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JP2000238818A - Packaging container - Google Patents

Packaging container

Info

Publication number
JP2000238818A
JP2000238818AJP11040187AJP4018799AJP2000238818AJP 2000238818 AJP2000238818 AJP 2000238818AJP 11040187 AJP11040187 AJP 11040187AJP 4018799 AJP4018799 AJP 4018799AJP 2000238818 AJP2000238818 AJP 2000238818A
Authority
JP
Japan
Prior art keywords
lid
container
container body
finger
main body
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
JP11040187A
Other languages
Japanese (ja)
Inventor
Koichi Takayama
晃一 高山
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.)
Chuo Kagaku Co Ltd
Original Assignee
Chuo Kagaku 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 Chuo Kagaku Co LtdfiledCriticalChuo Kagaku Co Ltd
Priority to JP11040187ApriorityCriticalpatent/JP2000238818A/en
Publication of JP2000238818ApublicationCriticalpatent/JP2000238818A/en
Pendinglegal-statusCriticalCurrent

Links

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Abstract

PROBLEM TO BE SOLVED: To easily and rapidly open a lid of a packaging container comprised of a main body of the container made of a thin wall synthetic resin sheet and a lid, particularly in a packaging container having the lid inwardly fitted to the main body of the container. SOLUTION: This packaging container is comprised of a main body of the container made of thin-walled synthetic resin sheet and a lid 2. The packaging container is constituted to have an inner fitting structure in which when the lid is closed, an outer periphery of the lid 2 is fitted to an inner periphery of the main body of the container, and at the same time there is provided an engaging means to engage the lid member 2 with the container main body under a state in which it is inwardly fitted. A finger-inserting recess 3 in the case when a finger is to be put on an outer circumferential edge of the lid member 2 is provided near the edge part of the main body of the container.

Description

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

【0001】[0001]

【発明が属する技術分野】本発明は、合成樹脂シートか
ら成形された容器本体と蓋体とからなる包装用容器、特
にワンウェイに適した包装用容器に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging container comprising a container body and a lid molded from a synthetic resin sheet, and more particularly to a packaging container suitable for one-way use.

【0002】[0002]

【従来の技術】合成樹脂シートから成形された蓋体外周
が容器本体の内周に填り込む内嵌合方式の、ワンウェイ
に適した包装用容器、特に食品包装用容器では、従来例
えば下記のような開蓋方法が用いられている。
2. Description of the Related Art One-way suitable packaging containers, particularly food packaging containers, of the inner fitting type in which the outer periphery of a lid molded from a synthetic resin sheet is inserted into the inner periphery of a container body, have conventionally been, for example, described below. Such a lid opening method is used.

【0003】1、内嵌合した蓋体のコーナー部等にベロ
状の突出部を作り、蓋体を容器本体にはめ込んだときこ
のベロ状の部分がコーナー部から斜め上方に向けて飛び
出し、例えばこのベロ状の突出部を蓋体の対角線をなす
コーナー部両端に設けて、両方のベロ状の突出部を同時
に外方に引っ張り、容器本体と蓋体の嵌合を解除する方
法。
[0003] 1. A tongue-like projection is formed at a corner or the like of an internally fitted lid, and when the lid is fitted into the container body, the tongue-like portion protrudes obliquely upward from the corner. A method in which the tongue-shaped protrusions are provided at both ends of a diagonal corner of the lid, and both tongue-shaped protrusions are simultaneously pulled outward to release the fitting between the container body and the lid.

【0004】2、蓋体が内嵌合した容器本体のコーナー
部を指で摘んで外方に引っ張って両者の嵌合を解除する
方法。
2. A method in which the corners of the container body in which the lid is fitted inside are pinched by a finger and pulled outward to release the fitting between the two.

【0005】3、蓋体が内嵌合した容器本体のコーナー
部を下方に押し曲げて蓋体と容器本体の嵌合を解除する
方法。この方法には、平坦なコーナー部を下方に押し下
げて嵌合を解除する方法の他に、コーナー部周縁よりも
高く蓋体を引っかけられるように鍵爪形状の引っかけ部
を作り、この引っかけ部を指で押し下げることにより蓋
体と容器本体の引っかかりを解除して嵌合を解除する方
法等がある。
[0005] 3. A method of releasing the fitting between the lid and the container body by pressing down the corner portion of the container body in which the lid is fitted inside. In this method, in addition to the method of pressing down the flat corner portion to release the fitting, a key nail-shaped hook portion is formed so that the lid can be hooked higher than the peripheral edge of the corner portion, and this hook portion is formed. There is a method of releasing the engagement between the lid and the container body by pressing down with a finger to release the engagement between the lid and the container body.

