JPH0752190A - Composite container - Google Patents
Composite containerInfo
- Publication number
- JPH0752190A JPH0752190A JP4253026A JP25302692A JPH0752190A JP H0752190 A JPH0752190 A JP H0752190A JP 4253026 A JP4253026 A JP 4253026A JP 25302692 A JP25302692 A JP 25302692A JP H0752190 A JPH0752190 A JP H0752190A
- Authority
- JP
- Japan
- Prior art keywords
- container
- liquid
- composite container
- blank plate
- liquid reservoir
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/0005—Components or details
- B05B11/0037—Containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/30—Dip tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1001—Piston pumps
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は射出成形品としての成形
精度、強度および加工特性等の利点と、紙容器としての
印刷効果、軽量性、易焼却性等の利点を兼ね備えた複合
容器に係り、特に、容器内に貯留された液体を注出する
ためのポンプ機構部材を備えた複合容器に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a composite container having advantages such as molding precision, strength and processing characteristics as an injection molded product and advantages such as a printing effect as a paper container, light weight and easy incineration. In particular, it relates to a composite container provided with a pump mechanism member for pouring out the liquid stored in the container.
【０００２】[0002]
【従来の技術】従来より、ブランク板と熱可塑性樹脂が
一体に成形された複合容器、いわゆるピラード容器が使
用されている。2. Description of the Related Art Conventionally, a so-called pillar container in which a blank plate and a thermoplastic resin are integrally molded is used.
【０００３】一般に、ピラード容器は、紙と樹脂とが積
層された積層シート材料からなるブランク板を射出成形
金型内に筒状に配設し、このブランク板の端部を突き合
わせた継ぎ合わせ部分および開放端等に熱可塑性樹脂を
射出することにより、ブランク板が樹脂製の保持枠によ
って容器形状に保持された状態で一体成形された複合容
器である。このようなピラード容器は、射出成形品とし
ての利点と紙容器としての利点とを兼ね備えており、例
えば清涼飲料水、清酒、粉末洗剤、芳香剤、液状食品等
の各種製品を収容する容器として広く用いられている。Generally, in a pillared container, a blank plate made of a laminated sheet material in which paper and a resin are laminated is arranged in a cylindrical shape in an injection molding die, and the end portion of the blank plate is abutted with each other. In addition, the blank container is a composite container integrally molded in a state where the blank plate is held in a container shape by a holding frame made of resin by injecting a thermoplastic resin into the open end and the like. Such a pillared container has both an advantage as an injection molded product and an advantage as a paper container, and is widely used as a container for accommodating various products such as soft drinks, sake, powder detergent, air freshener and liquid food. It is used.
【０００４】一方、例えば、容器内に貯留されたシャン
プー等の液体を注出するためのポンプ機構部材を備える
容器は、一般にブロー成形等によって形成されている。On the other hand, for example, a container provided with a pump mechanism member for pouring out a liquid such as shampoo stored in the container is generally formed by blow molding or the like.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら、このよ
うなブロー容器の底部は、平坦であるか、あるいは底部
の中央よりも底部の周辺の方が位置的に低い形状になっ
ているために、容器の最終液は容器底部周辺に残ったま
まポンプ機構部材により注出されないという不都合が生
じている。However, since the bottom of such a blow container is flat or has a shape in which the periphery of the bottom is lower in position than the center of the bottom, the container has a shape. The final liquid of (1) remains in the vicinity of the bottom of the container and cannot be poured out by the pump mechanism member.
【０００６】本発明は、このような事情に鑑みてなされ
たものであり、その目的は、射出成形品としての成形精
度、強度および加工特性等の利点と、紙容器としての印
刷効果、軽量性、易焼却性等の利点を兼ね備えた複合容
器の特徴を生かしつつ、容器の残余の液体の注出性に優
れる複合容器を提供することにある。The present invention has been made in view of the above circumstances, and its purpose is to provide advantages such as molding accuracy, strength and processing characteristics as an injection molded product, printing effect as a paper container, and light weight. Another object of the present invention is to provide a composite container which is excellent in the pourability of the liquid remaining in the container while making the most of the features of the composite container having advantages such as easy incineration.
