JP2002347740A - Paper container for microwave oven - Google Patents
Paper container for microwave ovenInfo
- Publication number
- JP2002347740A JP2002347740A JP2001153861A JP2001153861A JP2002347740A JP 2002347740 A JP2002347740 A JP 2002347740A JP 2001153861 A JP2001153861 A JP 2001153861A JP 2001153861 A JP2001153861 A JP 2001153861A JP 2002347740 A JP2002347740 A JP 2002347740A
- Authority
- JP
- Japan
- Prior art keywords
- side plate
- piece
- line
- paper container
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Package Specialized In Special Use (AREA)
- Cartons (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、流通時や保管時の
ヘッドスペース（空容積）の減容化を図った電子レンジ
用紙容器に関し、特に、液体内容物の収容に適した電子
レンジ用紙容器に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a microwave oven paper container having a reduced head space (empty volume) during distribution and storage, and more particularly to a microwave oven paper container suitable for storing liquid contents. About.
【０００２】[0002]
【従来の技術】従来、電子レンジによる加熱調理が可能
な紙カップを初めとする紙容器は、内容物のふきこぼれ
を防止する等の理由からヘッドスペースを多めにとって
いる。しかしながら、この形状では容積が嵩張るため、
輸送効率や保管効率の悪いものであった。2. Description of the Related Art Conventionally, a paper container such as a paper cup which can be heated and cooked by a microwave oven has a large head space for reasons such as prevention of spilling of contents. However, since the volume is bulky in this shape,
Transport efficiency and storage efficiency were poor.
【０００３】[0003]
【発明が解決しようとする課題】本発明は、電子レンジ
による加熱調理が可能な紙容器に関する以上のような問
題点を解決するためになされたもので、輸送時や保管時
には容積を減らしておき、加熱調理時には、容器の容量
を増やしてふきこぼれを起こさないようにした電子レン
ジ用紙容器を提供することを課題とする。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems relating to a paper container which can be heated and cooked by a microwave oven. It is another object of the present invention to provide a microwave paper container in which the capacity of the container is increased at the time of heating and cooking to prevent the spillover.
【０００４】[0004]
【課題を解決するための手段】本発明の請求項１の発明
は、胴壁と底板からなり下方が閉塞された円筒状のカッ
プ状紙容器であって、前記胴壁には、上端縁から下方に
向けて胴壁を等分する３本の折り曲げ線が胴壁と底板の
接合部分近傍まで形成され、相対向する一方の一対の側
板（第１側板と第３側板）と、相対向するもう一対の側
板（第２側板と第４側板）とに区画され、各側板は、底
板から等距離の位置に有り、底板と平行に設けられる横
折り曲げ線により、底板に隣接する胴板と、胴板の上方
に設けられる各側板片とに別れ、 相対向する一方の各
側板片（第１側板片と第３側板片）の両端縁には、折り
曲げ線と横折り曲げ線の交点を起点にして横折り曲げ線
と直角をなして上方に延びる第２折り曲げ線が形成さ
れ、第２折り曲げ線を設けた一方の側板片の上縁には、
両端に延びる第２折り曲げ線を両端縁辺とする上蓋片が
横折り曲げ線を介して連設され、相対向するもう一方の
各側板片（第２側板片と第４側板片）の、横折り曲げ線
と隣接する各側板片に形成される第２折り曲げ線とが交
差する交点から該横折り曲げ線と隣接する各側板片に形
成される第２折り曲げ線とが交差してなす角度を２等分
する側板片の上縁にまで達する斜め折り曲げ線が形成さ
れ、各胴板には、各側板片との境界となる横折り曲げ線
の両端から、胴板の中央方向に向けて円弧状の折り曲げ
線が形成され、た円筒状のカップ状紙容器の、上蓋片を
有する方の相対向する側板の横方向の折り曲げ線を山折
りすると共に、もう一方の相対向する側板の側板片に形
成された斜め折り曲げ線を山折りして、該側板片を横方
向の折り曲げ線に沿って谷折りすることにより、もう一
方の相対向する側板片は台形状に折り込まれ、胴板に近
接して停止し、一方の相対向する側板片は、上蓋片と共
に閉じかつ重なり合った状態で、保持されることを特徴
とする電子レンジ用紙容器。According to a first aspect of the present invention, there is provided a cylindrical cup-shaped paper container comprising a body wall and a bottom plate, the lower part of which is closed. Three bending lines equally dividing the body wall downward are formed up to the vicinity of the joint between the body wall and the bottom plate, and are opposed to one pair of opposed side plates (the first side plate and the third side plate). Another pair of side plates (a second side plate and a fourth side plate), each side plate being at a position equidistant from the bottom plate, and a body plate adjacent to the bottom plate by a horizontal folding line provided in parallel with the bottom plate; Each of the opposing side plates (the first side plate and the third side plate) is separated from each side plate provided above the body plate, and each of the two end edges is defined by the intersection of the bending line and the horizontal bending line as a starting point. To form a second fold line that extends upward at a right angle to the horizontal fold line. On the upper edge of one side plate piece provided,
An upper lid piece having both ends as a second bending line extending to both ends is continuously provided via a horizontal bending line, and a horizontal bending line of each of the other opposing side plate pieces (the second side plate piece and the fourth side plate piece). The angle formed by the intersection of the horizontal fold line and the second fold line formed on each of the adjacent side plate pieces from an intersection point where the second fold line formed on each of the adjacent side plate pieces intersects with each other. An oblique bending line reaching the upper edge of the side plate piece is formed, and each body plate has an arc-shaped bending line from both ends of the horizontal bending line that is the boundary with each side plate piece toward the center of the body plate. In the formed cylindrical cup-shaped paper container, the lateral bending line of the opposite side plate having the upper lid piece is mountain-folded, and the oblique formed on the side plate piece of the other opposite side plate. Fold the folding line in a mountain and turn the side plate into a horizontal folding line. By valley folding, the other opposing side plate piece is folded into a trapezoidal shape, stops close to the body plate, and one opposing side plate piece is closed and overlapped with the upper lid piece. And a microwave paper container characterized by being held.
【０００５】このように、４つの各側板片は互いに折り
曲げ線を介して連設されているので、折り畳まれた側板
片を開いて組み立てると、各側板片は互いに連なり、胴
板の上側に大きなヘッドスペースを有する紙容器にする
ことができる。As described above, since the four side plates are connected to each other via the bending line, when the folded side plates are opened and assembled, the respective side plates are connected to each other, and a large portion is formed above the body plate. It can be a paper container having a headspace.
