JPH0624349Y2 - Food packaging bag - Google Patents
Food packaging bagInfo
- Publication number
- JPH0624349Y2 JPH0624349Y2 JP1990065950U JP6595090U JPH0624349Y2 JP H0624349 Y2 JPH0624349 Y2 JP H0624349Y2 JP 1990065950 U JP1990065950 U JP 1990065950U JP 6595090 U JP6595090 U JP 6595090U JP H0624349 Y2 JPH0624349 Y2 JP H0624349Y2
- Authority
- JP
- Japan
- Prior art keywords
- packaging bag
- rough surface
- opening
- side heat
- food packaging
- 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 - Fee Related
Links
Landscapes
- Bag Frames (AREA)
- Packages (AREA)
Description
【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、側部ヒートシール部に設けたノッチを結ぶ直
線に沿って開封するようにした食品用包装袋に関する。[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a food packaging bag configured to be opened along a straight line connecting a notch provided in a side heat seal portion.
食品用再閉自在包装袋のような食品用包装袋は、開口端
より内側の部位に開口部を開閉するためのジッパー部を
設け、ジッパー部より開口端側をヒートシールすること
で構成されており、封入された内容物を取出すには、包
装袋のジッパー部とヒートシール部との間を切断具を用
いて切断したり手で破ることで開封することで行なって
いる。A food packaging bag such as a food reclosable packaging bag is configured by providing a zipper portion for opening and closing the opening at a portion inside the opening end, and heat-sealing the opening end side from the zipper portion. In order to take out the enclosed contents, the gap between the zipper part and the heat seal part of the packaging bag is cut with a cutting tool or opened by tearing by hand.
一方、食品用包装袋には、封入される内容物によって
は、酸素遮断性および耐熱性が要求されるものがあり、
この種の食品用再閉自在包装袋には、延伸ポリエステル
フィルムとアルミニウム箔と未延伸ポリプロピレンフィ
ルムとからなるラミネートフィルムや延伸ナイロンフィ
ルムと未延伸ポリプロピレンフィルムとからなるラミネ
ートフィルムが素材として用いられている。On the other hand, some food packaging bags require oxygen barrier properties and heat resistance, depending on the contents to be enclosed.
In this type of reclosable packaging bag for food, a laminated film composed of a stretched polyester film, an aluminum foil and an unstretched polypropylene film or a laminated film composed of a stretched nylon film and an unstretched polypropylene film is used as a material. .
破れ難いラミネートフィルムを素材とした食品用包装袋
では、ジッパー部とヒートシール部との間を切断するの
に、ナイフやはさみのような切断具を用いて切断しなけ
ればならない。In a food packaging bag made of a tear resistant laminate film, a cutting tool such as a knife or scissors must be used to cut between the zipper part and the heat seal part.
そこで、食品用包装袋の側部ヒートシール部の切断しよ
うとする部位にノッチを設けて、ナイフやはさみのよう
な切断具を用いることなくその部分から封止部を開封し
ようしたものや、切断しようとする部位に延伸フィルム
のテープを貼り付けて延伸フィルムの持つ切断方向性を
利用して切断しようとした技術手段が開発された。Therefore, a notch is provided in the part to be cut of the side heat seal part of the food packaging bag, and the seal part is opened from that part without using a cutting tool such as a knife or scissors, or a cut. A technical means has been developed in which a tape of a stretched film is attached to a portion to be cut and cutting is performed by utilizing the cutting directionality of the stretched film.
上記形式の食品用包装袋では、封止部を開封することは
できるが、側部ヒートシール部にノッチを設けた食品用
包装袋では、切断線が封止部と平行にならず中間部で曲
がってうまく開封できないことがあり、また、延伸フィ
ルムのテープを貼り付けたものでは、この貼り付け工程
が製造工程における付加工程となるために、貼り付け加
工が煩雑であってコスト高になり、テープに沿って切断
する際に、切断線がテープから外れてしまうことがあ
る。In the food packaging bag of the above-mentioned type, the sealing portion can be opened, but in the food packaging bag having the notch in the side heat seal portion, the cutting line is not parallel to the sealing portion and is in the middle portion. It may be bent and cannot be opened successfully, and in the case where the tape of the stretched film is attached, since this attaching step is an additional step in the manufacturing process, the attaching process is complicated and the cost becomes high, When cutting along the tape, the cutting line may come off the tape.