【０００７】[0007]
【課題を解決するための手段】このような目的を達成す
るために、本発明は胴部、底部、上部閉塞部とを備え、
少なくとも前記胴部は、ブランク板が予め配設された射
出成形金型に熱可塑性樹脂が射出されることにより一体
成形され、前記上部閉塞部には、容器内に貯留された液
体を注出するために底部近傍まで垂下したチューブを備
えるポンプ機構部材を備え、前記底部は、容器内に貯留
された液体の最終的残液を集めるために設けられた液溜
部を備え、この液溜部にチュ−ブの最下端が浸漬される
ように設置した。To achieve these objects, the present invention comprises a body, a bottom, and an upper closure.
At least the body portion is integrally molded by injecting a thermoplastic resin into an injection molding die in which a blank plate is arranged in advance, and the liquid stored in the container is poured into the upper closed portion. For this purpose, a pump mechanism member including a tube that hangs down to near the bottom is provided, and the bottom is provided with a liquid reservoir provided to collect the final residual liquid of the liquid stored in the container. The tube was set so that the bottom end of the tube was immersed.
【０００８】[0008]
【作用】本発明の複合容器は、その底部に、容器内に貯
留された液体の最終的残液を集めるために設けられた液
溜部を備えているので、残液はここに集められ、浸漬さ
れているチューブによって吸い上げられる。Since the composite container of the present invention is provided with the liquid reservoir provided at the bottom thereof for collecting the final residual liquid of the liquid stored in the container, the residual liquid is collected here. It is sucked up by a tube that is immersed.
【０００９】[0009]
【実施例】以下、本発明の実施例について図を参照して
説明する。図１は本発明の複合容器の一例を示す斜視図
であり、図２は図１に示される複合容器の組み立て前の
II−II線における断面図である。図１および図２におい
て、複合容器１は、胴部２、底部６、上部閉塞部９から
なる、いわゆるピラード容器である。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing an example of the composite container of the present invention, and FIG. 2 shows the composite container shown in FIG. 1 before assembly.
It is a sectional view taken along the line II-II. In FIGS. 1 and 2, the composite container 1 is a so-called pillar container including a body portion 2, a bottom portion 6, and an upper closing portion 9.
【００１０】複合容器１の胴部２は、筒状に保持された
ブランク板３と、このブランク板３の端部３ａ，３ａを
突き合わせた継ぎ合わせ部分に熱可塑性樹脂が射出され
て成形されたピラー部４と、筒状に保持されたブランク
板３の下方の開放端３ｂに熱可塑性樹脂が射出されて形
成されたフランジ部５とを備えている。The body portion 2 of the composite container 1 is formed by injecting a thermoplastic resin into a blank plate 3 held in a tubular shape and a joint portion where the ends 3a of the blank plate 3 are butted against each other. A pillar portion 4 and a flange portion 5 formed by injecting a thermoplastic resin at the lower open end 3b of the blank plate 3 held in a tubular shape are provided.
【００１１】さらに、上部閉塞部９は、肩部１０と、こ
の肩部１０の略中央に突設されたネジ山付開口部１１
と、この開口部１１に固着されたポンプ機構部材２０を
備える。ポンプ機構部材２０は、容器内に貯留された液
体を注出するために設けられたものであって、この部材
２０は、開口部１１に固定するための固定部２１と、上
下に往復動可能なポンピング部材２２と、これに連結し
容器の底部近傍まで垂下するチューブ２４を備えてい
る。Further, the upper blocking portion 9 includes a shoulder portion 10 and a threaded opening portion 11 projecting from the shoulder portion 10 substantially at the center thereof.
And a pump mechanism member 20 fixed to the opening 11. The pump mechanism member 20 is provided for pouring out the liquid stored in the container, and this member 20 can reciprocate up and down with a fixing portion 21 for fixing it in the opening 11. It includes a pumping member 22 and a tube 24 connected to the pumping member 22 and hanging down to near the bottom of the container.