【０００６】各胴板には、各側板片との境界となる横折
り曲げ線の両端から、胴板の中央方向に向けて円弧状の
折り曲げ線が形成されているので、各側板片を閉じた
際、胴板の円弧部分が緩衝的に作用して、無理なく上部
は四角形、底部は円形の紙容器に仕上げることができ
る。An arc-shaped bending line is formed on each body plate from both ends of a horizontal bending line that is a boundary with each side plate piece toward the center of the body plate, so that each side plate piece is closed. At this time, the circular arc portion of the body plate acts as a buffer, so that it is possible to finish the paper container into a square at the top and a circular at the bottom without difficulty.
【０００７】また、請求項２の発明は、胴壁と底板から
なり下方が閉塞された四角筒状紙容器であって、前記胴
壁には、上端縁から下方に向けて胴壁を等分する３本の
折り曲げ線が形成され、相対向する一対の側板（第１側
板と第３側板）と、それに対応するもう一方の一対の側
板（第２側板と第４側板）とに区画され、胴壁の下方
は、横方向の折り曲げ線により底板片が形成され、各側
板は、横折り曲げ線により底板片に隣接する胴板と、胴
板の上方に形成される各側板片とに区画され、相対向す
る一対の側板（第１側板と第３側板）には、側板片の上
端縁から側板下端縁まで折り曲げ線と平行な中央折り線
を、側板を２分するように形成させると共に、各側板片
には、中央折り線の先端から横折り曲げ線の先端と末端
に向けて２本の斜め折り曲げ線を設けて、該２本の斜め
折り曲げ線に囲まれた三角片を形成させ、もう一対の側
板の側板片は、他の側板片よりも長く形成させ、た箱状
紙容器の、側板片を長く形成させたもう一方の相対向す
る側板を横方向の横折り曲げ線に沿って山折りして重ね
ると共に、一方の相対向する側板の側板片に形成された
斜め折り曲げ線を山折りし、横折り曲げ線を谷折りする
ことにより、一方の相対向する側板片に形成された三角
片は折り込まれて胴紙に近接して停止し、もう一方の相
対向する側板片は、閉じかつ重なり合った状態で、保持
されることを特徴とする電子レンジ用紙容器である。A second aspect of the present invention is a square tubular paper container comprising a body wall and a bottom plate, the lower part of which is closed, wherein the body wall is equally divided downward from an upper end edge. Are formed, and are divided into a pair of side plates (a first side plate and a third side plate) facing each other and another pair of side plates (a second side plate and a fourth side plate) corresponding thereto. Below the body wall, a bottom plate piece is formed by a horizontal bending line, and each side plate is divided into a body plate adjacent to the bottom plate piece by a horizontal bending line and each side plate piece formed above the body plate. A pair of opposed side plates (a first side plate and a third side plate) are formed with a center fold line parallel to the fold line from the upper edge of the side plate piece to the lower edge of the side plate so as to divide the side plate into two. Each side plate has two diagonal lines from the end of the center fold line to the end and end of the horizontal fold line. A bent line is provided to form a triangular piece surrounded by the two oblique bending lines, and the side plate piece of the other pair of side plates is formed longer than the other side plate pieces. The other opposing side plate with the long side plate piece formed is mountain-folded along the horizontal horizontal folding line and overlapped, and the oblique bending line formed on the side plate piece of one opposing side plate is mountain-folded. Then, by valley folding the horizontal folding line, the triangular piece formed on one of the opposing side plate pieces is folded and stopped close to the body paper, the other opposing side plate piece is closed and A microwave paper container characterized by being held in an overlapping state.
【０００８】このように、４つの各側板片は互いに折り
曲げ線を介して連設されているので、折り畳まれた側板
片を開いて組み立てると、各側板片は互いに連なり、胴
板の上側に大きなヘッドスペースを有する紙容器にする
ことができる。As described above, since the four side plate pieces are connected to each other via the bending line, when the folded side plate pieces are opened and assembled, the respective side plate pieces are connected to each other, and a large piece is formed above the body plate. It can be a paper container having a headspace.
【０００９】一対の側板には、折り曲げ線と平行な中央
折り線が側板を２分するように形成されているので、容
器を組み立て各側板片を折り畳んだ際、中央折り線が形
成されている胴板が凹むことにより、折り畳まれた三角
片が開くことがない。Since a pair of side plates are formed with a central fold line parallel to the fold line so as to bisect the side plate, a center fold line is formed when the container is assembled and each side plate is folded. When the body plate is recessed, the folded triangular piece does not open.
【００１０】また、請求項３の発明は、請求項２の発明
において、前記中央折り線が、ミシン目状の折り線であ
ることを特徴とする電子レンジ用紙容器である。A third aspect of the present invention is the paper container for a microwave oven according to the second aspect of the present invention, wherein the center fold line is a perforated fold line.
【００１１】中央折り線をミシン目状の折り線にするこ
とにより、容器に組み立てた際、側板はより凹み易くな
り、形状の保持が容易になる。By making the center fold line a perforated fold line, when assembled into a container, the side plates are more easily dented and the shape is easily maintained.
【００１２】また、請求項４の発明は、請求項２又は３
の発明において、前記横折り曲げ線が、断続的な切り込
み線であることを特徴とする電子レンジ用紙容器であ
る。The invention of claim 4 is the invention of claim 2 or 3
The microwave folding paper container according to the invention, wherein the horizontal folding line is an intermittent cut line.
【００１３】このように、横折り曲げ線を断続的な切り
込み線にすることにより、各側板片の折り込みが容易に
行える。As described above, by forming the horizontal folding line as an intermittent cutting line, each side plate piece can be easily folded.
【００１４】また、請求項５の発明は、請求項２、３又
は４の発明において、前記隣接する側板片の間の上端縁
には、切り欠きが形成されていることを特徴とする電子
レンジ用紙容器である。According to a fifth aspect of the present invention, in the second, third or fourth aspect of the present invention, a notch is formed at an upper end edge between the adjacent side plate pieces. It is a paper container.
【００１５】このように、隣接する側板片の間の上端縁
に切り欠きを設けることにより、各側板片の折り畳みが
より容易になる。As described above, by providing the notch at the upper end edge between the adjacent side plate pieces, it becomes easier to fold each side plate piece.
【００１６】また、請求項６の発明は、請求項２、３、
４又は５の発明において、前記中央折り線を設けた胴板
の三角片を折り込む際、三角片の頂点が接触する近傍か
ら、前記胴板の底板と接する両隅角に向けて折り線を形
成させたことを特徴とする電子レンジ用紙容器である。The invention according to claim 6 is the invention according to claims 2, 3,
In the invention of the fourth or fifth aspect, when folding the triangular piece of the body plate provided with the center fold line, a fold line is formed from the vicinity where the apex of the triangular piece contacts to both corners contacting the bottom plate of the body plate. It is a microwave oven paper container characterized by having been made.
