JPH01107578U - - Google Patents
Info
- Publication number
- JPH01107578U JPH01107578U JP20040087U JP20040087U JPH01107578U JP H01107578 U JPH01107578 U JP H01107578U JP 20040087 U JP20040087 U JP 20040087U JP 20040087 U JP20040087 U JP 20040087U JP H01107578 U JPH01107578 U JP H01107578U
- Authority
- JP
- Japan
- Prior art keywords
- lid
- opening tab
- view
- endless
- synthetic resin
- 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
- 239000010408 film Substances 0.000 claims description 4
- 229920003002 synthetic resin Polymers 0.000 claims description 4
- 239000000057 synthetic resin Substances 0.000 claims description 4
- 229920001169 thermoplastic Polymers 0.000 claims description 4
- 239000004416 thermosoftening plastic Substances 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 229920005992 thermoplastic resin Polymers 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Packages (AREA)
- Closures For Containers (AREA)
Description
第１図は、本考案における容器蓋の一実施例を
示す平面図、第２図は同上断面図、第３図は同上
裏面図、第４図は、本考案の容器蓋を製造する際
に使用する射出成形金型の縦断面図、第５図は、
本考案の容器蓋を容器本体たる缶胴部分に接着す
る際に使用するヒートシーラの一例を示す縦断面
図、第６図は、本考案における他の実施例を示す
蓋の平面図、第７図は同上断面図、第８図は同上
裏面図、第９図は、前記容器蓋における開封タブ
の部分を拡大した示した一部の断面図、第１０図
は、本考案の蓋を用いた容器にストローを突き刺
した状態を示した断面図、第１１〜１２図は、容
器蓋の他の実施態様を示す裏面図、第１３図は、
同じく別の実施態様を示す容器蓋ならびに該容器
蓋に缶胴を取り付けた場合の縦断面図、第１４図
は蓋材の裏面側に形成させる無端状リブの変形実
施例を示す一部の断面図である。
１１：容器蓋、１１ａ：金属箔、１１ｂ：熱可
塑性合成樹脂膜、１２：開封タブ、１２ａ：薄膜
、１２ｂ：熱可塑性合成樹脂膜、１３，１３ａ，
１３ｂ：無端状リブ、１３ｃ：立上り部、１４，
１４ａ：開口部の無端状リブ、１５：接合縁、１
６：容器本体（缶胴）、１７：補強リブ、１８：
蓋材の表側の無端状リブ、２０：上型、２１：下
型、２２：送りヘツド、２３：スプルー、２４：
溶融樹脂の流路、２５：キヤビテイ、３０：シー
ルヘツド、３２：圧着片。
Fig. 1 is a plan view showing one embodiment of the container lid of the present invention, Fig. 2 is a cross-sectional view of the same, Fig. 3 is a rear view of the same, and Fig. 4 is a view showing an embodiment of the container lid of the present invention. The vertical cross-sectional view of the injection mold used in Figure 5 is as follows:
FIG. 6 is a vertical cross-sectional view showing an example of a heat sealer used when bonding the container lid of the present invention to the can body portion that is the container body; FIG. 6 is a plan view of a lid showing another embodiment of the present invention; FIG. is a cross-sectional view of the same as above, FIG. 8 is a back view of the same as above, FIG. 9 is a partially enlarged cross-sectional view of the opening tab portion of the container lid, and FIG. 10 is a container using the lid of the present invention. 11-12 are back views showing other embodiments of the container lid, and FIG.
A vertical sectional view of a container lid and a can body attached to the container lid similarly showing another embodiment, and FIG. 14 is a partial cross section showing a modified example of endless ribs formed on the back side of the lid material. It is a diagram. 11: Container lid, 11a: Metal foil, 11b: Thermoplastic synthetic resin film, 12: Opening tab, 12a: Thin film, 12b: Thermoplastic synthetic resin film, 13, 13a,
13b: endless rib, 13c: rising portion, 14,
14a: Endless rib of opening, 15: Joint edge, 1
6: Container body (can body), 17: Reinforcement rib, 18:
Endless ribs on the front side of the lid, 20: Upper mold, 21: Lower mold, 22: Feeding head, 23: Sprue, 24:
Flow path for molten resin, 25: cavity, 30: seal head, 32: crimp piece.
Claims (1)
材の少なくとも裏側において該蓋材と容器胴部と
の接合部ならびに開封タブの周辺に、それぞれ無
端状の熱可塑性合成樹脂から成るリブを射出成形
によつて溶着し、かつ前記開封タブを前記蓋材よ
りも薄い薄膜でつくり、さらにこの開封タブを該
タブの裏面に形成させた熱可塑性合成樹脂膜を介
して前記無端状リブに溶着させたことを特徴とす
る開封タブつき耐内圧容器蓋。 Injecting endless ribs made of thermoplastic synthetic resin at least at the joint between the lid and the container body and around the opening tab on the back side of the metal foil lid with a thermoplastic resin film formed on the back side. Welding by molding, the opening tab is made of a thin film thinner than the lid material, and the opening tab is further welded to the endless rib via a thermoplastic synthetic resin film formed on the back surface of the tab. A pressure-resistant container lid with an opening tab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20040087U JPH0449103Y2 (en) | 1987-12-30 | 1987-12-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20040087U JPH0449103Y2 (en) | 1987-12-30 | 1987-12-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01107578U true JPH01107578U (en) | 1989-07-20 |
| JPH0449103Y2 JPH0449103Y2 (en) | 1992-11-18 |
Family
ID=31490807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20040087U Expired JPH0449103Y2 (en) | 1987-12-30 | 1987-12-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449103Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002255203A (en) * | 2001-02-23 | 2002-09-11 | Japan Crown Cork Co Ltd | Container lid |
| JP2005206170A (en) * | 2004-01-21 | 2005-08-04 | Japan Crown Cork Co Ltd | Oxygen absorbent cap into which straw can be inserted |
-
1987
- 1987-12-30 JP JP20040087U patent/JPH0449103Y2/ja not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002255203A (en) * | 2001-02-23 | 2002-09-11 | Japan Crown Cork Co Ltd | Container lid |
| JP4629887B2 (en) * | 2001-02-23 | 2011-02-09 | 日本クラウンコルク株式会社 | Container lid |
| JP2005206170A (en) * | 2004-01-21 | 2005-08-04 | Japan Crown Cork Co Ltd | Oxygen absorbent cap into which straw can be inserted |
| JP4547160B2 (en) * | 2004-01-21 | 2010-09-22 | 日本クラウンコルク株式会社 | Oxygen-absorbing cap that can insert a straw |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0449103Y2 (en) | 1992-11-18 |
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