【００１２】一方、底部６は、図２にその詳細が示され
るように底部用のブランク板８と、その周囲に熱可塑性
樹脂により形成されたフランジ部７とからなり、胴部２
とは別体に形成されたものが一例としてとりあげられて
いる。そして、フランジ部７が胴部２のフランジ部５の
内周面に固着されることにより胴部２と一体化されてい
る。そして、底部６は、容器内に貯留された液体の最終
的残液を中央に集めるために設けられた液溜部Ｇを備
え、この液溜部Ｇにチュ−ブ２４の最下端２４ａが浸漬
されるように設置されている。On the other hand, the bottom portion 6 is composed of a blank plate 8 for the bottom portion and a flange portion 7 formed of a thermoplastic resin around the blank portion 8 as shown in detail in FIG.
The one formed separately from is taken as an example. The flange portion 7 is integrated with the body portion 2 by being fixed to the inner peripheral surface of the flange portion 5 of the body portion 2. The bottom 6 is provided with a liquid reservoir G provided to collect the final residual liquid of the liquid stored in the container in the center, and the lowermost end 24a of the tube 24 is immersed in the liquid reservoir G. It is installed as described.
【００１３】図２に示される液溜部Ｇは、底部の中央に
行くに従って傾斜が下がる湾曲部であって、このものは
材質の異なる多層構造のブランク板８を用い、インジェ
クション後の各層の熱収縮の差を利用して形成される。The liquid reservoir portion G shown in FIG. 2 is a curved portion whose inclination decreases toward the center of the bottom portion, which uses a blank plate 8 of a multi-layered structure made of different materials and heats each layer after injection. It is formed by utilizing the difference in contraction.
【００１４】多層構造のブランク板８として、例えば、
図３および図４に示される２層の場合を例にとって説明
する。図４の部分拡大図に示されるように内面層８ａを
樹脂、外面層８ｂを紙、アルミニウム、あるいは内面層
８ａの樹脂よりも熱収縮性の小さい樹脂（ＰＥＴ等）と
する。そして、このブランク板８の周辺に外部フランジ
７を作るために射出成形樹脂が射出されるとブランク板
全体の温度が一旦上り、その後冷却される。その時、各
層の熱収縮の差によって、収縮性の大きい樹脂層８ａに
引っ張られ、ブランク板は中央が下方に凹む形状にな
り、液溜部Ｇが形成される。なお、ブランク板８は、そ
の周辺に射出成形樹脂が射出される前および直後は図３
（ｂ）に示される位置Ｌで特定される平面を形成してい
る。液溜部Ｇと、浸漬されるチュ−ブ２４の最下端２４
ａとの関係が図４（ｂ）に示される。As the blank plate 8 having a multi-layer structure, for example,
The case of the two layers shown in FIGS. 3 and 4 will be described as an example. As shown in the partially enlarged view of FIG. 4, the inner surface layer 8a is made of resin, the outer surface layer 8b is made of paper, aluminum, or a resin (PET or the like) having a smaller heat shrinkability than the resin of the inner surface layer 8a. Then, when the injection molding resin is injected to form the outer flange 7 around the blank plate 8, the temperature of the entire blank plate once rises and then is cooled. At that time, due to the difference in heat shrinkage of each layer, the blank plate is pulled by the resin layer 8a having large shrinkability, and the blank plate has a shape in which the center is recessed downward, and the liquid reservoir G is formed. The blank plate 8 is shown in FIG. 3 before and immediately after the injection molding resin is injected into its periphery.
The plane defined by the position L shown in (b) is formed. Liquid reservoir G and the lowest end 24 of the tube 24 to be immersed
The relationship with a is shown in FIG.
【００１５】図５には、他の形状の底部６が示され、こ
のものは、中央部に形成された液溜部Ｇとしての凹部８
１と、この凹部８１に連結し、この凹部８１へと流体を
流し込むために一定の勾配を備えるフラット部８２と、
このフラット部８２に連設するフランジ部７１を有す
る。これらは、射出成形等によって一体的に同一樹脂で
形成される。なお、凹部８１の大きさは、チュ−ブ２４
の最下端２４ａが入る程度とされる。FIG. 5 shows a bottom portion 6 having another shape, which is a recess 8 as a liquid reservoir G formed in the central portion.
1 and a flat portion 82 which is connected to the concave portion 81 and has a constant gradient for pouring a fluid into the concave portion 81,
The flat portion 82 has a flange portion 71 continuous with the flat portion 82. These are integrally formed of the same resin by injection molding or the like. It should be noted that the size of the concave portion 81 is the same as the tube 24.