【００１７】このように、中央折り線を設けた胴板の三
角片を折り込む際、三角片の頂点が接触する近傍から、
前記胴板の底板と接する両隅角に向けて折り線を形成さ
せることにより、折り畳んだ三角片の戻りが少なくな
り、三角片を折り畳んだ後の容器の形が綺麗になる。As described above, when folding the triangular piece of the body plate provided with the center folding line, from the vicinity where the vertices of the triangular piece contact,
By forming the fold lines toward both corners in contact with the bottom plate of the body plate, return of the folded triangular piece is reduced, and the shape of the container after the triangular piece is folded becomes beautiful.
【００１８】また、請求項７の発明は、請求項１、２、
３、４、５又は６の発明において、前記胴壁と底板は、
紙を基材とし、内面にヒートシール可能な耐熱樹脂層を
有する複合シートを構成材料とすることを特徴とする電
子レンジ用紙容器である。Further, the invention of claim 7 is based on claims 1, 2,
In the invention of 3, 4, 5, or 6, the trunk wall and the bottom plate may be
A microwave paper container characterized by comprising a composite sheet having paper as a base material and having a heat-resistant resin layer capable of heat sealing on the inner surface as a constituent material.
【００１９】このように、胴壁と底板は、紙を基材と
し、内面にヒートシール可能な耐熱樹脂層を有する複合
シートを構成材料としているので、電子レンジ適性のあ
る紙容器を組み立てることができる。As described above, since the body wall and the bottom plate are made of a composite sheet having paper as a base material and a heat-resistant resin layer capable of being heat-sealed on the inner surface, a paper container suitable for a microwave oven can be assembled. it can.
【００２０】[0020]
【発明の実施の形態】本発明の電子レンジ用紙容器を一
実施形態に基づいて以下に詳細に説明する。本発明の電
子レンジ用紙容器は、例えば図１、図２に示すように、
胴壁（１）と底板（２）とからなり、下方が閉塞された
円筒状の紙容器（１００）である。DESCRIPTION OF THE PREFERRED EMBODIMENTS A microwave oven paper container according to the present invention will be described in detail below based on one embodiment. The microwave oven paper container of the present invention is, for example, as shown in FIGS.
It is a cylindrical paper container (100) that is composed of a body wall (1) and a bottom plate (2), and has a closed lower part.
【００２１】図３は、本発明の電子レンジ用紙容器の一
実施形態（実施形態１）における胴壁の展開説明図であ
る。胴壁（１）には、上端縁から下方に向けて胴壁を４
つに等分に区画する３本の折り曲げ線（ａ、ａ、ａ）が
胴壁と底板の接合部分近傍まで形成されている。そし
て、胴壁（１）の一方の周縁には、もう一方の周縁に裏
面から接着される糊代片（１５）が折り曲げ線（ａ）を
介して連設されている。FIG. 3 is a development explanatory view of the body wall in one embodiment (Embodiment 1) of the microwave oven paper container of the present invention. The torso wall (1) has four torso walls extending downward from the upper edge.
Three bending lines (a, a, a), which are equally divided into three, are formed up to the vicinity of the joint between the trunk wall and the bottom plate. On one edge of the body wall (1), a glue margin (15) adhered to the other edge from the back is continuously provided via a bending line (a).
【００２２】このことにより、胴壁は、折り曲げ線
（ａ）を介してそれぞれ、第１側板（１１）、第２側板
（１２）、第３側板（１３）、第４側板（１４）とに区
画され、第４側板（１４）の端縁には折り曲げ線（ａ）
を介して糊代片（１５）が連設されていることになる。As a result, the body wall is connected to the first side plate (11), the second side plate (12), the third side plate (13), and the fourth side plate (14) via the bending line (a). The edge of the fourth side plate (14) is divided and a bending line (a)
The glue pieces (15) are continuously provided via the.
【００２３】４つの各側板は、側板の下端縁から各々等
距離になる横方向の横折り曲げ線（ｂ）により、下側の
各胴板（１１１、１２１、１３１、１４１）と上側の各
側板片、すなわち、第１側板片（１１２）、第２側板片
（１２２）、第３側板片（１３２）、第４側板片（１４
２）に分けられる。Each of the four side plates is connected to the lower body plate (111, 121, 131, 141) and the upper side plate by a horizontal horizontal bending line (b) which is equidistant from the lower edge of the side plate. Pieces, that is, a first side piece (112), a second side piece (122), a third side piece (132), and a fourth side piece (14).
It is divided into 2).
【００２４】この各側板片は、紙容器の輸送時や保管時
には、横折り曲げ線で折り込まれて互いに重なり合って
蓋の役割を果たし、調理時には起こして各胴板と一体化
して各側板となり、内容物のふきこぼれ等を防止する。Each of the side plate pieces is folded at a horizontal fold line and overlaps each other to serve as a lid during transportation or storage of the paper container, and serves as a lid during cooking, and is integrated with each body plate to form each side plate. Prevents things from spilling over.
【００２５】第１側板片（１１２）と一つおいた第３側
板片（１３２）の両端縁には、折り曲げ線（ａ）と横折
り曲げ線（ｂ）との交点（Ｋ）を起点にして横折り曲げ
線（ｂ）と直角をなして上方に延びる第２折り曲げ線
（ｃ）が形成されている。Both ends of the third side plate (132) which is separated from the first side plate (112) start from the intersection (K) of the bending line (a) and the horizontal bending line (b). A second fold line (c) extending upward at right angles to the horizontal fold line (b) is formed.
【００２６】両端に第２折り曲げ線（ｃ）を形成させた
側板片の一方、例えば第３側板片（１３１）の上縁に
は、上方に延びる第２折り曲げ線（ｃ）を両端縁辺とす
る上蓋片（１３３）が、横方向の横第２折り曲げ線
（ｄ）を介して連設されている。On one of the side plate pieces having the second bending line (c) formed at both ends, for example, on the upper edge of the third side plate piece (131), the second bending line (c) extending upward is defined as the both edge sides. An upper lid piece (133) is continuously provided via a second horizontal folding line (d) in the horizontal direction.
【００２７】両端に第２折り曲げ線（ｃ）を形成させな
かった第２側板片（１２２）と第４側板片（１４２）の
横折り曲げ線（ｂ）寄りの両端から第２側板片（１２
２）と第４側板片（１４２）の上縁に向けて、横折り曲
げ線（ｂ）と、隣接する第１側板片（１１２）と第３側
板片（１３２）に形成された第２折り曲げ線（ｂ）とが
交差してなす角度を２等分する斜め折り曲げ線（ｅ、
ｅ）が設けられている。The second side plate piece (12) from both ends of the second side plate piece (122) and the fourth side plate piece (142) which are not formed with the second bending line (c) at both ends near the horizontal bending line (b).
2) Toward the upper edge of the fourth side plate (142), the horizontal bending line (b) and the second bending line formed on the adjacent first side plate (112) and third side plate (132) (B) the oblique bending line (e,
e) is provided.