【0006】[0006]

【発明が解決しようとする課題】しかしながら、上記
1、のベロ状の突出部を用いる方法では、突出部を引っ
張る動作は、蓋を上方に持ち上げる機能が主であって、
開蓋時に容器本体の係止手段を解除するような変形が起
こりにくいため開けにくく、また、比較的強く引っ張る
必要があることから、引っ張った時にベロ状の突出部が
切れてしまう場合がある等の問題があった。また、ベロ
状の突出部を引っ張る方向が容器の蓋体の上面とほぼ平
行に、かつ外方向に引っ張るため、蓋体の嵌合が強い場
合等には嵌合が解除された途端、勢い余って容器本体を
ひっくり返す恐れがあった。
However, in the method of using the tongue-shaped protrusion of the above item 1, the operation of pulling the protrusion is mainly a function of lifting the lid upward,
It is difficult to open because the deformation that releases the locking means of the container body when opening the lid is difficult to occur, and since it is necessary to pull relatively strongly, the tongue-shaped protrusion may be cut when pulled. There was a problem. In addition, since the direction in which the tongue-shaped protrusion is pulled is substantially parallel to the upper surface of the lid of the container and is pulled outward, when the fitting of the lid is strong, the momentum is released as soon as the fitting is released. There was a risk that the container body would be turned over.

【0007】上記2、の容器本体のコーナー部を指で摘
んで外方に引っ張る方法は、容器本体のコーナーフラン
ジ部を強引に引っ張ることによって容器本体を変形さ
せ、嵌合部のかみ合わせを解除する方法であるため、か
なり強い力を要し、また、容器本体と蓋体の安定した嵌
合強度を得るために、大きなアンダー成形構造の成形金
型によって熱成形すると、成形完了した容器がアンダー
成形構造部で引っかかって金型から外れにくくなった
り、これを避けるためアンダー構造を小さくすると容器
本体と蓋体の嵌合強度が不足気味になるという二律背反
的な問題がある。
[0007] The method of (2) above, in which the corner portion of the container body is picked up with a finger and pulled outward, is to forcibly pull the corner flange of the container body to deform the container body and release the engagement of the fitting portion. This method requires a considerable amount of force, and in order to obtain a stable mating strength between the container body and the lid, thermoforming is performed using a large undermolding mold. There is a trade-off problem in that if the under structure is made small to avoid being caught by the structural portion and coming off the mold, or the under structure is made small, the fitting strength between the container body and the lid tends to be insufficient.

【0008】上記3の方法によれば、容器本体と蓋体の
嵌合を解除するための作業は余り力を要さず、比較的具
合良く嵌合を解除することが可能となり、熱成形時に容
器の金型からの外し易さもある程度改善される。しか
し、容器コーナー部が他の周縁部よりも上方に突出する
ため容器としてのイメージが武骨になったり金型の構造
が複雑になって、金型製造コストが上昇する、また、成
形する鍵爪形状部分の成形によりその、鍵爪形状部の成
形奥部が薄肉となって弱化し易く、成形条件の調整が難
しくなる、等の問題がある。
According to the above method 3, the operation for releasing the fitting between the container main body and the lid does not require much force, and the fitting can be released relatively easily. The ease of removing the container from the mold is also improved to some extent. However, since the container corner protrudes above the other peripheral portions, the image of the container becomes stiff and the structure of the mold becomes complicated, which increases the mold manufacturing cost. Due to the formation of the claw-shaped portion, there is a problem that the formed back portion of the key claw-shaped portion becomes thin and easily weakened, and it becomes difficult to adjust the forming conditions.

【0009】本発明は上記の事情に鑑みてなされたもの
で、薄肉の合成樹脂シートの熱成形によって成形され
た、蓋体外周が容器本体の内周に填り込む内嵌合方式の
包装用容器において、蓋体外周の一部に指を引っかけ
て、容易に蓋体と容器本体の嵌合を解除できるようにし
た包装用容器を提供することを目的とする。
SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has been made by thermoforming a thin synthetic resin sheet. An object of the present invention is to provide a packaging container in which a finger can be hooked on a part of the outer periphery of a lid to easily disengage the lid from the container body.