The lowermost end 24a of the above is included.
【００１６】さらに、図６には、他の底部６が示され
る。このものは、基本的には図２〜図４で示される形状
と同様であるが、ブランク板を用いずに射出成形等によ
って一体的に同一樹脂で形成された点が異なる。Furthermore, another bottom 6 is shown in FIG. This is basically the same as the shape shown in FIGS. 2 to 4, except that it is integrally formed of the same resin by injection molding or the like without using a blank plate.
【００１７】なお、底部のフランジ部７と胴部のフラン
ジ部５の内周面との固着は、両者にネジ部を形成してお
き螺着したり、ヒートシール法、超音波シール法等の種
々の方法により接着してもよい。Incidentally, the bottom flange portion 7 and the inner peripheral surface of the body flange portion 5 are fixed to each other by screwing them together, or by heat sealing, ultrasonic sealing or the like. You may adhere | attach by various methods.
【００１８】上述のような複合容器１は、ブランク板３
を予め射出成形金型のコアとメス型との間に配設してお
き、その後、熱可塑性樹脂を射出することにより、上記
のピラー部４、フランジ部５、肩部１０およびネジ山付
開口部１１が成形され、この際、円筒状に保持されたブ
ランク板３は、端部３ａ，３ａ、下方の開放端３ｂ、上
方の開放端３ｃにおいて、それぞれピラー部４、フラン
ジ部５、肩部１０を構成する熱可塑性樹脂と融着して一
体化される。この際、ブランク板３を予めコアに巻い
て、くせ折りをしておくことが好ましい。また、底部６
も、底部用のブランク板８を予め射出成形金型に配設し
ておき、その後、熱可塑性樹脂を射出してブランク板８
の周囲に熱可塑性樹脂によりフランジ部７を一体的に成
形することができる。The composite container 1 as described above has a blank plate 3
Is disposed in advance between the core of the injection molding die and the female die, and then the thermoplastic resin is injected, whereby the pillar portion 4, the flange portion 5, the shoulder portion 10 and the threaded opening are formed. The part 11 is molded, and at this time, the blank plate 3 held in a cylindrical shape has the pillar part 4, the flange part 5, and the shoulder part at the ends 3a, 3a, the lower open end 3b, and the upper open end 3c, respectively. The thermoplastic resin forming 10 is fused and integrated. At this time, it is preferable that the blank plate 3 be wound around the core in advance and be folded in a curl. Also, the bottom 6
Also, the blank plate 8 for the bottom portion is previously arranged in the injection molding die, and then the thermoplastic resin is injected to produce the blank plate 8
It is possible to integrally form the flange portion 7 around the periphery with a thermoplastic resin.
【００１９】尚、この熱可塑性樹脂の射出により形成さ
れるピラー部４は、複合容器１の外側からその存在が確
認され難い方が、外観上好ましいので、例えば、ピラー
部４の樹脂量を可能なかぎり少なくしてもよい。また、
図２に示されるように、ピラー部４の容器内側にリブ４
ａを突設してもよい。このようにリブ４ａを突設するこ
とにより、底部６が一体化される前の胴部２を重ねて保
管、輸送等した場合に、各胴部間のスタッキングが防止
され、その後の分離が容易となる。The appearance of the pillar portion 4 formed by injection of the thermoplastic resin is difficult to be confirmed from the outside of the composite container 1 because it is preferable in appearance that the amount of resin in the pillar portion 4 can be adjusted. It may be reduced as much as possible. Also,
As shown in FIG. 2, ribs 4 are provided inside the container of the pillar portion 4.