【００２８】各胴板（１１１、１２１、１３１、１４
１）には、各側板片との境界となる各横折り曲げ線
（ｂ、ｂ、ｂ、ｂ）の両端から下向きに円弧状の折り曲
げ線（ｆ、ｆ、ｆ、ｆ）が形成されている。Each body plate (111, 121, 131, 14)
In 1), arc-shaped bending lines (f, f, f, f) are formed downward from both ends of each horizontal bending line (b, b, b, b) which is a boundary with each side plate piece. .
【００２９】必要に応じて上蓋片（１３３）の上端縁に
は上蓋片折り曲げ線（ｇ）を介して第２上蓋片（１３
４）を設けても良い。また、上蓋片は第３側板片ではな
く、第１側板片に連設させても良い。第２折り曲げ線を
設ける側板片と斜め折り曲げ線を設ける側板片とを交換
しても良いが、第２折り曲げ線を設ける側板片と斜め折
り曲げ線を設ける側板片とは交互に設けなければならな
い。If necessary, the second upper lid piece (13) is connected to the upper end edge of the upper lid piece (133) via an upper lid piece bending line (g).
4) may be provided. The upper lid piece may be connected to the first side plate piece instead of the third side plate piece. The side plate provided with the second folding line and the side plate provided with the oblique bending line may be exchanged, but the side plate providing the second folding line and the side plate providing the oblique bending line must be provided alternately.
【００３０】このようにして作製した胴壁を、一般的に
は、先ず、一方の端縁をもう一方の端縁に連設された糊
代片と重ね合わせて接合させ、下方に向かって先細る円
筒形状の胴部材とする。別に準備した円形状に打ち抜い
た底紙を外周縁部を下向きに起立させて底板（）とし、
前記胴部材の下部内面に底板の外周縁部の内面を接合さ
せる。In general, the body wall thus manufactured is first joined by superimposing one edge on a glue margin piece connected to the other edge, and tapering downward. Cylindrical body member. The bottom paper punched out into a circular shape prepared separately is made upright with its outer peripheral edge facing downward, to form a bottom plate ().
The inner surface of the outer peripheral edge of the bottom plate is joined to the lower inner surface of the body member.
【００３１】さらに外周縁部を覆うように胴部材の下端
縁部を内方に折り曲げ、底板の外周縁部の外面に接合さ
せて底板が円筒状に成形された胴壁の下方が閉塞され、
上方が未形成の円筒状容器を形成させる。Further, the lower end edge of the body member is bent inward so as to cover the outer peripheral edge, and is joined to the outer surface of the outer peripheral edge of the bottom plate, whereby the lower part of the cylindrical wall of the bottom plate is closed,
The upper part forms an unformed cylindrical container.
【００３２】つぎに、上蓋片（１３３）を有する方の相
対向する側板（１１、１３）の各横折り曲げ線（ｂ、
ｂ）を山折りすると同時に、もう一方の相対向する側板
（１２、１４）の側板片（１２２、１４２）に形成され
た斜め折り曲げ線（ｅ、ｅ）を山折りして、この側板片
（１２２、１４２）を横折り曲げ線（ｂ、ｂ）に沿って
谷折りする。Next, each of the lateral bending lines (b, b) of the opposing side plates (11, 13) having the upper lid piece (133).
At the same time, the oblique bending line (e, e) formed on the side plate piece (122, 142) of the other opposing side plate (12, 14) is mountain-folded. 122, 142) along the horizontal folding line (b, b).
【００３３】このことにより、上蓋片（１３３）は第１
側板片（１１２）に覆いかぶさるように円筒状容器の上
方の開口を閉塞する。また、胴板（１１１、１３１）が
円弧状の折り曲げ線（ｆ）に沿って山折りされることに
より、胴板は凹んだ状態になり、谷折りされた側板片
（１２２、１４２）は凹んだ胴板に密接した状態で止ま
り、上蓋片が不注意により開くようなことはない（図１
参照）。As a result, the upper cover piece (133) is
The upper opening of the cylindrical container is closed so as to cover the side plate (112). Further, the body plate (111, 131) is mountain-folded along the arc-shaped bending line (f), so that the body plate is in a concave state, and the valley-folded side plate pieces (122, 142) are concave. It stops in close contact with the torso plate, and the upper cover piece does not inadvertently open (Fig. 1
reference).
【００３４】横折り曲げ線（ｂ）を支軸にして、側板片
（１２２、１４２）の折り曲げを解くことにより上蓋片
は再び開いて円筒状容器の上方は開口する（図２参
照）。横折り曲げ線（ｂ）を支軸にして、側板片（１２
２、１４２）を折り曲げれば上蓋片は再び開口を閉塞す
る。すなわち、接着剤やロック機構を使用せずに容易に
再封緘することができる。By unfolding the side plate pieces (122, 142) using the horizontal folding line (b) as a pivot, the upper lid piece is opened again and the upper part of the cylindrical container is opened (see FIG. 2). With the horizontal bending line (b) as the support axis, the side plate pieces (12
2, 142), the upper lid piece closes the opening again. That is, resealing can be easily performed without using an adhesive or a lock mechanism.
【００３５】図６は、本発明の電子レンジ用紙容器の別
の実施形態（実施形態２）を示す、展開説明図である。
この電子レンジ用紙容器は、例えば図４、図５に示すよ
うに、胴壁（１）と底板（２）とからなり、下方が閉塞
された四角柱状の紙容器（３００）である。胴壁（１）
には、上端縁から下方に向けて胴壁を等分する３本の折
り曲げ線（ａ、ａ、ａ）が形成されている。そして、胴
壁の一方の周縁には、もう一方の周縁に裏面から接着さ
れる糊代片（３５）が折り曲げ線（ａ）を介して連設さ
れている。FIG. 6 is a development explanatory view showing another embodiment (Embodiment 2) of the microwave oven paper container of the present invention.
As shown in FIGS. 4 and 5, for example, this microwave paper container is a quadrangular prism-shaped paper container (300) composed of a body wall (1) and a bottom plate (2) and closed at the bottom. Body wall (1)
Are formed with three bending lines (a, a, a) which equally divide the body wall downward from the upper edge. And, on one peripheral edge of the body wall, a glue margin piece (35) adhered to the other peripheral edge from the back surface is continuously provided via a bending line (a).
【００３６】このことにより、胴壁は、折り曲げ線
（ａ）を介して、それぞれ、第１側板（３１）、第２側
板（３２）、第３側板（３３）、第４側板（３４）とに
区画され、第４側板（３４）の端縁には折り曲げ線
（ａ）を介して糊代片（３５）が連設されていることに
なる。Thus, the body wall is connected to the first side plate (31), the second side plate (32), the third side plate (33) and the fourth side plate (34) via the bending line (a), respectively. The adhesive margin (35) is continuously provided at the edge of the fourth side plate (34) via the bending line (a).