【0010】[0010]

【課題を解決するための手段】上記の目的を達成するた
めの本発明は、薄肉の合成樹脂シート材製の容器本体と
蓋体とからなり、閉蓋時に蓋体の外周が容器本体の内周
に嵌り込む内嵌合構造に構成すると共に、その蓋体を容
器本体に内嵌合した状態に係合保持させる係止手段を備
え、上記蓋体の外周縁部に指をかけて開蓋する際の指挿
入用凹部を容器本体の縁部近傍に設けたことを特徴とす
る包装用容器である。
SUMMARY OF THE INVENTION In order to achieve the above object, the present invention comprises a container body and a lid made of a thin synthetic resin sheet material, and when the lid is closed, the outer periphery of the lid is inside the container body. An inner fitting structure that fits around the periphery is provided, and a locking means is provided for engaging and holding the lid body in a state of being internally fitted to the container body. A packaging container characterized in that a finger-inserting concave portion is provided in the vicinity of an edge of the container body when performing the operation.

【0011】前記係止手段としては、蓋体の縁部に係合
する係止用凸部を容器本体に形成するのが好ましく、ま
た、前記容器本体と蓋体とをそれぞれ平面略方形に形成
し、前記係止手段および指挿入用凹部をそれぞれ容器本
体のコーナー部に設けるのが好適である。
[0011] As the locking means, it is preferable to form a locking projection engaging with an edge of the lid on the container body, and to form the container body and the lid each in a substantially rectangular plane. Preferably, the locking means and the finger insertion recess are provided at the corners of the container body, respectively.

【0012】本発明に係る包装用容器は上記のように、
容器本体と蓋体が薄肉合成樹脂シートから熱成形された
成形品であること、特に蓋体が薄肉合成樹脂シートから
熱成形された薄肉成形品であることは、本発明の包装用
容器の開封を行う上で大事なことである。
[0012] The packaging container according to the present invention, as described above,
The fact that the container body and the lid are thermoformed from a thin synthetic resin sheet, and in particular that the lid is a thermoformed thin product from a thin synthetic resin sheet, requires that the packaging container of the present invention be opened. It is important to do.

【0013】本発明に係る包装用容器の形状は特に限定
されない。例えば、四角あるいは長方形などの角形がワ
ンウエイ食品包装用容器としては一般的であるが、例え
ば円形、楕円形、その他菱形、ハート形等異形の形状の
ものであってもよい。
The shape of the packaging container according to the present invention is not particularly limited. For example, a square or a rectangle, such as a rectangle, is generally used as a one-way food packaging container, but may be a circle, an ellipse, a diamond, a heart, or any other irregular shape.

【0014】[0014]

【発明の実施の形態】本発明による包装用容器の実施の
形態について、以下図を用いて具体的に説明する。図1
は本発明による包装用容器の1例を示す上面図で、この
例は角形のワンウエイ食品包装用容器の1隅に、容器本
体と蓋体との嵌合を解除するための凹部すなわち上記指
挿入用凹部が設けられている場合を示す。指挿入用凹部
は1箇所に限定されず、2箇所以上の複数箇所に設けて
もよい。
BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a packaging container according to the present invention will be specifically described below with reference to the drawings. FIG.
FIG. 1 is a top view showing an example of a packaging container according to the present invention. In this example, at one corner of a rectangular one-way food packaging container, a concave portion for releasing the engagement between the container body and the lid, that is, the above-mentioned finger insertion. 4 shows a case in which a concave portion is provided. The finger insertion recess is not limited to one location, and may be provided at two or more locations.

【0015】図1において、2は蓋体、4は容器本体1
の周縁、3は容器本体周縁4に設けられた上記指挿入用
凹部、5は蓋体2の外周縁を形成する突縁6を係止保持
するため容器本体周縁4に部分的に設けられた係止用凸
部である。突縁6が係止用凸部5によって係止保持され
て容器本体と蓋体2とが内嵌合した状態になる。
In FIG. 1, 2 is a lid, and 4 is a container body 1.
3 is a concave portion for finger insertion provided on the peripheral edge 4 of the container main body, and 5 is partially provided on the peripheral edge 4 of the container main body for locking and holding a protruding edge 6 forming an outer peripheral edge of the lid 2. These are locking projections. The protruding edge 6 is locked and held by the locking projection 5, and the container body and the lid 2 are in a state of being fitted inside.