You may project a. By thus projecting the ribs 4a, stacking between the body parts is prevented when the body parts 2 before the bottom part 6 are integrated are stacked and stored or transported, and the subsequent separation is easy. Becomes
【００２０】また、上述のようにブランク板３、ブラン
ク板８と一体化されて複合容器１を構成する熱可塑性樹
脂は、特に制限はないが、ブランク板３の最内面の熱可
塑性樹脂層と同系の熱可塑性樹脂が好ましい。ブランク
板３としては、例えばポリエチレン（ＰＥ）／紙／ポリ
エチレン（ＰＥ）の３層構造、ポリプロピレン（ＰＰ）
／ＰＥ／紙／ＰＥ／ポリプロピレン（ＰＰ）の５層構
造、ＰＥ／紙／接着剤層／アルミニウム（Ａｌ）層／Ｐ
Ｅの５層構造等を有している。そして、このブランク板
の最内面のＰＥ層あるいはＰＰ層が射出された熱可塑性
樹脂と熱融着することにより一体化され、成形された容
器の強度は高いものとなっている。ブランク板３の厚さ
は３００〜６００μｍ程度が好ましい。Further, the thermoplastic resin which is integrated with the blank plate 3 and the blank plate 8 to form the composite container 1 as described above is not particularly limited, but is the thermoplastic resin layer on the innermost surface of the blank plate 3. The same type of thermoplastic resin is preferable. As the blank plate 3, for example, a three-layer structure of polyethylene (PE) / paper / polyethylene (PE), polypropylene (PP)
/ PE / paper / PE / polypropylene (PP) 5-layer structure, PE / paper / adhesive layer / aluminum (Al) layer / P
It has a five-layer structure of E and the like. The PE layer or PP layer on the innermost surface of the blank plate is integrated with the injected thermoplastic resin by heat fusion, and the strength of the molded container is high. The thickness of the blank plate 3 is preferably about 300 to 600 μm.
【００２１】ところで、本発明の複合容器の形状は、上
述の例に限定されるものではなく、種々の形状であって
よい。例えば、図７に示されるように、胴部形成部３３
ａ，３３ｂと、上部閉塞部形成部３４とで構成されるブ
ランク板３２を用いて、図８に示される形状の複合容器
３１としてもよい。この複合容器３１では、ブランク板
３２の継ぎ合わせ部分には熱可塑性樹脂からなるピラー
部３６が形成されている。また、ブランク板３２の上部
閉塞部形成部３４により構成される上部閉塞部３７に
は、上部閉塞部縁部３８が形成され、さらにブランク板
３２の下方には、下部フランジ部３９が形成されてい
る。そして、ブランク板３２の上部閉塞部形成部３４に
形成されている口部３５には、ネジ山付開口部４０が一
体成形されている。また、ネジ山付開口部４０を別途形
成して口部３５に固着してもよい。また、下部フランジ
部３９には、容器とは別体に形成された底材が接着され
ている。By the way, the shape of the composite container of the present invention is not limited to the above-mentioned example, but may be various shapes. For example, as shown in FIG. 7, the body forming portion 33
The composite plate 31 having the shape shown in FIG. 8 may be formed by using the blank plate 32 configured by a and 33b and the upper blocking portion forming portion 34. In this composite container 31, a pillar portion 36 made of a thermoplastic resin is formed at the joint portion of the blank plates 32. In addition, an upper closing portion edge portion 38 is formed in an upper closing portion 37 formed by the upper closing portion forming portion 34 of the blank plate 32, and a lower flange portion 39 is formed below the blank plate 32. There is. Then, a threaded opening 40 is integrally formed in the mouth portion 35 formed in the upper closed portion forming portion 34 of the blank plate 32. Alternatively, the threaded opening 40 may be separately formed and fixed to the mouth 35. In addition, a bottom material formed separately from the container is bonded to the lower flange portion 39.
【００２２】尚、胴部２と底部６との一体化の手段とし
て、上述のように超音波シール方法が可能であるが、こ
の場合、図９に示すように、胴部２のフランジ部５の下
端面に凸部５ａを設けることができる。このような凸部
５ａは、超音波により選択的に溶融されるので、迅速に
確実なヒートシールが行える。また、溶融した樹脂がフ
ランジ部５と底部６との間から外を流出しないように、
図示例のようにフランジ部５の外縁部にＬ字状をなす縁
部５ｂを設けてもよい。上記の凸部５ａの形状は、リン
グ形状、円錐等の突起形状等、いずれの形状であっても
よく、凸部５ａの高さは０．１〜０．５ｍｍ、凸部５ａ
の頂部の角度は６０〜１２０°の範囲が好ましい。又、
上記のような凸部は底部６のフランジ部７側に設けても
よく、この場合、フランジ部５の下端面は平面状とす
る。As a means for integrating the body portion 2 and the bottom portion 6, the ultrasonic sealing method can be used as described above. In this case, as shown in FIG. 9, the flange portion 5 of the body portion 2 is used. A convex portion 5a can be provided on the lower end surface of the. Since such a convex portion 5a is selectively melted by ultrasonic waves, quick and reliable heat sealing can be performed. Also, to prevent the molten resin from flowing out between the flange portion 5 and the bottom portion 6,
You may provide the edge part 5b which makes L shape in the outer edge part of the flange part 5 like the example of illustration. The shape of the convex portion 5a may be any shape such as a ring shape and a protrusion shape such as a cone, and the height of the convex portion 5a is 0.1 to 0.5 mm.