本考案は上記した点に鑑みてなされたもので、切断具を
用いることなく簡単に開封でき、しかも側部ヒートシー
ル部に設けたノッチを結ぶ直線に沿って開封することが
できる食品用包装袋を提供することを目的とする。The present invention has been made in view of the above points, and can be easily opened without using a cutting tool, and can be opened along the straight line connecting the notches provided in the side heat seal portions. The purpose is to provide.
本考案の食品用包装袋は、包装袋本体を基材フィルムと
少なくとも２枚のプラスチックフィルムをラミネートし
たラミネートフィルムで形成し、両側部および開口端を
ヒートシールした食品用包装袋において、包装袋本体の
各側部ヒートシール部に直線で結ぶ線上に位置するよう
にノッチを設け、ラミネートフィルムの中間に位置する
プラスチックフィルムに側部ヒートシール部に設けたノ
ッチを直線で結ぶ線を含む細幅の開封用粗面部を設け、
この開封用粗面部は、ノッチを直線で結ぶ線を含む中央
部の深い傷部分とこの中央部の両側に位置する浅い傷部
分とで形成されたことを特徴とする。The food packaging bag of the present invention is a food packaging bag in which the packaging bag body is formed of a laminate film obtained by laminating a base film and at least two plastic films, and both sides and open ends are heat-sealed. Each side heat seal part is provided with a notch so as to be located on a line connecting straight lines, and a narrow width including a line connecting the notches provided in the side heat seal part to the plastic film located in the middle of the laminated film. Provide a rough surface for opening,
The rough surface portion for opening is characterized by being formed of a deep scratched portion in the central portion including a line connecting the notches with straight lines and shallow scratched portions located on both sides of the central portion.
本考案の食品用包装袋においては、包装袋本体の側部ヒ
ートシール部に設けたノッチを直線で結ぶ線を含むよう
に形成した細幅の開封用粗面部の中央部にノッチ直線で
結ぶ線を含む深い傷部分を設けたので、この深い傷部分
が開封時の切断案内部として作用し、包装袋本体の開封
時に、一方のノッチから他方のノッチまで開封用粗面形
成部に沿って直線で切断する。In the packaging bag for food of the present invention, a line connecting the notch straight line to the center of the narrow opening rough surface portion formed so as to include the line connecting the notches provided in the side heat seal part of the packaging bag body. Since a deep scratched part including is provided, this deep scratched part acts as a cutting guide part at the time of opening, and at the time of opening the packaging bag body, straight from the one notch to the other notch along the opening rough surface forming part. Disconnect with.
以下本考案の一実施例を図面につき説明する。 An embodiment of the present invention will be described below with reference to the drawings.
第１図は本考案による食品用包装袋をレトルト食品用自
立形再閉自在包装袋に適用した例を示すものであり、こ
の自立形再閉自在包装袋１は、包装袋本体２と底部３と
から形成されている。上記底部３は、２つ折りラミネー
トフィルム片を折曲部３ａが入り込むように包装袋本体
２を形成するラミネートフィルム片の間に置かれ、ヒー
トシール加工することで包装袋本体２に一体的に結合さ
れる。すなわち、包装袋本体２と底部３は側部ヒートシ
ール部４，４と底部ヒートシール部５により互いに結合
される。自立形再閉自在包装袋１の上方開口部６は、内
容物を充填した後ヒートシールされてヒートシール部７
を形成する。FIG. 1 shows an example in which the food packaging bag according to the present invention is applied to a self-supporting reclosable packaging bag for retort foods. This self-supporting reclosable packaging bag 1 comprises a packaging bag body 2 and a bottom portion 3. It is formed from and. The bottom portion 3 is placed between the laminate film pieces forming the packaging bag body 2 so that the folded-folded laminated film pieces enter the bent portions 3a, and integrally bonded to the packaging bag body 2 by heat sealing. To be done. That is, the packaging bag body 2 and the bottom portion 3 are joined to each other by the side heat seal portions 4 and 4 and the bottom heat seal portion 5. The upper opening 6 of the self-supporting reclosable packaging bag 1 is heat-sealed after the contents are filled and then heat-sealed.
