JP3215975B2 - Sealing material for milk bottles - Google Patents

Sealing material for milk bottles

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Publication number
JP3215975B2
JP3215975B2 JP28996899A JP28996899A JP3215975B2 JP 3215975 B2 JP3215975 B2 JP 3215975B2 JP 28996899 A JP28996899 A JP 28996899A JP 28996899 A JP28996899 A JP 28996899A JP 3215975 B2 JP3215975 B2 JP 3215975B2
Authority
JP
Japan
Prior art keywords
bottle
cap
mouth
milk
foot
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
Application number
JP28996899A
Other languages
Japanese (ja)
Other versions
JP2001072103A (en
Inventor
雄彦 鵤
Original Assignee
株式会社いかるが牛乳
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社いかるが牛乳 filed Critical 株式会社いかるが牛乳
Priority to JP28996899A priority Critical patent/JP3215975B2/en
Publication of JP2001072103A publication Critical patent/JP2001072103A/en
Application granted granted Critical
Publication of JP3215975B2 publication Critical patent/JP3215975B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】この発明は牛乳びんの飲み口
に設けるキャップ等のシール材に係る。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sealing material such as a cap provided at a mouth of a milk bottle.

【0002】[0002]

【従来の技術】従来、牛乳びんの飲み口をシールする方
法として、口部に紙栓を嵌め込むことが普通に行われて
いる。紙栓を嵌着した牛乳びんは、温度の上昇によりび
んの内圧が高まると、紙栓が口壁と接する部分から、牛
乳のしずくが紙栓上に吹き出るという問題点があった。
2. Description of the Related Art Conventionally, as a method for sealing a mouth of a milk bottle, a paper stopper is usually fitted into the mouth. A problem with a milk bottle fitted with a paper stopper is that when the internal pressure of the bottle increases due to an increase in temperature, a drop of milk blows out from the portion where the paper stopper comes into contact with the mouth wall onto the paper stopper.

【0003】[0003]

【発明が解決しようとする課題】この発明の課題は、紙
栓を使用しない牛乳びん飲み口のシール材を提供するこ
とにある。使用する牛乳びんは従来の紙栓が使用される
牛乳びんである。
SUMMARY OF THE INVENTION An object of the present invention is to provide a sealing material for a milk bottle drinking mouth which does not use a paper stopper. The milk bottle used is a milk bottle in which a conventional paper stopper is used.

【0004】[0004]

【課題を解決するための手段】この発明が採用した手段
は次のとおりである。 1.この発明は、紙栓が使用されてきた従来からの牛乳
びんに適用されることを基本方針とする。 2.紙栓の代わりに、ポリエチレン製のキャップを使用
する。 3.このキャップは、着脱が容易であることと、材料樹
脂の節約のために、キャップの天板の周縁部が牛乳びん
の口壁外側面の上部までをカバーできればよいとし、そ
れより下方に長く延びる従来のびんのキャップのいわゆ
る袴(ハカマ)の部分を削除することにした。 4.着脱容易のキャップをびんにしっかりと固定するた
めに、熱収縮性を有する剥離用ミシン目付き合成樹脂製
シールを使用し、キャップ天板周縁部とびんの頚部とを
熱収縮により密着、被覆することにした。この熱収縮性
シールはキャップをびんに固定できればよいから、キャ
ップ天板の中央部までをカバーする必要はなく、シール
材の節約がはかられる。 5.着脱が容易、自在の前記のキャップから、牛乳が洩
れるのを防止するために、いくつかの牛乳洩れの防止線
を構築した。第一の防止線は、キャップの筒状足部の下
端を傾斜面に形成し、従来の紙栓用牛乳びんに必ず設け
られている紙栓を受けるための段部を利用して、前記の
傾斜面がこの段部の角部に密着するように構成したこと
である。第二の防止線は、前記足部の外側面をまわるよ
うに設けた輪状の凸条がびんの口壁の内側面に密着する
ように構成したことである。第三の防止線はキャップ天
板の下面に設けた輪状の凸条がびんの口壁の上端面に密
着するように構成したことである。
Means adopted by the present invention are as follows. 1. The basic principle of the present invention is to apply to a conventional milk bottle in which a paper stopper has been used. 2. Instead of paper stoppers, use polyethylene caps. 3. In order to facilitate attachment and detachment and to save material resin, it is sufficient that the peripheral portion of the top plate of the cap covers up to the upper portion of the outer surface of the mouth wall of the milk bottle, and extends downward below that. We decided to delete the so-called hakama part of the conventional bottle cap. 4. Use a heat-shrinkable, perforated synthetic resin seal with heat-shrinkability to tightly cover and seal the periphery of the cap top plate and the neck of the bottle with heat-shrinking to firmly secure the easily removable cap to the bottle. I made it. Since the heat-shrinkable seal only needs to fix the cap to the bottle, it is not necessary to cover up to the center of the cap top plate, so that the sealing material can be saved. 5. In order to prevent milk from leaking from the cap, which is easy to attach and detach, several milk leakage prevention lines were constructed. The first prevention line is formed by forming the lower end of the cylindrical foot portion of the cap on an inclined surface, and using the step portion for receiving the paper stopper always provided in the conventional milk bottle for paper stopper, using the above-mentioned step. The configuration is such that the inclined surface is in close contact with the corner of the step. The second prevention line is that a ring-shaped ridge provided so as to go around the outer surface of the foot portion is configured to be in close contact with the inner surface of the mouth wall of the bottle. The third prevention line is that a ring-shaped ridge provided on the lower surface of the cap top plate is configured to be in close contact with the upper end surface of the mouth wall of the bottle.

