JPH0664656A - Linerless closing member - Google Patents
Linerless closing memberInfo
- Publication number
- JPH0664656A JPH0664656A JP3120032A JP12003291A JPH0664656A JP H0664656 A JPH0664656 A JP H0664656A JP 3120032 A JP3120032 A JP 3120032A JP 12003291 A JP12003291 A JP 12003291A JP H0664656 A JPH0664656 A JP H0664656A
- Authority
- JP
- Japan
- Prior art keywords
- linerless
- seal
- container
- neck
- closure
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS 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
- B65D41/00—Caps, 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
- B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
- B65D41/04—Threaded or like caps or cap-like covers secured by rotation
- B65D41/0407—Threaded or like caps or cap-like covers secured by rotation with integral sealing means
- B65D41/0428—Threaded or like caps or cap-like covers secured by rotation with integral sealing means formed by a collar, flange, rib or the like contacting the top rim or the top edges or the external surface of a container neck
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は主に、瓶もしくは他のタ
イプの一般的に液体搬送容器用ライナレスの閉封部材
（linerless closure）に関する。FIELD OF THE INVENTION The present invention relates generally to linerless closures for bottles or other types of liquid transport containers, generally.
【０００２】[0002]
【従来の技術及びその課題】ガラス瓶もしくはプラスチ
ック瓶である炭酸飲料用瓶に通常利用されるものであ
る。しかし、本発明は他の種類の瓶もしくは容器に利用
可能である。米国特許第４，１５６，４９０号明細書は
瓶口内に延出する環状ボス１２を開示する。米国特許第
４，２０６，８５２号明細書は瓶首部３６内に延出する
環状壁部３０を備えるライナレスの閉封部材を開示す
る。米国特許第４，３４３，４０８号明細書は容器３の
首部５の上端部と係合する環状突条部３４を備えるプラ
スチック閉封部材を開示する。2. Description of the Related Art It is usually used for a carbonated beverage bottle which is a glass bottle or a plastic bottle. However, the present invention is applicable to other types of bottles or containers. U.S. Pat. No. 4,156,490 discloses an annular boss 12 extending into a bottle mouth. U.S. Pat. No. 4,206,852 discloses a linerless closure member having an annular wall 30 extending into the bottle neck 36. U.S. Pat. No. 4,343,408 discloses a plastic closure member having an annular ridge 34 which engages the upper end of the neck 5 of the container 3.
【０００３】従来の金属シール閉封部材に代用するよう
に設計された初期のプラスチック閉封部材は通常、ガラ
スもしくはプラスチック瓶の上縁部の不均一を補償する
ためにライナを備える。例えば、ポリエチレン及びポリ
プロピレンのようなプラスチック材料の開発はライナレ
スの閉封部材の開発を可能とした。Early plastic closures designed to replace conventional metal seal closures typically include a liner to compensate for unevenness at the top edge of the glass or plastic bottle. For example, the development of plastic materials such as polyethylene and polypropylene has enabled the development of linerless closures.
【０００４】[0004]
【課題を解決するための手段、作用及び効果】本発明の
目的は密封技術及び炭酸飲料を含む多くの応用例におい
て使用される新規、かつ改善されたライナレスの閉封部
材を提供することである。SUMMARY OF THE INVENTION It is an object of the present invention to provide a new and improved linerless closure member for use in many applications including sealing technology and carbonated beverages. .