To form.
一方、上記包装袋本体２の上端部には側部ヒートシール
部４，４を結ぶようにジッパー部８およびこのジッパー
部８より端側の位置に細幅の開封用粗面部９が形成され
ている。上記ジッパー部８は包装袋本体２を形成する一
方のラミネートフィルム片に形成した係合リブと他方の
ラミネートフィルム片に形成した係合溝とから作られ、
係合リブと係合溝とを係脱することで再閉自在の封止部
が形成される。On the other hand, at the upper end of the packaging bag body 2, a zipper part 8 is formed so as to connect the side heat seal parts 4, 4 and a narrow opening rough surface part 9 is formed at a position on the end side of the zipper part 8. There is. The zipper portion 8 is made of an engaging rib formed on one laminate film piece forming the packaging bag body 2 and an engaging groove formed on the other laminate film piece,
The engagement rib and the engagement groove are disengaged from each other to form the resealable sealing portion.
他方、上記包装袋本体２を形成するラミネートフィルム
は、第２図に示すように、基材フィルム１０と中間フィ
ルム１１とキャストポリプロピレンフィルム１２とをラ
ミネート加工することで作られており、内面側に位置す
るキャストポリプロピレンフィルム１２の内面にジッパ
ー部８が形成されている。On the other hand, the laminate film forming the packaging bag body 2 is made by laminating the base film 10, the intermediate film 11 and the cast polypropylene film 12, as shown in FIG. The zipper portion 8 is formed on the inner surface of the cast polypropylene film 12 located.
上記開封用粗面部９は、包装袋本体２の側部ヒートシー
ル部４，４を結ぶように配置されており、この開封用粗
面部９は、第３図に示すように中間フィルム１１に設け
られている。この細幅の開封用粗面部９は、中央部の深
い傷部分９ｂとこの中央部の深い傷部分９ｂの両側に位
置する浅い傷部分９ａ，９ａとで形成されている。包装
袋本体２の側部ヒートシール部４，４の開封用粗面部９
の中央部の深い傷部分９ｂに対応した部位にはノッチ１
５，１５が設けられている。すなわち、側部ヒートシー
ル部４に設けたノッチ１５，１５は、開封用粗面部９の
中央部の深い傷部分９ｂを通る直線上に位置している。The opening rough surface portion 9 is arranged so as to connect the side heat seal portions 4 and 4 of the packaging bag body 2, and the opening rough surface portion 9 is provided on the intermediate film 11 as shown in FIG. Has been. The narrow opening rough surface portion 9 is formed by a deep scratched portion 9b in the central portion and shallow scratched portions 9a, 9a located on both sides of the deep scratched portion 9b in the central portion. Rough surface portion 9 for opening the side heat seal portions 4 and 4 of the packaging bag body 2
A notch 1 at the portion corresponding to the deep scratched portion 9b in the center of the
5, 15 are provided. That is, the notches 15 and 15 provided in the side heat seal portion 4 are located on a straight line passing through the deep scratched portion 9b at the center of the rough surface portion 9 for opening.
しかして、食品用包装袋に封入された内容物を取出すた
めに食品用包装袋を開封する場合、食品用包装袋１の一
方の側部ヒートシール部４に設けたノッチ１５の両側部
分を手で持って、互いに離れる方向に力を加えると、こ
のノッチ１５から破断が生じ、この切断線はノッチ１５
から開封用粗面部９に延びる。この開封用粗面部９に延
びた切断線は、開封用粗面部９の深い傷部分９ｂに沿っ
て他方の側部ヒートシール部４に設けたノッチ１５に至
り、これにより、封入された内容物を取出すことができ
る。この場合、開封用粗面部９に設けた深い傷部分９ｂ
が切断線の案内部として作用するので、切断線は開封用
粗面部９に設けた深い傷部分９ｂに沿って延び、切断線
が開封用粗面部から他の部分にずれることはないで、切
断線がジッパー部８を傷付けることがない。切断時にジ
ッパー部８を傷付けられることがないので、取出すべき
内容物が残った場合には、ジッパー部８を閉じることで
内容物の封入を確実に行なうことができる。Then, when the food packaging bag is opened in order to take out the contents enclosed in the food packaging bag, both side portions of the notch 15 provided on the one side heat seal portion 4 of the food packaging bag 1 are manually operated. And then apply a force in a direction away from each other, a fracture occurs from this notch 15 and this cutting line
To the rough surface portion 9 for opening. The cutting line extending to the rough surface portion 9 for unsealing reaches the notch 15 provided in the other side heat seal portion 4 along the deep scratched portion 9b of the rough surface portion 9 for unsealing, whereby the enclosed contents are filled. Can be taken out. In this case, the deep scratched portion 9b provided on the opening rough surface portion 9
Acts as a guide for the cutting line, so that the cutting line extends along the deep scratched portion 9b provided on the rough opening surface 9 and the cutting line does not shift from the rough opening surface to another portion. The line does not damage the zipper portion 8. Since the zipper portion 8 is not damaged during cutting, if the contents to be taken out remain, the zipper portion 8 can be closed to reliably fill the contents.