The angle of the apex is preferably in the range of 60 to 120 °. or,
The convex portion as described above may be provided on the flange portion 7 side of the bottom portion 6, and in this case, the lower end surface of the flange portion 5 is flat.
【００２３】[0023]
【発明の効果】以上詳述したように、本発明の複合容器
の底部は、容器内に貯留された液体の最終的残液を集め
るために設けられた液溜部を備え、この液溜部にチュ−
ブの最下端が浸漬されるように設置されているので、射
出成形品としての成形精度、強度および加工特性等の利
点と、紙容器としての印刷効果、軽量性、易焼却性等の
利点を兼ね備えるとともに、容器の残余の液体の注出性
に優れるという効果を奏する。As described in detail above, the bottom of the composite container of the present invention is provided with a liquid reservoir provided to collect the final residual liquid of the liquid stored in the container. In
Since it is installed so that the lowermost end of the container is immersed, it has advantages such as molding accuracy, strength and processing characteristics as an injection molded product, and advantages such as printing effect as a paper container, light weight, easy incineration, etc. In addition to having the effect, it has an effect of being excellent in pouring out the liquid remaining in the container.
【図１】本発明の複合容器の一例を示す斜視図である。FIG. 1 is a perspective view showing an example of a composite container of the present invention.
【図２】図１に示される複合容器のII−II線における組
み立て前の断面図である。2 is a cross-sectional view of the composite container shown in FIG. 1 taken along line II-II before assembly.
【図３】（ａ）は本発明の複合容器に用いる底部の平面
図、（ｂ）は（ａ）の半片断面図である。FIG. 3A is a plan view of a bottom portion used in the composite container of the present invention, and FIG. 3B is a half-piece cross-sectional view of FIG.
【図４】図３（ｂ）のＡ部の部分拡大断面図である。FIG. 4 is a partial enlarged cross-sectional view of a portion A of FIG.
【図５】（ａ）は本発明の複合容器に用いる他の底部の
平面図、（ｂ）は（ａ）の半片断面図である。5 (a) is a plan view of another bottom portion used in the composite container of the present invention, and FIG. 5 (b) is a half-piece sectional view of FIG. 5 (a).
【図６】（ａ）は本発明の複合容器に用いる他の底部の
半片断面図である。FIG. 6 (a) is a half-piece cross-sectional view of another bottom portion used in the composite container of the present invention.
【図７】本発明の複合容器の他の例に用いるブランク板
の平面図である。FIG. 7 is a plan view of a blank plate used in another example of the composite container of the present invention.
【図８】本発明の複合容器の他の例を示す斜視図であ
る。FIG. 8 is a perspective view showing another example of the composite container of the present invention.
【図９】本発明の複合容器の胴部と底部との一体化の例
を示す断面図である。FIG. 9 is a cross-sectional view showing an example of integration of a body portion and a bottom portion of the composite container of the present invention.