【００３７】胴壁の下方は、横方向の折り曲げ線により
底板片が形成されている。Below the body wall, a bottom plate piece is formed by a horizontal bending line.
【００３８】各側板は、横折り曲げ線（ｂ）により底板
片に隣接する各胴紙（３１１、３２１、３３１、３４
１）と、胴紙の上方に形成される各側板片（３１２、３
２２、３３２、３４２）とに区画される。Each side plate is connected to each of the body papers (311, 321, 331, 34, 34) adjacent to the bottom plate piece by the horizontal folding line (b).
1) and each side plate (312, 3
22, 332, 342).
【００３９】組み立てた際に、相対向する一対の側板
（第１側板（３１）と第３側板（３３））には、側板片
（３１２、３３２）の上端縁から側板下端縁まで折り曲
げ線（ａ）と平行な中央折り線（ｍ）を側板を２分する
ように形成させると共に、各側板片（３１２、３３２）
には、中央折り線の先端から横折り曲げ線（ｂ）の先端
と末端に向けて２本の斜め折り曲げ線（ｎ、ｎ）を設け
て、該２本の斜め折り曲げ線に囲まれた三角片（３１２
１、３３２１）を形成させる。At the time of assembling, a pair of side plates (first side plate (31) and third side plate (33)) facing each other are bent from the upper edge of the side plate pieces (312, 332) to the lower edge of the side plate. A central folding line (m) parallel to a) is formed so as to divide the side plate into two, and each side plate piece (312, 332)
, Two oblique bending lines (n, n) are provided from the front end of the center fold line to the front end and the end of the horizontal fold line (b), and a triangular piece surrounded by the two oblique fold lines (312
1, 3321).
【００４０】もう一対の側板（３２、３４）の側板片
（３２２、３４２）は、他の側板片（３１２、３３２）
よりも長く形成させて、折り重ねた際、側板片（３２
２）と側板片（３４２）は、互いに重なり合うようにす
る。The side plate pieces (322, 342) of another pair of side plates (32, 34) are connected to the other side plate pieces (312, 332).
When folded and folded, the side plate pieces (32
2) and the side plate pieces (342) overlap each other.
【００４１】なお、第１側板（３１）と第３側板（３
３）に設ける中央折り線（ｍ）をミシン目状の折れ線に
しておくことにより、容器に組み立てた際、側板は、よ
り凹み易くなり形状の保持が容易になる。The first side plate (31) and the third side plate (3)
By making the center fold line (m) provided in 3) a perforated fold line, when assembled into a container, the side plates are more easily dented and the shape is easily maintained.
【００４２】また、横折り曲げ線（ｂ）を断続的な切り
込み線にすることにより、各側板片の折り込みをより簡
単に行えるようになる。Further, by making the horizontal folding line (b) an intermittent cut line, the folding of each side plate piece can be performed more easily.
【００４３】また、第１側板片（３１２）と第２側板片
（３２２）の間、第２側板片（３２２）と第３側板片
（３３２）の間のような隣接する側板片の間の上端縁
に、切り欠き（ｏ）を設けることにより、各側板片（３
１２、３２２、３３２、３４２）の折り畳みがより容易
になる。In addition, between the first side plate (312) and the second side plate (322), and between the second side plate (322) and the third side plate (332), between adjacent side plates. By providing a notch (o) at the upper edge, each side plate piece (3
12, 322, 332, 342) are easier to fold.
【００４４】さらに、中央折れ線（ｍ）を設けた胴紙の
三角片（３１２１、３３２１）を折り込む際、三角片の
頂点が接触する近傍から、前記胴紙の底板と接する両隅
角に向けて折り線（ｐ、ｐ）を形成させることにより、
折り畳んだ三角片の戻りが少なくなり、三角片を折り畳
んだ後の容器の形状も綺麗になる。Further, when folding the triangular pieces (3121, 3321) of the body paper provided with the center polygonal line (m), from the vicinity where the apexes of the triangular pieces come into contact, to both corners contacting the bottom plate of the body paper By forming fold lines (p, p),
The return of the folded triangular piece is reduced, and the shape of the container after the triangular piece is folded becomes beautiful.
【００４５】前記胴壁と底板は、紙を基材とし、内面に
ポリエチレン、ポリプロピレンのようなヒートシール可
能な耐熱樹脂層を有する複合シートを構成材料とするこ
とで、機械適性に優れた作業性の良い紙容器が作製でき
る。The body wall and the bottom plate are made of a composite sheet having paper as a base material and having a heat-sealable heat-resistant resin layer such as polyethylene or polypropylene on the inner surface. A good paper container can be manufactured.
【００４６】なお、底板の組み立て方式は、図示した底
貼り形式に限定されるものではなく、ロック方式、シー
ルエンド方式等、いずれの方式であっても構わない。The method of assembling the bottom plate is not limited to the bottom-attached type shown in the figure, but may be any type such as a lock type or a seal end type.
【００４７】また、相対向する一対の側板に中央折れ線
を設けたが、中央折れ線を相対向するもう一方の一対の
側板に設けても構わない。Although the center broken line is provided on the pair of side plates facing each other, the center broken line may be provided on the other pair of side plates facing each other.
【００４８】つぎに、ブランクから容器への組み立て方
について、胴板と側板片の組み立てを中心に述べる。先
ず、胴壁（１）の一方の端縁に設けられた糊代片（３
５）をもう一方の端縁の内側と接着させ２つ折りしてス
リーブ状にする。Next, how to assemble the blank into the container will be described focusing on assembling the body plate and the side plate pieces. First, a glue margin (3) provided on one edge of the body wall (1).
5) is adhered to the inside of the other edge and folded into two to form a sleeve.
【００４９】２つ折りしたスリーブを起こし、下端が底
板（２）により閉塞された四角筒状の紙容器にする。The folded sleeve is raised to form a rectangular tube-shaped paper container whose lower end is closed by the bottom plate (2).
【００５０】側板片を長く形成させたもう一方の相対向
する側板、すなわち、第２側板（３２）と第４側板（３
４）を横方向の横折り曲げ線（ｂ）に沿って山折りして
第２側板片（３２２）と第４側板片（３４２）を重ねる
と共に、一方の相対向する側板、すなわち、第１側板
（３１）と第３側板（３３）の側板片（３１２、３３
２）に形成された斜め折り曲げ線（ｎ、ｎ）を山折り
し、横折り曲げ線（ｂ）を谷折りすることにより、一方
の相対向する側板片（３１２、３３２）に形成された三
角片（３１２１、３３２１）は折り込まれて胴紙（３１
１、３３１）に近接して停止する。また、もう一方の相
対向する側板片（３２２、３４２）は、重なり合った状
態で閉じる。すなわち、第２側板片（３２２）と第４側
板片（３４２）は、互いに折り畳まれて蓋となる。The other opposing side plates having long side plate pieces, ie, the second side plate (32) and the fourth side plate (3)
4) is mountain-folded along the horizontal folding line (b) in the horizontal direction to overlap the second side plate (322) and the fourth side plate (342), and one of the opposing side plates, that is, the first side plate. (31) and side plate pieces (312, 33) of the third side plate (33).