【0005】[0005]

【発明の実施の形態】図1はこの発明におけるポリエチ
レン製キャップ(1)を示し、図2はこの発明における
熱収縮性合成樹脂製シール(2)を示す。図3は従来の
紙栓使用の牛乳びん(3)を用いて、この発明を実施し
た形態を示す。この発明では紙栓に代えてキャップ
(1)が使用される。図示のように、この発明のシール
材は、牛乳びん(3)の口部に嵌着するポリエチレン製
キャップ(1)と、そのキャップの周縁部とびんの頚部
とを熱収縮によって被覆する、筒状の熱収縮性合成樹脂
製シール(2)との併用に成る。熱収縮性シール(2)
には剥離用ミシン目(4)が設けられている。キャップ
(1)は、びんの開口部から口壁(5)の外側面上部に
及んでびんの口部を被覆する円形の天板(6)と、その
天板を支持して口壁(5)の内側面に対面する筒状の足
部(7)とで一体に形成されている。天板(6)の下面
に天板と同心の輪状の凸条(8)が設けられており、こ
の凸条が口壁(5)の上端面に密着するように構成され
ている。足部(7)の外側面に、その外側面をまわる輪
状の凸条(9)が設けられており、この凸条が口壁
(5)の内側面に密着するように構成されている。足部
(7)の下端は傾斜面(10)に形成されており、この
傾斜面のいずれかの部分がびん内面の段部(11)の角
部(12)に密着するように構成されている。段部(1
1)は紙栓受けとして従来の紙栓使用の牛乳びんに必ず
設けられているものである。
FIG. 1 shows a polyethylene cap (1) of the present invention, and FIG. 2 shows a heat-shrinkable synthetic resin seal (2) of the present invention. FIG. 3 shows an embodiment of the present invention using a conventional milk bottle (3) using a paper stopper. In the present invention, a cap (1) is used instead of a paper stopper. As shown in the figure, the sealing material of the present invention is a cylinder for covering a polyethylene cap (1) fitted to the mouth of a milk bottle (3) and a peripheral portion of the cap and a neck of the bottle by heat shrinkage. Combined with the heat-shrinkable synthetic resin seal (2). Heat shrinkable seal (2)
Is provided with a peeling perforation (4). The cap (1) has a circular top plate (6) covering the mouth of the bottle from the opening of the bottle to the upper part of the outer surface of the mouth wall (5), and the top wall (5) supporting the top plate. ) Is formed integrally with a cylindrical foot portion (7) facing the inner side surface. An annular ridge (8) concentric with the top plate is provided on the lower surface of the top plate (6), and the ridge is configured to be in close contact with the upper end surface of the mouth wall (5). A ring-shaped ridge (9) is provided on the outer surface of the foot portion (7), and the ridge is configured to be in close contact with the inner surface of the mouth wall (5). The lower end of the foot (7) is formed on an inclined surface (10), and any part of the inclined surface is configured to be in close contact with the corner (12) of the step (11) on the inner surface of the bottle. I have. Step (1
1) is always provided as a paper stopper in a conventional milk bottle using a paper stopper.

【0006】この発明のシール材を牛乳びんに装着する
手順を述べると、送られてくる牛乳入りのびんの口部に
キャップ(1)を圧着し、びんの上部にシール(2)を
かぶせ、シールの下部から上部へと、加熱エアー又はス
チームを吹付けると、シールは収縮変形してびんの頚部
およびキャップ(1)の周縁部に密着し、キャップ
(1)をびんに固定する。びんを開口する場合は、シー
ル(2)に縦方向に平行に設けたミシン目(4)のあけ
口からシールを剥がし、爪先をキャップの縁端に掛けて
引上げると、キャップは容易にはずれる。
[0006] The procedure for mounting the sealing material of the present invention on a milk bottle will be described. A cap (1) is crimped on the mouth of a bottle containing milk to be sent, and a seal (2) is put on the top of the bottle. When heated air or steam is blown from the bottom to the top of the seal, the seal shrinks and deforms to adhere closely to the neck of the bottle and the periphery of the cap (1), fixing the cap (1) to the bottle. When opening the bottle, peel off the seal from the opening of the perforation (4), which is provided in the seal (2) in parallel in the vertical direction, and hook the toe on the edge of the cap and pull up to easily remove the cap. .

【0007】[0007]

【発明の効果】この発明の効果を述べれば次のとおりで
ある。 1.紙栓に代えてポリエチレン製のキャップを使用し、
熱収縮のシールで密封したから、紙栓の問題点であった
温度変化による牛乳の吹出しがなくなった。 2.この発明は、従来の紙栓使用の牛乳びんを形状等を
変えることなくそのまま使用できるから、新規な牛乳び
んを導入するための投資の必要がなく、経済的な利点が
きわめて大きい。 3.この発明に使用するキャップは、キャップの縁端が
びん口壁の外側面上部に掛かるだけでよく、従来の普通
のびんのキャップに見られる袴(ハカマ)部分は不必要
であるから、キャップ材料が節約になり、キャップの着
脱も容易になった。 4.熱収縮性シールによる被覆は、キャップ天板の中央
部まで覆う必要がないから、この点も材料の節約に役立
つ。 5.着脱容易なこの発明のキャップの牛乳洩れを防ぐた
めに、天板下面の凸条、足部外側面の凸条、足部下端の
傾斜面の3個所で、びん壁に密着する洩れ防止線を構築
したから、牛乳洩れのおそれは全くない。
The effects of the present invention will be described below. 1. Use a polyethylene cap instead of a paper stopper,
Sealing with a heat-shrinkable seal eliminated milk blowing due to temperature changes, which was a problem with paper stoppers. 2. According to the present invention, a conventional milk bottle using a paper stopper can be used as it is without changing its shape or the like, so that there is no need to invest in introducing a new milk bottle and the economical advantage is extremely large. 3. The cap used in the present invention requires only that the edge of the cap hangs on the upper portion of the outer surface of the bottle mouth wall, and the hakama portion found in a conventional ordinary bottle cap is unnecessary. And the cap is easy to put on and take off. 4. Covering with a heat-shrinkable seal also saves material as it is not necessary to cover the center of the cap top plate. 5. In order to prevent milk from leaking from the cap of the present invention, which is easy to attach and detach, three lines, a convex ridge on the lower surface of the top plate, a convex ridge on the outer surface of the foot, and an inclined surface at the lower end of the foot, construct leakage prevention lines that are in close contact with the bottle wall. Therefore, there is no possibility of milk leakage.

【図面の簡単な説明】[Brief description of the drawings]

【図1】この発明におけるキャップの断面図である。FIG. 1 is a sectional view of a cap according to the present invention.

【図2】この発明における熱収縮性シールの斜面図であ
る。
FIG. 2 is a perspective view of the heat-shrinkable seal according to the present invention.

【図3】この発明の実施の形態を示す断面図である。FIG. 3 is a sectional view showing an embodiment of the present invention.

【符号の説明】[Explanation of symbols]

1…キャップ、 2…熱収縮性シール、 3…牛乳び
ん、 4…剥離用ミシン目、 5…口壁、 6…天板、
7…足部、 8、9…凸条、 10…傾斜面、11…
段部、 12…段部の角部。
1: cap, 2: heat-shrinkable seal, 3: milk bottle, 4: perforation for peeling, 5: mouth wall, 6: top plate,
7 ... foot, 8, 9 ... ridge, 10 ... slope, 11 ...
Step, 12 ... Corner of step.

───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7,DB名) B65D 41/62 B65D 39/02 ──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. 7 , DB name) B65D 41/62 B65D 39/02

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】牛乳びん(3)の口部に嵌着するポリエチ
レン製キャップ(1)と、そのキャップの周縁部とびん
の頚部とを熱収縮によって被覆する、筒状の剥離用ミシ
ン目(4)付き熱収縮性合成樹脂製シール(2)との併
用に成り、前記キャップは、びんの開口部から口壁
(5)の外側面上部に及んでびんの口部を被覆する天板
(6)と、その天板を支持して口壁(5)の内側面に対
面する筒状の足部(7)とで一体に形成され、天板
(6)の下面に口壁(5)の上端面に密着する輪状の凸
条(8)が設けられ、足部(7)の外側面に口壁(5)
の内側面に密着する輪状の凸条(9)が設けられ、足部
(7)の下端が傾斜面(10)に形成され、その傾斜面
がびん内面の段部(11)の角部(12)に密着するよ
うに構成されていることを特徴とする、牛乳びん飲み口
のシール材。
1. A cylindrical peeling perforation (1) for covering a polyethylene cap (1) fitted to the mouth of a milk bottle (3) and a peripheral portion of the cap and a neck of the bottle by heat shrinkage. 4) The cap is used in combination with a heat-shrinkable synthetic resin seal (2), and the cap covers the opening of the bottle from the opening of the bottle to the upper part of the outer surface of the mouth wall (5). 6) and a cylindrical foot (7) that supports the top plate and faces the inner side surface of the mouth wall (5), and is formed integrally with the lower surface of the top plate (6). An annular ridge (8) is provided in close contact with the upper end surface of the foot, and the mouth wall (5) is provided on the outer surface of the foot (7).
An annular ridge (9) is provided in close contact with the inner surface of the bottle, the lower end of the foot (7) is formed on an inclined surface (10), and the inclined surface is formed at the corner of a step (11) on the inner surface of the bottle. (12) A sealing material for a milk bottle drinking mouth, wherein the sealing material is configured to be in close contact with (12).
JP28996899A 1999-09-03 1999-09-03 Sealing material for milk bottles Expired - Fee Related JP3215975B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP28996899A JP3215975B2 (en) 1999-09-03 1999-09-03 Sealing material for milk bottles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28996899A JP3215975B2 (en) 1999-09-03 1999-09-03 Sealing material for milk bottles

Publications (2)

Publication Number Publication Date
JP2001072103A JP2001072103A (en) 2001-03-21
JP3215975B2 true JP3215975B2 (en) 2001-10-09

Family

ID=17750066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP28996899A Expired - Fee Related JP3215975B2 (en) 1999-09-03 1999-09-03 Sealing material for milk bottles

Country Status (1)

Country Link
JP (1) JP3215975B2 (en)

Also Published As

Publication number Publication date
JP2001072103A (en) 2001-03-21

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