なお、上記実施例では再閉自在包装袋本体の一面を形成
するラミネートフィルムを３層構造としたが、たとえば
レトルト食品用の包装袋のように、ラミネートフィルム
をアルミニウム箔と未延伸ポリプロピレンフィルムとか
らなる４層構造としたものであれば、ラミネートフィル
ムの中間に位置するアルミニウム箔に接する中間層に開
封用粗面部を形成することになる。Although the laminate film forming one surface of the reclosable packaging bag main body has a three-layer structure in the above-mentioned embodiment, the laminate film is composed of an aluminum foil and an unstretched polypropylene film as in a packaging bag for retort foods. With the four-layer structure described above, the rough surface portion for opening is formed in the intermediate layer in contact with the aluminum foil located in the middle of the laminate film.
以上述べたように本考案によれば、包装袋本体を形成す
るラミネートフィルムのうちの中間に位置するプラスチ
ックフィルムに開封用粗面部を設け、この開封用粗面部
を中央部の深い傷部分とこの中央部の両側に位置する浅
い傷部分とで形成し、包装袋本体の側部ヒートシール部
の開封用粗面部の中央部の深い傷部分に対応してノッチ
を設けることで、開封用粗面部の中央部の深い傷部分を
切断線の案内として作用させることにより、開封時の切
断線が開封用粗面部に沿って延び、ここから外れること
がない。As described above, according to the present invention, the opening rough surface portion is provided on the plastic film located in the middle of the laminated film forming the packaging bag body, and the opening rough surface portion is provided with the deep scratched portion at the center. It is formed with shallow scratches located on both sides of the central part, and by providing notches corresponding to the deep scratches in the central part of the rough surface for opening of the side heat seal part of the packaging bag body, the rough surface for opening By making the deeply scratched portion of the central part of the device act as a guide for the cutting line, the cutting line at the time of unsealing extends along the unsealed rough surface part and does not come off from here.
第１図は本考案による食品用包装袋の内容物を充填する
前の状態を示す図、第２図は食品用包装袋を構成するラ
ミネートフィルムの断面図、第３図は中間層の開封用粗
面部を示す図である。 １……食品用包装袋、２……包装袋本体、４……側部ヒ
ートシール部、９……開封用粗面部、９ａ……浅い傷部
分、９ｂ……深い傷部分、１５……ノッチ。FIG. 1 is a view showing a state before filling the contents of a food packaging bag according to the present invention, FIG. 2 is a sectional view of a laminated film constituting the food packaging bag, and FIG. 3 is an opening of an intermediate layer. It is a figure which shows a rough surface part. 1 ... Food packaging bag, 2 ... Packaging bag main body, 4 ... Side heat-sealed portion, 9 ... Rough surface for opening, 9a ... Shallow scratched portion, 9b ... Deep scratched portion, 15 ... Notch .
Claims (1)
枚のプラスチックフィルムをラミネートしたラミネート
フィルムで形成し、両側部および開口端をヒートシール
した食品用包装袋において、包装袋本体の各側部ヒート
シール部に直線で結ぶ線上に位置するようにノッチを設
け、ラミネートフィルムの中間に位置するプラスチック
フィルムに側部ヒートシール部に設けたノッチを直線で
結ぶ線を含む細幅の開封用粗面部を設け、この開封用粗
面部は、ノッチを直線で結ぶ線を含む中央部の深い傷部
分とこの中央部の両側に位置する浅い傷部分とで形成さ
れたことを特徴とする食品用包装袋。1. A packaging bag main body and at least two base films.