The oblique bending line (n, n) formed in 2) is mountain-folded, and the horizontal bending line (b) is valley-folded, thereby forming a triangular piece formed on one of the opposed side plate pieces (312, 332). (3121, 3321) is folded and the body paper (31
(1, 331). The other opposing side plate pieces (322, 342) are closed in an overlapping state. That is, the second side plate (322) and the fourth side plate (342) are folded together to form a lid.
【００５１】胴板（３１１、３３１）には、中央折り線
（ｍ、ｍ）が形成されているので、三角片（３１２１、
３３２１）を折り込んだ際、胴板は凹んだ状態になり、
谷折りされた三角片は凹んだ同板に密接した状態で停止
して、三角片が不注意等により開くことはない。Since the center folding line (m, m) is formed on the body plates (311 and 331), the triangular pieces (3121,
When 3321) is folded in, the body plate is in a concave state,
The valley-folded triangular piece stops in close contact with the recessed plate, and the triangular piece does not open due to carelessness or the like.
【００５２】横折り曲げ線（ｂ）を支軸にして、第１側
板片（３１２）と第３側板片（３３２）の折り曲げを解
くことにより第２側板片（３２２）と第４側板片（３４
２）は再び開いて四角筒状容器の上方は開口する（図５
参照）。横折り曲げ線（ｂ）を支軸にして、第１側板片
（３１２）と第３側板片（３３２）を折り曲げれば、第
２側板片（３２２）と第４側板片（３４２）は再び開口
を閉塞する。すなわち、接着物やロック機構を使用せず
に容易に再封緘することができる。The first side plate (312) and the third side plate (332) are unfolded about the horizontal bending line (b) as a support axis, whereby the second side plate (322) and the fourth side plate (34) are released.
2) is opened again and the upper part of the square cylindrical container is opened (FIG. 5).
reference). When the first side plate (312) and the third side plate (332) are bent around the horizontal bending line (b) as a pivot, the second side plate (322) and the fourth side plate (342) are opened again. Close. That is, it can be easily resealed without using an adhesive or a lock mechanism.
【００５３】[0053]
【実施例】以下実施例により本発明を詳細に説明する。 〈実施例１〉実施形態１に示す、底面が円形で天面が四
角形で熱可塑性樹脂層を内側にした、底面の直径；１２
０ｍｍ、天面の一辺の長さ；１１６ｍｍ、天面の対角線
の長さ；１４５ｍｍ、側板片を折り畳む前の全高；７５
ｍｍ、側板片を折り畳んだ後の全高；４０ｍｍ、側板片
を折り畳む前の総容量；４００ｍｌ、側板片を折り畳ん
だ後の総容量；２５０ｍｌの実施例１の紙容器を実施形
態１の作製方法に準じて作製した（図１、図２、図３参
照）。The present invention will be described in detail with reference to the following examples. <Example 1> As shown in Embodiment 1, the bottom surface is circular, the top surface is square, and the thermoplastic resin layer is inside.
0 mm, length of one side of the top surface; 116 mm, length of diagonal line of the top surface; 145 mm, total height before folding side plate pieces; 75
mm, the total height after folding the side plate pieces; 40 mm, the total capacity before folding the side plate pieces; 400 ml, the total capacity after folding the side plate pieces; 250 ml, using the paper container of Example 1 as the manufacturing method of Embodiment 1. It was prepared according to the method (see FIGS. 1, 2 and 3).
【００５４】この容器に即席麺と具を入れて側板片を折
り畳んだ状態で、流通、保管が行われる。加熱調理時に
は、側板片を立てヘッドスペースを増やし、上端から３
０ｍｍの距離を隔てる高さまで水を加え、上蓋片をして
出力５００ワット程度の家庭用電子レンジで数分間入れ
て加熱調理する。加熱調理時にはヘッドスペースを増加
させるので、内容物等がふきこぼれることなく調理する
ことができる。The instant noodles and ingredients are placed in this container, and the distribution and storage are performed with the side plate pieces folded. At the time of cooking, set the side plate up to increase the head space
Add water to a height of 0 mm, cover the top lid, put in a household microwave oven with an output of about 500 watts for a few minutes, and cook. Since the head space is increased during heating and cooking, cooking can be performed without spilling out contents and the like.
【００５５】このように実施例１の紙容器においては、
ヘッドスペースを減らした状態で流通・保管を行うこと
ができる。そして、折り畳まれていた側板片を起こすだ
けでヘッドスペースを増やして加熱調理を行うことがで
きる。As described above, in the paper container of the first embodiment,
Distribution and storage can be performed with a reduced head space. Then, heating can be performed by increasing the head space only by raising the folded side plate pieces.
【００５６】〈比較例１〉現在流通している通常の断熱
性紙カップ容器（即席麺と具が充填されている）であ
る、円筒状の、天面の開口部の直径；１００ｍｍ、底面
の直径；７０ｍｍ、高さ；１１０ｍｍ、総容量；３５０
ｍｌの比較例１の断熱性紙カップ容器に、上端から１０
ｍｍの距離を隔てる高さまで水を加え、上蓋片をして出
力５００ワット程度の家庭用電子レンジで数分間入れて
加熱調理したが、ヘッドスペースが少なく加熱調理中に
内容物がふきこぼれてしまった。<Comparative Example 1> Diameter of a cylindrical opening at the top, which is a normal heat-insulating paper cup container (filled with instant noodles and ingredients) currently in circulation; 100 mm, diameter of the bottom 70 mm, height; 110 mm, total capacity; 350
ml of the heat-insulating paper cup container of Comparative Example 1 from the upper end.
Water was added to a height of a distance of mm, the top lid was put on, and put in a household microwave oven with an output of about 500 watts for several minutes and cooked, but the headspace was small and the contents spilled out during cooking. .
【００５７】[0057]
【発明の効果】上記のように、本発明の電子レンジ用紙
容器は、加熱調理直前までヘッドスペースを少なくした
状態におくことができるので、流通・保管時の減容化が
できる。As described above, the microwave oven paper container of the present invention can be kept in a state where the head space is reduced immediately before heating and cooking, so that the volume during distribution and storage can be reduced.
【図１】本発明の電子レンジ用紙容器の一実施例を示
す、斜視説明図である（第２側板片、第４側板片は折り
曲げ前）。FIG. 1 is an explanatory perspective view showing one embodiment of a microwave oven paper container of the present invention (a second side plate and a fourth side plate are not bent).