１…複合容器 ２…胴部 ３…ブランク板 ４…ピラー部 ６…底部 ２０…ポンプ機構部材 Ｇ…液溜部 DESCRIPTION OF SYMBOLS 1 ... Composite container 2 ... Body part 3 ... Blank plate 4 ... Pillar part 6 ... Bottom part 20 ... Pump mechanism member G ... Liquid reservoir part
───────────────────────────────────────────────────── フロントページの続き (72)発明者 山勢 和子 東京都新宿区市谷加賀町一丁目１番１号 大日本印刷株式会社内 (72)発明者 ▲吉▼川 幸雄 埼玉県入間郡三芳町竹間沢字新開402番地 中山工業株式会社内 (72)発明者 大城 哲也 埼玉県入間郡三芳町竹間沢字新開402番地 中山工業株式会社内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kazuko Yamase 1-1-1, Tanikaga-cho, Shinjuku-ku, Tokyo Dai Nippon Printing Co., Ltd. (72) Inventor ▲ Yoshi ▼ Yukio Kawa Miyoshi-cho, Iruma-gun Saitama Takemazawa character Shinkai 402, Nakayama Kogyo Co., Ltd. (72) Inventor Tetsuya Oshiro Miyoshi-cho, Iruma-gun, Saitama Takemazawa Shinka 402, Nakayama Kogyo Co., Ltd.
Claims (3)
出成形金型に熱可塑性樹脂が射出されることにより一体
成形され、 前記上部閉塞部には、容器内に貯留された液体を注出す
るために底部近傍まで垂下したチューブを備えるポンプ
機構部材を備え、 前記底部は、容器内に貯留された液体の最終的残液を集
めるために設けられた液溜部を備え、この液溜部にチュ
−ブの最下端が浸漬されるように設置されていることを
特徴とする複合容器。1. A body portion, a bottom portion, and an upper closing portion, wherein at least the body portion is integrally molded by injecting a thermoplastic resin into an injection molding die in which a blank plate is arranged in advance, The upper blocking portion is provided with a pump mechanism member including a tube that hangs down to near the bottom portion for pouring out the liquid stored in the container, and the bottom portion is a final residual liquid of the liquid stored in the container A composite container comprising a liquid reservoir provided for collecting, and being installed so that the lowest end of the tube is immersed in the liquid reservoir.
ブランク板により形成され、底部の中央に行くにつれて
傾斜が下がる湾曲部であって、この湾曲部は、ブランク
板のインジェクション後の各層の熱収縮の差を利用して
形成したことを特徴とする請求項１に記載の複合容器。2. The liquid reservoir is formed of a multi-layered blank plate made of different materials, and has a curved portion whose inclination decreases toward the center of the bottom portion, and the curved portion is formed in each layer after injection of the blank plate. The composite container according to claim 1, wherein the composite container is formed by utilizing a difference in heat shrinkage of the.
中央部に形成された凹部であることを特徴とする請求項
１に記載の複合容器。3. The composite container according to claim 1, wherein the liquid reservoir is a recess formed in a substantially central portion of a bottom by injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25302692A JP3379770B2 (en) | 1992-09-22 | 1992-09-22 | Composite container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25302692A JP3379770B2 (en) | 1992-09-22 | 1992-09-22 | Composite container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0752190A true JPH0752190A (en) | 1995-02-28 |
| JP3379770B2 JP3379770B2 (en) | 2003-02-24 |
Family
ID=17245453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25302692A Expired - Fee Related JP3379770B2 (en) | 1992-09-22 | 1992-09-22 | Composite container |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3379770B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002128048A (en) * | 2000-10-27 | 2002-05-09 | Fuji Seal Inc | Container |
| WO2012018972A2 (en) * | 2010-08-06 | 2012-02-09 | Graphic Packaging International, Inc. | Injection-molded composite container |
| CN110921103A (en) * | 2019-11-25 | 2020-03-27 | 泸州拓力源塑胶制品有限公司 | Production process of environment-friendly high-transmittance wine packaging box |
-
1992
- 1992-09-22 JP JP25302692A patent/JP3379770B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002128048A (en) * | 2000-10-27 | 2002-05-09 | Fuji Seal Inc | Container |
| WO2012018972A2 (en) * | 2010-08-06 | 2012-02-09 | Graphic Packaging International, Inc. | Injection-molded composite container |
| WO2012018972A3 (en) * | 2010-08-06 | 2012-04-26 | Graphic Packaging International, Inc. | Injection-molded composite container |
| CN110921103A (en) * | 2019-11-25 | 2020-03-27 | 泸州拓力源塑胶制品有限公司 | Production process of environment-friendly high-transmittance wine packaging box |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3379770B2 (en) | 2003-02-24 |
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