JPH02105870U - - Google Patents
Info
- Publication number
- JPH02105870U JPH02105870U JP270590U JP270590U JPH02105870U JP H02105870 U JPH02105870 U JP H02105870U JP 270590 U JP270590 U JP 270590U JP 270590 U JP270590 U JP 270590U JP H02105870 U JPH02105870 U JP H02105870U
- Authority
- JP
- Japan
- Prior art keywords
- heat
- flange
- container
- container body
- sealing surface
- 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
- 238000007789 sealing Methods 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
Landscapes
- Packages (AREA)
Description
第１図は本考案に用いる容器本体の上面図、第
２図は第１図の容器本体の―側断面図、第３
図は第１図の容器本体の要部を蓋材と共に示す拡
大断面図、第４図は、容器本体の層構成の一例を
示す拡大断面図、第５図は蓋材の層構成の一例を
示す拡大断面図、第６―Ａ図及び第６―Ｂ図はヒ
ートシール前後の容器の要部を示す拡大断面図、
第７図は実施例における剥離試験法の説明図、第
８図は比較例２で用いた容器本体の上面図、第９
図は第８図の容器本体―断面図である。
引照数字１は容器本体、４はフランジ部、５，
１７はヒートシール性樹脂、１０は突条、１１は
湾曲ヒートシール面、１２は蓋材、１９ａ（１９
ｂ）ははみ出し部、２０は溝、２１はその付け根
を夫々示す。
Figure 1 is a top view of the container body used in the present invention, Figure 2 is a side sectional view of the container body in Figure 1, and Figure 3 is a side sectional view of the container body used in the present invention.
The figure is an enlarged cross-sectional view showing the main parts of the container body in Figure 1 along with the lid material, Figure 4 is an enlarged cross-sectional view showing an example of the layer structure of the container body, and Figure 5 is an example of the layer structure of the lid material. 6-A and 6-B are enlarged sectional views showing the main parts of the container before and after heat sealing,
Figure 7 is an explanatory diagram of the peel test method in the example, Figure 8 is a top view of the container body used in Comparative Example 2, and Figure 9 is an explanatory diagram of the peel test method in the example.
The figure is a sectional view of the container body in FIG. 8. Reference number 1 is the container body, 4 is the flange part, 5,
17 is a heat-sealing resin, 10 is a protrusion, 11 is a curved heat-sealing surface, 12 is a lid material, 19a (19
b) indicates a protruding portion, 20 indicates a groove, and 21 indicates its base.
補正 平２．２．１６
実用新案登録請求の範囲を次のように補正する
。Amendment 2.16.2016 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
開口外周にフランジ部を備え且つ少なくともフ
ランジ部表面がヒートシール性樹脂から形成され
ている容器本体と、少なくとも内表面がヒートシ
ール性樹脂から形成されている蓋材とを、該フラ
ンジ部でヒートシールして成る容器において、該
フランジ部が垂直断面で見て上向きに凸の湾曲シ
ール面を形成するように曲げ返され、且つシール
面の内外周部の少なくとも一方には、シールの中
心に向けて厚みが次第に小さくなるはみ出し部が
蓋体と一体に設けられていることを特徴とするヒ
ートシール容器。[Claims for Utility Model Registration] A container body having a flange portion on the outer periphery of the opening and at least the surface of the flange portion being made of a heat-sealing resin; and a lid member having at least an inner surface made of a heat-sealing resin. In a container heat-sealed at the flange portion, the flange portion is bent back to form an upwardly convex curved sealing surface when viewed in a vertical section, and at least one of the inner and outer peripheral portions of the sealing surface is is a heat-sealable container characterized by having a protruding portion integrally formed with the lid body, the thickness of which gradually decreases toward the center of the seal.
Claims (1)
ランジ部表面がヒートシール性樹脂から形成され
ている容器本体と、少なくとも内表面がヒートシ
ール性樹脂から形成されている蓋材とを、該フラ
ンジ部でヒートシールして成る容器において、該
フランジ部は垂直断面で見て上向きに凸の湾曲シ
ール面を有し、且つシール面の内外周部の少なく
とも一方には、シールの中心に向けて厚みが次第
に小さくなるはみ出し部が蓋体と一体に設けられ
ていることを特徴とするヒートシール容器。 A container body having a flange on the outer periphery of the opening and at least the surface of the flange made of heat-sealable resin, and a lid material whose at least inner surface is made of heat-sealable resin are heat-sealed at the flange. In the container, the flange portion has an upwardly convex curved sealing surface when viewed in a vertical cross section, and at least one of the inner and outer peripheral portions of the sealing surface has a thickness that gradually decreases toward the center of the seal. A heat seal container characterized in that a protruding portion is provided integrally with a lid body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990002705U JPH08285Y2 (en) | 1990-01-18 | 1990-01-18 | Heat seal container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990002705U JPH08285Y2 (en) | 1990-01-18 | 1990-01-18 | Heat seal container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02105870U true JPH02105870U (en) | 1990-08-22 |
| JPH08285Y2 JPH08285Y2 (en) | 1996-01-10 |
Family
ID=31203707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990002705U Expired - Lifetime JPH08285Y2 (en) | 1990-01-18 | 1990-01-18 | Heat seal container |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08285Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7133600B2 (en) * | 2020-10-01 | 2022-09-08 | 中央化学株式会社 | Packaging container and sealing method for packaging container |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5935376U (en) * | 1982-08-31 | 1984-03-05 | 東罐興業株式会社 | Synthetic resin container |
| JPS61180975U (en) * | 1985-05-01 | 1986-11-11 |
-
1990
- 1990-01-18 JP JP1990002705U patent/JPH08285Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5935376U (en) * | 1982-08-31 | 1984-03-05 | 東罐興業株式会社 | Synthetic resin container |
| JPS61180975U (en) * | 1985-05-01 | 1986-11-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH08285Y2 (en) | 1996-01-10 |
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