JP2020172315A - Pouring spout, pouring spout with stopper member, and pouring spout with cap - Google Patents

Pouring spout, pouring spout with stopper member, and pouring spout with cap Download PDF

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JP2020172315A
JP2020172315A JP2019076397A JP2019076397A JP2020172315A JP 2020172315 A JP2020172315 A JP 2020172315A JP 2019076397 A JP2019076397 A JP 2019076397A JP 2019076397 A JP2019076397 A JP 2019076397A JP 2020172315 A JP2020172315 A JP 2020172315A
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spout
piece
stopper
pouring
tip
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JP7381217B2 (en
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小野 松太郎
Matsutaro Ono
松太郎 小野
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Fujimori Kogyo Co Ltd
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Abstract

To provide a technique for stably maintaining a position in a direction of insertion into a mouth neck part of a pouring cylinder part and a posture of the insertion adaptively to the size of the mouse neck part of a container to be filled such as a bottle container to be filled with contents from a refilling container with respect to a pouring spout provided to the refilling container etc.SOLUTION: There are provided: a pouring spout 10 which has a spout body 20 including a fitting part 21 fitted to a container containing contents and a pouring cylinder part 22 protruded from the fitting part 21, and having a contents flow passage 25 formed having a pouring opening 25b at a tip side of the pouring cylinder part 22, and an outer sleeve 30 fitted around the pouring cylinder part 22 movably along its axis, and also has, at a side part of a base end of the outer sleeve 30, a tapered stopper projection part 32 increasing in protrusion size toward the base end thereof; a pouring spout with a stopper member; and a pouring spout with a cap.SELECTED DRAWING: Figure 1

Description

本発明は、詰め替え容器等に好適に用いることができる注出用スパウト、ストッパ部材付き注出用スパウト、キャップ付き注出用スパウトに関する。 The present invention relates to a spout for pouring, a spout for pouring with a stopper member, and a spout for pouring with a cap, which can be suitably used for a refill container or the like.

醤油等の液体調味料や液体洗剤等のトイレタリー商品は、樹脂製の包装容器に内容物を収容した商品の他に、補充用の内容物が収容された詰め替え容器を提供することが多く行なわれている。
繰り返し使用する包装容器にはボトル形のもの(以下、ボトル容器、とも言う)がある。ボトル容器の内容物補充のために提供される詰め替え容器は内容物注出用の注出筒を有し、この注出筒をボトル容器の口首部に単に差し込んで詰め替えを行うものが従来一般的であった。この詰め替え容器は、近年、詰め替え時の漏れ防止や作業性向上のために、先端が閉鎖され且つ周壁に注出口が開口された有天筒状の注出筒と、注出筒に注出筒軸線方向に移動可能に外挿されたリング状の可動部材とを備え、可動部材の注出筒軸線方向への移動によって注出筒の注出口が開閉される注出用スパウトを有するものが提案されている(例えば特許文献1)。
For liquid seasonings such as soy sauce and toiletry products such as liquid detergents, in addition to products in which the contents are contained in a resin packaging container, refill containers containing the contents for replenishment are often provided. ing.
Some packaging containers that are used repeatedly are bottle-shaped (hereinafter, also referred to as bottle containers). The refill container provided for refilling the contents of the bottle container has a dispenser for dispensing the contents, and it is conventionally common to simply insert this dispenser into the mouth of the bottle container for refilling. Met. In recent years, this refill container has a celestial cylinder-shaped pouring cylinder with a closed tip and an opening at the peripheral wall to prevent leakage during refilling and improve workability, and a pouring cylinder for the pouring cylinder. It is proposed to have a ring-shaped movable member extrapolated so as to be movable in the axial direction, and to have a spout for pouring in which the pouring outlet of the pouring cylinder is opened and closed by moving the movable member in the pouring cylinder axial direction. (For example, Patent Document 1).

特許文献1に開示される詰め替え容器の注出用スパウトの可動部材は、注出筒に外挿され注出筒に対するその軸線方向への移動によって注出筒周壁の注出口を開閉する筒状の注出口閉鎖部と、注出口閉鎖部外周からフランジ状に張り出す連結部と、連結部の外周部に形成されボトル容器の口首部に押し当てられる押し当て部と、連結部の外周部に突出形成されボトル容器の口首部の内又は外周面に係合する位置決め係合部とを有している。
特許文献1に開示される詰め替え容器の注出用スパウトは、可動部材の注出口閉鎖部を注出筒先端部に配置して注出口を閉鎖することで詰め替え容器の内容物が外気に触れることを防止できる。
The movable member of the pouring spout of the refill container disclosed in Patent Document 1 is a tubular shape that is externally inserted into the pouring cylinder and opens and closes the spout of the peripheral wall of the pouring cylinder by moving in the axial direction with respect to the pouring cylinder. The spout closing part, the connecting part protruding from the outer periphery of the spout closing part in a flange shape, the pressing part formed on the outer periphery of the connecting part and pressed against the mouth of the bottle container, and the protruding part on the outer periphery of the connecting part. It has a positioning engaging portion that is formed and engages with the inner or outer peripheral surface of the mouth portion of the bottle container.
In the refillable container spout disclosed in Patent Document 1, the contents of the refillable container come into contact with the outside air by arranging the spout closing portion of the movable member at the tip of the pouring cylinder and closing the spout. Can be prevented.

この注出用スパウトは、可動部材の注出口閉鎖部によって注出口を閉鎖し、内容物の注出口からの漏れを防止した状態で、ボトル容器の口首部にその上方から可動部材の押し当て部を押し当てるとともに可動部材の位置決め係合部を口首部の内周面または外周面に係合させることができる。また、この注出用スパウトは、可動部材の押し当て部をボトル容器の口首部に押し当て、可動部材の位置決め係合部を口首部の内周面または外周面に係合させた状態で、注出筒を可動部材に対して下方へ移動し可動部材から下方へ突出させて口首部内に挿入し、注出筒周壁の注出口を口首部内にて開放させることで、詰め替え容器内の内容物を注出筒を通じてボトル容器に充填できるように構成されている。 In this spout for pouring, the spout is closed by the spout closing portion of the movable member to prevent leakage of the contents from the spout, and the movable member is pressed against the mouth of the bottle container from above. The positioning engaging portion of the movable member can be engaged with the inner peripheral surface or the outer peripheral surface of the mouth portion. Further, in this dispensing spout, the pressing portion of the movable member is pressed against the mouth portion of the bottle container, and the positioning engaging portion of the movable member is engaged with the inner peripheral surface or the outer peripheral surface of the mouth portion. By moving the injection cylinder downward with respect to the movable member, projecting it downward from the movable member, inserting it into the mouth, and opening the injection port on the peripheral wall of the injection cylinder in the mouth, the inside of the refill container It is configured so that the contents can be filled into a bottle container through a pouring cylinder.

特開2014−80218号公報Japanese Unexamined Patent Publication No. 2014-80218

上述の従来構成の注出用スパウトは、ボトル容器の口首部にその上方から可動部材の押し当て部を押し当てるとともに可動部材の位置決め係合部を口首部の内周面または外周面に係合させることで、可動部材の押し当て部が口首部の開口周縁部に当接した状態が安定に維持される。
しかしながら、従来構成の注出用スパウトは、その構造上、可動部材の位置決め係合部のサイズがボトル容器の口首部の内周面または外周面に適合しなければ、口首部の開口周縁部に対する可動部材の押し当て部の当接状態の安定維持が困難である。このため、従来構成の注出用スパウトは、ボトル容器の口首部の内周面または外周面のサイズ毎に適合サイズの位置決め係合部を有する可動部材を使用して組み立てる必要がある。
In the above-mentioned conventional pouring spout, the pressing portion of the movable member is pressed against the mouth portion of the bottle container from above, and the positioning engaging portion of the movable member is engaged with the inner peripheral surface or the outer peripheral surface of the mouth portion. By doing so, the state in which the pressing portion of the movable member is in contact with the opening peripheral portion of the mouth portion is stably maintained.
However, due to the structure of the conventional pouring spout, if the size of the positioning engaging portion of the movable member does not match the inner peripheral surface or the outer peripheral surface of the mouth portion of the bottle container, the spout for pouring has the opening peripheral portion of the mouth portion. It is difficult to maintain a stable contact state of the pressing portion of the movable member. For this reason, the spout for pouring of the conventional configuration needs to be assembled by using a movable member having a positioning engaging portion of a suitable size for each size of the inner peripheral surface or the outer peripheral surface of the mouth portion of the bottle container.

本発明の態様が解決しようとする課題は、詰め替え容器から内容物を充填するボトル容器等の充填対象容器の口首部のサイズに対応して注出筒部の口首部に対する挿入方向の位置及び挿入向きを安定維持できる注出用スパウト、ストッパ部材付き注出用スパウト、キャップ付き注出用スパウトを提供することである。 The problem to be solved by the aspect of the present invention is the position and insertion of the pouring cylinder with respect to the mouth of the filling container such as a bottle container for filling the contents from the refill container according to the size of the mouth. It is to provide a spout for pouring that can maintain a stable orientation, a spout for pouring with a stopper member, and a spout for pouring with a cap.