【０００５】本発明はねじ付首部を有する上端部を有す
る瓶もしくは他の容器で使用されるライナレスの閉封部
材である。このライナレスの閉封部材は通常プラスチッ
ク製ボデイ部である一体部材を備える。このボデイ部は
円筒状スカート部もしくは側壁部と頂部とを備える。上
記容器の首部及びボデイ部側壁は対応するねじを形成す
る。シールリングがボデイ部の頂部の下側及び近傍に一
体に装着される。このシールリングは連続した可撓性中
央部材を有する。容器の首部とキャップとの間のねじに
沿って上方に移動したときに、上記可撓性中央部材を上
記首部と上記キャップの頂部との間に配置して連続シー
ルを形成する。The present invention is a linerless closure for use in bottles or other containers having an upper end with a threaded neck. This linerless closure member typically comprises an integral member which is a plastic body. The body portion includes a cylindrical skirt portion or side wall portion and a top portion. The neck and body side walls of the container form corresponding threads. A seal ring is integrally mounted under and near the top of the body. The seal ring has a continuous flexible center member. The flexible central member is positioned between the neck and the top of the cap when moved upward along the threads between the neck of the container and the cap to form a continuous seal.
【０００６】上記シールリングは下方に延出する側部部
材も有するのが好ましい。上記首部は前記側部部材と係
合して、上記可撓性中央部材及び上記頂部により形成さ
れる頂部シールに加えて、側部シールと隅部シールとを
形成する。The seal ring preferably also has a side member extending downwardly. The neck engages the side members to form side and corner seals in addition to the top seal formed by the flexible center member and the top.
【０００７】[0007]
【実施例】本発明によるライナレスの閉封部材が図１に
おいて参照符号１０により図示されている。プラスチッ
ク容器１２は上端部１３と、ねじ１５を持つ首部１４と
を備える。プラスチック容器１２は一般にポリエチレン
テレフテート（terephthate ）から形成される。しか
し、上記容器は金属、ガラスもしくはポリプロピレン、
高密度ポリエチレン、ナイロンもしくはポリビニールク
ロライドを含む、熱可塑性プラスチックのような種々の
材料から形成することが可能である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A linerless closure member according to the present invention is designated by the reference numeral 10 in FIG. The plastic container 12 comprises an upper end 13 and a neck 14 with a screw 15. The plastic container 12 is generally formed of polyethylene terephthate. However, the container is metal, glass or polypropylene,
It can be formed from a variety of materials such as thermoplastics, including high density polyethylene, nylon or polyvinyl chloride.
【０００８】図４を参照すると、ライナレスの閉封部材
１０′が上端部１９と、連続したねじ２１を持つ首部２
０とを有するガラス瓶１８の上方に配置されているのが
図示されている。Referring to FIG. 4, a linerless closure member 10 'has an upper end 19 and a neck 2 having continuous threads 21.
It is shown positioned above a glass bottle 18 having a zero.
【０００９】ライナレスの閉封部材１０，１０′は好ま
しくはプラスチック材料から形成される。このプラスチ
ック材料は通常ポリプロピレン、ポリエチレンテレフテ
ート、ポリエチレン、ナイロン、これらの材料及びその
他の樹脂の混合物のような熱可塑性プラスチックであ
る。The linerless closure member 10, 10 'is preferably formed from a plastic material. This plastic material is usually a thermoplastic such as polypropylene, polyethylene terephthalate, polyethylene, nylon, mixtures of these materials and other resins.
【００１０】ライナレスの閉封部材１０は円筒状スカー
ト部もしくは側壁部２５と、一体型頂部２６とを有する
一体部材のボデイ部２４を備える。側壁部２５はその内
部にねじ２７を有する。ねじ２７は容器１２のねじ付首
部２４と係合する。ライナレスの閉封部材１０を容器１
２に対して回動すると、その組立体は図１に示すシール
されていない位置から、図２に示すシールした位置に移
動する。The linerless closure member 10 includes a one-piece body 24 having a cylindrical skirt or sidewall 25 and an integral top 26. The side wall portion 25 has a screw 27 inside thereof. The screw 27 engages the threaded neck 24 of the container 12. Linerless closure member 10 for container 1
When rotated relative to 2, the assembly moves from the unsealed position shown in FIG. 1 to the sealed position shown in FIG.
