JPH031370Y2 - - Google Patents
Info
- Publication number
- JPH031370Y2 JPH031370Y2 JP3621685U JP3621685U JPH031370Y2 JP H031370 Y2 JPH031370 Y2 JP H031370Y2 JP 3621685 U JP3621685 U JP 3621685U JP 3621685 U JP3621685 U JP 3621685U JP H031370 Y2 JPH031370 Y2 JP H031370Y2
- Authority
- JP
- Japan
- Prior art keywords
- paper
- lid
- cans
- screw
- threaded portion
- 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.)
- Expired
Links
- 239000012779 reinforcing material Substances 0.000 claims description 8
- 239000000123 paper Substances 0.000 description 66
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 230000003014 reinforcing effect Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000004826 seaming Methods 0.000 description 5
- 239000010410 layer Substances 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 241001122767 Theaceae Species 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000002655 kraft paper Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 235000008476 powdered milk Nutrition 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Description
【考案の詳細な説明】
〔考案の技術分野〕
本考案は、紙缶であるにも拘わらずネジ蓋を使
用できる紙缶を提供するものである。[Detailed Description of the Invention] [Technical Field of the Invention] The present invention provides a paper can that can use a screw lid even though it is a paper can.
紙缶は、お茶や菓子等の乾燥物、あるいは粉ミ
ルクや薬品の如き乾燥した粉体を収容するために
使用されているが、従来の紙缶は金属製の底蓋体
を紙缶体の下端部にダブル巻締め、あるいはシン
グル巻締めにより巻締して固定し、更に上端部の
開口部を上蓋体で底蓋体と同様に巻締めした構造
のものが使用されており、一見、罐詰と同様な密
封構造となつている。
Paper cans are used to store dry goods such as tea and sweets, or dry powders such as powdered milk and medicine, but conventional paper cans have a metal bottom cover attached to the bottom end of the paper can. The structure used is that the opening at the top end is secured by double seaming or single seaming, and the opening at the top end is seamed with the top lid in the same way as the bottom lid. It has a similar sealed structure.
従つて、内容物を取り出すために紙缶体の端部
より上蓋体が除去されると、ネジ部を有しない合
成樹脂の成形品の皿状の上蓋体、あるいは金属製
の皿状の上蓋体を嵌合して閉止している。 Therefore, when the top lid is removed from the end of the paper can to take out the contents, the top lid is either a dish-shaped top lid made of a synthetic resin molded product that does not have a threaded part, or a dish-shaped top lid made of metal. are mated and closed.
このように、一旦紙缶を開口すると上蓋体の固
定手段としてネジ部が使用されていないために単
に嵌合するだけであり、確実に密閉することがで
きなく、乾燥物保存用の水密性のある紙缶として
使用することができなかつた。 In this way, once a paper can is opened, since the screw part is not used as a fixing means for the top lid, it simply fits together, and it is not possible to securely seal it. It could not be used as a paper can.
本考案は、前記従来の紙缶の有する欠点を解消
ために得られたものであつて、その目的とすると
ころは、…
(1) 従来の紙缶に比較して利用範囲が拡大された
紙缶を提供すること。
The present invention was achieved in order to eliminate the drawbacks of the conventional paper cans, and its purpose is to: (1) produce paper that can be used in a wider range of applications than conventional paper cans; Provide cans.
(2) ネジを有する蓋体を螺合することができ、再
封機能性に優れた紙缶を提供するものである。(2) To provide a paper can that can be screwed onto a lid having a screw and has excellent resealing functionality.
(3) しばしば開閉する用途に適し、水密性に優れ
た紙缶を提供すること。(3) To provide a paper can that is suitable for applications that are frequently opened and closed and has excellent watertightness.
…にある。…It is in.
前記目的を達成するための本考案の構成は、紙
缶体の端部に断面がＵ字状をした薄板状の補強材
を嵌着積層し、この補強材によつて補強された部
分にネジ部を押圧成形し、周縁部にネジを有する
蓋体を螺合するようにして成るネジ蓋を使用でき
る紙缶である。
The structure of the present invention to achieve the above object is to fit and laminate a thin plate-like reinforcing material with a U-shaped cross section to the end of the paper can body, and to attach screws to the part reinforced by this reinforcing material. This is a paper can that can be used with a screw lid, which is formed by press-molding the paper can and screwing the lid body with a screw on the peripheral edge.
次に図面を参照して本考案の実施例を説明す
る。
Next, embodiments of the present invention will be described with reference to the drawings.