上記課題を解決するために、本発明では以下の態様を提供する。
第1の態様の注出用スパウトは、内容物が収容される容器に取り付けられる取付部及び前記取付部から突出された注出筒部を含むスパウト本体と、前記スパウト本体の前記注出筒部にその軸線方向に移動可能に外挿された外側スリーブとを有し、前記スパウト本体は、前記取付部と、前記注出筒部と、前記注出筒部から突出された支持片部によって支持され前記注出筒部からその先端側に離間した位置に形成された嵌合部を前記外側スリーブの先端部内側に嵌合させることで前記外側スリーブの先端部内側を封止する封止突部と、前記注出筒部の内側を含み前記取付部を貫通し且つ前記封止突部の前記嵌合部と前記注出筒部の先端との間に確保された注出口を含んで形成された内容物流路とを有し、前記外側スリーブは、前記スパウト本体に外挿され前記封止突部の前記嵌合部が先端部に脱着可能に嵌合される筒状のスリーブ本体と、前記スリーブ本体の基端部外周に突出形成され前記スリーブ本体を挿入した容器口首部の先端に当接されることで前記スリーブ本体の前記容器口首部に対する挿入方向の変位を規制するストッパ突部とを有し、前記ストッパ突部は前記スリーブ本体の基端側へ行くにしたがって前記スリーブ本体からの突出寸法が増大するテーパ状に形成されている。
上述の注出用スパウトは、前記ストッパ突部にその側面から窪んで形成された通気路出口溝と、前記ストッパ突部を先端に当接させた前記容器口首部の内側の注出口流路とが連通するとき、前記容器口首部の内周面と前記外側スリーブの前記容器口首部内に挿入された部分の外周面との間のクリアランス及び前記通気路出口溝によって構成される通気路が確保される構成も採用可能である。
第2の態様のストッパ部材付き注出用スパウトは、上述の注出用スパウトと、前記スパウト本体の前記取付部における前記注出筒部の先端とは逆の基端の周囲に位置する部分あるいは前記注出筒部の側面に突出する突部であるストッパ受け部と前記スパウト本体の前記嵌合部に先端部を嵌合させた前記外側スリーブとの間に確保されるストッパ配置領域に設けられて前記外側スリーブの前記注出筒部の基端側への移動を規制するストッパ部材とを有し、前記ストッパ部材は前記注出筒部の軸線に垂直の向きの引き抜き力によって前記ストッパ配置領域から抜き去り可能である。
第3の態様のキャップ付き注出用スパウトは、上述のストッパ部材付き注出用スパウトと、前記外側スリーブを収容して前記注出用スパウトに脱着可能に装着されるオーバーキャップとを有し、前記オーバーキャップは、前記外側スリーブを収容可能な筒壁部と、前記筒壁部の先端側を塞ぐ先端壁部とを有し、前記筒壁部の前記先端壁部とは逆の基端の開口部から前記注出用スパウトの前記外側スリーブ及び前記ストッパ部材における前記ストッパ配置領域に設けられる部分である介装片を収容可能、且つ前記介装片を収容した前記筒壁部によって前記介装片が前記ストッパ配置領域に配置された状態を維持可能とされている。
前記ストッパ部材は、前記介装片と、前記介装片に突出形成され前記注出用スパウトの前記ストッパ配置領域に配置された前記介装片から前記ストッパ配置領域の側方へ突出状態に配置される取っ手片とを有し、前記オーバーキャップの前記筒壁部には前記ストッパ部材の前記取っ手片の少なくとも一部が挿入される取っ手片挿入スリットが前記筒壁部の基端から先端に向かって延在形成されていても良い。
前記ストッパ部材の前記取っ手片は,前記介装片から突出された基片部と、基片部の前記介装片とは逆側の突端からその側方へ突出された張り出し片部とを有し、前記オーバーキャップの前記取っ手片挿入スリットは前記筒壁部の基端側から前記ストッパ部材の前記取っ手片の前記基片部を挿脱可能であり、前記取っ手片の前記基片部が前記オーバーキャップの前記取っ手片挿入スリットに挿入されたときに、前記基片部からその側方へ突出された前記介装片の根元部と前記張り出し片部との間のクリアランスに前記側壁部の一部が挿入される構成であっても良い。
前記ストッパ部材は、前記取っ手片から延出されて前記スパウト本体の前記注出筒部を脱着可能に保持する一対の介装片を有しても良い。
In order to solve the above problems, the present invention provides the following aspects.
The pouring spout of the first aspect includes a spout main body including a mounting portion attached to a container in which the contents are housed, a pouring cylinder portion protruding from the mounting portion, and the pouring cylinder portion of the spout body. It has an outer sleeve that is extrapolated so as to be movable in the axial direction thereof, and the spout body is supported by the mounting portion, the dispensing cylinder portion, and a support piece portion protruding from the dispensing cylinder portion. A sealing protrusion that seals the inside of the tip of the outer sleeve by fitting the fitting portion formed at a position separated from the dispensing cylinder portion to the tip side thereof inside the tip of the outer sleeve. And, including the inside of the pouring cylinder portion, penetrating the mounting portion, and including the spout port secured between the fitting portion of the sealing protrusion and the tip of the pouring cylinder portion. The outer sleeve has a tubular sleeve body that is extrapolated to the spout body and the fitting portion of the sealing protrusion is detachably fitted to the tip portion. A stopper protrusion that is formed so as to protrude from the outer periphery of the base end portion of the sleeve body and abuts on the tip of the container mouth portion into which the sleeve body is inserted to regulate the displacement of the sleeve body with respect to the container mouth portion in the insertion direction. The stopper protrusion is formed in a tapered shape in which the protrusion dimension from the sleeve body increases toward the base end side of the sleeve body.
The above-mentioned spout for pouring includes an air passage outlet groove formed by recessing the stopper protrusion from the side surface thereof, and a spout flow path inside the container mouth portion in which the stopper protrusion is brought into contact with the tip. When communicating with each other, a clearance between the inner peripheral surface of the container mouth portion and the outer peripheral surface of the portion of the outer sleeve inserted into the container mouth portion and an air passage formed by the air passage outlet groove are secured. The configuration to be used can also be adopted.
The pouring spout with a stopper member of the second aspect is a portion located around the above-mentioned pouring spout and a base end opposite to the tip of the pouring cylinder portion in the mounting portion of the spout body. It is provided in the stopper arrangement area secured between the stopper receiving portion which is a protrusion protruding from the side surface of the dispensing cylinder portion and the outer sleeve whose tip portion is fitted to the fitting portion of the spout body. The outer sleeve has a stopper member that regulates the movement of the dispenser cylinder portion toward the base end side, and the stopper member has a stopper arrangement region due to a pulling force in a direction perpendicular to the axis of the dispenser cylinder portion. Can be removed from.
The capped pouring spout of the third aspect includes the above-mentioned pouring spout with a stopper member and an overcap that accommodates the outer sleeve and is detachably attached to the pouring spout. The overcap has a cylinder wall portion capable of accommodating the outer sleeve and a tip wall portion that closes the tip end side of the cylinder wall portion, and has a base end opposite to the tip wall portion of the cylinder wall portion. The intervention can be accommodated from the opening, which is a portion provided in the stopper arrangement region of the outer sleeve of the ejection spout and the stopper member, and the intervention is provided by the cylinder wall portion accommodating the inclusion. It is possible to maintain the state in which the piece is arranged in the stopper arrangement area.
The stopper member is arranged in a protruding state from the interposition piece and the interposition piece formed so as to protrude from the interposition piece and arranged in the stopper arrangement region of the ejection spout to the side of the stopper arrangement region. A handle piece insertion slit into which at least a part of the handle piece of the stopper member is inserted into the cylinder wall portion of the overcap is directed from the base end to the tip of the cylinder wall portion. It may be extended and formed.
The handle piece of the stopper member has a base piece portion protruding from the interposition piece and an overhanging piece portion of the base piece portion protruding from a protruding end opposite to the interposition piece to the side thereof. The handle piece insertion slit of the overcap can insert and remove the base piece portion of the handle piece of the stopper member from the base end side of the cylinder wall portion, and the base piece portion of the handle piece is said. When inserted into the handle piece insertion slit of the overcap, one of the side wall portions has a clearance between the root portion of the intercalating piece protruding laterally from the base piece portion and the overhanging piece portion. The structure may be such that the portion is inserted.
The stopper member may have a pair of interposing pieces that extend from the handle piece and hold the pouring cylinder portion of the spout body in a detachable manner.

本発明によれば、ボトル容器等の充填対象容器の口首部のサイズに対応して注出筒部の口首部に対する挿入方向の位置及び挿入向きを安定維持できる。 According to the present invention, the position and the insertion direction of the pouring cylinder with respect to the mouth can be stably maintained according to the size of the mouth of the container to be filled such as a bottle container.

本発明の1実施形態に係る注出用スパウトの充填対象容器の口首部に対する挿入状態を示す正断面図である。It is a front sectional view which shows the insertion state with respect to the mouth part of the container to be filled of the spout for pouring which concerns on one Embodiment of this invention. 図1の注出用スパウトのスパウト本体の内容物流路の注出口を開放させた状態を示す正断面図である。FIG. 5 is a front sectional view showing a state in which the spout of the content flow path of the spout body of the spout for pouring of FIG. 1 is opened. 図1の注出用スパウトを用いて組み立てたストッパ部材付きスパウトとオーバーキャップとで構成されるキャップ付き注出用スパウトを示す分解斜視図である。It is an exploded perspective view which shows the spout for pouring with a cap composed of the spout with a stopper member and the overcap assembled by using the spout for pouring of FIG. 図3のキャップ付き注出用スパウトについて、ストッパ部材付きスパウトを分解して示して分解斜視図である。It is an exploded perspective view which shows the spout with a stopper member disassembled about the spout for pouring with a cap of FIG. 図3のキャップ付き注出用スパウトの組み立て状態を示す正断面図である。It is a front sectional view which shows the assembled state of the spout for pouring with a cap of FIG. 図5のA−A線矢視断面図であり、注出用スパウトのストッパ配置領域に配置されたストッパ部材の介装片とスパウト本体の注出筒部との関係を示す図である。FIG. 5 is a cross-sectional view taken along the line AA of FIG. 5 and is a diagram showing a relationship between an intervening piece of a stopper member arranged in a stopper arrangement region of a spout for dispensing and a dispensing cylinder portion of a spout main body. 図5におけるオーバーキャップの係合突起とスパウト本体のストッパ受け部との係合状態を示す正断面図である。FIG. 5 is a front sectional view showing an engaged state between the engaging protrusion of the overcap and the stopper receiving portion of the spout body in FIG.

以下、本発明の実施形態につき、図面を参照して説明する。
なお、以下の説明に用いる各図面では、各部材を認識可能な大きさとするため、各部材の縮尺を適宜変更している。
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
In each drawing used in the following description, the scale of each member is appropriately changed in order to make each member recognizable.

図1、図2は、本発明の1実施形態の注出用スパウト10を示す。
また、図3は、注出用スパウト10と注出用スパウト10に脱着可能に装着されるストッパ部材40とを有するストッパ部材付き注出用スパウト10A、及びストッパ部材付き注出用スパウト10Aとストッパ部材付き注出用スパウト10Aに脱着可能に取り付けられるオーバーキャップ50とを有するキャップ付き注出用スパウト10Bを示す。
図4は、注出用スパウト10、ストッパ部材付き注出用スパウト10A、キャップ付き注出用スパウト10Bを示す分解斜視図である。
1 and 2 show a spout 10 for pouring according to one embodiment of the present invention.
Further, FIG. 3 shows a spout 10A for dispensing with a stopper member having a spout 10 for dispensing and a stopper member 40 detachably attached to the spout 10 for dispensing, and a spout 10A for dispensing with a stopper member and a stopper. The spout 10B with a cap having an overcap 50 detachably attached to the spout 10A with a member is shown.
FIG. 4 is an exploded perspective view showing a spout for dispensing 10, a spout for dispensing with a stopper member 10A, and a spout for dispensing with a cap 10B.

図1、図2に示すように、この実施形態の注出用スパウト10は、詰め替え容器110の容器部111(容器)に取り付けられた取付部21及び取付部21から突出された注出筒部22を含むスパウト本体20と、スパウト本体20の注出筒部22にその軸線方向に移動可能に外挿された外側スリーブ30とを有する。 As shown in FIGS. 1 and 2, the dispensing spout 10 of this embodiment has a mounting portion 21 attached to the container portion 111 (container) of the refill container 110 and a dispensing cylinder portion protruding from the mounting portion 21. It has a spout main body 20 including 22 and an outer sleeve 30 extrapolated to the pouring cylinder portion 22 of the spout main body 20 so as to be movable in the axial direction thereof.

なお、本明細書において、注出用スパウト10について、スパウト本体20の取付部21側を基端側、取付部21から突出する注出筒部22の先端(突端)側を先端側、として説明する。スパウト本体20及び外側スリーブ30についても、注出用スパウト10基端側を基端側、注出用スパウト10先端側を先端側、として説明する。
また、注出用スパウト10について、スパウト本体20の筒状の注出筒部22の軸線方向を、軸線方向、あるいはスパウト軸線方向とも言う。
In this specification, the spout for dispensing 10 is described with the attachment portion 21 side of the spout body 20 as the base end side and the tip end (protruding end) side of the injection cylinder portion 22 protruding from the attachment portion 21 as the tip end side. To do. The spout body 20 and the outer sleeve 30 will also be described with the dispensing spout 10 base end side as the base end side and the dispensing spout 10 tip end side as the tip side.
Further, regarding the pouring spout 10, the axial direction of the tubular pouring cylinder portion 22 of the spout main body 20 is also referred to as an axial direction or a spout axial direction.

図1〜図4に示す注出用スパウト10のスパウト本体20、外側スリーブ30、及び図3、図4に示すストッパ部材40、オーバーキャップ50は、それぞれ合成樹脂製の一体成形品である。
図1〜図4に示す注出用スパウト10のスパウト本体20の注出筒部22は円筒状に形成されている。
図1〜図4に示す外側スリーブ30は、スパウト本体20の注出筒部22にその軸線方向に移動可能に外挿された円筒状のスリーブ本体31と、スリーブ本体31の基端部の周囲にリング状に突出形成されたストッパ突部32とを有する。ストッパ突部32は、外側スリーブ30基端側に行くにしたがってスリーブ本体31からの突出寸法が増大するテーパ状に突出形成されている。
The spout body 20, the outer sleeve 30, and the stopper member 40 and the overcap 50 shown in FIGS. 3 and 4 of the pouring spout 10 shown in FIGS. 1 to 4 are integrally molded products made of synthetic resin, respectively.
The pouring cylinder portion 22 of the spout body 20 of the pouring spout 10 shown in FIGS. 1 to 4 is formed in a cylindrical shape.
The outer sleeve 30 shown in FIGS. 1 to 4 has a cylindrical sleeve body 31 extrapolated to the ejection tube portion 22 of the spout body 20 so as to be movable in the axial direction thereof, and the periphery of the base end portion of the sleeve body 31. It has a stopper protrusion 32 formed so as to project in a ring shape. The stopper protrusion 32 is formed in a tapered shape in which the protrusion dimension from the sleeve body 31 increases toward the end side of the outer sleeve 30 base.

詰め替え容器110の容器部111の内部には、液体、粉体等の有体物からなる流体である内容物が収容される。液体の内容物には、例えば醤油等の液体調味料や液体洗剤、液体化粧品などを挙げることができる。粉体の内容物には、塩、砂糖、胡椒、顆粒状調味料、粉末洗剤などを挙げることができる。 Inside the container portion 111 of the refill container 110, a content that is a fluid composed of tangible materials such as liquid and powder is housed. Examples of the liquid content include liquid seasonings such as soy sauce, liquid detergents, and liquid cosmetics. Examples of the contents of the powder include salt, sugar, pepper, granular seasoning, powder detergent and the like.

図1、図2に示すように、スパウト本体20は、注出筒部22及び注出筒部22の先端側に設けられた封止突部24を含む注出用突部26を有する。注出用突部26は、スパウト本体20において注出筒部22及び注出筒部22を含み、取付部21から先端側に突出された部分の全体を指す。 As shown in FIGS. 1 and 2, the spout main body 20 has a pouring protrusion 26 including a pouring cylinder portion 22 and a sealing protrusion 24 provided on the tip end side of the pouring cylinder portion 22. The dispensing protrusion 26 includes the dispensing cylinder portion 22 and the dispensing cylinder portion 22 in the spout main body 20, and refers to the entire portion protruding toward the tip side from the mounting portion 21.

スパウト本体20には、容器部111内の内容物を注出用突部26先端部の側面において注出筒部22先端側に開口する注出口25bから注出させる内容物流路25が貫通形成されている。スパウト本体20は内容物流路25を含む。
内容物流路25は、注出筒部22の内側を含み且つ取付部21を貫通して形成されている。内容物流路25は、取付部21の注出筒部22側とは逆側の基端側の面21a(基端面)の中央部に開口する開口部である基端開口部25a、及びスパウト本体20の注出用突部26先端部の側面の注出口25bを含む。内容物流路25は、その一端の基端開口部25aから他端の注出口25bを含んでスパウト本体20に延在形成されている。
注出用スパウト10は、取付部21に開口された基端開口部25aから内容物流路25に流入された容器部111内の内容物を注出用突部26先端部側面に開口された内容物流路25の注出口25bから注出できる。
The spout body 20 is formed through a content flow path 25 that allows the contents in the container portion 111 to be poured out from the pouring outlet 25b that opens to the tip side of the pouring cylinder portion 22 on the side surface of the tip portion of the pouring protrusion 26. ing. The spout body 20 includes a content flow path 25.
The content flow path 25 is formed so as to include the inside of the dispensing cylinder portion 22 and to penetrate the mounting portion 21. The content flow path 25 includes a base end opening 25a, which is an opening that opens in the center of the base end side surface 21a (base end surface) on the side opposite to the dispensing cylinder 22 side of the mounting portion 21, and a spout body. Includes an injection port 25b on the side surface of the tip portion of the ejection protrusion 26 of 20. The content flow path 25 is formed extending from the base end opening 25a at one end to the spout main body 20 including the spout 25b at the other end.
The pouring spout 10 is a content in which the contents in the container portion 111 that has flowed into the content flow path 25 from the base end opening 25a opened in the mounting portion 21 are opened on the side surface of the tip portion of the pouring protrusion 26. It can be dispensed from the injection port 25b of the object flow path 25.

図1〜図4に示す外側スリーブ30のスリーブ本体31におけるストッパ突部32から先端側に延出する部分33を、以下、主筒部、あるいは外側スリーブ主筒部、とも言う。
図1、図2に示すように、注出用スパウト10を有する詰め替え容器110は、注出用スパウト10の外側スリーブ主筒部33及びその内側のスパウト本体20を包装容器120(充填対象容器)に突出形成された筒状の口首部121(容器口首部)に挿入して容器部111内の内容物を包装容器120に充填する充填作業に使用できる。
The portion 33 of the sleeve body 31 of the outer sleeve 30 shown in FIGS. 1 to 4 extending toward the tip end side from the stopper protrusion 32 is hereinafter also referred to as a main cylinder portion or an outer sleeve main cylinder portion.
As shown in FIGS. 1 and 2, the refill container 110 having the dispensing spout 10 includes the outer sleeve main cylinder portion 33 of the dispensing spout 10 and the spout body 20 inside the packaging container 120 (filling target container). It can be used for a filling operation in which the contents in the container portion 111 are filled in the packaging container 120 by inserting the contents into the tubular nose portion 121 (container mouth portion) formed so as to protrude from the container.

図1、図2、図4に示すように、スパウト本体20は、取付部21と、注出筒部22と、スパウト本体20に貫通形成された内容物流路25の内周面から突出されて内容物流路25を複数の分割流路25cに分割する流路仕切り壁23と、流路仕切り壁23から注出筒部22の先端(突端)側に突出形成された封止突部24とを有する。 As shown in FIGS. 1, 2, and 4, the spout body 20 is projected from the inner peripheral surface of the attachment portion 21, the dispensing cylinder portion 22, and the content flow path 25 formed through the spout body 20. A flow path partition wall 23 that divides the content flow path 25 into a plurality of divided flow paths 25c, and a sealing protrusion 24 that is formed so as to project from the flow path partition wall 23 toward the tip (protrusion) side of the dispensing cylinder 22. Have.

図1、図2に示すように、流路仕切り壁23は、内容物流路25におけるスパウト本体20の取付部21及び注出筒部22に位置する部分の内周面から突出され内容物流路25をその軸線に垂直の断面方向(以下、単に断面方向、とも言う)において複数の領域(分割流路25c)に分割する。流路仕切り壁23は、内容物流路25の取付部21及び注出筒部22に位置する部分の軸線方向全長にわたって形成されている。 As shown in FIGS. 1 and 2, the flow path partition wall 23 protrudes from the inner peripheral surface of the portion of the content flow path 25 located at the attachment portion 21 of the spout body 20 and the dispensing cylinder portion 22, and the content flow path 25. Is divided into a plurality of regions (divided flow paths 25c) in a cross-sectional direction perpendicular to the axis (hereinafter, also simply referred to as a cross-sectional direction). The flow path partition wall 23 is formed over the entire length in the axial direction of the portion of the content flow path 25 located at the attachment portion 21 and the dispensing cylinder portion 22.

図4、図6に示すように、スパウト本体20は、内容物流路25内に内容物流路25をその断面方向に2分割する流路仕切り壁23をひとつのみ有し、流路仕切り壁23によって内容物流路25内に2つの分割流路25cが形成された構成となっている。
但し、スパウト本体20は、内容物流路25が流路仕切り壁23によって2つの分割流路25cに分割された構成に限定されず、内容物流路25が流路仕切り壁23によって3以上の分割流路25cに分割された構成も採用可能である。
流路仕切り壁23は、分割流路25cの形成数に応じて、その形成数、形状(内容物流路25の軸線に垂直の断面形状)を適宜設定可能である。
As shown in FIGS. 4 and 6, the spout main body 20 has only one flow path partition wall 23 in the content flow path 25 that divides the content flow path 25 into two in the cross-sectional direction, and the flow path partition wall 23 The structure is such that two divided flow paths 25c are formed in the content flow path 25.
However, the spout body 20 is not limited to a configuration in which the content flow path 25 is divided into two divided flow paths 25c by the flow path partition wall 23, and the content flow path 25 is divided into three or more divided flows by the flow path partition wall 23. A configuration divided into roads 25c can also be adopted.
The number and shape of the flow path partition wall 23 (cross-sectional shape perpendicular to the axis of the content flow path 25) can be appropriately set according to the number of formed flow paths 25c.

図1、図2、図4に示すように、この実施形態の注出用スパウト10のスパウト本体20の流路仕切り壁23は、注出筒部22からその先端側(取付部21とは逆の側)へ延長、突出された突出先端部23aを有している。
封止突部24は、流路仕切り壁23の突出先端部23aにその先端側へ行くにしたがって径大となるテーパ円筒状に形成されたカバー壁部24aと、カバー壁部24aの流路仕切り壁23とは逆側の先端部の全周にわたって形成されたリング状の嵌合部24bとを有する。封止突部24のカバー壁部24a及び嵌合部24bは注出筒部22と同軸に形成されている。
スパウト本体20の封止突部24は流路仕切り壁23を介して注出筒部22に支持されている。流路仕切り壁23は封止突部24を注出筒部22に支持するための支持片部の役割を果たす。
As shown in FIGS. 1, 2, and 4, the flow path partition wall 23 of the spout body 20 of the dispensing spout 10 of this embodiment is from the dispensing cylinder portion 22 to the tip end side thereof (opposite to the mounting portion 21). It has a protruding tip portion 23a that extends and protrudes to the side of).
The sealing protrusion 24 has a cover wall portion 24a formed in a tapered cylindrical shape that increases in diameter toward the tip side of the protruding tip portion 23a of the flow path partition wall 23, and a flow path partition of the cover wall portion 24a. It has a ring-shaped fitting portion 24b formed over the entire circumference of the tip portion on the opposite side of the wall 23. The cover wall portion 24a and the fitting portion 24b of the sealing protrusion 24 are formed coaxially with the dispensing cylinder portion 22.
The sealing protrusion 24 of the spout body 20 is supported by the pouring cylinder 22 via the flow path partition wall 23. The flow path partition wall 23 serves as a support piece portion for supporting the sealing protrusion 24 on the pouring cylinder portion 22.

スパウト本体20の注出用突部26は、スパウト本体20において取付部21から先端側に突出された部分の全体を指す。
図1、図2、図4に示す注出用突部26は、注出筒部22と、流路仕切り壁23の取付部21からスパウト軸線方向における先端側に位置する部分と、封止突部24とを有して構成されている。
The pouring protrusion 26 of the spout body 20 refers to the entire portion of the spout body 20 protruding toward the tip side from the mounting portion 21.
The pouring protrusions 26 shown in FIGS. 1, 2 and 4 include a pouring cylinder portion 22, a portion located on the tip side in the spout axis direction from the mounting portion 21 of the flow path partition wall 23, and a sealing protrusion. It is configured to include a part 24.

図1に示すように、封止突部24の嵌合部24bは、外側スリーブ30の主筒部33の先端部内側に嵌合、密着可能なリング状に形成されている。封止突部24は、嵌合部24bを外側スリーブ30の主筒部33の先端部内側に嵌合させることで、外側スリーブ主筒部33の先端部内側全体を封止する。
なお、図2に示すように、嵌合部24bは、外側スリーブ主筒部33の先端部内側から離脱可能であり、外側スリーブ主筒部33の先端部内側に対して脱着可能に嵌合される。
As shown in FIG. 1, the fitting portion 24b of the sealing protrusion 24 is formed in a ring shape that can be fitted and adhered to the inside of the tip portion of the main cylinder portion 33 of the outer sleeve 30. The sealing protrusion 24 seals the entire inside of the tip portion of the outer sleeve main cylinder portion 33 by fitting the fitting portion 24b inside the tip portion of the main cylinder portion 33 of the outer sleeve 30.
As shown in FIG. 2, the fitting portion 24b can be detached from the inside of the tip portion of the outer sleeve main cylinder portion 33, and is detachably fitted to the inside of the tip portion of the outer sleeve main cylinder portion 33. To.

図1、図2、図4に示すように、封止突部24の嵌合部24bは、注出筒部22先端から取付部21とは逆の側(注出筒部22先端側)へ離間した所に形成されている。
スパウト本体20の内容物流路25は、注出筒部22先端と封止突部24との間に確保された領域(空間)である流路先端領域25dを含む。内容物流路25の注出口25bは、注出用突部26側面における注出筒部22先端と封止突部24の嵌合部24bとの間に開口する開口部である。
As shown in FIGS. 1, 2 and 4, the fitting portion 24b of the sealing protrusion 24 is moved from the tip of the dispensing cylinder 22 to the side opposite to the mounting portion 21 (the tip of the dispensing cylinder 22). It is formed at a distance.
The content flow path 25 of the spout body 20 includes a flow path tip region 25d which is a region (space) secured between the tip of the dispensing cylinder 22 and the sealing protrusion 24. The pouring outlet 25b of the content flow path 25 is an opening that opens between the tip of the pouring cylinder 22 and the fitting portion 24b of the sealing protrusion 24 on the side surface of the pouring protrusion 26.

図1、図2に示すように、外側スリーブ30は主筒部33の先端部内側全周に突出された嵌合受け部34を含む。
スパウト本体20の封止突部24の嵌合部24bは、具体的には、外側スリーブ30の嵌合受け部34内側に嵌合、密着可能に形成されている。
なお、封止突部24の嵌合部24bは、スパウト本体20の注出筒部22に比べて若干径小に形成されている。
As shown in FIGS. 1 and 2, the outer sleeve 30 includes a fitting receiving portion 34 projecting on the entire inner circumference of the tip portion of the main cylinder portion 33.
Specifically, the fitting portion 24b of the sealing protrusion 24 of the spout body 20 is formed so as to be fitted and adhered to the inside of the fitting receiving portion 34 of the outer sleeve 30.
The fitting portion 24b of the sealing protrusion 24 is formed to have a slightly smaller diameter than the dispensing cylinder portion 22 of the spout main body 20.

図1、図2、図4に示すように、スパウト本体20の注出用突部26は、注出筒部22の基端部の側面から突出された突部であるストッパ受け部27を有している。
図1、図2、図4に示すスパウト本体20のストッパ受け部27は、注出筒部22基端部の側面全周に突出するフランジ状に形成されている。
As shown in FIGS. 1, 2 and 4, the pouring protrusion 26 of the spout body 20 has a stopper receiving portion 27 which is a protruding portion protruding from the side surface of the base end portion of the pouring cylinder 22. are doing.
The stopper receiving portion 27 of the spout main body 20 shown in FIGS. 1, 2 and 4 is formed in a flange shape protruding from the entire side surface of the base end portion of the dispensing cylinder portion 22.

図2に示すように、外側スリーブ30は、スパウト本体20のストッパ受け部27に注出用突部26先端側から当接可能である。
外側スリーブ30は、その基端部がストッパ受け部27に注出用突部26先端側から突き当たる位置が、スパウト本体20に対する基端側への移動限界位置(基端側移動限界位置)となっている。
外側スリーブ30は、注出用突部26に対するスパウト軸線方向のスライド移動によって、スパウト本体20に対して、ストッパ受け部27に突き当たる基端側移動限界位置と、外側スリーブ主筒部33の先端部内側の嵌合受け部34がスパウト本体20の封止突部24の嵌合部24bに嵌合する嵌合位置とを切り換えることができる。
As shown in FIG. 2, the outer sleeve 30 can come into contact with the stopper receiving portion 27 of the spout main body 20 from the tip end side of the ejection protrusion 26.
The position where the base end portion of the outer sleeve 30 abuts against the stopper receiving portion 27 from the tip end side of the pouring protrusion 26 is the movement limit position toward the base end side with respect to the spout body 20 (base end side movement limit position). ing.
The outer sleeve 30 has a base end side movement limit position that abuts against the stopper receiving portion 27 and a tip portion of the outer sleeve main cylinder portion 33 with respect to the spout main body 20 by sliding movement in the spout axis direction with respect to the ejection protrusion 26. The fitting position where the inner fitting receiving portion 34 is fitted to the fitting portion 24b of the sealing protrusion 24 of the spout body 20 can be switched.

図4、図6に示すように、ストッパ部材40は、Cリング状に形成された介装片41と、介装片41に突出形成された取っ手片42とを有する。
取っ手片42は、Cリング状に湾曲して延在する介装片41の延在方向(湾曲周方向)中央部の湾曲外周側の側面に突出形成された基片部43と、基片部43の介装片41とは逆側の突端からその側方へ突出された張り出し片部44とを有する。
As shown in FIGS. 4 and 6, the stopper member 40 has a C-ring-shaped interposition piece 41 and a handle piece 42 projecting from the interposition piece 41.
The handle piece 42 includes a base piece portion 43 formed so as to project on the curved outer peripheral side surface of the central portion of the extension direction (curvature circumferential direction) of the intervening piece 41 that is curved and extends in a C-ring shape, and the base piece portion. It has an overhanging piece portion 44 projecting from a tip opposite to the interposing piece 41 of 43 to the side thereof.

図3、図5に示すように、介装片41は、スパウト本体20に対する嵌合位置に配置された外側スリーブ30と、スパウト本体20のストッパ受け部27との間に確保されるストッパ配置領域11に挿入配置可能である。
図5に示すように、介装片41のその湾曲中心の軸線(湾曲軸線)に沿う方向の寸法である高さ寸法41T(図4、図5参照)は、スパウト本体20に対する嵌合位置に配置された外側スリーブ30と、スパウト本体20のストッパ受け部27との間の離間距離ΔL(図1参照)と同等である。
As shown in FIGS. 3 and 5, the interposition piece 41 has a stopper arrangement area secured between the outer sleeve 30 arranged at the fitting position with respect to the spout body 20 and the stopper receiving portion 27 of the spout body 20. It can be inserted and arranged in 11.
As shown in FIG. 5, the height dimension 41T (see FIGS. 4 and 5), which is a dimension in the direction along the axis (curved axis) of the bending center of the interposition piece 41, is located at the fitting position with respect to the spout body 20. It is equivalent to the separation distance ΔL (see FIG. 1) between the arranged outer sleeve 30 and the stopper receiving portion 27 of the spout body 20.

図3、図5に示すように、スパウト本体20の注出筒部22におけるストッパ配置領域11に位置する部分22aを、以下、配置領域延在部、とも言う。
介装片41は、注出筒部22における配置領域延在部22aの外側に脱着可能に装着される。図5は、ストッパ部材40の介装片41が注出筒部22の配置領域延在部22aに装着され注出用スパウト10のストッパ配置領域11に配置された状態を示す。
ストッパ部材40は、介装片41を注出筒部22の配置領域延在部22aに装着し注出用スパウト10のストッパ配置領域11に配置することで、注出用スパウト10に装着される。また、ストッパ部材付き注出用スパウト10Aはストッパ部材40を注出用スパウト10に装着することで組み立て状態となる。
As shown in FIGS. 3 and 5, the portion 22a located in the stopper arrangement region 11 in the dispensing cylinder portion 22 of the spout main body 20 is hereinafter also referred to as an arrangement region extending portion.
The interposition piece 41 is detachably attached to the outside of the arrangement area extending portion 22a in the dispensing cylinder portion 22. FIG. 5 shows a state in which the interposition piece 41 of the stopper member 40 is attached to the arrangement area extending portion 22a of the injection cylinder portion 22 and is arranged in the stopper arrangement area 11 of the injection spout 10.
The stopper member 40 is attached to the pouring spout 10 by mounting the interposition piece 41 on the placement area extending portion 22a of the pouring cylinder portion 22 and arranging it in the stopper placement region 11 of the pouring spout 10. .. Further, the pouring spout 10A with a stopper member is put into an assembled state by attaching the stopper member 40 to the pouring spout 10.

図6に示すように、介装片41の湾曲内周側の湾曲半径は、注出筒部22の配置領域延在部22aの外径と同等になっている。
Cリング状に湾曲して延在する介装片41の延在方向(湾曲周方向)両端間の離間距離41Lは、注出筒部22の配置領域延在部22aの外径よりも小さい。介装片41は、取っ手片42の基片部43から両側に延出された延出部を弾性変形させ一対の延出部の先端間を一時的に拡げて注出筒部22の配置領域延在部22aに脱着される。
なお、介装片41における、取っ手片42の基片部43から両側に延出された延出部は、それぞれ、ストッパ配置領域11に配置される介装片として機能する。
As shown in FIG. 6, the radius of curvature of the intervening piece 41 on the curved inner peripheral side is equivalent to the outer diameter of the arrangement area extending portion 22a of the dispensing cylinder portion 22.
The separation distance 41L between both ends in the extending direction (curved circumferential direction) of the intervening piece 41 curved and extending in a C-ring shape is smaller than the outer diameter of the arrangement area extending portion 22a of the dispensing cylinder portion 22. The intervening piece 41 elastically deforms the extending portions extending from the base piece portion 43 of the handle piece 42 to both sides to temporarily widen the space between the tips of the pair of extending portions to temporarily widen the area between the tips of the pair of extending portions. It is attached to and detached from the extending portion 22a.
The extending portions of the interposing piece 41 extending from the base piece portion 43 of the handle piece 42 to both sides each function as an interposing piece arranged in the stopper arrangement region 11.

図6に示すように、介装片41の延在方向両端間の離間距離41Lは、例えば、注出筒部22の配置領域延在部22a外径の5〜40%に設定される。
但し、介装片41は、注出筒部22に装着していないとき、あるいは注出筒部22に装着したときに、延在方向両端が互いに接する構成も採用可能である。
また、介装片41は、注出筒部22に装着していないとき、あるいは注出筒部22に装着したときに、延在方向両端部の一方にその先端から窪んで形成された切欠部に、延在方向両端部の他方に形成された突片部が入り込む構成も採用可能である。
As shown in FIG. 6, the separation distance 41L between both ends of the intervening piece 41 in the extending direction is set to, for example, 5 to 40% of the outer diameter of the arrangement area extending portion 22a of the dispensing cylinder portion 22.
However, it is also possible to adopt a configuration in which both ends in the extending direction are in contact with each other when the interposition piece 41 is not attached to the dispensing cylinder portion 22 or is attached to the dispensing cylinder portion 22.
Further, when the interposition piece 41 is not attached to the dispensing cylinder portion 22 or is attached to the dispensing cylinder portion 22, the interposition piece 41 is formed by being recessed from the tip of both ends in the extending direction. It is also possible to adopt a configuration in which projecting pieces formed on the other end of both ends in the extending direction enter.

ストッパ部材40の介装片41は、ストッパ配置領域11に配置されることで、ストッパ本体20に対する嵌合位置に配置された外側スリーブ30の注出筒部22基端側への移動を規制する。
ストッパ配置領域11に配置された介装片41は、ストッパ本体20に対する嵌合位置に配置された外側スリーブ30が不用意に注出筒部22基端側へ押し込まれて、ストッパ本体20の内容物流路25の注出口25bが開放されることを防ぐ。
By arranging the interposition piece 41 of the stopper member 40 in the stopper arrangement area 11, the movement of the outer sleeve 30 arranged at the fitting position with respect to the stopper body 20 to the base end side of the dispensing cylinder portion 22 is restricted. ..
In the interposition piece 41 arranged in the stopper arrangement area 11, the outer sleeve 30 arranged at the fitting position with respect to the stopper body 20 is carelessly pushed toward the base end side of the dispensing cylinder portion 22, and the contents of the stopper body 20 Prevents the spout 25b of the object flow path 25 from being opened.

図4、図5等に示すストッパ部材40の基片部43は、Cリング状に湾曲して延在する介装片41の延在方向(湾曲周方向)中央部の湾曲外周側の側面の接線方向に垂直の板状に形成されている。
図4、図5等に示す基片部43は、ストッパ部材40の介装片41の延在方向中央部から介装片41の湾曲軸線とは逆側へ延出された部分であり、介装片41と取っ手片42の張り出し片部44との間を橋絡する橋絡部43aを有する。また、図4、図5等に示す基片部43は、基片部43の橋絡部43a及び介装片41の延在方向中央部から、介装片41の湾曲軸線方向片側へ延出する延出板部43bを有している。
The base piece portion 43 of the stopper member 40 shown in FIGS. 4 and 5 and the like is a side surface of the curved outer peripheral side of the central portion of the extending direction (curved circumferential direction) of the interposition piece 41 which is curved and extends in a C ring shape. It is formed in a plate shape perpendicular to the tangential direction.
The base piece portion 43 shown in FIGS. 4 and 5 and the like is a portion extending from the central portion of the interposition piece 41 of the stopper member 40 in the extending direction to the side opposite to the curved axis of the interposition piece 41. It has a bridging portion 43a that bridges between the dressing piece 41 and the overhanging piece portion 44 of the handle piece 42. Further, the base piece portion 43 shown in FIGS. 4 and 5 extends from the bridge entanglement portion 43a of the base piece portion 43 and the central portion in the extending direction of the interposition piece 41 to one side in the bending axis direction of the interposition piece 41. It has an extension plate portion 43b.

延出板部43bを有している基片部43は、例えば橋絡部43aのみが存在する構成に比べて橋絡部43aの折れや変形が生じにくい。
延出板部43bは橋絡部43aの補強材の役割を果たす。
なお、ストッパ部材40の基片部43は、延出板部43bが無く橋絡部43aのみが存在する構成や、橋絡部43aが無く延出板部43bのみが存在する構成も採用可能である。
The base piece portion 43 having the extending plate portion 43b is less likely to be broken or deformed as compared with a configuration in which only the bridging portion 43a is present, for example.
The extension plate portion 43b serves as a reinforcing material for the bridge entanglement portion 43a.
The base piece portion 43 of the stopper member 40 can adopt a configuration in which there is no extension plate portion 43b and only the bridge entanglement portion 43a exists, or a configuration in which there is no bridge entanglement portion 43a and only the extension plate portion 43b exists. is there.

図5に示すように、延出板部43bは、介装片41の延在方向中央部に対して、その介装片41の湾曲軸線を中心とする径方向全体に繋がっているのではなく、介装片41の延在方向中央部における径方向中央部から外側(介装片41湾曲軸線とは逆側)の部分のみに繋がっている。 As shown in FIG. 5, the extension plate portion 43b is not connected to the central portion in the extending direction of the interposition piece 41 in the entire radial direction centered on the curved axis of the interposition piece 41. , It is connected only to the portion outside (opposite to the curved axis of the intervening piece 41) from the radial central portion in the central portion in the extending direction of the interposing piece 41.

図4に示すように、外側スリーブ30のストッパ突部32の周方向の一部には、ストッパ部材40の取っ手片42の基片部43の延出板部43bが挿入される基片部挿入溝32aが形成されている。
基片部挿入溝32aは、ストッパ突部32にその径方向外側から窪みリング状のストッパ突部32の軸線方向に沿って延在する溝状に形成されている。基片部挿入溝32aの延在方向一端(基端)はストッパ突部32基端側に外側スリーブ30のスリーブ本体31軸線方向に垂直に延在する基端面に開口され、延在方向他端(先端)はストッパ突部32のテーパ状の側面に開口されている。
As shown in FIG. 4, the extension plate portion 43b of the base piece portion 43 of the handle piece 42 of the stopper member 40 is inserted into a part of the stopper protrusion 32 of the outer sleeve 30 in the circumferential direction. A groove 32a is formed.
The base piece insertion groove 32a is formed in a groove shape extending from the radial outside of the stopper protrusion 32 along the axial direction of the recessed ring-shaped stopper protrusion 32. One end (base end) of the base piece insertion groove 32a in the extending direction is opened on the base end side of the stopper protrusion 32 on the base end side extending perpendicularly to the sleeve body 31 axis direction of the outer sleeve 30, and the other end in the extending direction. The (tip) is opened on the tapered side surface of the stopper protrusion 32.

図3、図5に示すように、ストッパ部材40は、介装片41を注出筒部22の配置領域延在部22aに装着してストッパ配置領域11に配置するとともに、取っ手片42の基片部43の延出板部43bを外側スリーブ30のストッパ突部32の基片部挿入溝32aに挿入して、基片部43の延出板部43bが橋絡部43aからスパウト軸線方向先端側に位置する向きで注出用スパウト10に装着される。 As shown in FIGS. 3 and 5, in the stopper member 40, the interposition piece 41 is mounted on the arrangement area extending portion 22a of the dispensing cylinder portion 22 and arranged in the stopper arrangement area 11, and the base of the handle piece 42. The extension plate portion 43b of the one portion 43 is inserted into the base piece portion insertion groove 32a of the stopper protrusion 32 of the outer sleeve 30, and the extension plate portion 43b of the base piece portion 43 is tipped from the bridge engagement portion 43a in the spout axis direction. It is attached to the pouring spout 10 in a direction located on the side.

ストッパ部材40の取っ手片42は、ストッパ部材40の介装片41が注出筒部22の配置領域延在部22aに装着してストッパ配置領域11に配置されたとき、介装片41からストッパ配置領域11の側方へ突出状態に配置される。また、取っ手片42はユーザーが手指で把持可能なサイズに形成されている。
注出筒部22の配置領域延在部22aに装着してストッパ配置領域11に配置された介装片41は、例えば、詰め替え容器110を使用するユーザーが手指でストッパ部材40の取っ手片42を把持して注出筒部22軸線に垂直の向きの引き抜き力を作用させることによってストッパ配置領域11から抜き去る作業を簡単に行なうことができる。
The handle piece 42 of the stopper member 40 is a stopper from the interposition piece 41 when the interposition piece 41 of the stopper member 40 is attached to the arrangement area extending portion 22a of the dispensing cylinder portion 22 and is arranged in the stopper arrangement area 11. It is arranged in a protruding state toward the side of the arrangement area 11. Further, the handle piece 42 is formed in a size that can be grasped by the user with fingers.
The interposition piece 41 mounted on the arrangement area extending portion 22a of the dispensing cylinder portion 22 and arranged in the stopper arrangement area 11 is, for example, a user who uses the refill container 110 can use his / her fingers to hold the handle piece 42 of the stopper member 40. The work of pulling out from the stopper arrangement area 11 can be easily performed by gripping and applying a pulling force in the direction perpendicular to the 22 axis of the pouring cylinder portion.

図5に示すように、オーバーキャップ50は、注出用スパウト10の外側スリーブ30及び注出筒部22の配置領域延在部22aに装着してストッパ配置領域11に配置されたストッパ部材40の介装片41を収容可能な筒壁部51と、筒壁部51の先端側を塞ぐ先端壁部52とを有する。
オーバーキャップ50は、組み立て状態のストッパ部材付き注出用スパウト10Aに脱着可能に装着できる。
なお、オーバーキャップ50は、ストッパ部材40が装着されていない注出用スパウト10にも脱着可能に装着できる。
As shown in FIG. 5, the overcap 50 is attached to the outer sleeve 30 of the pouring spout 10 and the placement area extending portion 22a of the pouring cylinder portion 22, and the stopper member 40 is arranged in the stopper placement area 11. It has a tubular wall portion 51 capable of accommodating the intervention piece 41, and a tip wall portion 52 that closes the distal end side of the tubular wall portion 51.
The overcap 50 can be detachably attached to the pouring spout 10A with a stopper member in the assembled state.
The overcap 50 can be detachably attached to the pouring spout 10 to which the stopper member 40 is not attached.

図5は、オーバーキャップ50を注出用スパウト10の外側スリーブ30及びストッパ部材40の介装片41を収容して組み立て状態のストッパ部材付き注出用スパウト10Aに装着した状態のキャップ付き注出用スパウト10Bを示す。
オーバーキャップ50の筒壁部51内側には、注出用スパウト10の外挿スリーブ30と、その内側の注出用突部26と、注出筒部22の配置領域延在部22aに装着してストッパ配置領域11に配置されたストッパ部材40の介装片41とを、筒壁部51の基端側開口部から収容できる。
FIG. 5 shows a capped pouring with the overcap 50 attached to the pouring spout 10A with a stopper member in the assembled state by accommodating the outer sleeve 30 of the pouring spout 10 and the interposition piece 41 of the stopper member 40. The spout 10B for use is shown.
Inside the cylinder wall 51 of the overcap 50, the extrapolation sleeve 30 of the spout 10 for dispensing, the protrusion 26 for dispensing inside the sleeve 30, and the extending portion 22a of the arrangement area of the dispensing cylinder 22 are attached. The extrapolation piece 41 of the stopper member 40 arranged in the stopper arrangement region 11 can be accommodated from the base end side opening of the cylinder wall portion 51.

注出用スパウト10について、外側スリーブ30がスパウト本体20に対して嵌合位置に配置され、ストッパ部材40の介装片41が注出筒部22の配置領域延在部22aに装着されてストッパ配置領域11に配置された状態を、以下、初期状態、とも言う。 Regarding the dispensing spout 10, the outer sleeve 30 is arranged at the fitting position with respect to the spout body 20, and the interposition piece 41 of the stopper member 40 is attached to the arrangement area extending portion 22a of the dispensing cylinder portion 22 to stop the stopper. The state of being arranged in the arrangement area 11 is also referred to as an initial state.

図4、図6に示すように、オーバーキャップ50の筒壁部51には、その基端から先端側へ向かって延在する取っ手片挿入スリット53が形成されている。
オーバーキャップ50を初期状態の注出用スパウト10に装着するには、オーバーキャップ50を注出用スパウト10にその先端側から取付部21に向かって移動させ、注出用スパウト10の外側スリーブ30及びその内側の注出用突部26をオーバーキャップ50の筒壁部51にその基端側開口部から挿入させる。
また、ストッパ部材40の取っ手片42の基片部43をオーバーキャップ50の筒壁部51の取っ手片挿入スリット53に挿入させ、オーバーキャップ50の筒壁部51のその周方向において取っ手片挿入スリット53を介して両側に位置する部分をストッパ部材40の取っ手片42の張り出し片部44と介装片41との間に挿入させ、ストッパ部材40の介装片41を筒壁部51内側に収容する。
As shown in FIGS. 4 and 6, the cylinder wall portion 51 of the overcap 50 is formed with a handle piece insertion slit 53 extending from its base end toward the tip end side.
To attach the overcap 50 to the pouring spout 10 in the initial state, the overcap 50 is moved to the pouring spout 10 from the tip side toward the mounting portion 21, and the outer sleeve 30 of the pouring spout 10 is moved. And the ejection protrusion 26 on the inner side thereof is inserted into the tubular wall portion 51 of the overcap 50 from the opening on the base end side thereof.
Further, the base piece portion 43 of the handle piece 42 of the stopper member 40 is inserted into the handle piece insertion slit 53 of the cylinder wall portion 51 of the overcap 50, and the handle piece insertion slit in the circumferential direction of the cylinder wall portion 51 of the overcap 50. The portions located on both sides via the 53 are inserted between the overhanging piece 44 of the handle piece 42 of the stopper member 40 and the interposing piece 41, and the interposing piece 41 of the stopper member 40 is housed inside the cylinder wall portion 51. To do.

図3に示すように、オーバーキャップ50を組み立て状態のストッパ部材付き注出用スパウト10Aに被せて装着する際、注出用スパウト10に装着されたストッパ部材40の取っ手片42の基片部43は、まず延出板部43bがオーバーキャップ50の取っ手片挿入スリット53に挿入された後に、橋絡部43aが取っ手片挿入スリット53に挿入される。
ストッパ部材40の取っ手片42の基片部43の延出板部43bは、オーバーキャップ50を組み立て状態のストッパ部材付き注出用スパウト10Aに被せて装着する際に、オーバーキャップ50の筒壁部51の基端部における取っ手片挿入スリット53を介して両側の部分を取っ手片43の橋絡部43aに円滑に導く案内部材の役割を果たす。
As shown in FIG. 3, when the overcap 50 is mounted over the spout 10A with a stopper member in the assembled state, the base piece portion 43 of the handle piece 42 of the stopper member 40 mounted on the spout 10 for dispensing. First, the extension plate portion 43b is inserted into the handle piece insertion slit 53 of the overcap 50, and then the bridge entanglement portion 43a is inserted into the handle piece insertion slit 53.
The extension plate portion 43b of the base piece portion 43 of the handle piece 42 of the stopper member 40 covers the cylinder wall portion of the overcap 50 when the overcap 50 is placed over the spout 10A with a stopper member in the assembled state. It serves as a guide member that smoothly guides both side portions to the bridging portion 43a of the handle piece 43 via the handle piece insertion slit 53 at the base end portion of the handle piece 43.

オーバーキャップ50は、ストッパ部材40の取っ手片42の基片部43を筒壁部51の取っ手片挿入スリット53に挿入させ、且つ筒壁部51のその周方向において取っ手片挿入スリット53を介して両側に位置する部分をストッパ部材40の取っ手片42の張り出し片部44と介装片41との間に挿入させることで、注出用スパウト10に対して大きく傾いて装着されてしまうことを防ぐことができる。
ストッパ部材40の取っ手片42におけるオーバーキャップ50の筒壁部51の取っ手片挿入スリット53に挿入される基片部43、及び介装片41との間に筒壁部51の一部が挿入される張り出し片部44は、それぞれ注出用スパウト10に対するオーバーキャップ50の装着向きの安定化に有効に寄与する。
The overcap 50 has the base piece portion 43 of the handle piece 42 of the stopper member 40 inserted into the handle piece insertion slit 53 of the cylinder wall portion 51, and the overcap 50 passes through the handle piece insertion slit 53 in the circumferential direction of the cylinder wall portion 51. By inserting the portions located on both sides between the overhanging piece 44 of the handle piece 42 of the stopper member 40 and the interposing piece 41, it is possible to prevent the stopper member 40 from being mounted at a large inclination with respect to the spout 10 for dispensing. be able to.
A part of the cylinder wall portion 51 is inserted between the base piece portion 43 inserted into the handle piece insertion slit 53 of the cylinder wall portion 51 of the overcap 50 in the handle piece 42 of the stopper member 40 and the interposition piece 41. Each of the overhanging piece portions 44 effectively contributes to stabilizing the mounting orientation of the overcap 50 with respect to the spout 10 for dispensing.

図3、図7等に示すように、オーバーキャップ50の筒壁部51の基端部内面には、スパウト本体20のストッパ受け部27に係脱可能に係合させる係合突起54が突出形成されている。
オーバーキャップ50は係合突起54を含む。
As shown in FIGS. 3 and 7, on the inner surface of the base end portion of the cylinder wall portion 51 of the overcap 50, an engaging projection 54 that engages with the stopper receiving portion 27 of the spout body 20 so as to be engaged with and disengaged is formed. Has been done.
The overcap 50 includes an engaging protrusion 54.

図7に示すように、初期状態の注出用スパウト10に対してその先端側から取付部21に向かって移動させたオーバーキャップ50は、筒壁部51の基端部内面の係合突起54を、スパウト本体20のストッパ受け部27に対して筒壁部51の弾性変形によってスパウト軸線方向先端側から基端側へ乗り越えさせ、ストッパ受け部27のスパウト軸線方向基端側に係合させる。
オーバーキャップ50の初期状態の注出用スパウト10への装着は、オーバーキャップ50の筒壁部51基端部内面の係合突起54をスパウト本体20のストッパ受け部27に係合させることで完了する。
As shown in FIG. 7, the overcap 50 moved from the tip end side of the pouring spout 10 in the initial state toward the mounting portion 21 has an engaging projection 54 on the inner surface of the base end portion of the tubular wall portion 51. Is made to ride over the stopper receiving portion 27 of the spout body 20 from the tip end side in the spout axis direction to the proximal end side by elastic deformation of the tubular wall portion 51, and is engaged with the proximal end side in the spout axial direction of the stopper receiving portion 27.
The installation of the overcap 50 on the pouring spout 10 in the initial state is completed by engaging the engaging protrusion 54 on the inner surface of the base end portion of the cylinder wall portion 51 of the overcap 50 with the stopper receiving portion 27 of the spout body 20. To do.

図5に示すように、オーバーキャップ50は、初期状態の注出用スパウト10への装着が完了したときに、先端壁部52がスパウト本体20に対して嵌合位置の外側スリーブ30の先端に当接(あるいはごく僅かな隙間を介して接近配置)される構成となっている。
オーバーキャップ50の初期状態の注出用スパウト10への装着が完了したとき、スパウト本体20に対する嵌合位置の外側スリーブ30は、ストッパ部材40の介装片41によって取付部21側への移動が規制され、且つオーバーキャップ50によってスパウト本体20先端側への移動が規制される。その結果、外側スリーブ30がスパウト本体20に対して嵌合位置に配置された状態が安定維持される。
As shown in FIG. 5, when the attachment of the overcap 50 to the pouring spout 10 in the initial state is completed, the tip wall portion 52 is attached to the tip of the outer sleeve 30 at the fitting position with respect to the spout body 20. It is configured to be in contact (or placed close to each other through a very small gap).
When the attachment of the overcap 50 to the ejection spout 10 in the initial state is completed, the outer sleeve 30 at the fitting position with respect to the spout body 20 is moved to the attachment portion 21 side by the interposition piece 41 of the stopper member 40. It is regulated, and the overcap 50 regulates the movement of the spout body 20 toward the tip end side. As a result, the state in which the outer sleeve 30 is arranged at the fitting position with respect to the spout body 20 is stably maintained.

仮に、注出スパウト10へのオーバーキャップ50の装着作業時に注出スパウト10の外側スリーブ30がスパウト本体20に対する嵌合位置よりもスパウト本体20先端側にずれた位置にある場合、外側スリーブ30は、オーバーキャップ50の先端壁部52によって押動されてスパウト本体20に対する嵌合位置に配置される。 If the outer sleeve 30 of the dispensing spout 10 is displaced from the fitting position with respect to the spout body 20 toward the tip of the spout body 20 when the overcap 50 is attached to the dispensing spout 10, the outer sleeve 30 is , It is pushed by the tip wall portion 52 of the overcap 50 and is arranged at the fitting position with respect to the spout main body 20.

図6に示すように、ストッパ部材40の介装片41の湾曲外周側の側面は、オーバーキャップ50の筒壁部51の内周面と同様の湾曲半径の仮想円上に位置する。
このため、オーバーキャップ50の注出用スパウト10への装着が完了したときには、オーバーキャップ50の筒壁部51によってストッパ部材40の介装片41が注出用スパウト10のストッパ配置領域11内に配置された状態が安定維持される。
As shown in FIG. 6, the curved outer peripheral side surface of the interposition piece 41 of the stopper member 40 is located on a virtual circle having the same curved radius as the inner peripheral surface of the tubular wall portion 51 of the overcap 50.
Therefore, when the attachment of the overcap 50 to the pouring spout 10 is completed, the intervention piece 41 of the stopper member 40 is placed in the stopper arranging area 11 of the pouring spout 10 by the cylinder wall portion 51 of the overcap 50. The arranged state is maintained stably.

注出用スパウト10に装着されたオーバーキャップ50は、注出用スパウト10に対してその先端側へ引っ張り、筒壁部51基端部内面の係合突起54をスパウト本体20のストッパ受け部27から注出用スパウト10先端側へ抜き出すことで、注出用スパウト10から離脱させることができる。
図3に示すように、オーバーキャップ50を注出用スパウト10から離脱させれば、注出用スパウト10のストッパ配置領域11内に配置されたストッパ部材40の介装片41のストッパ配置領域11からの抜き去りが可能となる。
The overcap 50 attached to the dispensing spout 10 is pulled toward the tip side of the dispensing spout 10, and the engaging projection 54 on the inner surface of the base end portion of the cylinder wall portion 51 is brought into contact with the stopper receiving portion 27 of the spout body 20. By pulling out from the spout 10 to the tip side, the spout 10 can be separated from the spout 10.
As shown in FIG. 3, when the overcap 50 is separated from the dispensing spout 10, the stopper arranging area 11 of the interposition piece 41 of the stopper member 40 arranged in the stopper arranging area 11 of the dispensing spout 10. Can be removed from.

図5に示すように、初期状態の注出用スパウト10へのオーバーキャップ50の装着が完了したときには、ストッパ部材40の取っ手片42の張り出し片部44がオーバーキャップ50外側に配置される。このため、注出用スパウト10からオーバーキャップ50を離脱させなくても、注出用スパウト10にストッパ部材40が装着されていることを目視確認できる。 As shown in FIG. 5, when the attachment of the overcap 50 to the pouring spout 10 in the initial state is completed, the overhanging piece 44 of the handle piece 42 of the stopper member 40 is arranged outside the overcap 50. Therefore, it is possible to visually confirm that the stopper member 40 is attached to the dispensing spout 10 without removing the overcap 50 from the dispensing spout 10.

図3に示すように、オーバーキャップ50を注出用スパウト10から離脱させたときには、ストッパ部材40の取っ手片42が、注出用スパウト10のストッパ配置領域11内に配置された介装片41からストッパ配置領域11側方へ突出されているため、詰め替え容器110のユーザーが取っ手片42の存在を明瞭に目視確認できる。このため、詰め替え容器110から包装容器120への内容物充填作業を行なうユーザーに、注出用スパウト10に装着状態のストッパ部材40の注出用スパウト10からの抜き去り撤去を喚起できる。 As shown in FIG. 3, when the overcap 50 is detached from the dispensing spout 10, the handle piece 42 of the stopper member 40 is arranged in the stopper arranging area 11 of the dispensing spout 10. Since it protrudes from the stopper arrangement area 11 sideways, the user of the refill container 110 can clearly visually confirm the presence of the handle piece 42. Therefore, the user who fills the contents from the refill container 110 to the packaging container 120 can be urged to remove the stopper member 40 attached to the dispensing spout 10 from the dispensing spout 10.

初期状態の注出用スパウト10は、オーバーキャップ50が離脱された状態で、ストッパ部材40を抜き去ることで、外側スリーブ30のスパウト本体20に対する基端側へのスライド移動が可能となる。 The pouring spout 10 in the initial state can slide the outer sleeve 30 toward the proximal end side with respect to the spout body 20 by pulling out the stopper member 40 with the overcap 50 removed.

図1、図2に示すように、詰め替え容器110は、オーバーキャップ50及びストッパ部材40が取り外した(離脱させた)状態の注出用スパウト10を包装容器120の円筒状の口首部121に挿入して、包装容器120への内容物充填作業に用いる。
図1、図2において、上側が上、下側が下である。
図1に示すように、詰め替え容器110から包装容器120へ内容物を充填する充填作業では、包装容器120を口首部121先端が上端となる向きとし、詰め替え容器110の注出用スパウト10を口首部121にその上側から挿入し、外側スリーブ30のストッパ突部32を口首部121先端に当接させる。
詰め替え容器110は、注出用スパウト10先端が下端、容器部111が注出用スパウト10の上側に位置する向きで、注出用スパウト10を注出用スパウト10を口首部121に挿入していく。
As shown in FIGS. 1 and 2, in the refill container 110, the pouring spout 10 with the overcap 50 and the stopper member 40 removed (removed) is inserted into the cylindrical nose 121 of the packaging container 120. Then, it is used for filling the contents of the packaging container 120.
In FIGS. 1 and 2, the upper side is the upper side and the lower side is the lower side.
As shown in FIG. 1, in the filling operation of filling the contents from the refill container 110 to the packaging container 120, the packaging container 120 is oriented so that the tip of the mouth portion 121 is at the upper end, and the pouring spout 10 of the refill container 110 is opened. It is inserted into the neck portion 121 from above, and the stopper protrusion 32 of the outer sleeve 30 is brought into contact with the tip of the mouth portion 121.
In the refill container 110, the tip of the pouring spout 10 is located at the lower end and the container portion 111 is located above the pouring spout 10, and the pouring spout 10 is inserted into the mouth portion 121. I will go.

このとき、注出用スパウト10は、外側スリーブ30がスパウト本体20に対して嵌合位置に配置された状態で、その先端側から包装容器120の口首部121に挿入していく。外側スリーブ30は、まず、主筒部33が包装容器120の口首部121に挿入されていき、ストッパ突部32が口首部121先端に当接される。 At this time, the pouring spout 10 is inserted into the mouth portion 121 of the packaging container 120 from the tip end side in a state where the outer sleeve 30 is arranged at the fitting position with respect to the spout body 20. In the outer sleeve 30, the main cylinder portion 33 is first inserted into the mouth portion 121 of the packaging container 120, and the stopper protrusion portion 32 is brought into contact with the tip of the mouth portion 121.

次いで、図2に示すように、注出用スパウト10の口首部121への挿入動作の継続によってスパウト本体20の注出用突部26を外側スリーブ30からその先端側へ突出させて内容物流路25の注出口25bを開放させる。
注出用スパウト10の内容物流路25の注出口25bを開放されることで、詰め替え容器110内の内容物は注出用スパウト10の内容物流路25を介して包装容器120へ流入、充填される。
Next, as shown in FIG. 2, the dispensing protrusion 26 of the spout body 20 is projected from the outer sleeve 30 toward the tip end side by continuing the insertion operation of the dispensing spout 10 into the mouth portion 121, and the content flow path is formed. The spout 25b of 25 is opened.
By opening the pouring outlet 25b of the content flow path 25 of the pouring spout 10, the contents in the refill container 110 flow into and fill the packaging container 120 through the content flow path 25 of the pouring spout 10. To.

詰め替え容器110内の内容物は注出用スパウト10の内容物流路25の複数の分割流路25c(図1、図2、図3等参照)の1以上を介して包装容器120へ流入、充填される。 The contents in the refill container 110 flow into and fill the packaging container 120 through one or more of the plurality of divided flow paths 25c (see FIGS. 1, 2, 3, 3 and the like) of the contents flow path 25 of the pouring spout 10. Will be done.

図4、図5に示すように、スパウト本体20の注出筒部22の側面の軸線方向複数箇所には、その周方向全周に延在する液止めリブ28が突設されている。
外側スリーブ30のスリーブ本体31内周面、すなわち、外側スリーブ30内側の貫通孔(スリーブ貫通孔)内周面は、液止めリブ28に当接されている。液止めリブ28は外側スリーブ30と注出筒部22との接触面積を小さく抑えて外側スリーブ30の注出筒部22に対する摺動抵抗を小さくするとともに、外側スリーブ30と注出筒部22との間の内容物の通過を阻止する役割を果たす。
As shown in FIGS. 4 and 5, liquid stop ribs 28 extending all around the circumferential direction are projected at a plurality of axial directions on the side surface of the pouring cylinder portion 22 of the spout main body 20.
The inner peripheral surface of the sleeve body 31 of the outer sleeve 30, that is, the inner peripheral surface of the through hole (sleeve through hole) inside the outer sleeve 30, is in contact with the liquid stop rib 28. The liquid stop rib 28 suppresses the contact area between the outer sleeve 30 and the pouring cylinder 22 to reduce the sliding resistance of the outer sleeve 30 with respect to the pouring cylinder 22, and the outer sleeve 30 and the pouring cylinder 22. It serves to prevent the passage of contents between.