【0016】図2は図1の指挿入用凹部3を設けた部分
の1例を示す図である。図2における各部の符号は図1
と同じである。さらに、図2におけるA−A断面を図3
(a)に、同じくB−B断面を図3(b)に、また図2
のC−C断面を図4に示した。図3および図4におい
て、1は容器本体であり、その他の各部の符号は図1お
よび図2と同じである。
FIG. 2 is a view showing an example of a portion provided with the finger insertion recess 3 of FIG. 2 are designated by the reference numerals in FIG.
Is the same as FIG. 3 is a sectional view taken along line AA in FIG.
FIG. 3A shows a cross section taken along line BB in FIG.
4 is shown in FIG. In FIGS. 3 and 4, reference numeral 1 denotes a container main body, and reference numerals of other parts are the same as those in FIGS. 1 and 2.

【0017】図3(a)(図2のA−A断面)は係止用
凸部5のない容器本体周縁4の部分の1例を示す図であ
り、ここでは蓋体2の周縁をなして上方を向いた突縁6
は容器本体1に係止されていない。図3(b)(図2の
B−B断面)は容器本体1の係止用凸部5を有する部分
を示す図であり、係止用凸部5に蓋体2の突縁6が係止
保持され、ここで蓋体2が容器本体1に内嵌合して外れ
ないように保持されている。容器本体1の係止用凸部5
は例えば図1のように容器本体1の4隅の両側に対とし
て設けられている。
FIG. 3 (a) (section AA in FIG. 2) is a view showing an example of the portion of the container main body peripheral edge 4 without the locking projection 5, and here the peripheral edge of the lid 2 is formed. Edge 6 facing upward
Are not locked to the container body 1. FIG. 3B (a cross section taken along line BB in FIG. 2) is a view showing a portion of the container body 1 having the locking projection 5, and the projection 6 of the lid 2 is engaged with the locking projection 5. The lid 2 is held so that the lid 2 is fitted into the container main body 1 and does not come off. Locking projection 5 of container body 1
Are provided as a pair on both sides of four corners of the container body 1 as shown in FIG. 1, for example.

【0018】さらに図4は図2のC−C断面で、本発明
の要部をなす指挿入用凹部3の1例を示し、蓋体2の突
縁6と容器本体周縁4との間に指の先が差し込める程の
隙間ができるように構成されている。この指挿入用凹部
3に指の先を差し込んで蓋体2の突縁6に引っ掛け、指
をてこのように使って突縁6を持ち上げることにより、
蓋体2と容器本体1との嵌合を容易に解除することがで
きる。
FIG. 4 is a sectional view taken along the line C--C in FIG. 2, showing an example of the finger insertion recess 3 which is a main part of the present invention. It is configured such that there is a gap enough to insert the tip of a finger. By inserting the tip of a finger into this finger insertion recess 3 and hooking it on the protruding edge 6 of the lid 2, and lifting the protruding edge 6 using a finger as a lever,
The fitting between the lid 2 and the container body 1 can be easily released.

【0019】通常上記したようなワンウエイ食品包装用
容器や蓋体を薄肉合成樹脂シートから熱成形する場合、
コスト的な制約から一般に真空成形や熱盤圧空成形等の
成形方法が用いられる。その場合、用いられる金型は容
器に適度なバランスを持たせ易いことから雌型を用いる
場合が殆どであるが、本発明で必要とするフランジ部近
傍に形成する凹部は、この雌型の要所を削り込むだけで
形成することができる。
In general, when a one-way food packaging container or lid as described above is thermoformed from a thin synthetic resin sheet,
In general, molding methods such as vacuum molding and hot platen pressure molding are used due to cost restrictions. In this case, a female mold is used in most cases because the mold is easily provided with an appropriate balance in the container. However, the concave portion formed in the vicinity of the flange portion required in the present invention is an essential part of the female mold. It can be formed only by cutting the place.