【００１１】図１を参照すると、シールリング２９が頂
部２６の下側及び近傍に一体に装着される。このシール
リング２９は下方に延出する円形側部部材３０と可撓性
中央部材３１とを有する。円形の側部部材３０及び頂部
２６は連続した円形の収容凹部３２を形成する。Referring to FIG. 1, a seal ring 29 is integrally mounted under and near the top 26. The seal ring 29 has a circular side member 30 extending downward and a flexible central member 31. Circular side member 30 and top 26 form a continuous circular receiving recess 32.
【００１２】好ましい実施例において、ボデイ部２４の
頂部２６の内面から垂下する円形Ｖ字状突条部が形成さ
れる。In the preferred embodiment, a circular V-shaped ridge is formed which depends from the inner surface of the top 26 of the body 24.
【００１３】図１及び図２を参照すると、ライナレスの
閉封部材１０を図１のシールされていない位置と、図２
のシールした位置との間を移動したときに、容器１２の
上端部１３は円形のシールリング２９と係合する。更に
上方に移動したときに、可撓性中央部材３１を収容凹部
３２に向けて上方に付勢して、可撓性中央部材３１を容
器１２の上端部１３と閉封部材１０のボデイ部２４の頂
部２６との間のシール位置にしっかりと配置する。図２
に示すように、ライナレスの閉封部材１０をこのシール
位置に配置したときに、しっかりした頂部シールを確実
にするように可撓性中央部材３１も頂部２６のＶ字状円
形突条部３３に対ししっかりと押圧される。同時に、容
器１２の上端部１３を図２のシール位置に移動したとき
に、容器１２の上端部１３と、シールリング２９の剛性
を有しかつ連続した円形の側部部材３０との間に、側部
シールと隅部シールとを形成する。図２に最も良く示す
ように、可撓性中央部材３１を収容凹部３２内に移動な
いし配置したときに、側部部材３０が側部シールと隅部
シールとを形成する。Referring to FIGS. 1 and 2, the linerless closure member 10 is shown in the unsealed position of FIG.
The upper end 13 of the container 12 engages a circular seal ring 29 when moved to and from the sealed position of. When it moves further upward, the flexible central member 31 is urged upward toward the accommodation recess 32 to move the flexible central member 31 to the upper end portion 13 of the container 12 and the body portion 24 of the closing member 10. Place it firmly in the sealing position between the top 26 of the. Figure 2
As shown in FIG. 4, when the linerless closure member 10 is placed in this sealing position, the flexible central member 31 also attaches to the V-shaped circular ridge 33 of the top 26 to ensure a secure top seal. It is pressed firmly against. At the same time, when the upper end portion 13 of the container 12 is moved to the sealing position of FIG. 2, between the upper end portion 13 of the container 12 and the rigid and continuous circular side member 30 of the seal ring 29, Form a side seal and a corner seal. As best shown in FIG. 2, the side member 30 forms a side seal and a corner seal when the flexible central member 31 is moved or placed within the housing recess 32.
【００１４】図４に示した、ガラス瓶の実施例も同様な
態様で作用する。ライナレスの閉封部材１０′をガラス
瓶１８の首部２０にねじ込むと、上記側部シールと、隅
部シールと、上部シールとを形成する。The glass bottle embodiment shown in FIG. 4 operates in a similar manner. The linerless closure 10 'is screwed into the neck 20 of the glass bottle 18 to form the side seals, corner seals and top seals.
【００１５】本発明によるライナレスの閉封部材は特
に、炭酸飲料容器において良好なシールを、更にコスト
的にも有効なシールを提供する。The linerless closure according to the invention provides a good seal, especially in carbonated beverage containers, and also a cost effective seal.
【００１６】本発明によるライナレスの閉封部材の他の
実施例を図５において参照符号４０により示した。閉封
部材４０は連続しかつ角形の（angular ）凹部を有す
る。Another embodiment of a linerless closure member according to the present invention is designated by the reference numeral 40 in FIG. The closure member 40 has a continuous and angular recess.