【図２】図１の電子レンジ用紙容器の上蓋片を開放した
状態を示す、斜視説明図である。FIG. 2 is an explanatory perspective view showing a state where an upper cover piece of the microwave oven paper container of FIG. 1 is opened.
【図３】図１に示す電子レンジ用紙容器の胴壁の展開説
明図である。FIG. 3 is a development explanatory view of a body wall of the microwave oven paper container shown in FIG. 1;
【図４】本発明の電子レンジ用紙容器の別の実施例を示
す、斜視説明図である。FIG. 4 is an explanatory perspective view showing another embodiment of the microwave paper container of the present invention.
【図５】図４の電子レンジ用紙容器の上蓋片を開放した
状態を示す、斜視説明図である。5 is an explanatory perspective view showing a state in which an upper cover piece of the microwave oven paper container of FIG. 4 is opened;
【図６】図４に示す電子レンジ用紙容器の（胴壁の）展
開説明図である。FIG. 6 is a development explanatory view (of a body wall) of the microwave paper container shown in FIG. 4;
１‥‥胴壁 ２‥‥底板 １１、３１‥‥第１側板 １２、３２‥‥第２側板 １３、３３‥‥第３側板 １４、３４‥‥第４側板 １５、１５‥‥糊代片 １００、３００‥‥紙容器 １１１、３１１‥‥第１胴板 １１２、３１２‥‥第１側板片 １２１、３２１‥‥第２胴板 １２２、３２２‥‥第２側板片 １３１、３３１‥‥第３胴板 １３２、３３２‥‥第３側板片 １３３‥‥上蓋片 １３４‥‥第２上蓋片 １４１、３４１‥‥第４胴板 １４２、３４２‥‥第４側板片 ３１２１、３３２１‥‥三角片 ａ‥‥折り曲げ線 ｂ‥‥横折り曲げ線 ｃ‥‥第２折り曲げ線 ｄ‥‥第２横折り曲げ線 ｅ‥‥斜め折り曲げ線 ｆ‥‥円弧状の折り曲げ線 ｇ‥‥上蓋片折り曲げ線 ｍ‥‥中央折り線 ｎ‥‥斜め折り曲げ線 ｏ‥‥切り欠き ｐ‥‥折り線 Ｋ‥‥交点 1 {body wall 2} bottom plate 11, 31 {first side plate 12, 32} second side plate 13, 33 {third side plate 14, 34} fourth side plate 15, 15} glue margin 100 , 300 {paper container 111, 311} first body plate 112, 312 {first side plate 121, 321} second body plate 122, 322 {second side plate 131, 331} third body Plates 132, 332 {third side plate 133} top cover 134} second top cover 141, 341 {fourth body plate 142, 342} fourth side plate 3121, 3321 {triangle a) Bending line b ‥‥ Horizontal bending line c ‥‥ Second bending line d ‥‥ Second horizontal bending line e ‥‥ Diagonal bending line f ‥‥ Circular bending line g ‥‥ Top lid bending line m ‥‥ Center folding line n ‥‥ diagonal bending line o ‥‥ notch p ‥‥ fold line K ‥‥ intersection
Claims (7)
状のカップ状紙容器であって、 前記胴壁には、上端縁から下方に向けて胴壁を等分する
３本の折り曲げ線が胴壁と底板の接合部分近傍まで形成
され、相対向する一方の一対の側板（第１側板と第３側
板）と、相対向するもう一対の側板（第２側板と第４側
板）とに区画され、各側板は、底板から等距離の位置に
有り、底板と平行に設けられる横折り曲げ線により、底
板に隣接する胴板と、胴板の上方に設けられる各側板片
とに別れ、相対向する一方の各側板片（第１側板片と第
３側板片）の両端縁には、折り曲げ線と横折り曲げ線の
交点を起点にして横折り曲げ線と直角をなして上方に延
びる第２折り曲げ線が形成され、第２折り曲げ線を設け
た一方の側板片の上縁には、両端に延びる第２折り曲げ
線を両端縁辺とする上蓋片が横折り曲げ線を介して連設
され、相対向するもう一方の各側板片（第２側板片と第
４側板片）の、横折り曲げ線と隣接する各側板片に形成
される第２折り曲げ線とが交差する交点から該横折り曲
げ線と隣接する各側板片に形成される第２折り曲げ線と
が交差してなす角度を２等分する側板片の上縁にまで達
する斜め折り曲げ線が形成され、各胴板には、各側板片
との境界となる横折り曲げ線の両端から、胴板の中央方
向に向けて円弧状の折り曲げ線が形成され、た円筒状の
カップ状紙容器の、上蓋片を有する方の相対向する側板
の横方向の折り曲げ線を山折りすると共に、もう一方の
相対向する側板の側板片に形成された斜め折り曲げ線を
山折りして、該側板片を横方向の折り曲げ線に沿って谷
折りすることにより、もう一方の相対向する側板片は台
形状に折り込まれ、胴板に近接して停止し、一方の相対
向する側板片は、上蓋片と共に閉じかつ重なり合った状
態で、保持されることを特徴とする電子レンジ用紙容
器。1. A cylindrical cup-shaped paper container comprising a body wall and a bottom plate, the lower part of which is closed, wherein the body wall has three bent portions equally dividing the body wall downward from an upper edge. A line is formed up to the vicinity of the joint portion between the trunk wall and the bottom plate, and one pair of opposed side plates (first side plate and third side plate) and another pair of opposed side plates (second side plate and fourth side plate) are formed. Each side plate is located at an equal distance from the bottom plate, and is separated into a body plate adjacent to the bottom plate and each side plate piece provided above the body plate by a horizontal bending line provided in parallel with the bottom plate, On both end edges of one of the opposing side plate pieces (the first side plate piece and the third side plate piece), a second extending upward at a right angle to the horizontal bending line starting from the intersection of the bending line and the horizontal bending line. A fold line is formed, and the upper edge of one side plate piece provided with the second fold line extends to both ends. An upper lid piece having the second folding line at both ends is continuously provided via the horizontal folding line, and is adjacent to the horizontal folding line of each of the other opposite side plate pieces (the second side plate piece and the fourth side plate piece). From the intersection of the second folding line formed on each side plate piece and the intersection between the horizontal folding line and the second folding line formed on each adjacent side plate piece, the angle of the side plate piece that divides into two equal parts An oblique bending line reaching the upper edge is formed, and in each body plate, an arc-shaped bending line is formed from both ends of the horizontal bending line that is a boundary with each side plate piece toward the center direction of the body plate, In the cylindrical cup-shaped paper container, the lateral bending line of the opposite side plate having the upper lid piece is mountain-folded, and the oblique bending line formed on the side plate piece of the other opposite side plate is removed. Mountain fold and valley fold the side plate along the horizontal bending line By this, the other opposing side plate piece is folded into a trapezoidal shape, stops close to the body plate, and the one opposing side plate piece is held in a closed and overlapping state with the upper lid piece. A paper container for a microwave oven, characterized in that:
筒状紙容器であって、 前記胴壁には、上端縁から下方に向けて胴壁を等分する
３本の折り曲げ線が形成され、相対向する一対の側板
（第１側板と第３側板）と、それに対応するもう一方の
一対の側板（第２側板と第４側板）とに区画され、胴壁
の下方は、横方向の折り曲げ線により底板片が形成さ
れ、各側板は、横折り曲げ線により底板片に隣接する胴
板と、胴板の上方に形成される各側板片とに区画され、
相対向する一対の側板（第１側板と第３側板）には、側
板片の上端縁から側板下端縁まで折り曲げ線と平行な中
央折り線を、側板を２分するように形成させると共に、
各側板片には、中央折り線の先端から横折り曲げ線の先
端と末端に向けて２本の斜め折り曲げ線を設けて、該２