【0020】削り込みによって得られる指を差し込むた
めの凹部は、上方から見て指の先端の一部が、蓋体の下
縁と凹部の間に軽く差し込むことができる程度でよく、
また凹部の深さは、差し込んだ指の先端が凹部の底に当
たらない程度が好ましい。
The recess for inserting a finger obtained by shaving may be such that a part of the tip of the finger can be lightly inserted between the lower edge of the lid and the recess when viewed from above,
The depth of the recess is preferably such that the tip of the inserted finger does not hit the bottom of the recess.

【0021】指挿入用凹部は蓋体と容器本体との嵌合部
であれば任意の所に設けることができ、その数は1箇所
または2箇所以上の複数箇所でよく任意である。角形の
包装用容器の場合は、容器本体のフランジのコーナー部
に指挿入用凹部を設けるのが好ましく、楕円形の包装用
容器のように曲率の変化のある場合は凹部を曲率半径が
小さい部位に設ける方が開封に便利である。
The finger insertion concave portion can be provided at any position as long as it is a fitting portion between the lid and the container body, and the number thereof may be one or two or more and may be arbitrary. In the case of a rectangular packaging container, it is preferable to provide a finger insertion concave portion at the corner of the flange of the container main body, and when there is a change in curvature like an elliptical packaging container, the concave portion is formed with a small radius of curvature. Is more convenient to open.

【0022】本発明の容器を成形するための薄肉合成樹
脂シートの素材としては、食品に直接接触しても問題の
ない熱可塑性樹脂であれば特に制限無く用いることがで
きる。中でも従来からワンウェイ食品包装用容器の原材
料として多く用いられているポリスチレン、ポリプロピ
レン、ポリエステル、ポリアミド等の樹脂は、価格が安
いこと、成形がし易いこと、得られる成形品の強度的な
バランスが良いこと等から有利に使用することができ
る。
As the material of the thin synthetic resin sheet for forming the container of the present invention, any thermoplastic resin can be used without any particular limitation as long as it does not cause any problem even if it comes into direct contact with food. Above all, resins such as polystyrene, polypropylene, polyester, and polyamide, which have been conventionally used as a raw material for one-way food packaging containers, are inexpensive, easy to mold, and have a good balance in strength of the molded articles obtained. Therefore, it can be used advantageously.

【0023】上記合成樹脂シートは、食品に直接接触し
ても問題のないものであれば、複数の添加剤を混合分散
させたり、異樹脂の積層等によってその物理特性を改良
することなどは自由にすることができる。また、一般に
使用される安定剤、曇り止め剤、着色剤、滑剤その他の
添加剤も必要に応じて添加することができる。
As long as there is no problem even if the synthetic resin sheet is brought into direct contact with food, it is free to mix and disperse a plurality of additives or to improve the physical properties by laminating different resins. Can be In addition, generally used stabilizers, antifogging agents, coloring agents, lubricants and other additives can be added as required.

【0024】本発明による包装用容器の成形に使用する
シートは、一般にワンウエイ包装用容器を製造する際に
用いられる薄肉合成樹脂シートが好適である。シート厚
さとしては例えば、容器本体では0.3〜1.7mm程
度、透明な蓋体では0.15〜0.7mm程度のものが
好ましい。容器本体には発泡倍率0.3〜0.7程度の
低発泡成型品を用いることも可能である。熱成形法とし
ては通常ワンウエイ食品包装用容器の成形に多く用いら
れている真空成形法、熱盤圧空成形法、真空圧空成形法
等を用いることができる。
The sheet used for molding the packaging container according to the present invention is preferably a thin synthetic resin sheet generally used in producing a one-way packaging container. The sheet thickness is preferably, for example, about 0.3 to 1.7 mm for the container body and about 0.15 to 0.7 mm for the transparent lid. It is also possible to use a low-foam molded product having a foaming ratio of about 0.3 to 0.7 for the container body. As the thermoforming method, there can be used a vacuum forming method, a hot plate press forming method, a vacuum press forming method, etc., which are often used for forming one-way food packaging containers.

