JPS649151U - - Google Patents
Info
- Publication number
- JPS649151U JPS649151U JP9428988U JP9428988U JPS649151U JP S649151 U JPS649151 U JP S649151U JP 9428988 U JP9428988 U JP 9428988U JP 9428988 U JP9428988 U JP 9428988U JP S649151 U JPS649151 U JP S649151U
- Authority
- JP
- Japan
- Prior art keywords
- film
- bag
- valve
- heat
- films
- 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
- 239000002985 plastic film Substances 0.000 claims description 5
- 229920006255 plastic film Polymers 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 230000004927 fusion Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 1
Description
第１図は本考案の実施態様の一例である弁付き
袋用袋体の正面図であり、第２図はそれの縦断面
図であり、第３図は当該袋体に物質を充填して封
口した状態を示す正面図であり、第４図はそれの
縦断面図であり、第５図は別の態様の実施例の正
面図であり、第６図はそれの縦断面図であり、第
７図はさらに別の態様の実施例から製造した弁付
き袋体の上部構造の正面図である。
図中の符号は１；表プラスチツクフイルム、２
；裏プラスチツクフイルム、３，４；弁用フイル
ム、５；弁フイルムの下辺、６；弁フイルムの上
辺、７，８；融着固定シール部分、９；封口シー
ル用部分、１０；側縁融着部、１１；底部、１２
；袋体フイルムの上辺、１３；充填物質、１４，
１５；注入口シール、１６；弁機構、１７；上縁
シール部分、１８；切り取り線である。
FIG. 1 is a front view of a bag with a valve, which is an example of an embodiment of the present invention, FIG. 2 is a longitudinal sectional view thereof, and FIG. FIG. 4 is a front view showing a sealed state, FIG. 4 is a longitudinal sectional view thereof, FIG. 5 is a front view of an embodiment of another aspect, and FIG. 6 is a longitudinal sectional view thereof; FIG. 7 is a front view of the upper structure of a valved bag manufactured from yet another embodiment. The code in the figure is 1; front plastic film, 2
Back plastic film, 3, 4; Valve film, 5; Lower side of valve film, 6; Upper side of valve film, 7, 8; Fusion fixed seal part, 9; Sealing part, 10; Side edge fusion Part, 11; Bottom, 12
; Upper side of bag film, 13; Filling substance, 14,
15; Inlet seal; 16; Valve mechanism; 17; Upper edge seal portion; 18; Perforation line.
Claims (1)
口部の内側に開口部と等しい長さの２枚の帯状の
プラスチツク製弁用フイルムを挿入し、それぞれ
の弁用フイルムとその外側の袋体フイルムとの間
を弁用フイルムの長さ全体に亙り熱シールして該
弁用フイルムを袋体フイルムに固定し、当該熱シ
ール部より上部に延設された弁用フイルム又は袋
体部の表若しくは裏の上縁フイルムを袋体部の封
口用の熱シール部として設けたことを特徴とする
プラスチツクフイルム製弁付き袋用袋体。 ２ 請求項１における２枚の弁用フイルムおよび
２枚の表裏の袋体フイルムの合計４枚を一体的に
融着固定した２本の注入口熱シールによつて、袋
体部フイルムの上縁から前記固定熱シール位置よ
り下方にかけて形成した注入口を有することを特
徴とする請求項１記載のプラスチツクフイルム製
弁付き袋用袋体。[Scope of Claim for Utility Model Registration] 1. A plastic film bag, in which two strips of plastic valve film having the same length as the opening are inserted inside the opening, and each valve film and The valve film is fixed to the bag film by heat-sealing the entire length of the valve film with the outer bag film, and the valve film extending above the heat-sealed portion or A bag body for a bag with a valve made of plastic film, characterized in that an upper edge film on the front or back side of the bag body part is provided as a heat sealing part for sealing the bag body part. 2. The upper edge of the bag body film is formed by two inlet heat seals in which a total of four films, the two valve films and the two front and back bag films, are integrally fused and fixed according to claim 1. 2. The plastic film bag with a valve according to claim 1, further comprising an injection port extending downward from said fixed heat sealing position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9428988U JPS649151U (en) | 1988-07-16 | 1988-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9428988U JPS649151U (en) | 1988-07-16 | 1988-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS649151U true JPS649151U (en) | 1989-01-18 |
Family
ID=31318798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9428988U Pending JPS649151U (en) | 1988-07-16 | 1988-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS649151U (en) |
-
1988
- 1988-07-16 JP JP9428988U patent/JPS649151U/ja active Pending
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