本の斜め折り曲げ線に囲まれた三角片を形成させ、もう
一対の側板の側板片は、他の側板片よりも長く形成さ
せ、た箱状紙容器の、側板片を長く形成させたもう一方
の相対向する側板を横方向の横折り曲げ線に沿って山折
りして重ねると共に、一方の相対向する側板の側板片に
形成された斜め折り曲げ線を山折りし、横折り曲げ線を
谷折りすることにより、一方の相対向する側板片に形成
された三角片は折り込まれて胴板に近接して停止し、も
う一方の相対向する側板片は、閉じかつ重なり合った状
態で保持されることを特徴とする電子レンジ用紙容器。2. A rectangular cylindrical paper container comprising a body wall and a bottom plate, the lower part of which is closed, wherein the body wall has three folding lines equally dividing the body wall downward from an upper end edge. A pair of side plates (a first side plate and a third side plate) are formed and opposed to each other, and the other pair of side plates (a second side plate and a fourth side plate) corresponding thereto are partitioned. A bottom plate piece is formed by the direction bending line, and each side plate is divided into a body plate adjacent to the bottom plate piece by a horizontal bending line and each side plate piece formed above the body plate,
A pair of side plates (a first side plate and a third side plate) opposing each other are formed with a center fold line parallel to the fold line from the upper edge of the side plate piece to the lower edge of the side plate so as to divide the side plate into two.
Each side plate is provided with two oblique bending lines from the front end of the center fold line to the front end and the end of the horizontal fold line.
The triangular piece surrounded by the oblique bending line of the book is formed, the side plate piece of the other pair of side plates is formed longer than the other side plate piece, and the other side plate piece of the box-shaped paper container is formed longer. Of the opposite side plates are mountain-folded along the horizontal horizontal folding line and overlapped, and the oblique bending line formed on the side plate piece of one of the opposite side plates is mountain-folded and the horizontal folding line is trough-folded. Thereby, the triangular piece formed on one of the opposing side plate pieces is folded and stopped close to the body plate, and the other opposing side plate piece is held in a closed and overlapped state. Characterized microwave oven paper container.
あることを特徴とする請求項２記載の電子レンジ用紙容
器。3. The microwave oven paper container according to claim 2, wherein the center fold line is a perforated fold line.
であることを特徴とする請求項２又は３記載の電子レン
ジ用紙容器。4. The microwave oven paper container according to claim 2, wherein the horizontal bending line is an intermittent cut line.
り欠きが形成されていることを特徴とする請求項２〜４
のいずれか１項に記載の電子レンジ用紙容器。5. A notch is formed at an upper edge between the adjacent side plate pieces.
The microwave oven paper container according to any one of the above.
り込む際、三角片の頂点が接触する近傍から、前記胴板
の底板と接する両隅角に向けて折り線を形成させたこと
を特徴とする請求項２〜５のいずれか１項に記載の電子
レンジ用紙容器。6. When folding the triangular piece of the body plate provided with the center fold line, a fold line is formed from the vicinity where the apex of the triangular piece contacts to both corners contacting the bottom plate of the body plate. The microwave oven paper container according to any one of claims 2 to 5, wherein:
ヒートシール可能な耐熱樹脂層を有する複合シートを構
成材料とすることを特徴とする請求項１〜６のいずれか
１項に記載の電子レンジ用紙容器。7. The composite material according to claim 1, wherein the body wall and the bottom plate are made of a composite sheet having paper as a base material and having a heat-resistant resin layer heat-sealable on the inner surface. Item 6. The microwave oven paper container according to the above item.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001153861A JP4135336B2 (en) | 2001-05-23 | 2001-05-23 | Microwave oven paper container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001153861A JP4135336B2 (en) | 2001-05-23 | 2001-05-23 | Microwave oven paper container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002347740A true JP2002347740A (en) | 2002-12-04 |
| JP4135336B2 JP4135336B2 (en) | 2008-08-20 |
Family
ID=18998310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001153861A Expired - Fee Related JP4135336B2 (en) | 2001-05-23 | 2001-05-23 | Microwave oven paper container |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4135336B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007043993A (en) * | 2005-08-11 | 2007-02-22 | Nissin Food Prod Co Ltd | Instant food |
| KR100890343B1 (en) | 2008-12-15 | 2009-03-25 | 김무환 | Food containers |
| JP2009126547A (en) * | 2007-11-22 | 2009-06-11 | Toppan Printing Co Ltd | Resealable carton with improved resealability |
| JP2020128243A (en) * | 2019-02-08 | 2020-08-27 | 株式会社サンエコー | Packaging container and plate material therefor |
| CN114728714A (en) * | 2019-10-17 | 2022-07-08 | 选择星球A有限公司 | Cup, blank for a cup and method of forming a cup |
-
2001
- 2001-05-23 JP JP2001153861A patent/JP4135336B2/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007043993A (en) * | 2005-08-11 | 2007-02-22 | Nissin Food Prod Co Ltd | Instant food |
| JP4642592B2 (en) * | 2005-08-11 | 2011-03-02 | 日清食品ホールディングス株式会社 | Instant food |
| JP2009126547A (en) * | 2007-11-22 | 2009-06-11 | Toppan Printing Co Ltd | Resealable carton with improved resealability |
| KR100890343B1 (en) | 2008-12-15 | 2009-03-25 | 김무환 | Food containers |
| JP2020128243A (en) * | 2019-02-08 | 2020-08-27 | 株式会社サンエコー | Packaging container and plate material therefor |
| JP7344528B2 (en) | 2019-02-08 | 2023-09-14 | 株式会社サンエコー | Packaging containers and their plates |
| CN114728714A (en) * | 2019-10-17 | 2022-07-08 | 选择星球A有限公司 | Cup, blank for a cup and method of forming a cup |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4135336B2 (en) | 2008-08-20 |
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