【0025】[0025]

【実施例】容器サイズ210mm×210mm、深さ3
0mmの略正方形のワンウエイ弁当容器を作成し、その
容器本体の1つのコーナー部に深さ9mm、直径15m
mの指挿入用凹部を形成し、その指挿入用凹部の両側お
よび残りの3つのコーナー部にそれぞれコーナーを挟ん
で対をなす係止用凸部を設けた。この容器本体に、周縁
に突部が形成された内嵌合用蓋体を作製して嵌合させて
弁当容器とした。この弁当容器の指挿入用凹部に人差し
指を差込み、この指をてこのように使用して蓋体を持ち
上げたところ、極めて良好に嵌合が解除されスムースに
開封することができた。
[Example] Container size 210 mm x 210 mm, depth 3
A substantially square one-way lunch container of 0 mm is made, and a depth of 9 mm and a diameter of 15 m are formed at one corner of the container body.
m finger insertion recesses were formed, and a pair of locking projections were provided on both sides of the finger insertion recess and the remaining three corners with the corners interposed therebetween. An inner fitting lid having a protrusion formed on the peripheral edge was produced and fitted to the container body to obtain a lunch container. When the index finger was inserted into the finger insertion concave portion of this lunch container and the lid was lifted up using this finger as a lever, the fitting was released in an extremely favorable manner and the container could be opened smoothly.

【0026】[0026]

【発明の効果】本発明に係る包装用容器は上記の構成で
あるので、指挿入用凹部をつけた内嵌合容器から蓋を取
り外す時、指をこの凹部に差し込むと指の先端が変形し
て、蓋の最外周部が指に食い込みつつ蓋の外周当該部も
指に押されて若干変形し、指と蓋外周部が噛み合うよう
になる。ここで指をてこのように使って蓋部を持ち上げ
ると、この凹部の近傍にある容器本体と蓋体の嵌合部が
外れる。この嵌合は1カ所が外れると他の蓋体と容器本
体との嵌合部は嵌合機能を失い、蓋体を嵌合していた本
体から簡単に外すことができる。
Since the packaging container according to the present invention has the above-mentioned structure, when the lid is removed from the inner fitting container provided with the finger insertion concave portion, when the finger is inserted into this concave portion, the tip of the finger is deformed. Then, while the outermost peripheral portion of the lid bites into the finger, the outer peripheral portion of the lid is also pressed by the finger and slightly deformed, so that the finger and the outer peripheral portion of the lid come into mesh with each other. Here, when the lid is lifted up with a finger as described above, the fitting portion between the container body and the lid near the concave portion comes off. When this fitting is released at one place, the fitting portion between the other lid and the container body loses the fitting function, and the lid can be easily removed from the body to which the lid has been fitted.

【0027】この時、容器本体や蓋体が薄肉合成樹脂シ
ートから作られているために、指挿入用凹部に差し込ん
だ指をてこのように使えば、強く嵌合していても特に蓋
体の当該部を比較的大きく変形させることができるので
その嵌合を解除することができる。
At this time, since the container main body and the lid are made of a thin synthetic resin sheet, if the finger inserted into the finger insertion recess is used like a lever, the lid may be particularly tightly fitted. Can be relatively largely deformed, so that the fitting can be released.

【0028】上記のように、本発明に係る包装用容器に
おいては、指をてこのように使うため蓋体に加える力を
大きく、かつ力の加え具合を微妙に調整することがで
き、開封に伴うショックで容器本体をひっくり返す恐れ
等の問題がない。
As described above, in the packaging container according to the present invention, since the finger is used as a lever, the force applied to the lid can be increased, and the degree of the applied force can be finely adjusted. There is no problem such as the container body being turned over by the accompanying shock.

【0029】また、指挿入用凹部を形成するのも、容器
本体の金型の当該部分を指を差し込める程度にかつ単純
な形状、例えば半球状に削り込めば済むので、金型の製
造コスト上昇も最小限で済む。さらに、施蓋した容器を
上方から見た時、蓋体と容器本体の間に丁度指を差し込
み易い形状の隙間が見えるため、消費者にとっても蓋を
開封する方法のイメージが捉え易く、開封する方法に惑
わずに子供からお年寄りまで開封作業をスムーズに行う
ことができる。
Also, the finger insertion concave portion is formed only by shaving the portion of the mold of the container main body into a simple shape, for example, a hemisphere, into which a finger can be inserted. The rise is minimal. Furthermore, when the covered container is viewed from above, a gap having a shape that allows a finger to be easily inserted between the lid and the container body is visible, so that it is easy for the consumer to grasp the image of the method of opening the lid and to open the container. Opening work can be performed smoothly from children to the elderly without being confused by the method.

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

【図1】本発明による包装用容器の1例を示す上面図。FIG. 1 is a top view showing an example of a packaging container according to the present invention.