第１図及び第２図は本考案の実施例を示すもの
で、紙缶体２の上端部に第２図に示すように断面
がＵ字状に金属薄板から成る殻体８（補強材）を
前記端部に嵌着することによつて積層し、この補
強部を押圧成形してネジ部６を形成したものであ
る。上蓋体３は円周部の内部にネジ部７が形成さ
れており、これを前記ネジ部６の外周面に螺合し
ている。 1 and 2 show an embodiment of the present invention, in which a shell 8 (reinforcing material) is attached to the upper end of a paper can body 2 and has a U-shaped cross section and is made of a thin metal plate, as shown in FIG. are laminated by being fitted onto the end portions, and this reinforcing portion is press-molded to form the threaded portion 6. A threaded portion 7 is formed inside the circumferential portion of the upper lid body 3, and this threaded portion 7 is screwed onto the outer circumferential surface of the threaded portion 6.
なお、紙缶体２は、茶筒状に深くするなど適宜
形状を変形して実施することができる。 In addition, the paper can body 2 can be implemented by appropriately deforming the shape, such as making it deep like a tea cylinder.
第３図Ａ，Ｂは第１図に示した実施例の紙缶体
２の製造工程を示すもので、Ａ図のように紙缶体
２の上端部に金属薄板を断面がＵ字状に成形した
環状の殻体８（補強材）を嵌合して補強部を形成
し、次いでＢ図のように前記殻体８の部分を押圧
加工によつてネジ部６を形成する。その後は紙缶
体２の下端部に巻締め加工等によつて底蓋体４を
固定し、紙缶体４を固定し、紙缶体２の内部に内
容物を収容した後、上端の開口部に設けたネジ部
６に上蓋体３を螺合するものである。 3A and 3B show the manufacturing process of the paper can body 2 according to the embodiment shown in FIG. 1. As shown in FIG. A molded annular shell 8 (reinforcing material) is fitted to form a reinforcing portion, and then, as shown in Fig. B, a threaded portion 6 is formed by pressing a portion of the shell 8. After that, the bottom cover body 4 is fixed to the lower end of the paper can body 2 by seaming or the like, the paper can body 4 is fixed, and the contents are stored inside the paper can body 2, and then the opening at the top end is fixed. The upper lid body 3 is screwed into a threaded portion 6 provided in the section.
前記のように紙缶体２が加工されたならば、第
１図のように下部に底蓋体４を下記するように巻
締め加工や嵌合等によつて固定し、次いで紙缶体
２の内部に内容物を収容し、嵌合部にネジ７を有
する上蓋体３を螺合するものである。 Once the paper can body 2 has been processed as described above, the bottom cover body 4 is fixed to the lower part by seaming or fitting as described below, as shown in FIG. 1, and then the paper can body 2 is The contents are stored inside, and an upper lid body 3 having a screw 7 in the fitting portion is screwed into the upper lid body 3.
なお、紙缶体２の底部はシーマあるいは先曲げ
にパツト等の手段で用途に応じて成形することが
できる。 Note that the bottom of the paper can body 2 can be formed according to the purpose by means of a seamer or a pad with a bent end.
本考案の補強材は、通常は金属板を使用するこ
とが実際的であるが、他の材料として熱可塑性樹
脂又は熱硬化性樹脂を用いることができる。この
ときは、意匠的効果の外、紙と補強材の層とを緊
密に接着することができ、又硬化の際紙の中に樹
脂を浸透させて強度を高める等、複合材的な効果
を期待することができる。 Although it is usually practical to use a metal plate as the reinforcing material of the present invention, thermoplastic resin or thermosetting resin can be used as other materials. At this time, in addition to the design effect, the paper and the reinforcing material layer can be tightly bonded, and the resin can be infiltrated into the paper during curing to increase its strength, resulting in the effect of a composite material. You can expect it.
(1) 応用技術その−１
本考案に係る紙缶は、紙缶体２の厚みが厚けれ
ばフアイバードラム類に適するが、その際のネジ
加工は内面あるいは外面の何れかの一面を押圧し
てネジ部を形成することができる。
(1) Applied technology No. 1 The paper can according to the present invention is suitable for fiber drums if the paper can body 2 is thick. A threaded portion can be formed using the same method.
(2) 応用技術その−２
また、逆に紙缶体２の厚みが薄ければスパイロ
パツク、紙コツプ等の容器に適するが、その際の
ネジ加工は、両面に成形でき、内ネジ或いは外ネ
ジとして上蓋体３を螺合することができる。(2) Applied technology 2 On the other hand, if the thickness of the paper can body 2 is thin, it is suitable for containers such as spiropacks and paper cans. The upper lid body 3 can be screwed together as a screw.
(3) 応用技術その−３
紙缶の密封性を高めるために、上端部にメンブ
ランを設けることができる。(3) Applied technology 3 In order to improve the sealing performance of paper cans, a membrane can be provided at the top end.
