JP2000255650A - Thermal-insulating paper cup - Google Patents
Thermal-insulating paper cupInfo
- Publication number
- JP2000255650A JP2000255650A JP11066571A JP6657199A JP2000255650A JP 2000255650 A JP2000255650 A JP 2000255650A JP 11066571 A JP11066571 A JP 11066571A JP 6657199 A JP6657199 A JP 6657199A JP 2000255650 A JP2000255650 A JP 2000255650A
- Authority
- JP
- Japan
- Prior art keywords
- paper
- cup
- paper cup
- cylinder
- line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000853 adhesive Substances 0.000 claims abstract description 14
- 230000001070 adhesive effect Effects 0.000 claims abstract description 14
- 238000005452 bending Methods 0.000 claims description 25
- 238000009413 insulation Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 abstract description 2
- 239000000123 paper Substances 0.000 description 86
- 229920005989 resin Polymers 0.000 description 8
- 239000011347 resin Substances 0.000 description 8
- 239000003292 glue Substances 0.000 description 6
- 229920001684 low density polyethylene Polymers 0.000 description 4
- 239000004702 low-density polyethylene Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 239000011087 paperboard Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 235000008446 instant noodles Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920013716 polyethylene resin Polymers 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 101100325793 Arabidopsis thaliana BCA2 gene Proteins 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Containers Having Bodies Formed In One Piece (AREA)
- Packages (AREA)
- Laminated Bodies (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、即席麺などを収容
し、熱湯を注いでそのまま飲食可能な、いわゆるインス
タント食品やインスタント飲料用の紙製の断熱カップに
関し、特には、紙カップ本体と紙製筒体の２部材からな
る断熱カップに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper insulation cup for so-called instant foods and beverages, which can accommodate instant noodles and the like and can be poured and consumed as it is by pouring hot water, and more particularly to a paper cup body and a paper cup. The present invention relates to a heat-insulating cup formed of two members, a cylindrical body.
【０００２】[0002]
【従来の技術】従来、即席麺などの収容物に熱湯を注い
で食する断熱性のカップとして、例えば、発泡ポリスチ
レン樹脂などを成形したプラスチックカップ、耐水加工
した紙カップ本体の周壁の外側に多数の凹凸模様を形成
させたエンボス紙を貼着し、さらにエンボス紙の上から
板紙を貼着して断熱空間層を形成させた紙製カップなど
が知られている。2. Description of the Related Art Conventionally, as a heat insulating cup for pouring hot water into a container such as instant noodles and eating the same, for example, a plastic cup molded of expanded polystyrene resin or the like, a large number of water-resistant paper cups are provided outside the peripheral wall of the body. There is known a paper cup or the like in which an embossed paper on which an uneven pattern is formed is adhered, and a paperboard is further adhered on the embossed paper to form a heat insulating space layer.
【０００３】ところが、材質に発泡樹脂を使用するカッ
プは断熱性には優れているものの、燃焼カロリーが高
く、焼却、廃棄上の問題があり、さらには消費者の環境
意識にの高まりに伴う消費行動の変化により発泡樹脂に
代わる易廃棄性、易燃焼性の容器が求められている。[0003] However, cups using a foamed resin as a material are excellent in heat insulation, but have high combustion calories, have problems in incineration and disposal, and furthermore, consumption due to increased environmental awareness of consumers. There is a demand for an easily disposable and easily combustible container that can replace foamed resin due to a change in behavior.
【０００４】また、紙カップにエンボス紙や板紙を巻き
付け貼着して断熱空間層を形成させた紙製断熱カップ
は、接着剤を使用しているため糊付工程が必要となり、
また、３部材からなるため、一層のコストダウンを要求
されたり、さらなる断熱性を要求されたりしている。Further, a paper heat insulating cup in which an embossed paper or a paperboard is wound around a paper cup and adhered to form a heat insulating space layer requires a gluing step since an adhesive is used.
Further, since it is made of three members, further cost reduction and further heat insulation are required.
