥‥台座バンド 30a‥‥突起状被嵌合部 32‥‥Tバンド 40‥‥ボトル抽出口 40b‥‥フランジ部 80‥‥ハーフカットスコア E‥‥円周側 P‥‥閉栓回転方向 T‥‥縦直線側 1 Plastic cap with illegal opening prevention function 10 Cap main body 10a Cap base hem 10b Projection fitting section 20 Half cut bridge 30 Base band 30a Projection cover Fitting part 32 T band 40 Bottle extraction opening 40 b Flange part 80 Half cut score E Circumferential side P Closure rotation direction T Vertical straight side

フロントページの続き (72)発明者 柿木 典一 東京都台東区台東1丁目5番1号 凸版印 刷株式会社内 Fターム(参考) 3E084 AA05 AA12 AA34 AB01 BA02 CA01 CC03 DA01 DB04 DB06 DB12 DC03 FA09 FB01 GA01 GB01 KA13 KA15 KB01 LA17 LB01 LD01 Continuation of the front page (72) Inventor: Norikazu Kakiki 1-5-1, Taito, Taito-ku, Tokyo Toppan Printing Co., Ltd. F-term (reference) 3E084 AA05 AA12 AA34 AB01 BA02 CA01 CC03 DA01 DB04 DB06 DB12 DC03 FA09 FB01 GA01 GB01 KA13 KA15 KB01 LA17 LB01 LD01

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】円形状キャップ本体と、抽出口下部のフラ
ンジ部表面に複数のハーフカットブリッジで連結する台
座バンドが、該キャップ本体裾部を覆うような形状に設
けてなるボトル抽出口とからなる不正開封防止機能付き
プラスチック口栓であって、前記キャップ本体裾部の外
周面に少なくとも2個の突起状嵌合部を設け、前記台座
バンドの内周面に前記突起状嵌合部と対応するように突
起状被嵌合部を設けてなることを特徴とする不正開栓防
止機能付きプラスチック口栓。
1. A bottle extraction opening formed by a circular cap body and a base band connected to a surface of a flange portion below the extraction opening by a plurality of half-cut bridges so as to cover the bottom of the cap body. The cap is provided with at least two protrusion-shaped fitting portions on an outer peripheral surface of a skirt portion of the cap body, and corresponds to the protrusion-shaped fitting portions on an inner peripheral surface of the pedestal band. A plastic plug with an unauthorized opening prevention function, characterized in that it is provided with a protruding fitting portion so as to perform the operation.
【請求項2】前記キャップ本体裾部の突起状嵌合部が、
キャップ本体の閉栓回転方向に略上部1/4円周形状
で、この突起状嵌合部と対応する前記突起状被嵌合部が
略下部1/4円周形状で、両者とも円周側が緩やかなカ
ーブの突起状で、縦直線側が略直角に切りあがる突起状
であることを特徴とする請求項1記載の不正開栓防止機
能付きプラスチック口栓。
2. A projection-shaped fitting portion at the bottom of the cap body,
The cap body has a substantially upper quarter-circumferential shape in the closing rotation direction of the cap body, and the protruding fitting portion corresponding to the protruding fitting portion has a substantially lower quarter-circumferential shape, and both have a gentle circumferential side. The plastic plug with a function for preventing unauthorized opening according to claim 1, characterized in that it is a projection having a curved shape and a vertical straight side cut out at a substantially right angle.
JP10306955A 1998-10-28 1998-10-28 Plastic mouth stopper fitted with unjust opening preventing function Pending JP2000128220A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10306955A JP2000128220A (en) 1998-10-28 1998-10-28 Plastic mouth stopper fitted with unjust opening preventing function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10306955A JP2000128220A (en) 1998-10-28 1998-10-28 Plastic mouth stopper fitted with unjust opening preventing function

Publications (1)

Publication Number Publication Date
JP2000128220A true JP2000128220A (en) 2000-05-09

Family

ID=17963292

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10306955A Pending JP2000128220A (en) 1998-10-28 1998-10-28 Plastic mouth stopper fitted with unjust opening preventing function

Country Status (1)

Country Link
JP (1) JP2000128220A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100743638B1 (en) 2005-11-09 2007-07-30 노희권 Child-resistant closure
FR2903968A1 (en) * 2006-07-24 2008-01-25 Bericap Sarl CONTAINER A WALL PLANE CLOSED BY A CAP
ITPD20080354A1 (en) * 2008-12-01 2010-06-02 Alberto Del Biondi S P A BOTTLE FOR DRINKS WITH PERFECT CLOSING
JP2018070240A (en) * 2016-10-31 2018-05-10 株式会社吉野工業所 Discharge container

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100743638B1 (en) 2005-11-09 2007-07-30 노희권 Child-resistant closure
FR2903968A1 (en) * 2006-07-24 2008-01-25 Bericap Sarl CONTAINER A WALL PLANE CLOSED BY A CAP
WO2008012405A2 (en) * 2006-07-24 2008-01-31 Bericap Planar-walled container closed by a cap
WO2008012405A3 (en) * 2006-07-24 2008-03-13 Bericap Planar-walled container closed by a cap
ITPD20080354A1 (en) * 2008-12-01 2010-06-02 Alberto Del Biondi S P A BOTTLE FOR DRINKS WITH PERFECT CLOSING
EP2192049A1 (en) * 2008-12-01 2010-06-02 Alberto del Biondi S.p.A. Bottle with tamper-evident closure
JP2018070240A (en) * 2016-10-31 2018-05-10 株式会社吉野工業所 Discharge container

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