第４図はこの実施例を示すものであるが、第４
図は第１図及び第２図の実施例の変形を示すもの
であり、環状の金属薄板から成る殻体８と共にメ
ンブラン１０の周囲を紙缶体２の上端部に形成し
た折り返し部２Ａに延設した状態で補強部を形成
し、この補強部を押圧加工によつてネジ部６を形
成したものである。 FIG. 4 shows this embodiment.
The figure shows a modification of the embodiment shown in FIGS. 1 and 2, in which the periphery of the membrane 10 together with the shell 8 made of an annular thin metal plate is extended to the folded part 2A formed at the upper end of the paper can body 2. A reinforcing portion is formed in the installed state, and a threaded portion 6 is formed by pressing the reinforcing portion.
(4) 応用技術その−４
第５図Ａ，Ｂは紙缶体２の断面形状を示すもの
であり、紙缶体として紙の単層のもの、または複
層としてものを使用することができることは勿論
であるが、防湿、防水効果のある構造のものを採
用することができる。(4) Applied technology No. 4 Figures A and B show the cross-sectional shape of the paper can body 2, and it is possible to use a single layer of paper or a multi-layer paper can body. Of course, it is also possible to adopt a structure that is moisture-proof and waterproof.
第５図Ａはクラフト紙層１４の一面（外面）に
フイルム１１と薄紙１２から成るラミネート紙１
３を積層し、他面（内面）にフイルム１１’と薄
紙１２’から成るラミネート紙１３’を積層した
ものである。 FIG. 5A shows a laminated paper 1 consisting of a film 11 and a thin paper 12 on one side (outer surface) of a kraft paper layer 14.
3 are laminated, and a laminated paper 13' consisting of a film 11' and a thin paper 12' is laminated on the other side (inner surface).
第５図Ｂ図はガス・バリヤー性、密封性に特に
優れた効果のある構造を示すもので、クラフト紙
層１４の片面（外面）にフイルム１１と薄紙１２
から成るフミネート紙１３を積層し、他面（外
面）にはフイルム１５、アルミ箔１６、薄紙１７
からなるアルミ箔紙１８を積層したものを示して
いる。 FIG. 5B shows a structure with particularly excellent gas barrier properties and sealing properties, in which a film 11 and a thin paper 12 are coated on one side (outer surface) of the kraft paper layer 14.
Fuminate paper 13 consisting of
The figure shows a layered aluminum foil paper 18 made of aluminum foil.
紙缶の表面は表示機能を有するものであること
が必要であるので、外表面に印刷紙（ラベル）あ
るいは印刷フイルムを使用することができる。 Since the surface of the paper can must have a display function, printed paper (label) or printed film can be used for the outer surface.
また、ネジ部は耐久性をを向上させるために適
宜、接着剤を介在させることができる。 Furthermore, an adhesive can be applied to the threaded portion as appropriate to improve durability.
更に、紙缶体２の開口端部を外曲げ加工を行う
ことができるし、第４図のように紙缶体２の表面
よりネジ部６を小径、即ちネツクイン構造とする
こともできる。 Furthermore, the opening end of the paper can body 2 can be bent outward, and the threaded portion 6 can have a smaller diameter than the surface of the paper can body 2, that is, have a neck-in structure as shown in FIG.
紙缶体２の下端部は底蓋体４によつて閉止され
るものであるが、具体的には第６図Ａのように紙
缶体２の下端開口部に金属薄板製の底蓋体４を巻
締め部５を形成して固定したものである。（シー
マー加工）
第６図Ｂは紙缶体２の下端部に先曲げ部２０を
形成し、この先曲げ部２０によつてパツト２１を
支持させたものである。（先曲げパツト加工）
第６図Ｃは紙缶体２の下端部に合成樹脂成形品
である底蓋体４を嵌合して閉止したものである。 The lower end of the paper can body 2 is closed by a bottom lid body 4. Specifically, as shown in FIG. 4 is fixed by forming a seaming portion 5. (Seamer Processing) In FIG. 6B, a bent end portion 20 is formed at the lower end of the paper can body 2, and a pad 21 is supported by the bent end portion 20. (Bending part processing) Fig. 6C shows a paper can body 2 which is closed by fitting a bottom cover body 4, which is a synthetic resin molded product, to the lower end portion of the paper can body 2.
第６図Ｄは紙缶体２の下端部に先曲げ部２２を
形成し、この先曲げ部に周囲に嵌合部を形成した
底蓋体２３を嵌合させ、両者の間を接着剤等の通
常の固定手段によつて固定したものである。 In FIG. 6D, a bent end portion 22 is formed at the lower end of the paper can body 2, a bottom lid body 23 with a fitting portion formed around the periphery is fitted into this bent portion, and adhesive or the like is applied between the two. It is fixed by ordinary fixing means.