【０００５】[0005]
【発明が解決しようとする課題】本発明は、断熱カップ
に関する以上のような問題点に着目してなされたもの
で、紙を素材とし、易廃棄性、易燃焼性を有する低コス
トの紙製断熱カップ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-mentioned problems relating to the heat-insulating cup, and is made of a low-cost paper made of paper and having easy disposal and easy combustion. It is intended to provide an insulating cup.
【０００６】[0006]
【課題を解決するための手段】本発明の第１の発明は、
胴部と底部とからなり、開口部周縁が外側にカールした
口縁部を有し、胴部と底部の接合部に環状脚部が形成さ
れた紙カップ本体と、紙カップ本体の胴部外側に嵌め込
まれる紙製筒体とから構成される紙製断熱カップであっ
て、紙製筒体の上端部と下端部の双方の、略端縁から内
方に向けて、一定長さの罫線が一定間隔で全周にわたっ
て放射状に設けられ、該放射状の罫線の端縁が谷（山）
となるように正弦曲線状の折り曲げ線が設けられ、前記
放射状の罫線と罫線の間の谷部分の内側と紙カップ本体
の胴部の外側とを接着剤を介して固着させ、紙カップ本
体の胴部と紙製筒体の間に断熱空間層を形成させたこと
を特徴とする紙製断熱カップである。Means for Solving the Problems A first invention of the present invention is:
A paper cup body having a body portion and a bottom portion, an opening portion having an edge portion curled outward, and an annular leg formed at a junction between the body portion and the bottom portion, and fitted into the outside of the body portion of the paper cup body. And a ruled line of a fixed length extending inward from substantially the edge at both the upper end and the lower end of the paper cylinder. Is provided radially over the entire circumference, and the edge of the radial ruled line is a valley (mountain)
A sinusoidal bent line is provided so that the inside of the valley between the radial ruled lines and the outside of the body of the paper cup body are fixed with an adhesive, and the body of the paper cup body is fixed. A heat insulating space layer is formed between the paper heat insulating cup and the paper cylinder.
【０００７】また、第２の発明は、第１の発明におい
て、前記放射状の罫線および正弦曲線状の折り曲げ線
が、紙製筒体の上端部または下端部のいずれか一方に設
けられ、前記放射状の罫線と罫線の間の谷部分の内側と
紙カップ本体の胴部の外側とを接着剤を介して固着さ
せ、紙カップ本体の胴部と紙製筒体の間に断熱空間層を
形成させたことを特徴とする紙製断熱カップである。According to a second aspect of the present invention, in the first aspect, the radial ruled line and the sinusoidal bending line are provided at one of an upper end and a lower end of the paper cylinder. The inside of the valley between the ruled lines and the outside of the body of the paper cup body are fixed to each other with an adhesive, and a heat insulating space layer is formed between the body of the paper cup body and the paper cylinder. A heat insulating cup made of paper characterized by the following.
【０００８】また、第３の発明は、第１または第２の発
明において、前記正弦曲線状の折り曲げ線の内方の谷
（山）を結ぶように、全周にわたって横方向の折り曲げ
線が設けられていることを特徴とする紙製断熱カップで
ある。According to a third aspect of the present invention, in the first or second aspect, a lateral bending line is provided over the entire circumference so as to connect an inner valley (peak) of the sinusoidal bending line. It is a paper heat-insulating cup characterized by being made.
【０００９】[0009]
【作用】上記のように本発明によれば、紙製筒体の上端
部と下端部またはその一方の略端縁から内方に向けて、
一定長さの罫線を一定間隔で全周にわたって放射状に設
け、該放射状の罫線の端縁が谷（山）となるように正弦
曲線状の折り曲げ線を設け、前記放射状の罫線と罫線の
間の谷部分の内側と紙カップ本体の胴部の外側とを接着
剤を介して固着させたので、紙カップ本体の胴部と紙製
筒体の間には断熱空間層が形成される。According to the present invention, as described above, the inward direction from the upper end portion and the lower end portion of the paper cylinder or one of the substantially end edges thereof,
A ruled line of a fixed length is provided radially over the entire circumference at a fixed interval, and a sinusoidal bent line is provided so that the edge of the radial ruled line becomes a valley (peak). Since the inside of the valley portion and the outside of the body of the paper cup body are fixed via an adhesive, a heat insulating space layer is formed between the body of the paper cup body and the paper cylinder.
【００１０】また、正弦曲線状の折り曲げ線の内方の谷
（山）を結ぶように全周にわたって横方向の折り曲げ線
を設けると、放射状の罫線と罫線の間の谷部分を紙容器
本体の胴部方向に容易に押しつけることができる。[0010] Further, if a horizontal bending line is provided over the entire circumference so as to connect the inner valleys (peaks) of the sinusoidal bending line, the valley portion between the radial rule lines is formed on the paper container body. It can be easily pressed in the body direction.
【００１１】[0011]
【発明の実施の形態】以下実施例により本発明を詳細に
説明する。本発明の紙製断熱カップは、例えば図１に示
すように、胴部１１と底部１２とからなり、開口部周縁
が外側にカールした口縁部１３を有し、胴部と底部の接
合部に環状脚部１４を形成させた紙カップ本体１０と、
紙カップ本体の胴部外側に嵌め込まれる紙製筒体２０と
から構成される。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to embodiments. The paper heat-insulating cup of the present invention includes, for example, as shown in FIG. 1, a body 11 and a bottom 12, an opening 13 having an edge 13 curled outward, and a joint between the body and the bottom. A paper cup body 10 having an annular leg 14 formed thereon;
And a paper cylinder 20 fitted to the outside of the body of the paper cup body.
【００１２】紙カップ本体１０は、胴部を形成する胴部
材、底部を形成する底部材とも、坪量が１７０〜３１０
ｇ／ｍ2 程度の紙カップ原紙の両面または片面に低密度
ポリエチレン樹脂を２０〜４０μｍ程度塗布したポリエ
チレン加工紙を一般的な紙カップ成形機にセットして作
製することができる。The paper cup body 10 has a basis weight of 170 to 310 for both the body member forming the body and the bottom member forming the bottom.
It can be produced by setting a polyethylene-coated paper having a low-density polyethylene resin applied on both sides or one side of a paper cup base paper of about g / m 2 to about 20 to 40 μm in a general paper cup molding machine.
【００１３】紙製筒体２０は、坪量が２００〜３８０ｇ
／ｍ2 程度のコートボール、コートマニラ、白ライナー
等の板紙を用いて、先ず、所定寸法の略扇形に打ち抜
き、ブランク２０ａを作製する。なお、ブランクの作製
と同時に、ブランクの上下の周縁あるいはいずれか一方
の周縁に、略端縁からブランクの内方に向けて一定長さ
の罫線ａを一定間隔で放射状に全周にわたって設けると
共に、罫線ａの端縁が谷（山）となるように、例えば、
正弦曲線状の折り曲げ線ｂを略交差させるように設ける
（図２参照）。なお、横方向の端縁が、上端部にあって
は正弦曲線の谷となるように、また、下端部にあっては
正弦曲線の山となるように、正弦曲線を描くことが肝要
である。そして、横方向のもう一方の端縁には糊代片２
１を設けも良い。ここで、折り曲げ線ｂは、正弦曲線と
せず、三角形状の直線としても構わない。The paper cylinder 20 has a basis weight of 200 to 380 g.
First, a blank 20a is prepared by punching out into a substantially fan shape having a predetermined dimension using a paperboard such as a coated ball, a coated manila, and a white liner of about / m 2 . At the same time as the production of the blank, a ruled line a of a fixed length is provided on the upper and lower peripheral edges or any one of the peripheral edges from the substantially end edge toward the inside of the blank at regular intervals radially over the entire circumference, For example, so that the edge of the ruled line a becomes a valley (mountain), for example,
A sinusoidal bending line b is provided so as to substantially intersect (see FIG. 2). It is important to draw a sine curve so that the lateral edge is a valley of a sine curve at the upper end and a ridge of the sine curve at the lower end. . Then, on the other edge in the horizontal direction, glue margin 2
1 may be provided. Here, the bending line b may not be a sine curve but may be a triangular straight line.
【００１４】正弦曲線状の折り曲げ線ｂの内方の谷
（山）ｃを結ぶように、全周にわたり横方向の折り曲げ
線ｄを設けても良い。この折り曲げ線ｄを設けることに
より、後記する紙製筒体２０と紙カップ本体の胴部１１
との接着が均一に行われるようになり、美粧性が向上す
る。A lateral bending line d may be provided over the entire circumference so as to connect the inner valleys (peaks) c of the sinusoidal bending line b. By providing the bending line d, the paper cylinder 20 and the body 11 of the paper cup body described later are formed.
And the adhesiveness is improved, and the aesthetics are improved.
【００１５】ついで、紙製筒体ブランク２０ａの両端を
重ね合わせ、例えば、エチレン・酢酸ビニール樹脂系の
エマルジョン型接着剤を介して接着させ、筒状に加工す
る。紙製筒体ブランク２０ａの一方の端縁に糊代片２１
を設けた場合には、糊代片を内側にして、もう一方の端
縁を外側にして糊代片と重ねるように接着剤を介して接
着させる。Next, the both ends of the paper cylinder blank 20a are overlapped and adhered, for example, via an ethylene-vinyl acetate resin-based emulsion adhesive to form a cylinder. Glue margin 21 is attached to one edge of paper cylinder blank 20a.
In this case, the adhesive is attached via an adhesive such that the adhesive margin is set inside and the other edge is set to the outside so as to overlap the adhesive margin.
【００１６】筒状に加工した紙製筒体２０の、隣り合う
２本の罫線ａ、ａと正弦曲線ｂに囲まれた谷部分Ａの内
側をホットエアで加熱しながら、紙カップ本体１０の底
部から紙製筒体２０を嵌め込み、谷部分Ａを紙カップ本
体の胴部に押しつけ、紙カップ本体の胴部１１に紙製筒
体２０を固定させ、本発明の紙製断熱カップとする。な
お、紙製筒体の上端部は紙カップ本体の口縁部１３直下
から、また紙製筒体の下端部は紙カップ本体の環状脚部
１４の末端まで、覆い被せると美粧性が向上する。The inside of a valley A surrounded by two adjacent ruled lines a and a and a sine curve b of the cylindrically formed paper cylinder 20 is heated with hot air from the bottom of the paper cup body 10. The paper cylinder 20 is fitted, the valley portion A is pressed against the body of the paper cup body, and the paper cylinder 20 is fixed to the body 11 of the paper cup body to obtain a paper heat insulating cup of the present invention. The aesthetics can be improved by covering the upper end of the paper cylinder from directly below the lip 13 of the paper cup body and covering the lower end of the paper cylinder to the end of the annular leg 14 of the paper cup body.
【００１７】また、紙製筒体ブランク２０ａ作製時に
は、罫線ａや正弦曲線状の折り曲げ線ｂ、横方向の折り
曲げ線ｄを設けず、筒体を作製後、雄型と雌型によって
凹凸をつけても良い。Further, when the paper cylinder blank 20a is manufactured, no ruled line a, a sine curve-shaped bending line b, and a horizontal bending line d are provided, and after the cylinder is manufactured, irregularities are formed by a male mold and a female mold. May be.
【００１８】[0018]
【実施例】以下に本発明の実施例をさらに具体的に説明
する。 〈実施例１〉先ず、胴部を形成する胴部材として坪量２
７５ｇ／ｍ2 のカップ原紙の片面に厚さ３０μｍの低密
度ポリエチレン樹脂（商品名；ミラソン１６Ｐ、三井化
学株式会社製）を塗布したポリエチレン加工紙を、ま
た、底部を形成する底部材として坪量２３０ｇ／ｍ2 の
カップ原紙の片面に厚さ３０μｍの低密度ポリエチレン
樹脂を塗布したポリエチレン加工紙をそれぞれ準備し、
一般的な紙カップ成形機を使用して、ポリエチレン面を
内側にした、高さ１０５ｍｍ、口径１３７ｍｍ、底径１
００ｍｍの紙カップ本体１０を成形した。EXAMPLES Examples of the present invention will be described below more specifically. <Example 1> First, a basis weight of 2 was used as a body member forming a body part.