【図2】図1の包装用容器の開封用凹部を有するコーナ
ー部分の1例を示す上面図。
FIG. 2 is a top view showing an example of a corner portion having a concave portion for opening of the packaging container of FIG. 1;

【図3】(a)図2のA−A断面図。 (b)図2のB−B断面図。FIG. 3A is a sectional view taken along line AA of FIG. (B) BB sectional drawing of FIG.

【図4】図2のC−C断面図。FIG. 4 is a sectional view taken along line CC of FIG. 2;

【符号の説明】[Explanation of symbols]

1 容器本体 2 蓋体 3 指挿入用凹部 4 容器本体周縁 5 係止用凸部 6 蓋体の突縁 DESCRIPTION OF SYMBOLS 1 Container main body 2 Lid 3 Recess for finger insertion 4 Peripheral edge of container main body 5 Locking convex part 6 Protrusion of lid

Claims (3)

Translated fromJapanese
【特許請求の範囲】[Claims]【請求項1】 薄肉の合成樹脂シート材製の容器本体と
蓋体とからなり、閉蓋時に蓋体の外周が容器本体の内周
に嵌り込む内嵌合構造に構成すると共に、その蓋体を容
器本体に内嵌合した状態に係合保持させる係止手段を備
え、上記蓋体の外周縁部に指をかけて開蓋する際の指挿
入用凹部を容器本体の縁部近傍に設けたことを特徴とす
る包装用容器。
1. An inner fitting structure comprising a container body made of a thin synthetic resin sheet material and a lid, wherein the outer periphery of the lid is fitted into the inner periphery of the container body when the lid is closed. Locking means for engaging and holding the inside of the container body in a fitted state, and a finger insertion concave portion is provided near the edge of the container body when the cover is opened by putting a finger on the outer peripheral edge of the lid. A packaging container characterized in that:
【請求項2】 前記係止手段として蓋体の縁部に係合す
る係止用凸部を容器本体に形成してなる請求項1記載の
包装用容器。
2. The packaging container according to claim 1, wherein a locking projection engaging with an edge of the lid is formed on the container body as the locking means.
【請求項3】 前記容器本体と蓋体とをそれぞれ平面略
方形に形成し、前記係止手段および指挿入用凹部をそれ
ぞれ容器本体のコーナー部に設けてなる請求項1または
請求項2記載の包装用容器。
3. The container body according to claim 1, wherein the container body and the lid body are each formed in a substantially rectangular shape in a plane, and the locking means and the finger insertion recess are provided at corners of the container body, respectively. Packaging containers.
JP11040187A1999-02-181999-02-18Packaging containerPendingJP2000238818A (en)

Priority Applications (1)

Application NumberPriority DateFiling DateTitle
JP11040187AJP2000238818A (en)1999-02-181999-02-18Packaging container

Applications Claiming Priority (1)

Application NumberPriority DateFiling DateTitle
JP11040187AJP2000238818A (en)1999-02-181999-02-18Packaging container

Publications (1)

Publication NumberPublication Date
JP2000238818Atrue JP2000238818A (en)2000-09-05

Family

ID=12573787

Family Applications (1)

Application NumberTitlePriority DateFiling Date
JP11040187APendingJP2000238818A (en)1999-02-181999-02-18Packaging container

Country Status (1)

CountryLink
JP (1)JP2000238818A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
JP2011057225A (en)*2009-09-042011-03-24Seiwa Kogyo KkPackaging container
JP2011102128A (en)*2009-11-102011-05-26Fp CorpPacking container and method for manufacturing the same
JP2011126568A (en)*2009-12-172011-06-30Fp CorpPackaging container
US8158174B2 (en)2002-09-272012-04-17Kraft Foods Global Brands LlcContainer for food products
JP2017047946A (en)*2015-09-022017-03-09花王株式会社Packaging container

Cited By (5)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
US8158174B2 (en)2002-09-272012-04-17Kraft Foods Global Brands LlcContainer for food products
JP2011057225A (en)*2009-09-042011-03-24Seiwa Kogyo KkPackaging container
JP2011102128A (en)*2009-11-102011-05-26Fp CorpPacking container and method for manufacturing the same
JP2011126568A (en)*2009-12-172011-06-30Fp CorpPackaging container
JP2017047946A (en)*2015-09-022017-03-09花王株式会社Packaging container

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