本考案は以上のように紙缶体２の開口端部に金
属薄板から成る殻体８を積層して補強部を形成
し、この補強部を押圧加工することによつてネジ
部６を形成し、このネジ部６にネジ部７を有する
上蓋体３を螺合するように構成した点に特徴があ
る。
As described above, the present invention forms a reinforcing part by laminating the shell 8 made of thin metal plates on the open end of the paper can body 2, and forms the threaded part 6 by pressing this reinforcing part. , is characterized in that the upper cover body 3 having a threaded portion 7 is screwed into this threaded portion 6 .
従つて、本考案によれば紙缶であるにも拘わら
ず、ネジ部を有する上蓋体を螺合して固定するこ
とができ、ネジ蓋付金属缶や合成樹脂製容器と同
様に使用することができる。 Therefore, according to the present invention, even though it is a paper can, the top lid having a screw portion can be screwed and fixed, and it can be used in the same way as a metal can with a screw lid or a synthetic resin container. I can do it.
本考案に係る紙缶は、従来の金属缶や合成樹脂
缶に比較して安価である上に、保温性や加工性、
感触等において優れており、従来の紙缶の用途を
拡大することができる。 The paper can according to the present invention is not only cheaper than conventional metal cans and synthetic resin cans, but also has good heat retention and processability.
It has an excellent feel and can expand the uses of conventional paper cans.
本考案にかかる紙缶は、ネジ部に紙が露出しな
いため、蓋の開閉の際の摩擦に対しても補強効果
が得られる。 In the paper can according to the present invention, since the paper is not exposed at the threaded portion, a reinforcing effect can be obtained against friction when opening and closing the lid.
なお、本考案に係る紙缶は、雑缶、ペイン
ト缶、食品缶、液体缶等に使用することがで
きる。 Note that the paper can according to the present invention can be used for miscellaneous cans, paint cans, food cans, liquid cans, and the like.
図は本考案の実施例を示すものであつて、第１
図は本考案の第１の実施例に係る紙缶体と上蓋体
とを示す一部切開断面図、第２図は第１図のＡ部
拡大図である。第３図Ａ〜Ｂは第１図及び第２図
の紙缶の加工工程を示す説明図である。第４図は
応用例を示す紙缶体の上端部の拡大断面図であ
る。第５図Ａ，Ｂは紙缶体の断面形状の例を示す
図である。第６図Ａ〜Ｄは、紙缶体の底部開口部
を底蓋体等によつて閉止した状況を示す断面図で
ある。
１……紙缶、２……紙缶体、２Ａ……折り返し
部、２Ｂ……端部、３……上蓋体、４……底蓋
体、５……巻締め部、６，７……ネジ部、８，８
Ａ……骨材、１０……メンブラン。
The figure shows an embodiment of the present invention.
The figure is a partially cutaway sectional view showing a paper can body and an upper lid body according to the first embodiment of the present invention, and FIG. 2 is an enlarged view of section A in FIG. 1. FIGS. 3A and 3B are explanatory diagrams showing the processing steps for the paper cans shown in FIGS. 1 and 2. FIGS. FIG. 4 is an enlarged sectional view of the upper end of a paper can body showing an application example. FIGS. 5A and 5B are diagrams showing examples of cross-sectional shapes of paper can bodies. FIGS. 6A to 6D are cross-sectional views showing a situation in which the bottom opening of the paper can body is closed with a bottom lid body or the like. 1...Paper can, 2...Paper can body, 2A...Folded part, 2B...End part, 3...Top lid body, 4...Bottom lid body, 5...Tightening part, 6, 7... Threaded part, 8, 8
A... Aggregate, 10... Membrane.
Claims (1)
強材を嵌着積層し、この補強材によつて補強され
た部分にネジ部を押圧成形し、周縁部にネジを有
する蓋体を螺合するようにして成るネジ蓋を使用
できる紙缶。 A thin plate-shaped reinforcing material with a U-shaped cross section is fitted and laminated on the end of the paper can body, a threaded part is press-molded on the part reinforced by this reinforcing material, and the lid has a screw on the periphery. A paper can with a screw lid that screws together the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3621685U JPH031370Y2 (en) | 1985-03-15 | 1985-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3621685U JPH031370Y2 (en) | 1985-03-15 | 1985-03-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61153718U JPS61153718U (en) | 1986-09-24 |
| JPH031370Y2 true JPH031370Y2 (en) | 1991-01-17 |
Family
ID=30541190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3621685U Expired JPH031370Y2 (en) | 1985-03-15 | 1985-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031370Y2 (en) |
-
1985
- 1985-03-15 JP JP3621685U patent/JPH031370Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61153718U (en) | 1986-09-24 |
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| JPS5933771Y2 (en) | packaging container | |
| JPH0648436A (en) | Container for beverage | |
| JPH0314350Y2 (en) | ||
| JPS6013800Y2 (en) | container lid | |
| JPH031367Y2 (en) |