75 g / m 2 cup base paper is coated on one side with a 30 μm-thick low-density polyethylene resin (trade name: Mirason 16P, manufactured by Mitsui Chemicals, Inc.), and the basis weight is used as a bottom member for forming the bottom. Prepare a polyethylene-coated paper in which a low-density polyethylene resin having a thickness of 30 μm is applied to one side of a 230 g / m 2 cup base paper,
Using a general paper cup molding machine, the height of 105 mm, the diameter of 137 mm, the bottom diameter of 1
A 00 mm paper cup body 10 was molded.
【００１９】別に、坪量３１０ｇ／ｍ2 のコートボール
の片面に、厚さ２５μｍの紙カップ本体に使用したもの
と同じ低密度ポリエチレン樹脂を塗布したポリエチレン
加工紙を作製し、ポリエチレン樹脂塗布面を内面とし
て、横方向の一方の端縁に７ｍｍ幅の糊代片２１を有す
る略扇形に打ち抜き、ブランク２０ａを作製する。Separately, a polyethylene-coated paper having the same low-density polyethylene resin as that used for the paper cup body having a thickness of 25 μm is prepared on one side of a coated ball having a basis weight of 310 g / m 2 , and the polyethylene resin-coated surface is formed on the inner surface. Then, a blank 20a is produced by punching out a substantially fan shape having a glue margin piece 21 having a width of 7 mm at one end in the lateral direction.
【００２０】なお、ブランクの作製と同時に、ブランク
の上下の周縁に、端縁からブランクの内方に１５ｍｍの
長さの罫線ａを、２０ｍｍ毎に放射状に全周に多数本設
けると共に、高さ１０ｍｍ、波長２０ｍｍの正弦曲線状
の折り曲げ線ｂを上端部では罫線ａ上が山となるよう
に、また、下端部では罫線ａ上が谷となるように、罫線
ａに重ねて、設けた。なお、折り曲げ線ｂは、糊代片の
ない方の横方向の端縁が、上端部にあっては折り曲げ線
の谷となるように、また、下端部にあっては折り曲げ線
の山となるように描くと良い。Simultaneously with the production of the blank, on the upper and lower peripheral edges of the blank, a large number of ruled lines a having a length of 15 mm from the edge to the inner side of the blank are provided radially every 20 mm and the height is set. A sinusoidal bending line b having a length of 10 mm and a wavelength of 20 mm was provided so as to overlap the ruled line a so that the top of the ruled line a peaked at the upper end and the bottom of the ruled line a trough was formed at the lower end. Note that the bending line b is such that the lateral edge having no glue margin is a valley of the bending line at the upper end and a peak of the bending line at the lower end. It is good to draw like.
【００２１】また、上端部にあっては正弦曲線状の折り
曲げ線ｂの谷ｃを結ぶように、下端部にあっては正弦曲
線状の折り曲げ線ｂの山ｃを結ぶように、全周にわたり
横方向の折り曲げ線ｄを設けておく。In addition, at the upper end, the valley c of the sinusoidal bending line b is connected, and at the lower end, the peak c of the sinusoidal bending line b is connected. A horizontal bending line d is provided.
【００２２】ついで、ポリエチレン樹脂塗布面を内側に
して、一方の端縁の糊代片ともう一方の端縁を糊代片が
内側になるようにして重ね、例えば、エチレン・酢酸ビ
ニール樹脂系のエマルジョン型接着剤を介して接着さ
せ、紙製筒体２０とする。Next, with the polyethylene resin coating surface inside, the glue margin at one end and the other edge overlap with the glue margin inside, and for example, an ethylene / vinyl acetate resin system The paper cylinder 20 is formed by bonding with an emulsion adhesive.