【００１７】ライナレスの閉封部材４０がシール位置に
移動したときに、容器１２′の上端部１３′は円形のシ
ールリング２９′と係合する。更に移動したときに、可
撓性中央部材３１′を連続し角形の凹部４１に対して上
方に付勢する。これにより、容器１２′の上端部１３′
と閉封部材４０との間に側部シールと隅部シールと上部
シールとを形成する。When the linerless closure member 40 is moved to the sealing position, the upper end 13 'of the container 12' engages the circular seal ring 29 '. When further moved, the flexible central member 31 'is urged upwardly against the continuous rectangular recess 41. Thereby, the upper end portion 13 'of the container 12'
A side seal, a corner seal, and an upper seal are formed between the sealing member 40 and the closing member 40.
【００１８】図６と図７とを参照すると、ライナレスの
閉封部材の他の実施例を参照符号５０により示した。閉
封部材５０は円筒状スカート部もしくは側壁部２５′と
一体的頂部２６′とを備える。側壁部２５′はその内面
にねじ２７′を有する。一体型シールリング２９′を頂
部２６′の下側に一体的に装着する。Referring to FIGS. 6 and 7, another embodiment of a linerless closure member is designated by the reference numeral 50. The closure member 50 comprises a cylindrical skirt or sidewall 25 'and an integral top 26'. The side wall portion 25 'has a screw 27' on its inner surface. An integral seal ring 29 'is integrally attached to the underside of the top 26'.
【００１９】複数の補強リブ５２が閉封部材５０の頂部
２６′から下方に垂下する。本実施例において、リブ５
２は十字形状を形成しているが、他の形状及び数のリブ
を使用してもよい。リブは圧力が加わったとき、閉封部
材５０の頂部２６′の歪みを防止するように働く。A plurality of reinforcing ribs 52 depend downwardly from the top 26 'of the closure member 50. In this embodiment, the rib 5
2 has a cross shape, but ribs of other shapes and numbers may be used. The ribs act to prevent distortion of the top 26 'of the closure member 50 when pressure is applied.
【００２０】特許請求の範囲から逸脱することなく、上
述したライナレスの閉封部材について多くの変更を行う
ことが可能である。Many modifications can be made to the linerless closure member described above without departing from the scope of the claims.
【図１】容器の首部に配置された、本発明によるライナ
レスの閉封部材の横断面図。FIG. 1 is a cross-sectional view of a linerless closure member according to the present invention located at the neck of a container.
【図２】シール位置のライナレスの閉封部材を示す、図
１と同様な縦方向横断面図。2 is a longitudinal cross-sectional view similar to FIG. 1, showing a linerless closure member in a sealing position.
【図３】図２の線３−３に沿う横断面図。3 is a cross-sectional view taken along line 3-3 of FIG.
【図４】瓶の首部の上方に配置された、本発明によるラ
イナレスの閉封部材を図示する前部部分側面図。FIG. 4 is a front partial side view illustrating a linerless closure member according to the present invention disposed above the neck of a bottle.
【図５】本発明によるライナレスの閉封部材の他の実施
例の横断面図。FIG. 5 is a cross-sectional view of another embodiment of the linerless closure member according to the present invention.
【図６】本発明によるライナレスの閉封部材の更に他の
実施例の底面図。FIG. 6 is a bottom view of still another embodiment of the linerless closing member according to the present invention.
【図７】図６の線７−７に沿う横断面図。7 is a cross-sectional view taken along the line 7-7 in FIG.