In a food packaging bag that is formed by laminating a laminate of plastic films and heat-sealed both sides and open ends, make notches so that each side heat-sealed portion of the packaging bag body is located on a straight line. Providing a narrow opening rough surface portion including a line connecting the notches provided in the side heat-sealing portion to the plastic film located in the middle of the laminated film, the opening rough surface portion connecting the notches with a straight line A packaging bag for foods, characterized in that it is formed of a deep scratched portion including a line and a shallow scratched portion located on both sides of the central portion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990065950U JPH0624349Y2 (en) | 1990-06-21 | 1990-06-21 | Food packaging bag |
| ITRM910442A IT1249781B (en) | 1990-06-21 | 1991-06-19 | Pouch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990065950U JPH0624349Y2 (en) | 1990-06-21 | 1990-06-21 | Food packaging bag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0423653U JPH0423653U (en) | 1992-02-26 |
| JPH0624349Y2 true JPH0624349Y2 (en) | 1994-06-29 |
Family
ID=13301768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990065950U Expired - Fee Related JPH0624349Y2 (en) | 1990-06-21 | 1990-06-21 | Food packaging bag |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0624349Y2 (en) |
| IT (1) | IT1249781B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115152702B (en) * | 2022-06-23 | 2023-11-03 | 安徽华辰检测技术研究院有限公司 | Bee acute oral toxicity test and acute contact toxicity test method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59768U (en) * | 1982-06-23 | 1984-01-06 | 旭化成株式会社 | packaging |
| JPS61142159A (en) * | 1984-12-03 | 1986-06-30 | 旭化成株式会社 | Sealed bag and film manufacturing said bag |
| JPH0239976Y2 (en) * | 1985-06-18 | 1990-10-25 | ||
| JPH0618899Y2 (en) * | 1988-09-29 | 1994-05-18 | 株式会社細川洋行 | Retort packaging bag for food |
-
1990
- 1990-06-21 JP JP1990065950U patent/JPH0624349Y2/en not_active Expired - Fee Related
-
1991
- 1991-06-19 IT ITRM910442A patent/IT1249781B/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| IT1249781B (en) | 1995-03-18 |
| ITRM910442A1 (en) | 1992-12-19 |
| JPH0423653U (en) | 1992-02-26 |
| ITRM910442A0 (en) | 1991-06-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0618899Y2 (en) | Retort packaging bag for food | |
| US4848928A (en) | Package with reclosable fin and method | |
| WO1990004544A1 (en) | A packing, a method of manufacturing the packing, and a strip material therefor | |
| JPH0257566A (en) | Sealed tray resealable for food, etc. and method of sealing said tray | |
| JPWO2005102855A1 (en) | Method for manufacturing pouch and pouch container with spout | |
| JPH07112746A (en) | Easily openable sealed bag | |
| JP4893149B2 (en) | Package with zipper having opening retaining function and opening assist function | |
| JP2006193173A (en) | Packaging bag and manufacturing method therefor | |
| JP2002104440A (en) | Fastener bag | |
| JP2008265826A (en) | Pouch container and package | |
| JPH01308754A (en) | Bag with fastener | |
| JP3133237B2 (en) | Reclosable packaging bag | |
| JP5043264B2 (en) | Zipper bag | |
| JPH0624349Y2 (en) | Food packaging bag | |
| JP3721121B2 (en) | Bag with scraper bar | |
| EP1053948A2 (en) | Package with a zipper closure arrangement operable by a slider device and having a peelable seal | |
| JPH0776354A (en) | Easily unsealable tape-sealed bag | |
| JP3019871U (en) | Storage bag | |
| JPS601102Y2 (en) | Easy-open packaging | |
| JPH0617723Y2 (en) | Reclosable packaging bag for retort food | |
| JPH0618898Y2 (en) | Reclosable packaging bag for retort food | |
| JP2534737Y2 (en) | Reclosable packaging bag | |
| JP2526094B2 (en) | Food packaging bag and manufacturing method thereof | |
| JPS6013792Y2 (en) | packaging bag | |
| JP3761745B2 (en) | Zipper bag |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |