JP2000159248A - Bottle stopper and its manufacture - Google Patents
Bottle stopper and its manufactureInfo
- Publication number
- JP2000159248A JP2000159248A JP11219406A JP21940699A JP2000159248A JP 2000159248 A JP2000159248 A JP 2000159248A JP 11219406 A JP11219406 A JP 11219406A JP 21940699 A JP21940699 A JP 21940699A JP 2000159248 A JP2000159248 A JP 2000159248A
- Authority
- JP
- Japan
- Prior art keywords
- concave
- inner plug
- exterior
- peripheral surface
- bottle
- 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
Landscapes
- Closures For Containers (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、例えば洋酒，薬剤，
化粧水，調味料などの各種充填物が充填されるガラス瓶
に関し、特に、この発明は、ガラス瓶の瓶口部を塞ぐ瓶
栓に関する。The present invention relates to, for example,
More particularly, the present invention relates to a bottle stopper for closing a bottle mouth of a glass bottle.
【０００２】[0002]
【従来の技術】例えば、従来の洋酒などのガラス瓶は、
図１６に示すように、瓶口部１０１ａを有するガラス製
の瓶本体１０１と、瓶口部１０１aの内側へ嵌め込まれ
る瓶栓１０２とから成る。瓶栓１０２は、下面に軸部１
０２ｂが一体形成されたガラス製の撮み部１０２ａと、
前記軸部１０２ｂの外周面に嵌められたコルク製の栓体
１０３とで構成される。2. Description of the Related Art For example, a conventional glass bottle of Western liquor,
As shown in FIG. 16, it is composed of a glass bottle main body 101 having a bottle mouth portion 101a, and a bottle stopper 102 fitted into the inside of the bottle mouth portion 101a. The bottle stopper 102 has a shaft 1 on its lower surface.
02b integrally formed with a glass taking section 102a;
A cork plug 103 fitted on the outer peripheral surface of the shaft portion 102b.
【０００３】また、醤油差しに用いられるガラス瓶とし
て、図１７に示すように、ガラス製の瓶本体１０１の瓶
口部１０１ａへ、瓶口部１０１ａの内側へねじ込むよう
にガラス製の瓶栓１０４を被着するものが存在する。こ
のガラス瓶では、瓶口部１０１ａの内周面にねじ１０５
が形成されると共に、瓶栓１０４の外周面に、前記ねじ
１０５と螺合するねじ１０６が形成される。As shown in FIG. 17, a glass bottle stopper 104 is screwed into a glass bottle body 101a of a glass bottle body 101 so as to be screwed into the glass bottle body 101a as shown in FIG. There is something to adhere. In this glass bottle, a screw 105 is provided on the inner peripheral surface of the bottle mouth portion 101a.
Is formed, and a screw 106 screwed with the screw 105 is formed on the outer peripheral surface of the bottle stopper 104.
【０００４】図１６のガラス瓶の場合、瓶栓１０２の栓
体１０３に高価なコルク材が用いてあるので、材料費が
嵩み、瓶栓１０２がコスト高になる、という問題があ
る。図１７のガラス瓶の場合、瓶本体１０１と瓶栓１０
４の双方がガラス製であるので、ガラス同志が直接接触
して破損し易く、しかも、瓶口部１０１ａと瓶栓１０４
との嵌合精度が出ないため、シール特性が悪い、という
問題がある。In the case of the glass bottle shown in FIG. 16, since the expensive cork material is used for the plug 103 of the bottle stopper 102, there is a problem that the material cost is increased and the cost of the bottle stopper 102 is increased. In the case of the glass bottle of FIG.
4 are made of glass, the glass members are in direct contact with each other and are easily broken.
However, there is a problem that the sealing characteristics are poor because the fitting accuracy is not high.
【０００５】上記の問題を解消するため、出願人は、先
般、図１８に示すような構造の瓶栓１１６を提案した。
この瓶栓１１６は、瓶口部１１０の外周面に形成された
外ねじ１１１に螺合する内ねじ１１２が内周面に形成さ
れた合成樹脂製の内栓部１１３を、ガラス製の外装部１
１４に形成した凹部１１５内へ緊密に嵌入して、内栓部
１１３と外装部１１４とを一体結合した構造のものであ
る。この瓶栓１１６によれば、合成樹脂の内栓部１１３
が瓶口部１１０に接触するので、ガラス同志が直接接触
することがなく、破損のおそれがない。また、内栓部１
１３は合成樹脂の変形により瓶口部１１０の外周面の形
状に倣うため、前記瓶栓１１６の内周面と瓶口部１１０
の外周面との間の気密が保たれ、良好なシール特性が得
られる。In order to solve the above problem, the applicant has recently proposed a bottle stopper 116 having a structure as shown in FIG.
The bottle stopper 116 is made of a synthetic resin inner stopper 113 having an inner screw 112 formed on the inner peripheral surface thereof, which is screwed to an outer screw 111 formed on the outer peripheral surface of the bottle mouth portion 110, and a glass exterior member 113. 1
14 has a structure in which the inner plug portion 113 and the exterior portion 114 are tightly fitted into the concave portion 115 formed therein and are integrally connected. According to the bottle stopper 116, the inner stopper 113 made of synthetic resin is used.
Since the glass contacts the bottle mouth 110, the glass members do not directly contact each other, and there is no fear of breakage. In addition, inner plug part 1
13 conforms to the shape of the outer peripheral surface of the bottle mouth 110 due to the deformation of the synthetic resin.
The airtightness with the outer peripheral surface is maintained, and good sealing characteristics can be obtained.
【０００６】[0006]
【発明が解消しようとする課題】しかしながら、上記構
成の瓶栓１１６では、内栓部１１３と外装部１１４との
結合強度が十分でない場合、内栓部１１３が外装部１１
４の凹部１１５により抜け出る、という問題がある。こ
の抜けを防止するには、内栓部１１３と外装部１１４と
の嵌合精度を高める必要があるが、寸法管理に手数がか
かり、コスト高を招くおそれがある。また、内栓部１１
３と外装部１１４とを接着剤により接合することも可能
であるが、特に飲食物が充填されるガラス瓶では、接着
剤の使用は避けるのが望ましい。However, in the bottle stopper 116 having the above-described structure, if the strength of the connection between the inner stopper 113 and the outer member 114 is not sufficient, the inner stopper 113 may be attached to the outer member 11.
There is a problem in that it comes off due to the fourth recess 115. In order to prevent the detachment, it is necessary to increase the fitting accuracy between the inner plug 113 and the exterior 114, but it takes time and effort to manage the dimensions, which may increase the cost. In addition, the inner plug 11
Although it is possible to bond the third part 3 and the exterior part 114 with an adhesive, it is desirable to avoid using an adhesive, particularly in a glass bottle filled with food and drink.
【０００７】この発明は、上記問題に着目してなされた
もので、内栓部と外装部との間に、内栓部の抜けを防止
する手段を形成することにより、内栓部と外装部との結
合強度が高められた瓶栓を提供することを目的とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problem. By forming means for preventing the inner plug from coming off, the inner plug and the outer part are formed between the inner plug and the outer part. It is an object of the present invention to provide a bottle stopper having an increased bonding strength with the bottle.
【０００８】[0008]
【課題を解決するための手段】請求項１の発明にかかる
瓶栓は、瓶の瓶口部に被せられる合成樹脂製の内栓部
と、この内栓部の外形に適合する形状の凹部を有するガ
ラス製の外装部とで構成される。前記外装部の凹部の内
周面には、開口端の位置に、突出部が一体に形成される
とともに、内栓部の外周面には、前記突出部と係合する
凹溝が周設される。前記内栓部を前記外装部の凹部内へ
嵌入し、その嵌入時に前記突出部を凹溝内へ係入して、
内栓部と外装部とを一体結合する。According to a first aspect of the present invention, there is provided a bottle stopper comprising: a synthetic resin inner stopper which is placed over a bottle mouth of a bottle; and a recess having a shape adapted to the outer shape of the inner stopper. And a glass exterior part. A projection is integrally formed on the inner peripheral surface of the concave portion of the exterior portion at the position of the opening end, and a concave groove for engaging with the projecting portion is provided on the outer peripheral surface of the inner plug portion. You. The inner plug portion is fitted into the concave portion of the exterior portion, and at the time of the fitting, the projecting portion is engaged in the concave groove,
The inner plug and the outer part are integrally connected.
【０００９】請求項２の発明にかかる瓶栓の製法は、外
周面に凹溝が周設された合成樹脂製の内栓部を型成形す
る内栓部成形工程と、この内栓部の外形に適合する形状
の凹部を有し、その凹部の開口端面に盛り上がり部分を
有するガラス製の外装部を型成形する外装部成形工程
と、前記外装部の盛り上がり部を加熱溶融させて凹部内
へ導くことにより凹部の内周面の開口端の位置に突出部
を一体に形成する抜止め形成工程と、前記内栓部を前記
外装部の凹部内へ嵌入し、その嵌入時に前記突出部を凹
溝内へ係入して、内栓部と外装部とを一体結合する結合
工程とを実施して瓶栓を製造することを特徴とする。According to a second aspect of the present invention, there is provided a method of manufacturing a bottle stopper, comprising the steps of: forming an inner stopper portion formed of a synthetic resin having a concave groove formed on an outer peripheral surface thereof; An exterior part forming step of molding a glass exterior part having a concave part having a shape adapted to the concave part and having a raised part on the opening end face of the concave part, and heating and melting the raised part of the external part to guide it into the concave part A stopper forming step of integrally forming a projection at the position of the opening end of the inner peripheral surface of the recess, and fitting the inner plug portion into the recess of the exterior portion, and fitting the projection at the time of the fitting. The method is characterized in that the bottle stopper is manufactured by engaging inside and performing a joining step of integrally joining the inner stopper part and the outer part.
【００１０】請求項３の発明にかかる瓶栓は、瓶の瓶口
部に被せられる合成樹脂製の内栓部と、この内栓部の外
形に適合する形状の凹部を有するガラス製の外装部とで
構成されるもので、前記外装部の凹部の内周面には、開
口端の位置とその奥の位置とに、第１、第２の各突出部
がそれぞれ一体に形成されるとともに、内栓部の外周面
には、第１の突出部と係合する凹溝が周設される。前記
内栓部を前記外装部の凹部内へ嵌入し、その嵌入時に第
１の突出部を凹溝内へ係入して、内栓部と外装部とを一
体結合する。According to a third aspect of the present invention, there is provided a bottle stopper, which is made of a synthetic resin which is placed over a bottle mouth of the bottle, and a glass outer part which has a concave portion having a shape adapted to the outer shape of the inner stopper. The first and second projections are integrally formed on the inner peripheral surface of the concave portion of the exterior part at the position of the opening end and the position at the back thereof, respectively. On the outer peripheral surface of the inner plug portion, a concave groove engaging with the first projecting portion is provided. The inner plug portion is fitted into the concave portion of the exterior portion, and at the time of the fitting, the first protrusion is engaged in the concave groove to integrally connect the inner plug portion and the exterior portion.
【００１１】請求項４の発明にかかる瓶栓の製法は、外
周面に凹溝が周設された合成樹脂製の内栓部を型成形す
る内栓部成形工程と、この内栓部の外形に適合する形状
の凹部を有し、その凹部の開口端面に盛り上がり部分を
有するガラス製の外装部を型成形する外装部成形工程
と、前記外装部の盛り上がり部を加熱溶融させて凹部内
へ導くことにより凹部の内周面の開口端の位置に第１の
突出部を一体に形成する第１の抜止め形成工程と、前記
外装部の開口端を加圧することにより凹部の内周面の第
１の突出部より奥の位置に第２の突出部を一体に形成す
る第２の抜止め形成工程と、前記内栓部を前記外装部の
凹部内へ嵌入し、その嵌入時に第１の突出部を凹溝内へ
係入して、内栓部と外装部とを一体結合する結合工程と
を実施して瓶栓を製造することを特徴とする。According to a fourth aspect of the present invention, there is provided a method for manufacturing a bottle stopper, comprising the steps of: forming an inner stopper portion formed by molding a synthetic resin inner stopper portion having a concave groove formed on an outer peripheral surface thereof; An exterior part forming step of molding a glass exterior part having a concave part having a shape adapted to the concave part and having a raised part on the opening end face of the concave part, and heating and melting the raised part of the external part to guide it into the concave part A first stopper forming step of integrally forming the first protrusion at the position of the opening end of the inner peripheral surface of the concave portion, and a step of forming an inner peripheral surface of the concave portion by pressing the opening end of the exterior portion. A second stopper forming step of integrally forming a second protrusion at a position deeper than the first protrusion, and fitting the inner plug portion into the recess of the exterior portion, and the first protrusion at the time of the fitting. Part into the concave groove, and a joining step of integrally joining the inner stopper part and the outer part is carried out to produce a bottle stopper. Characterized in that it.
【００１２】請求項５の発明にかかる瓶栓は、瓶の瓶口
部に被せられる合成樹脂製の内栓部と、この内栓部の外
形に適合する形状の凹部を有するガラス製の外装部とで
構成されるもので、前記外装部の凹部の内周面には、開
口端の位置に、突出部が一体に形成されるとともに前記
突出部より奥の位置に窪み部が形成され、内栓部の外周
面には、前記突出部と係合する凹溝が周設されるととも
に前記窪み部と係合する突起部が一体に形成される。前
記内栓部を前記外装部の凹部内へ嵌入し、その嵌入時に
前記突出部を凹溝内へ係入しかつ前記窪み部に突起部を
係入して、内栓部と外装部とを一体結合する。According to a fifth aspect of the present invention, there is provided a bottle stopper, which is made of a synthetic resin and is covered with a bottle mouth portion of the bottle, and a glass outer portion having a concave portion having a shape adapted to the outer shape of the inner stopper. On the inner peripheral surface of the concave portion of the exterior portion, a protrusion is integrally formed at the position of the opening end, and a recess is formed at a position deeper than the protrusion, On the outer peripheral surface of the plug portion, a concave groove for engaging with the projecting portion is provided, and a projecting portion for engaging with the concave portion is integrally formed. The inner plug portion is fitted into the concave portion of the exterior portion, and at the time of the fitting, the projecting portion is engaged in the concave groove, and the projection portion is engaged in the concave portion. Join together.
【００１３】請求項６の発明にかかる瓶栓の製法は、外
周面に凹溝が周設されかつ突起部が一体に形成された合
成樹脂製の内栓部を型成形する内栓部成形工程と、この
内栓部の外形に適合する形状の凹部を有し、その凹部の
開口端面には盛り上がり部分、凹部の内周面には窪み部
を有するガラス製の外装部を型成形する外装部成形工程
と、前記外装部の盛り上がり部を加熱溶融させて凹部内
へ導くことにより凹部の内周面の開口端の位置に突出部
を一体に形成する抜止め形成工程と、前記内栓部を前記
外装部の凹部内へ嵌入し、その嵌入時に前記突出部を凹
溝内へ係入しかつ前記窪み部に突起部を係入して、内栓
部と外装部とを一体結合する結合工程とを実施して瓶栓
を製造することを特徴とする。According to a sixth aspect of the present invention, there is provided a method for manufacturing a bottle stopper, wherein the inner stopper is formed by molding a synthetic resin inner stopper in which a concave groove is provided on the outer peripheral surface and a projection is integrally formed. And an exterior portion for molding a glass exterior portion having a concave portion having a shape adapted to the outer shape of the inner plug portion, a raised portion on the opening end surface of the concave portion, and a concave portion on the inner peripheral surface of the concave portion. A forming step, a retaining formation step of integrally forming a protruding portion at the position of the opening end of the inner peripheral surface of the concave portion by heating and melting the raised portion of the exterior portion and guiding it into the concave portion, and the inner plug portion. A joining step of fitting the inner plug portion and the exterior portion integrally with each other by fitting the projection portion into the concave groove and engaging the projection portion into the depression portion when the fitting portion is fitted into the recess portion of the exterior portion; And producing a bottle stopper.
【００１４】[0014]
【作用】請求項１、２の発明にかかる瓶栓では、内栓部
を外装部の凹部内へ嵌入して内栓部と外装部とを一体結
合する際、凹部の内周面に形成された抜止めが内栓部の
外周面に周設された凹溝に係合するので、内栓部が外装
部の凹部より抜け出るのを阻止できる。In the bottle stopper according to the first and second aspects of the present invention, when the inner plug portion is fitted into the concave portion of the outer portion and the inner plug portion and the outer portion are integrally connected, the inner plug portion is formed on the inner peripheral surface of the concave portion. Since the retaining stopper engages with the concave groove formed on the outer peripheral surface of the inner plug portion, the inner plug portion can be prevented from falling out of the concave portion of the exterior portion.
【００１５】請求項３、４の発明にかかる瓶栓では、内
栓部を外装部の凹部内へ嵌入して内栓部と外装部とを一
体結合する際、凹部の内周面に形成された第１の突出部
が内栓部の外周面に周設された凹溝に係合し、第２の突
出部が内栓部の外周面に緊密に嵌合するので、内栓部が
外装部の凹部より抜け出るのを阻止できる。In the bottle stopper according to the third and fourth aspects of the present invention, when the inner plug portion is fitted into the concave portion of the outer portion and the inner plug portion and the outer portion are integrally connected, the inner plug portion is formed on the inner peripheral surface of the concave portion. The first protruding portion engages with a concave groove formed on the outer peripheral surface of the inner plug portion, and the second protruding portion fits tightly on the outer peripheral surface of the inner plug portion. It can be prevented from falling out of the concave portion of the portion.
【００１６】請求項５、６の発明にかかる瓶栓では、内
栓部を外装部の凹部内へ嵌入して内栓部と外装部とを一
体結合する際、凹部の内周面に形成された突出部が内栓
部の外周面に周設された凹溝に係合し、また、凹部の内
周面に形成された窪み部に内栓部の外周面に形成された
突起部が係合するので、内栓部が外装部の凹部より抜け
出るのを阻止できる。In the bottle stopper according to the fifth and sixth aspects of the present invention, when the inner plug portion is fitted into the concave portion of the outer portion and the inner plug portion and the outer portion are integrally connected, the inner plug portion is formed on the inner peripheral surface of the concave portion. The protruding portion engages with a concave groove formed on the outer peripheral surface of the inner plug portion, and a protrusion formed on the outer peripheral surface of the inner plug portion engages with a concave portion formed on the inner peripheral surface of the concave portion. Therefore, the inner plug portion can be prevented from coming out of the concave portion of the exterior portion.
【００１７】[0017]
【実施例】図１は、この発明が実施されたガラス瓶１の
外観を、図２は、ガラス瓶１の全体構造を、それぞれ示
す。図示例のガラス瓶１は、洋酒瓶に用いられるが、こ
の発明は、洋酒に限らず、薬品、化粧水、調味料などを
充填するためのガラス瓶にも適用実施できる。FIG. 1 shows the appearance of a glass bottle 1 embodying the present invention, and FIG. 2 shows the entire structure of the glass bottle 1. Although the glass bottle 1 in the illustrated example is used for a sake liquor bottle, the present invention is not limited to the sake liquor but can be applied to a glass bottle for filling a medicine, a lotion, a seasoning, and the like.
【００１８】図示例のガラス瓶１は、瓶口部２０を有す
る全体がガラス製の瓶本体２と、この瓶本体２の瓶口部
２０の外周面を覆うように瓶口部２０に着脱可能に被せ
られる瓶栓３とから成る。前記瓶本体２の瓶口部２０の
先端部には、外ねじ２１が外周面に形成されている。The glass bottle 1 of the illustrated example has a bottle body 2 entirely made of glass having a bottle mouth portion 20 and is detachably attached to the bottle mouth portion 20 so as to cover the outer peripheral surface of the bottle mouth portion 20 of the bottle body 2. And a bottle stopper 3 to be covered. An outer screw 21 is formed on the outer peripheral surface of the bottle main body 2 at the tip of the bottle mouth 20.
【００１９】図３〜図５は、前記瓶栓３の構成を示す。
図示例の瓶栓３は、上面部４１を有する円筒形状の内栓
部４と、この内栓部４の外周面に嵌合される外装部５と
から成る。内栓部４はアクリルなどの合成樹脂製であ
り、外装部５はガラス製である。3 to 5 show the structure of the bottle stopper 3. FIG.
The bottle stopper 3 in the illustrated example includes a cylindrical inner stopper 4 having an upper surface 41 and an outer part 5 fitted on the outer peripheral surface of the inner stopper 4. The inner plug part 4 is made of a synthetic resin such as acrylic, and the exterior part 5 is made of glass.
【００２０】前記内栓部４の内周面には、瓶口部２０の
外ねじ２１に螺合する内ねじ４０が形成される。内栓部
４の外周面には、開口端の近傍位置に、凹溝４２が一周
形成され、上面部４１寄りには、係合溝４３が９０度等
角の各位置に形成される。An inner screw 40 is formed on the inner peripheral surface of the inner plug 4 to be screwed to the outer screw 21 of the bottle opening 20. A concave groove 42 is formed on the outer peripheral surface of the inner plug portion 4 at a position near the open end, and an engaging groove 43 is formed at each position of 90 degrees equiangular near the upper surface portion 41.
【００２１】前記外装部５は、内栓部４の外形に適合す
る形状の凹部５０を有し、この凹部５０内へ内栓部４を
嵌入して、内栓部４と外装部５とが一体結合される。外
装部５の凹部５０の内周面には、９０度等角の各位置
に、内栓部４の各係合溝４３と係合する係合突起５１が
一体形成されており、内栓部４を外装部５の凹部５０へ
嵌入する際、各係合溝４３と各係合突起５１とを係合さ
せることにより、内栓部４に対する外装部５の空転が防
止される。なお、内栓部４の外形を角型や楕円型に形成
し、一方、外装部５の凹部５０を内栓部４の外形に対応
する形状とすることによっても、外装部５の空転を防止
することができる。The exterior portion 5 has a concave portion 50 having a shape conforming to the outer shape of the inner plug portion 4. The inner plug portion 4 is fitted into the concave portion 50, and the inner plug portion 4 and the exterior portion 5 are connected to each other. They are joined together. On the inner peripheral surface of the concave portion 50 of the exterior portion 5, engagement projections 51 that engage with the respective engagement grooves 43 of the inner plug portion 4 are integrally formed at respective positions of 90 degrees equiangular. By engaging each engagement groove 43 with each engagement protrusion 51 when fitting 4 into recess 50 of exterior part 5, idling of exterior part 5 with respect to inner plug part 4 is prevented. In addition, the outer shape of the inner plug portion 4 is also formed into a square shape or an elliptical shape, and the concave portion 50 of the outer portion 5 is formed into a shape corresponding to the outer shape of the inner plug portion 4, thereby preventing the outer portion 5 from spinning. can do.
【００２２】外装部５の凹部５０の内周面には、開口端
の位置に、内栓部４の凹溝４２と係合する内向きの突出
部５２が一体形成されており、内栓部４を外装部５の凹
部５０へ嵌入する際、凹溝４２と突出部５２とを係合さ
せることにより、外装部５の凹部５０より内栓部４が抜
け出るのを防止する。On the inner peripheral surface of the concave portion 50 of the exterior portion 5, an inward protruding portion 52 which engages with the concave groove 42 of the inner plug portion 4 is integrally formed at the position of the open end. When fitting 4 into concave portion 50 of exterior portion 5, engagement of concave groove 42 and projection portion 52 prevents inner plug portion 4 from coming out of concave portion 50 of exterior portion 5.
【００２３】上記した構成の瓶栓３を製作するには、内
周面に内ねじ４０、外周面に凹溝４２および複数の係合
溝４３を有する内栓部４を合成樹脂材により型成形する
一方、凹部５０の内周面に複数の係合突起５１、開口端
面に図６に示すような盛り上がり部分５３を有する外装
部５をガラス材により型成形する。前記盛り上がり部分
５３は、外装部５の開口端面の内周縁に沿って一周形成
される。この実施例では、盛り上がり部分５３を突起状
に形成してあるが、これに限らず、図７に示すように、
テーパ状に形成してもよい。In order to manufacture the bottle stopper 3 having the above-described structure, the inner stopper portion 4 having the inner screw 40 on the inner peripheral surface and the concave groove 42 and the plurality of engaging grooves 43 on the outer peripheral surface is molded from a synthetic resin material. On the other hand, the exterior part 5 having a plurality of engagement projections 51 on the inner peripheral surface of the concave part 50 and the raised part 53 as shown in FIG. The raised portion 53 is formed around the inner peripheral edge of the opening end face of the exterior part 5. In this embodiment, the raised portion 53 is formed in a protruding shape. However, the present invention is not limited to this, and as shown in FIG.
It may be formed in a tapered shape.
【００２４】次に、外装部５の盛り上がり部５３に対し
て、外装部５を軸回転させながらバーナによる直火を外
側より作用させて、１１００〜１２００度で加熱するこ
とにより、盛り上がり部５３を全周にわたって溶融す
る。この溶融ガラスは直火の圧力により凹部５０内へ流
れ込み、凹部５０の内周面の開口端の位置で冷却固化す
ることにより、抜止めを構成する前記突出部５２が形成
される。Then, a direct fire from a burner is applied to the raised portion 53 of the exterior portion 5 from the outside while rotating the exterior portion 5 in the axial direction, and the raised portion 53 is heated at 1100 to 1200 degrees. Melts all around. The molten glass flows into the concave portion 50 by the pressure of the direct fire, and cools and solidifies at the position of the opening end of the inner peripheral surface of the concave portion 50 to form the protruding portion 52 constituting a retaining stopper.
【００２５】以上の工程を経て形成された外装部５の凹
部５０内へ内栓部４を嵌入し、その嵌入時に前記突出部
５２を凹溝４２内へ係入して、内栓部４と外装部５とを
一体結合し、瓶栓３を完成させる。内栓部４を外装部５
の凹部５０内へ嵌入する際、凹部５０の内周面に形成さ
れた突出部５２と内栓部４の外周面に周設された凹溝４
２とが係合するので、内栓部４が外装部５の凹部５０よ
り抜け出るのが阻止される。The inner plug portion 4 is fitted into the recess 50 of the exterior portion 5 formed through the above steps, and the fitting portion 52 is engaged with the inside of the concave groove 42 at the time of the fitting. The exterior part 5 is integrally joined to complete the bottle stopper 3. Inner plug part 4 to exterior part 5
When fitted into the recess 50, the protrusion 52 formed on the inner surface of the recess 50 and the groove 4 provided on the outer surface of the inner plug 4 are formed.
2 prevents the inner plug portion 4 from coming out of the concave portion 50 of the exterior portion 5.
【００２６】なお、内栓部４および外装部５は、上記実
施例の形状のものに限定されるものではなく、用途や瓶
本体２の瓶口部２０の形状などに応じて種々の形状に形
成することができ、また、種々のデザインを付与するこ
とができる。The inner plug portion 4 and the exterior portion 5 are not limited to those of the above-described embodiment, but may be formed in various shapes according to the application, the shape of the bottle mouth 20 of the bottle body 2, and the like. It can be formed and various designs can be provided.
【００２７】図８に示す実施例は、前記外装部５の凹部
５０の内周面の開口端の位置に、図３に示した実施例の
突出部５２と同様の構成の第１の突出部５２が、この第
１の突出部５２の奥の位置に、外装部５の凹部５０の内
周面を膨出させた第２の突出部６２が、それぞれ一体に
形成されたものである。In the embodiment shown in FIG. 8, a first protrusion having the same structure as the protrusion 52 of the embodiment shown in FIG. Reference numeral 52 denotes a second protruding portion 62 in which the inner peripheral surface of the concave portion 50 of the exterior portion 5 bulges integrally formed at a position behind the first protruding portion 52.
【００２８】この実施例における第２の突出部６２は、
突出量が小さい扁平形状であるので、内栓部４を外装部
５の凹部５０内へ嵌入する際、内栓部４の外周面を押圧
して食い込むように緊密嵌合するが、突出量が大きい場
合には、内栓部４の外周面に第２の突出部６２が係合す
る凹溝を周設してもよい。なお、この実施例の他の構成
は、図３に示した実施例と同様であり、ここでは、対応
する構成に同一の符号を付することで詳細は説明を省略
する。The second projection 62 in this embodiment is
When the inner plug portion 4 is fitted into the concave portion 50 of the exterior portion 5, it is tightly fitted so as to press and bite the outer peripheral surface of the inner plug portion 4 because the protrusion amount is a flat shape with a small protrusion amount. If it is large, a concave groove with which the second protrusion 62 is engaged may be provided on the outer peripheral surface of the inner plug 4. The other configuration of this embodiment is the same as that of the embodiment shown in FIG. 3, and the corresponding components are denoted by the same reference numerals, and description thereof will not be repeated.
【００２９】図８に示す構成の瓶栓３を製作するには、
内周面に内ねじ４０、外周面に凹溝４２および複数の係
合溝４３を有する内栓部４を合成樹脂材により型成形す
る一方、凹部５０の内周面に複数の係合突起５１、開口
端面に図７に示すようなテーパ状の盛り上がり部分５３
を有する外装部５をガラス材により型成形する。前記盛
り上がり部分５３は、外装部５の開口端面の内周縁に沿
って一周形成される。To manufacture the bottle stopper 3 having the structure shown in FIG.
The inner plug portion 4 having an inner screw 40 on the inner peripheral surface and a concave groove 42 and a plurality of engaging grooves 43 on the outer peripheral surface is molded from a synthetic resin material, while a plurality of engaging projections 51 are formed on the inner peripheral surface of the concave portion 50. , A tapered bulging portion 53 as shown in FIG.
Is molded from a glass material. The raised portion 53 is formed around the inner peripheral edge of the opening end face of the exterior part 5.
【００３０】次に、外装部５の盛り上がり部５３に対し
て、外装部５を軸回転させながらバーナによる直火を外
側より作用させて、１１００〜１２００度で加熱するこ
とにより、盛り上がり部５３を全周にわたって溶融す
る。この溶融ガラスは直火の圧力により凹部５０内へ流
れ込み、凹部５０の内周面の開口端の位置で冷却固化す
ることにより、第１の突出部５２が形成される。溶融ガ
ラスが凹部５０内に流れ込んだ直後に、図９に示すよう
に、前記外装部５の開口端に加圧板６３を押し付けて加
圧する。この時点では、外装部５の開口端面や内周面は
前記加熱処理により軟化しているので、前記加圧作用を
受けて第１の突出部５２より奥の位置が盛り上がって膨
出し、第２の突出部６２が形成される。なお、加圧板６
３は図示のように下方へ移行させて押圧してもよく、上
方へ移行させて押圧してもよい。Then, a direct fire by a burner is applied to the raised portion 53 of the exterior portion 5 from the outside while rotating the exterior portion 5 in the axial direction, and the raised portion 53 is heated at 1100 to 1200 ° C. Melts all around. The molten glass flows into the concave portion 50 by the pressure of the direct fire, and is cooled and solidified at the position of the opening end of the inner peripheral surface of the concave portion 50 to form the first projecting portion 52. Immediately after the molten glass flows into the concave portion 50, as shown in FIG. At this time, since the opening end face and the inner peripheral face of the exterior part 5 have been softened by the heat treatment, a position deeper than the first protruding part 52 bulges due to the pressurizing action, and the second protruding part bulges. Is formed. The pressing plate 6
3 may be shifted downward and pressed as shown, or may be shifted upward and pressed.
【００３１】以上の工程を経て形成された外装部５の凹
部５０内へ内栓部４を嵌入し、その嵌入時に第１の突出
部５２を凹溝４２内へ係入させかつ第２の突出部６２を
内栓部４の外周面に食い込ませるように緊密嵌合させ
て、内栓部４と外装部５とを一体結合し、瓶栓３を完成
させる。このように、内栓部４を外装部５の凹部５０内
へ嵌入する際、凹部５０の内周面に形成された第１の突
出部５２と内栓部４の外周面に周設された凹溝４２とが
係合しかつ第２の突出部６２が内栓部４の外周面に緊密
嵌合するので、内栓部４が外装部５の凹部５０より抜け
出るのが阻止される。The inner plug portion 4 is fitted into the concave portion 50 of the exterior portion 5 formed through the above steps, and at the time of the fitting, the first projecting portion 52 is engaged in the concave groove 42 and the second projecting portion is engaged. The part 62 is tightly fitted so as to bite into the outer peripheral surface of the inner plug part 4, and the inner plug part 4 and the exterior part 5 are integrally joined to complete the bottle stopper 3. As described above, when the inner plug portion 4 is fitted into the concave portion 50 of the exterior portion 5, the first projecting portion 52 formed on the inner peripheral surface of the concave portion 50 and the outer peripheral surface of the inner plug portion 4 are provided. Since the second groove 62 is engaged with the concave groove 42 and the second projecting portion 62 is tightly fitted to the outer peripheral surface of the inner plug portion 4, the inner plug portion 4 is prevented from falling out of the concave portion 50 of the exterior portion 5.
【００３２】図１０および図１１に示す実施例は、前記
外装部５の凹部５０の内周面の開口端の位置に、図３に
示した実施例の突出部５２や図８に示した実施例の第１
の突出部５２と同様の構成の突出部５２が一体に形成さ
れるとともに、前記突出部５２より奥の９０度等角の位
置に、４個の窪み部６４を形成したものである。一方、
内栓部４の外周面には前記突出部５２が係合する凹溝４
２が形成されるとともに、各窪み部６４と係合する４個
の突起部６５が一体に形成されている。なお、この実施
例の他の構成も、図３に示した実施例と同様であり、こ
こでは、対応する構成に同一の符号を付することで説明
を省略する。In the embodiment shown in FIGS. 10 and 11, the protrusion 52 of the embodiment shown in FIG. 3 and the embodiment shown in FIG. Example 1
A projection 52 having the same configuration as that of the projection 52 is integrally formed, and four depressions 64 are formed at 90 degrees equiangular depth behind the projection 52. on the other hand,
The outer peripheral surface of the inner plug portion 4 has a concave groove 4 with which the protruding portion 52 is engaged.
2 are formed, and four projections 65 that engage with each recess 64 are integrally formed. The other configuration of this embodiment is the same as that of the embodiment shown in FIG. 3, and the corresponding components are denoted by the same reference numerals and description thereof will be omitted.
【００３３】図１０に示す構成の瓶栓３を製作するに
は、内周面に内ねじ４０、外周面に凹溝４２、複数の係
合溝４３、および４個の突起部６５を有する内栓部４を
合成樹脂材により型成形する。一方、凹部５０の内周面
に複数の係合突起５１および４個の窪み部６４、開口端
面に前記したテーパ状の盛り上がり部分５３を有する外
装部５をガラス材により型成形する。前記盛り上がり部
分５３は、外装部５の開口端面の内周縁に沿って一周形
成される。In order to manufacture the bottle stopper 3 having the configuration shown in FIG. 10, an inner screw 40 is provided on the inner peripheral surface, a concave groove 42, a plurality of engaging grooves 43, and four protrusions 65 are provided on the outer peripheral surface. The plug 4 is molded from a synthetic resin material. On the other hand, the exterior part 5 having a plurality of engagement projections 51 and four recessed parts 64 on the inner peripheral surface of the concave part 50 and the above-mentioned tapered raised part 53 on the opening end face is molded from a glass material. The raised portion 53 is formed around the inner peripheral edge of the opening end face of the exterior part 5.
【００３４】図１２は、外装部５の内周面に４個の窪み
部６４を形成する具体的な方法を示す。同図において、
６９は外装部５の外形を成形するための成形型、７０は
外装部５の凹部５０を成形するためのプランジャであ
る。このプランジャ７０の内部に空気、水、油など（以
下、「空気等」という。）を導入するための導入路７１
が形成されている。この導入路７１は、四方へ延びかつ
プランジャ７０の外周面に開口する分岐通路７２を有す
る。各分岐通路７２には、ピン７３と各ピン７３を支持
する引張ばね７４とがそれぞれ配備されている。各ピン
７３は常時は分岐通路７２内に退避しているが、導入路
７１へ空気等が送り込まれたとき、各ピン７３の先端部
がプランジャ７０の外周面より突出し、外装部５の成形
体の内周面に押し付けられて前記窪み部６４が形成され
る。空気等の送込みが停止されると、各ピン７３は引張
ばね７４のばね力で各分岐通路７２内に引っ込む。FIG. 12 shows a specific method for forming four recesses 64 on the inner peripheral surface of the exterior part 5. In the figure,
69 is a molding die for molding the outer shape of the exterior part 5, and 70 is a plunger for molding the recess 50 of the exterior part 5. An introduction path 71 for introducing air, water, oil, or the like (hereinafter referred to as “air”) into the plunger 70.
Are formed. The introduction passage 71 has a branch passage 72 extending in all directions and opening to the outer peripheral surface of the plunger 70. Each branch passage 72 is provided with a pin 73 and a tension spring 74 supporting the pin 73. Each pin 73 is always retracted into the branch passage 72, but when air or the like is sent into the introduction passage 71, the tip of each pin 73 protrudes from the outer peripheral surface of the plunger 70, and the molded body of the exterior part 5 is formed. The depression 64 is formed by being pressed against the inner peripheral surface of the substrate. When the supply of air or the like is stopped, each pin 73 is retracted into each branch passage 72 by the spring force of the tension spring 74.
【００３５】各分岐通路７２には、通路幅を拡張して形
成されたガイド部７６を有する。このガイド部７６にピ
ン７３の鍔状部７７が往復動可能に係合させてある。前
記ガイド部７６は、ピン７３の往復動のストロークを規
定する。なお、上記実施例では、各ピン７３は空気等の
圧力を作用させて動作させているが、これに限らず、機
械的に動作させるようにしてもよい。また、窪み部６４
は、上記したピン７３を往復動させる方法以外の方法で
形成することも可能である。さらに、窪み部６４の数
は、この実施例のように、必ずしも４個である必要はな
く、３個以下、或いは５個以上であってもよい。Each branch passage 72 has a guide portion 76 formed by expanding the passage width. The flange portion 77 of the pin 73 is engaged with the guide portion 76 so as to reciprocate. The guide portion 76 defines the stroke of the reciprocating motion of the pin 73. In the above-described embodiment, each pin 73 is operated by applying a pressure such as air. However, the present invention is not limited to this, and each pin 73 may be operated mechanically. The recess 64
Can be formed by a method other than the method of reciprocating the pin 73 described above. Further, as in this embodiment, the number of the depressions 64 does not necessarily have to be four, but may be three or less, or five or more.
【００３６】外装部５を型成形する工程が完了すると、
次に、外装部５の盛り上がり部５３に対して、外装部５
を軸回転させながらバーナによる直火を外側より作用さ
せて、１１００〜１２００度で加熱することにより、盛
り上がり部５３を全周にわたって溶融する。この溶融ガ
ラスは直火の圧力により凹部５０内へ流れ込み、凹部５
０の内周面の開口端の位置で冷却固化することにより、
突出部５２が形成される。When the step of molding the exterior part 5 is completed,
Next, the raised portion 53 of the exterior portion 5 is
By causing the direct fire from the burner to act from the outside while rotating the shaft, and heating at 1100 to 1200 degrees, the raised portion 53 is melted over the entire circumference. The molten glass flows into the recess 50 by the pressure of the direct fire, and
By cooling and solidifying at the position of the open end of the inner peripheral surface of
A protrusion 52 is formed.
【００３７】以上の工程を経て形成された外装部５の凹
部５０内へ内栓部４を嵌入し、その嵌入時に突出部５２
を凹溝４２内へ係入させかつ各窪み部６４内に突起部６
５を係入させて、内栓部４と外装部５とを一体結合し、
瓶栓３を完成させる。The inner plug 4 is inserted into the recess 50 of the exterior 5 formed through the above steps, and the projection 52 is inserted when the inner plug 4 is inserted.
Into the groove 42 and the projection 6 in each recess 64.
5, the inner plug part 4 and the exterior part 5 are integrally joined,
The bottle stopper 3 is completed.
【００３８】図１３に示す実施例は、内栓部４の開口端
の外周面に鍔状部４４を一体形成し、外装部５の開口端
面を前記鍔状部４４で覆うようにしたものである。この
実施例によれば、瓶本体２の瓶口部２０が短いような場
合、瓶口部２０に瓶栓３が被着されたとき、合成樹脂製
の内栓部４の鍔状部４４が瓶本体２０に接触するので、
ガラス同志の接触が防止される。なお、この実施例で
は、回り止め機能を強化するために、外装部５の開口端
面に複数の半球状突子５５を突設し、一方、内栓部４の
鍔状部４４の上面に各突子５５が嵌まる穴４５が形成し
てある。In the embodiment shown in FIG. 13, a flange portion 44 is integrally formed on the outer peripheral surface of the open end of the inner plug portion 4, and the open end surface of the exterior portion 5 is covered with the flange portion 44. is there. According to this embodiment, when the bottle mouth portion 20 of the bottle body 2 is short, when the bottle stopper 3 is attached to the bottle mouth portion 20, the flange portion 44 of the synthetic resin inner stopper portion 4 is turned off. Because it comes into contact with the bottle body 20,
Glass-to-glass contact is prevented. In this embodiment, a plurality of hemispherical projections 55 project from the opening end face of the exterior part 5 in order to strengthen the detent function. A hole 45 into which the projection 55 fits is formed.
【００３９】上記の各実施例は、瓶栓３を瓶本体２の瓶
口部２０にねじ込む構成のものであるが、このねじ止め
構造に代えて、図１４および図１５に示すような、他の
止め構造を採択することもできる。In each of the above embodiments, the bottle stopper 3 is screwed into the bottle mouth 20 of the bottle main body 2, but instead of this screwing structure, other bottles as shown in FIGS. 14 and 15 are used. Can be adopted.
【００４０】図示例の止め構造は、瓶口部２０の先端に
形成される鍔板部２５と、瓶栓３の内栓部４の内周面に
形成される一対の係止片４５ａ，４５ｂとで構成され
る。前記瓶口部２０の鍔板部２５は、瓶口部２０の外形
より外周方向へ張り出しており、その対角位置には、所
定の角度範囲にわたる切欠２６ａ，２６ｂが開設されて
いる。前記内栓部４の各係止片４５ａ，４５ｂは、開口
端の内周面の対角位置に突設されており、各切欠２６
ａ，２６ｂよりやや小さな角度範囲に形成される。The stopper structure in the illustrated example is composed of a flange plate 25 formed at the tip of the bottle mouth 20 and a pair of locking pieces 45a, 45b formed on the inner peripheral surface of the inner plug 4 of the bottle stopper 3. It is composed of The flange plate portion 25 of the bottle mouth portion 20 protrudes from the outer shape of the bottle mouth portion 20 in the outer peripheral direction, and cutouts 26a and 26b are formed at diagonal positions over a predetermined angle range. Each of the locking pieces 45a and 45b of the inner plug portion 4 is provided so as to protrude at a diagonal position on the inner peripheral surface of the open end, and each of the notches 26
It is formed in an angle range slightly smaller than a and 26b.
【００４１】この実施例における瓶栓３で瓶口部２０を
塞ぐには、瓶栓３の各係止片４５ａ，４５ｂを瓶口部２
０の各切欠２６ａ，２６ｂに対応位置させた後、瓶栓３
を瓶口部２０へ押し当てる。これにより各係止片４５
ａ，４５ｂは、切欠２６ａ，２６ｂを通って鍔板部２５
の下方へ入り込み、この状態で瓶栓３をいずれかの方向
へ回すことにより、各係止片４５ａ，４５ｂが鍔板部２
５に下面に係合して、瓶栓３が瓶口部２０に固定され
る。In order to close the bottle mouth 20 with the bottle stopper 3 in this embodiment, the locking pieces 45a and 45b of the bottle stopper 3 are
0 after being positioned corresponding to the notches 26a, 26b, respectively.
Is pressed against the bottle mouth 20. Thereby, each locking piece 45
a and 45b pass through the notches 26a and 26b and
The locking pieces 45a and 45b are turned downward by turning the bottle stopper 3 in either direction.
5 is engaged with the lower surface, and the bottle stopper 3 is fixed to the bottle mouth 20.
【００４２】[0042]
【発明の効果】この発明によれば、外装部の凹部の内周
面に、抜止めを構成する突出部が開口端の位置に一体に
形成されるとともに、内栓部の外周面には、前記突出部
と係合する凹溝が周設されているから、内栓部が外装部
の凹部から抜け出るのを防止でき、内栓部と外装部との
結合強度が高められる。According to the present invention, the protrusion constituting the retaining member is integrally formed on the inner peripheral surface of the concave portion of the exterior portion at the position of the opening end, and the outer peripheral surface of the inner plug portion has Since the concave groove that engages with the protruding portion is provided around the inner plug portion, it is possible to prevent the inner plug portion from coming out of the concave portion of the exterior portion, and the bonding strength between the inner plug portion and the exterior portion is increased.
【００４３】請求項３の発明では、外装部の内周面に上
記した突出部に加えて第２の突出部を形成し、また、請
求項５の発明では、外装部の内周面に窪み部、内栓部の
外周面に窪み部に係合する突起部を形成したから、内栓
部と外装部との結合強度が一層高められ、内栓部が外装
部の凹部から抜け出るのを一層確実に防止できる。According to a third aspect of the present invention, a second projection is formed on the inner peripheral surface of the exterior part in addition to the above-mentioned projection. Since the projections that engage with the recessed portions are formed on the outer peripheral surface of the inner plug portion and the inner plug portion, the bonding strength between the inner plug portion and the exterior portion is further increased, and the inner plug portion is further prevented from falling out of the recess of the exterior portion. It can be reliably prevented.
【００４４】請求項２，４，６の発明によれば、外装部
の開口端面に盛り上がり部分を予め形成し、この盛り上
がり部分を加熱溶融させて、凹部の内周面の開口端の位
置に、突出部を形成するから、ガラス製の外装部の内周
面に突出部を容易に形成できる。According to the second, fourth, and sixth aspects of the present invention, a raised portion is formed in advance on the opening end surface of the exterior portion, and the raised portion is heated and melted so as to be located at the position of the opening end on the inner peripheral surface of the concave portion. Since the projecting portion is formed, the projecting portion can be easily formed on the inner peripheral surface of the glass exterior portion.
【００４５】請求項４の発明では、外装部の開口端を加
圧することにより凹部の内周面に第２の突出部を一体に
形成するから、ガラス製の外装部の内周面に第２の突出
部を容易に形成できる。According to the fourth aspect of the present invention, the second projecting portion is integrally formed on the inner peripheral surface of the concave portion by pressing the open end of the exterior portion. Can easily be formed.
【００４６】請求項６の発明では、外装部を型成形する
外装部成形工程において窪み部を形成するから、ガラス
製の外装部の内周面に窪み部を容易に形成できる、とい
う効果がある。According to the sixth aspect of the present invention, since the depression is formed in the exterior part forming step of molding the exterior part, there is an effect that the depression can be easily formed on the inner peripheral surface of the glass exterior part. .
【図１】この発明が実施されたガラス瓶の外観を示す斜
視図である。FIG. 1 is a perspective view showing the appearance of a glass bottle in which the present invention is implemented.
【図２】図１のガラス瓶の一部を破断した正面図であ
る。FIG. 2 is a front view in which a part of the glass bottle of FIG. 1 is cut away.
【図３】瓶栓の構造を示す断面図である。FIG. 3 is a sectional view showing the structure of the bottle stopper.
【図４】図３のＡ−Ａ線に沿う断面図である。FIG. 4 is a sectional view taken along line AA of FIG. 3;
【図５】瓶栓を下方より見た底面図である。FIG. 5 is a bottom view of the bottle stopper as viewed from below.
【図６】予め形成された盛り上がり部分を有する外装部
の断面図である。FIG. 6 is a cross-sectional view of an exterior part having a raised part formed in advance.
【図７】盛り上がり部分の他の実施例を示す外装部の断
面図である。FIG. 7 is a cross-sectional view of an exterior part showing another embodiment of a raised portion.
【図８】瓶栓の他の実施例を示す断面図である。FIG. 8 is a sectional view showing another embodiment of the bottle stopper.
【図９】外装部に突出部を形成する方法を示す断面図で
ある。FIG. 9 is a cross-sectional view illustrating a method of forming a protruding portion on an exterior part.
【図１０】瓶栓の他の実施例を示す断面図である。FIG. 10 is a sectional view showing another embodiment of the bottle stopper.
【図１１】図１０のＢ−Ｂ線に沿う断面図である。11 is a sectional view taken along the line BB of FIG.
【図１２】窪み部を形成する方法の具体例を示す断面図
である。FIG. 12 is a cross-sectional view showing a specific example of a method for forming a depression.
【図１３】瓶栓の他の実施例を示す断面図である。FIG. 13 is a sectional view showing another embodiment of the bottle stopper.
【図１４】瓶栓の瓶口部への他の止め構造を示す断面図
である。FIG. 14 is a cross-sectional view showing another stopper structure for the bottle stopper of the bottle stopper.
【図１５】図９の止め構造を示す斜視図である。FIG. 15 is a perspective view showing the stopper structure of FIG. 9;
【図１６】従来の瓶栓の構成を示す断面図である。FIG. 16 is a cross-sectional view showing a configuration of a conventional bottle stopper.
【図１７】従来の他の瓶栓の構成を示す断面図である。FIG. 17 is a cross-sectional view showing the configuration of another conventional bottle stopper.
【図１８】従来の他の瓶栓の構成を示す断面図である。FIG. 18 is a cross-sectional view showing the configuration of another conventional bottle stopper.
１ 瓶 ２ 瓶本体 ２０ 瓶口部 ３ 瓶栓 ４ 内栓部 ４２ 凹溝 ５ 外装部 ５０ 凹部 ５２ 突出部 ６２ 第２の突出部 ６４ 窪み部 ６５ 突起部 DESCRIPTION OF SYMBOLS 1 Bottle 2 Bottle main body 20 Bottle mouth part 3 Bottle stopper 4 Inner stopper part 42 Depression groove 5 Exterior part 50 Depression 52 Projection part 62 Second projection part 64 Depression part 65 Projection part
Claims (6)
栓部と、この内栓部の外形に適合する形状の凹部を有す
るガラス製の外装部とで構成され、 前記外装部の凹部の内周面には、開口端の位置に、突出
部が一体に形成されるとともに、内栓部の外周面には、
前記突出部と係合する凹溝が周設されており、 前記内栓部を前記外装部の凹部内へ嵌入し、その嵌入時
に前記突出部を凹溝内へ係入して、内栓部と外装部とを
一体結合して成る瓶栓。1. An outer cap made of a synthetic resin to be placed over a bottle mouth of a bottle, and a glass outer part having a concave portion having a shape adapted to the outer shape of the inner plug. On the inner peripheral surface of the concave portion, a projection is integrally formed at the position of the opening end, and on the outer peripheral surface of the inner plug portion,
A concave groove for engaging with the protruding portion is provided around the inner plug portion; the inner plug portion is fitted into the concave portion of the exterior portion; at the time of the fitting, the protruding portion is engaged in the concave groove; A bottle stopper that is formed by integrally combining a container and an exterior part.
内栓部を型成形する内栓部成形工程と、 この内栓部の外形に適合する形状の凹部を有し、その凹
部の開口端面に盛り上がり部分を有するガラス製の外装
部を型成形する外装部成形工程と、 前記外装部の盛り上がり部を加熱溶融させて凹部内へ導
くことにより凹部の内周面の開口端の位置に突出部を一
体に形成する抜止め形成工程と、 前記内栓部を前記外装部の凹部内へ嵌入し、その嵌入時
に前記突出部を凹溝内へ係入して、内栓部と外装部とを
一体結合する結合工程とを実施して瓶栓を製造すること
を特徴とする瓶栓の製法。2. An inner plug forming step of molding a synthetic resin inner plug having a concave groove formed on an outer peripheral surface thereof, and a concave portion having a shape adapted to the outer shape of the inner plug portion. An exterior part forming step of molding a glass exterior part having a raised part on the opening end face of the concave part, and heating and melting the raised part of the external part to guide the inside of the concave part into the concave part on the inner peripheral surface of the concave part. A stopper forming step of integrally forming a protruding portion at a position, and fitting the inner plug portion into a concave portion of the exterior portion, engaging the protruding portion into the concave groove at the time of the fitting, and forming an inner plug portion. Producing a bottle stopper by performing a joining step of integrally joining an exterior part.
栓部と、この内栓部の外形に適合する形状の凹部を有す
るガラス製の外装部とで構成され、 前記外装部の凹部の内周面には、開口端の位置とその奥
の位置とに、第１、第２の各突出部がそれぞれ一体に形
成されるとともに、内栓部の外周面には、第１の突出部
と係合する凹溝が周設されており、 前記内栓部を前記外装部の凹部内へ嵌入し、その嵌入時
に第１の突出部を凹溝内へ係入して、内栓部と外装部と
を一体結合して成る瓶栓。3. An inner plug made of a synthetic resin to be placed over a bottle mouth of a bottle, and a glass outer part having a concave portion having a shape adapted to the outer shape of the inner plug. First and second projections are integrally formed on the inner peripheral surface of the concave portion at the position of the open end and at a position behind the open end, and the first peripheral portion of the inner plug portion has the first and second protrusions. A concave groove engaging with the projecting portion is provided around the inner plug portion; the inner plug portion is fitted into the concave portion of the exterior portion; A bottle stopper that is formed by integrally joining a part and an exterior part.
内栓部を型成形する内栓部成形工程と、 この内栓部の外形に適合する形状の凹部を有し、その凹
部の開口端面に盛り上がり部分を有するガラス製の外装
部を型成形する外装部成形工程と、 前記外装部の盛り上がり部を加熱溶融させて凹部内へ導
くことにより凹部の内周面の開口端の位置に第１の突出
部を一体に形成する第１の抜止め形成工程と、 前記外装部の開口端を加圧することにより凹部の内周面
の第１の突出部より奥の位置に第２の突出部を一体に形
成する第２の抜止め形成工程と、 前記内栓部を前記外装部の凹部内へ嵌入し、その嵌入時
に第１の突出部を凹溝内へ係入して、内栓部と外装部と
を一体結合する結合工程とを実施して瓶栓を製造するこ
とを特徴とする瓶栓の製法。4. An inner plug forming step of molding an inner plug made of synthetic resin having a concave groove formed on an outer peripheral surface thereof, and a concave having a shape adapted to the outer shape of the inner plug. An exterior part forming step of molding a glass exterior part having a raised part on the opening end face of the concave part, and heating and melting the raised part of the external part to guide the inside of the concave part into the concave part on the inner peripheral surface of the concave part. A first stopper forming step of integrally forming a first protrusion at a position, and a second step at a position deeper than the first protrusion on the inner peripheral surface of the concave portion by pressing an open end of the exterior portion. A second stopper formation step of integrally forming the protrusion of the inner plug portion, the inner plug portion is fitted into the concave portion of the exterior portion, and the first protrusion portion is engaged in the concave groove at the time of the fitting. Producing a bottle stopper by performing a joining step of integrally joining an inner stopper part and an outer part to produce a bottle stopper.
栓部と、この内栓部の外形に適合する形状の凹部を有す
るガラス製の外装部とで構成され、 前記外装部の凹部の内周面には、開口端の位置に、突出
部が一体に形成されるとともに前記突出部より奥の位置
に窪み部が形成され、内栓部の外周面には、前記突出部
と係合する凹溝が周設されるとともに前記窪み部と係合
する突起部が一体に形成されており、 前記内栓部を前記外装部の凹部内へ嵌入し、その嵌入時
に前記突出部を凹溝内へ係入しかつ前記窪み部内に突起
部を係入して、内栓部と外装部とを一体結合して成る瓶
栓。5. An inner plug made of a synthetic resin to be put on a bottle mouth of a bottle, and a glass outer part having a concave portion having a shape conforming to the outer shape of the inner plug. On the inner peripheral surface of the concave portion, at the position of the opening end, a protruding portion is integrally formed and a recess portion is formed at a position deeper than the protruding portion, and on the outer peripheral surface of the inner plug portion, the protruding portion is formed. A concave groove for engaging is provided around the protrusion, and a protrusion for engaging with the concave portion is integrally formed. The inner plug is fitted into the concave portion of the exterior portion, and the fitting portion is inserted when the fitting is performed. A bottle stopper formed by integrally engaging an inner plug part and an outer part, wherein the inner plug part and the outer part are engaged with each other in the concave groove and in the recess.
体に形成された合成樹脂製の内栓部を型成形する内栓部
成形工程と、 この内栓部の外形に適合する形状の凹部を有し、その凹
部の開口端面には盛り上がり部分、凹部の内周面には窪
み部を有するガラス製の外装部を型成形する外装部成形
工程と、 前記外装部の盛り上がり部を加熱溶融させて凹部内へ導
くことにより凹部の内周面の開口端の位置に突出部を一
体に形成する抜止め形成工程と、 前記内栓部を前記外装部内の凹部内へ嵌入し、その嵌入
時に前記突出部を凹溝内へ係入しかつ前記窪み部に突起
部を係入して、内栓部と外装部とを一体結合する結合工
程とを実施して瓶栓を製造することを特徴とする瓶栓の
製法。6. An inner plug forming step of molding a synthetic resin inner plug having a concave groove formed on an outer peripheral surface thereof and a projection integrally formed, and adapted to an outer shape of the inner plug. An exterior part forming step of molding a glass exterior part having a concave portion having a concave portion on the opening end surface of the concave portion and an inner peripheral surface of the concave portion, and a convex portion of the external portion. A step of forming a protrusion integrally at the position of the opening end of the inner peripheral surface of the concave portion by heating and melting and guiding it into the concave portion; and fitting the inner plug portion into the concave portion in the exterior portion, Manufacturing the bottle stopper by engaging the protrusion into the concave groove and engaging the protrusion into the recess at the time of fitting, and performing a joining step of integrally joining the inner plug part and the exterior part. A method for producing a bottle stopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21940699A JP4450896B2 (en) | 1998-09-22 | 1999-08-03 | Bottle stopper manufacturing |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10-267907 | 1998-09-22 | ||
| JP26790798 | 1998-09-22 | ||
| JP21940699A JP4450896B2 (en) | 1998-09-22 | 1999-08-03 | Bottle stopper manufacturing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000159248A true JP2000159248A (en) | 2000-06-13 |
| JP4450896B2 JP4450896B2 (en) | 2010-04-14 |
Family
ID=26523099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21940699A Expired - Fee Related JP4450896B2 (en) | 1998-09-22 | 1999-08-03 | Bottle stopper manufacturing |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4450896B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021020684A (en) * | 2019-07-25 | 2021-02-18 | 日本耐酸壜工業株式会社 | Glass container |
| JP2022019223A (en) * | 2020-07-17 | 2022-01-27 | 共同印刷株式会社 | Double cap |
-
1999
- 1999-08-03 JP JP21940699A patent/JP4450896B2/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021020684A (en) * | 2019-07-25 | 2021-02-18 | 日本耐酸壜工業株式会社 | Glass container |
| JP7212366B2 (en) | 2019-07-25 | 2023-01-25 | 日本耐酸壜工業株式会社 | glass container |
| JP2022019223A (en) * | 2020-07-17 | 2022-01-27 | 共同印刷株式会社 | Double cap |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4450896B2 (en) | 2010-04-14 |
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