１０ 閉封部材 １０′ 閉封部材 １２ 容器 １２′ 容器 １３ 上端部 １３′ 上端部 １４ 首部 １５ ねじ １８ ガラス瓶 １９ 上端部 ２０ 首部 ２４ ボデイ部 ２５ 側壁部 ２５′ 側壁部 ２６ 頂部 ２６′ 頂部 ２７ ねじ ２７′ ねじ ２９ シールリング ２９′ シールリング ３０ 側部部材 ３１ 中央部材 ３１′ 中央部材 ３２ 凹部 ４０ 閉封部材 ４１ 凹部 ５０ 閉封部材 ５２ リブ 10 Closing member 10 'Closing member 12 Container 12' Container 13 Upper end 13 'Upper end 14 Neck 15 Screw 18 Glass bottle 19 Upper end 20 Neck 24 Body part 25 Side wall 25' Side wall 26 Top 26 'Top 27 Screw 27 'Screw 29 Seal ring 29' Seal ring 30 Side member 31 Central member 31 'Central member 32 Recess 40 Closing member 41 Recess 50 Closing member 52 Rib
Claims (10)
はその他の容器で使用するライナレスの閉封部材であっ
て、前記瓶もしくは容器のねじ付首部に対応したねじを
持つ円筒状側壁と頂部とを有する一体部材のボデイ部
と、連続した可撓性中央部材を含みかつ前記頂部の下側
及び近傍に一体に装着されたシールリングとを具備し、
前記首部はねじに沿って上方に移動したときに前記シー
ルリングと係合し、更に移動したときに、前記中央部材
を前記首部と前記頂部との間に配置して連続したシール
を形成するライナレスの閉封部材。1. A linerless closure for use in a bottle or other container having an upper end and a threaded neck, the cylindrical side wall and top having threads corresponding to the threaded neck of the bottle or container. And a seal ring that includes a continuous flexible center member and that is integrally mounted below and near the top,
The linerless, wherein the neck engages the seal ring as it moves upwards along the screw and, when further moved, places the central member between the neck and the top to form a continuous seal. Closure member.
はその他の容器で使用するライナレスの閉封部材であっ
て、前記瓶もしくは容器のねじ付首部に対応したねじを
持つ円筒状の側壁と頂部とを設けた一体部材のボデイ部
と、下方に延出する側部部材と可撓性中央部材とを含み
かつ前記頂部の下側及び近傍に一体に装着されたシール
リングとを具備し、前記首部はねじに沿って上方に移動
したときに前記シールリングと係合し、更に移動したと
きに前記側部部材が連続した側部シールを形成し、前記
可撓性中央部材と前記頂部とが隅部シールと上部シール
とを形成するライナレスの閉封部材。2. A linerless closure for use in a bottle or other container having an upper end and a threaded neck, the cylindrical side wall having a thread corresponding to the threaded neck of the bottle or container. A body part of an integral member provided with a top, a side member extending downward and a flexible central member, and a seal ring integrally attached to the lower side and the vicinity of the top, The neck engages the seal ring when moved upwards along a screw and when further moved, the side members form a continuous side seal, the flexible central member and the top portion A linerless closure that forms a corner seal and a top seal.
凹部を形成し、前記可撓性中央部材はそのシール位置
で、前記凹部内に配置される請求項２に記載のライナレ
スの閉封部材。3. The linerless closure of claim 2, wherein the side member and the top form a circular receiving recess, and the flexible central member is disposed within the recess in its sealing position. Element.
凹部を形成し、前記可撓性中央部材はそのシール位置
で、前記凹部内に配置される請求項２に記載のライナレ
スの閉封部材。4. The linerless closure of claim 2, wherein the side member and the top form a rectangular receiving recess, and the flexible central member is disposed within the recess in its sealing position. Element.
部の内面から垂下する円形突条部が形成され、前記可撓
性内壁はシール位置で、前記垂下する円形突条部と係合
する請求項２に記載のライナレスの閉封部材。5. The top portion has an outer surface and an inner surface, a circular ridge portion extending from the inner surface of the top portion is formed, and the flexible inner wall is engaged with the depending circular ridge portion at a sealing position. The linerless closing member according to claim 2, wherein the closing member is a linerless closure.
を形成している請求項５に記載のライナレスの閉封部
材。6. The linerless closure member according to claim 5, wherein the depending circular protrusion has a substantially V shape.
ク材料から形成されている請求項２に記載のライナレス
の閉封部材。7. The linerless closure member of claim 2, wherein the linerless closure member is formed of a plastic material.