【００２３】紙製筒体２０の、隣り合う２本の罫線ａ、
ａと正弦曲線ｂに囲まれた谷部分Ａの内側をホットエア
で加熱しながら、紙カップ本体１０の底部から紙製筒体
２０を嵌め込み、谷部分Ａを紙カップ本体の胴部に押し
つけ、紙カップ本体の胴部１１に紙製筒体２０を固定さ
せ、紙製筒体２０と紙カップ本体の胴部１１との間に２
ｍｍの空間である断熱空間層３０を有する実施例１の紙
製断熱カップを作製した。なお、紙製筒体の上端部は紙
カップ本体の口縁部１３直下から、また紙製筒体の下端
部は紙カップ本体の環状脚部１４の末端まで、覆い被せ
てある。Two adjacent ruled lines a of the paper cylinder 20
While heating the inside of the valley portion A surrounded by a and the sine curve b with hot air, the paper cylinder 20 is fitted from the bottom of the paper cup main body 10 and the valley portion A is pressed against the body of the paper cup main body. The paper cylinder 20 is fixed to the body 11, and the paper cylinder 20 is placed between the paper cylinder 20 and the body 11 of the paper cup body.
The paper heat-insulating cup of Example 1 having the heat-insulating space layer 30 having a space of mm was produced. The upper end of the paper cylinder is covered from directly below the edge 13 of the paper cup body, and the lower end of the paper cylinder is covered to the end of the annular leg 14 of the paper cup body.
【００２４】このようにして作製した実施例１の紙製断
熱カップの断熱効果を評価するため、このカップ（満水
量；１０１８ｃｃ）に上から１０ｍｍの箇所まで沸騰水
を注ぎ、胴部の表面温度の経時による変化を測定した。
その結果を表１に示す。In order to evaluate the heat insulating effect of the paper heat-insulating cup of Example 1 thus produced, boiling water was poured into the cup (full capacity: 1018 cc) up to 10 mm from the top, and the surface temperature of the body was measured. Was measured over time.
Table 1 shows the results.
【００２５】[0025]
【表１】 [Table 1]
【００２６】[0026]
【発明の効果】上記のように本発明によれば、罫線（折
り曲げ線）の形状を工夫することにより、デザイン的に
変化に富んだ形状の紙製断熱カップが作製可能になる。As described above, according to the present invention, by devising the shape of the ruled line (bending line), it becomes possible to produce a paper heat-insulating cup having a variety of designs.
【図１】本発明の紙製断熱カップの一実施例を示す部分
断面説明図である。FIG. 1 is a partially sectional explanatory view showing one embodiment of a paper heat insulating cup of the present invention.
【図２】同紙製断熱カップの紙製筒体に使用する紙製筒
体ブランクの一実施例を示す平面説明図である。FIG. 2 is an explanatory plan view showing an embodiment of a paper cylinder blank used for the paper cylinder of the paper heat insulating cup.
１０‥‥紙カップ本体 １１‥‥胴部 １２‥‥底部 １３‥‥口縁部 １４‥‥環状脚部 ２０‥‥紙製筒体 ２０ａ‥紙製筒体ブランク ２１‥‥糊代片 ３０‥‥断熱空間層 ａ‥‥放射状の罫線 ｂ‥‥正弦曲線状の折り曲げ線 ｃ‥‥山（谷） ｄ‥‥周方向の折り曲げ線 Ａ‥‥谷部分 10 paper cup body 11 body 12 bottom 13 mouth edge 14 annular leg 20 paper cylinder 20a paper cylinder blank 21 adhesive margin 30 heat insulation Spatial layer a ‥‥ radial ruled line b ‥‥ sinusoidal bending line c ‥‥ peak (valley) d ‥‥ circumferential bending line A ‥‥ valley
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 3E033 AA08 BA10 BA15 CA08 DC04 DD05 EA10 GA02 GA03 3E067 AA11 AB01 BA07A BB01A BB15A BB26A CA18 EA04 ED03 EE35 FA04 GA12 GD09 4F100 AK06 AK68G BA02 BA32 CB00 DA01 DA04 DA05 DB02 DB07 DB16 DD12 DD21 DG10A DG10B EH461 GB16 JJ02 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 3E033 AA08 BA10 BA15 CA08 DC04 DD05 EA10 GA02 GA03 3E067 AA11 AB01 BA07A BB01A BB15A BB26A CA18 EA04 ED03 EE35 FA04 GA12 GD09 4F100 AK06 AK68G BA02 DA04 DB12 DB01 DD02 DG10A DG10B EH461 GB16 JJ02
Claims (3)
にカールした口縁部を有し、胴部と底部の接合部に環状
脚部が形成された紙カップ本体と、紙カップ本体の胴部
外側に嵌め込まれる紙製筒体とから構成される紙製断熱
カップであって、 紙製筒体の上端部と下端部の双方の、略端縁から内方に
向けて、一定長さの罫線が一定間隔で全周にわたって放
射状に設けられ、該放射状の罫線の端縁が谷（山）とな
るように正弦曲線状の折り曲げ線が設けられ、前記放射
状の罫線と罫線の間の谷部分の内側と紙カップ本体の胴
部の外側とを接着剤を介して固着させ、紙カップ本体の
胴部と紙製筒体の間に断熱空間層を形成させたことを特
徴とする紙製断熱カップ。1. A paper cup body comprising a body and a bottom, wherein the periphery of the opening has an edge curled outward and an annular leg is formed at a joint between the body and the bottom; A paper heat insulating cup composed of a paper cylinder fitted to the outside of the body, wherein both the upper end and the lower end of the paper cylinder have a predetermined length inward from substantially the edges. Are provided radially over the entire circumference at regular intervals, and sinusoidal bending lines are provided so that the edges of the radial ruled lines form valleys (peaks), and valleys between the radial ruled lines are provided. A heat insulating space layer formed between the body of the paper cup main body and the paper cylinder by fixing the inside of the portion and the outside of the body of the paper cup body with an adhesive; .
曲げ線が、紙製筒体の上端部または下端部のいずれか一
方に設けられ、前記放射状の罫線と罫線の間の谷部分の
内側と紙カップ本体の胴部の外側とを接着剤を介して固
着させ、紙カップ本体の胴部と紙製筒体の間に断熱空間
層を形成させたことを特徴とする請求項１記載の紙製断
熱カップ。2. A radial ruled line and a sinusoidal bent line are provided at one of an upper end and a lower end of a paper cylinder, and the inside of a valley between the radial ruled line and the ruled line. 2. The paper insulation according to claim 1, wherein the outside of the body of the paper cup body is fixed with an adhesive, and a heat insulation space layer is formed between the body of the paper cup body and the paper cylinder. cup.
（山）を結ぶように、全周にわたって横方向の折り曲げ
線が設けられていることを特徴とする請求項１または２
記載の紙製断熱カップ。3. A lateral bending line is provided over the entire circumference so as to connect the inner valleys (peaks) of the sinusoidal bending line.
Insulated paper cup as described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11066571A JP2000255650A (en) | 1999-03-12 | 1999-03-12 | Thermal-insulating paper cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11066571A JP2000255650A (en) | 1999-03-12 | 1999-03-12 | Thermal-insulating paper cup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000255650A true JP2000255650A (en) | 2000-09-19 |
Family
ID=13319787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11066571A Pending JP2000255650A (en) | 1999-03-12 | 1999-03-12 | Thermal-insulating paper cup |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000255650A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002292765A (en) * | 2001-03-30 | 2002-10-09 | Nippon Paper Industries Co Ltd | Laminated molding of heat insulating paper sheet and manufacturing method therefor |
| JP2009286402A (en) * | 2008-05-27 | 2009-12-10 | Toppan Printing Co Ltd | Heat insulating cup |
| JP2011119488A (en) * | 2009-12-04 | 2011-06-16 | Mitsubishi Electric Corp | Heat sink and method of manufacturing heat sink |
-
1999
- 1999-03-12 JP JP11066571A patent/JP2000255650A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002292765A (en) * | 2001-03-30 | 2002-10-09 | Nippon Paper Industries Co Ltd | Laminated molding of heat insulating paper sheet and manufacturing method therefor |
| JP2009286402A (en) * | 2008-05-27 | 2009-12-10 | Toppan Printing Co Ltd | Heat insulating cup |
| JP2011119488A (en) * | 2009-12-04 | 2011-06-16 | Mitsubishi Electric Corp | Heat sink and method of manufacturing heat sink |
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