部に設けた請求項２に記載のライナレスの閉封部材。8. The linerless closure member according to claim 2, wherein a device for preventing distortion of the top portion is provided on the top portion.
つの下方に垂下する突起部を備える請求項８に記載のラ
イナレスの閉封部材。9. The prevention device is at least two on the top.
The linerless closure member according to claim 8, comprising two downwardly projecting protrusions.
くはその他の容器で使用するライナレスの閉封部材であ
って、前記瓶もしくは容器のねじ付首部に対応するねじ
を持つ円筒状の側壁と外面と内面とを持つ頂部とを有す
る一体部材のプラスチック製ボデイ部と、下方に延出す
る側部部材と可撓性中央部材とを含みかつ前記頂部の下
側及び近傍に一体に装着されたシールリングとを具備
し、前記首部はねじに沿って上方に移動したときに前記
シールリングと係合し、更に移動したときに前記側部部
材が連続した側部シールを形成し、前記可撓性中央部材
と前記頂部とが連続した隅部シールと頂部シールとを形
成し、前記頂部の内面から垂下する円形突条部が形成さ
れ、前記可撓性内壁部はシール位置に配置されたとき、
前記円形突条部と係合するライナレスの閉封部材。10. A linerless closure for use in a bottle or other container having an upper end and a threaded neck, the cylindrical side wall having a thread corresponding to the threaded neck of the bottle or container. A plastic body portion of an integral member having a top portion having an outer surface and an inner surface, a side member extending downward and a flexible central member, and integrally mounted below and near the top portion. A seal ring, the neck engaging the seal ring when moving upward along a screw, and the side member forming a continuous side seal when moving further, When the central member and the top form a continuous corner seal and a top seal, a circular ridge hanging from the inner surface of the top is formed, and the flexible inner wall is located at the sealing position. ,
A linerless closing member that engages with the circular protrusion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52875990A | 1990-05-25 | 1990-05-25 | |
| US528759 | 1995-09-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0664656A true JPH0664656A (en) | 1994-03-08 |
Family
ID=24107062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3120032A Pending JPH0664656A (en) | 1990-05-25 | 1991-05-24 | Linerless closing member |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0460813A3 (en) |
| JP (1) | JPH0664656A (en) |
| AU (1) | AU7720491A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5320236A (en) * | 1992-04-27 | 1994-06-14 | Owens-Illinois Closure Inc. | Plastic container package with linerless sealing closure system |
| ES2088231T3 (en) * | 1992-07-21 | 1996-08-01 | Metal Box Plc | PLASTIC CLOSURE OF A SINGLE PIECE. |
| DE4301306C2 (en) * | 1993-01-20 | 1995-12-21 | Alcoa Gmbh Verpackwerke | Plastic closure |
| IL110654A (en) * | 1993-08-19 | 1997-11-20 | Precision Valve Australia | Linerless closure for container |
| DE4425675C3 (en) * | 1994-07-20 | 2001-02-15 | Frank Schellenbach | Sealing cap |
| GB2311283A (en) * | 1996-03-19 | 1997-09-24 | Lawson Mardon | Cap for a container |
| CA2635695A1 (en) | 2005-12-28 | 2007-07-05 | Silgan White Cap Americas Llc | Retortable package with plastic closure cap |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0481981B2 (en) * | 1988-06-17 | 1999-11-17 | Closures and Packaging Services Limited | Linerless closure for carbonated beverage container |
-
1991
- 1991-05-10 EP EP19910304233 patent/EP0460813A3/en not_active Withdrawn
- 1991-05-21 AU AU77204/91A patent/AU7720491A/en not_active Abandoned
- 1991-05-24 JP JP3120032A patent/JPH0664656A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0460813A3 (en) | 1992-03-11 |
| AU7720491A (en) | 1991-11-28 |
| EP0460813A2 (en) | 1991-12-11 |
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