図2に示すように、包装容器120の口首部121内径が、注出用スパウト10の外側スリーブ30の基片部挿入溝32aの溝底の外側スリーブ30先端側の端から外側スリーブ30内側のスリーブ貫通孔の中心軸線までの離間距離の2倍よりも大きく、外側スリーブ30のストッパ突部32が当接された口首部121内側の注出口流路123に外側スリーブ30の基片部挿入溝32aが連通するとき、口首部121の内周面と外側スリーブ30の口首部121内に挿入された部分の外周面との間のクリアランス、及び基片部挿入溝32aによって、包装容器120及び詰め替え容器110の外側空間と連通する通気路12が確保される。
外側スリーブ30の基片部挿入溝32aは、通気路12の末端に位置し、口首部121の内周面と外側スリーブ30の口首部121内に挿入された部分の外周面との間のクリアランスと、包装容器120及び詰め替え容器110の外側空間との間を連通させる通気路出口溝の役割を果たす。
As shown in FIG. 2, the inner diameter of the mouth portion 121 of the packaging container 120 is from the end on the tip side of the outer sleeve 30 to the inner side of the outer sleeve 30 of the groove bottom of the base piece portion insertion groove 32a of the outer sleeve 30 of the ejection spout 10. The base piece insertion groove of the outer sleeve 30 is larger than twice the separation distance to the central axis of the sleeve through hole, and is inserted into the spout passage 123 inside the mouth portion 121 to which the stopper protrusion 32 of the outer sleeve 30 is in contact. When the 32a communicates, the packaging container 120 and the refill are provided by the clearance between the inner peripheral surface of the mouth portion 121 and the outer peripheral surface of the portion inserted into the mouth portion 121 of the outer sleeve 30, and the base piece portion insertion groove 32a. A ventilation passage 12 communicating with the outer space of the container 110 is secured.
The base piece insertion groove 32a of the outer sleeve 30 is located at the end of the ventilation passage 12, and is a clearance between the inner peripheral surface of the mouth portion 121 and the outer peripheral surface of the portion inserted into the mouth portion 121 of the outer sleeve 30. And serves as an air passage outlet groove for communicating between the packaging container 120 and the outer space of the refill container 110.

通気路12には、詰め替え容器110から包装容器120への内容物の充填の進行に伴い包装容器120から押し出される空気が流入する。
通気路12は、詰め替え容器110から包装容器120への内容物の充填の進行に伴い包装容器120から押し出された空気の包装容器120からの脱気を可能にし、詰め替え容器110から包装容器120への内容物の充填を円滑にする役割を果たす。
The air extruded from the packaging container 120 flows into the air passage 12 as the contents are filled from the refill container 110 to the packaging container 120.
The ventilation passage 12 enables the air extruded from the packaging container 120 to be degassed from the packaging container 120 as the filling of the contents from the refill container 110 to the packaging container 120 progresses, and from the refill container 110 to the packaging container 120. It plays a role in facilitating the filling of the contents of.

図1、図2に示すように、詰め替え容器110の注出用スパウト10の外側スリーブ30は、ストッパ突部32が主筒部33を挿入した口首部121の先端に当接する位置まで包装容器120に挿入できる。外側スリーブ30は、ストッパ突部32が口首部121先端に当接する位置が包装容器120に対する挿入限界位置である。
外側スリーブ30のストッパ突部32は、主筒部33を挿入した口首部121の先端に当接されることでスリーブ本体31の口首部121に対する挿入方向の変位を規制する。
As shown in FIGS. 1 and 2, the outer sleeve 30 of the pouring spout 10 of the refill container 110 is a packaging container 120 to a position where the stopper protrusion 32 abuts on the tip of the mouth portion 121 into which the main cylinder portion 33 is inserted. Can be inserted into. In the outer sleeve 30, the position where the stopper protrusion 32 abuts on the tip of the mouth portion 121 is the insertion limit position with respect to the packaging container 120.
The stopper protrusion 32 of the outer sleeve 30 is brought into contact with the tip of the mouth portion 121 into which the main cylinder portion 33 is inserted, thereby restricting the displacement of the sleeve body 31 with respect to the mouth portion 121 in the insertion direction.

また、ストッパ突部32は、包装容器120の口首部121先端に当接可能な範囲で包装容器120の口首部121の種々の口径(内径)に対応して、外側スリーブ30の包装容器120に対する挿入限界位置の設定(外側スリーブ30の包装容器120に対する挿入限界位置での支持)を実現できる。 Further, the stopper protrusion 32 corresponds to various diameters (inner diameters) of the mouth portion 121 of the packaging container 120 within a range capable of contacting the tip of the mouth portion 121 of the packaging container 120 with respect to the packaging container 120 of the outer sleeve 30. It is possible to set the insertion limit position (support of the outer sleeve 30 with respect to the packaging container 120 at the insertion limit position).

外側スリーブ30のスリーブ本体31の基端部の周囲に外側スリーブ30基端側に行くにしたがってスリーブ本体31からの突出寸法が増大するテーパ状に突出形成されたストッパ突部32は、包装容器120の口首部121先端のほぼ全周にわたって当接されることで口首部121に嵌め込まれた状態となり、スパウト本体20の注出筒部22の口首部121に対する挿入向きの安定維持に有効に寄与する。 The stopper protrusion 32 formed in a tapered shape in which the protrusion dimension from the sleeve body 31 increases toward the base end side of the outer sleeve 30 around the base end portion of the sleeve body 31 of the outer sleeve 30 is a packaging container 120. By being brought into contact with the tip of the mouth portion 121 over almost the entire circumference, the spout body 20 is fitted into the mouth portion 121, which effectively contributes to maintaining the stability of the insertion direction of the spout main body 20 with respect to the mouth portion 121. ..

また、図1、図2に示すように、外側スリーブ30のスリーブ本体31の基端部の周囲にリング状に突出形成されたストッパ突部32は、包装容器120の口首部121先端に当接されることで、口首部121内周面とその内側に挿入された外側スリーブ主筒部33との間に生じたクリアランスの上端を塞ぐように設けられる。 Further, as shown in FIGS. 1 and 2, the stopper protrusion 32 formed in a ring shape around the base end portion of the sleeve body 31 of the outer sleeve 30 abuts on the tip of the mouth portion 121 of the packaging container 120. By doing so, it is provided so as to close the upper end of the clearance generated between the inner peripheral surface of the mouth portion 121 and the outer sleeve main cylinder portion 33 inserted inside the inner peripheral surface.

図5等に示すように、外側スリーブ30はスリーブ本体31後端部とストッパ突部32とが一体化した後端部を有する。ストッパ突部32の基片部挿入溝32aは、ストッパ突部32径方向全体に形成されているのではなく、外側スリーブ30基端部におけるスリーブ本体31側面の仮想延長からストッパ突部32径方向外側に離間した所に溝底が位置するように形成されている。 As shown in FIG. 5 and the like, the outer sleeve 30 has a rear end portion in which the rear end portion of the sleeve body 31 and the stopper protrusion 32 are integrated. The base piece insertion groove 32a of the stopper protrusion 32 is not formed in the entire stopper protrusion 32 radial direction, but is formed in the stopper protrusion 32 radial direction from the virtual extension of the side surface of the sleeve body 31 at the base end of the outer sleeve 30. It is formed so that the groove bottom is located at a place separated from the outside.

包装容器120の口首部121内径がストッパ突部32の基片部挿入溝32aの溝底のスリーブ本体31軸線からの距離以下である場合、外側スリーブ30のストッパ突部32は、包装容器120の口首部121先端に当接させたときに、口首部121内周面とその内側に挿入された外側スリーブ主筒部33との間に生じたクリアランスの上端全体を塞ぐことが可能である。
包装容器120の口首部121内径がストッパ突部32の基片部挿入溝32aの溝底のスリーブ本体31軸線からの距離よりも大きい場合、外側スリーブ30のストッパ突部32は、包装容器120の口首部121先端に当接させたときに、口首部121内周面とその内側に挿入された外側スリーブ主筒部33との間に生じたクリアランスの上端の殆どを塞ぐことが可能である。
包装容器120の口首部121先端に当接されたストッパ突部32は、詰め替え容器110から包装容器120への内容物充填作業における、口首部121からの内容物の溢れ出し防止に有効に寄与する。
When the inner diameter of the mouth portion 121 of the packaging container 120 is equal to or less than the distance from the sleeve body 31 axis of the groove bottom of the base piece insertion groove 32a of the stopper protrusion 32, the stopper protrusion 32 of the outer sleeve 30 is the packaging container 120. It is possible to close the entire upper end of the clearance generated between the inner peripheral surface of the mouth portion 121 and the outer sleeve main cylinder portion 33 inserted inside the inner peripheral surface of the mouth portion 121 when the tip of the mouth portion 121 is brought into contact with the tip.
When the inner diameter of the mouth portion 121 of the packaging container 120 is larger than the distance from the sleeve body 31 axis of the groove bottom of the base piece portion insertion groove 32a of the stopper protrusion 32, the stopper protrusion 32 of the outer sleeve 30 is the packaging container 120. It is possible to close most of the upper end of the clearance generated between the inner peripheral surface of the mouth portion 121 and the outer sleeve main cylinder portion 33 inserted inside the inner peripheral surface of the mouth portion 121 when the tip of the mouth portion 121 is brought into contact with the tip.
The stopper protrusion 32 abutting on the tip of the mouth portion 121 of the packaging container 120 effectively contributes to the prevention of the contents overflowing from the mouth portion 121 in the content filling work from the refill container 110 to the packaging container 120. ..

包装容器120の口首部121内径は種々存在する。
外側スリーブ30のストッパ突部32は、包装容器120の口首部121内径が大きいほど、口首部121先端に当接されたときの口首部121軸線方向における包装容器120に対する挿入寸法が大きくなる。
また、ボトル形容器である包装容器120は、口首部121の先端とは逆の基端からその周囲に張り出すように延在する肩部122を有している。包装容器120における肩部122先端内側から口首部121内側に連続する注出口流路123の軸線方向寸法も種々存在する。
There are various inner diameters of the mouth portion 121 of the packaging container 120.
The larger the inner diameter of the mouth portion 121 of the packaging container 120, the larger the insertion dimension of the stopper protrusion 32 of the outer sleeve 30 into the packaging container 120 in the axial direction of the mouth portion 121 when it comes into contact with the tip of the mouth portion 121.
Further, the packaging container 120, which is a bottle-shaped container, has a shoulder portion 122 extending from a base end opposite to the tip end of the mouth portion 121 so as to project around the base end. There are also various axial dimensions of the spout flow path 123 that is continuous from the inside of the tip of the shoulder portion 122 to the inside of the mouth portion 121 in the packaging container 120.

注出用スパウト10の外側スリーブ30は、例えば、詰め替え容器110から内容物を充填する充填対象容器として設定した1または複数の包装容器120の口首部121内径、及び注出口流路123の種々の軸線方向寸法、に鑑みて、充填対象容器として設定した全ての包装容器120について、ストッパ突部32が包装容器120の口首部121先端に当接されたときに、外側スリーブ主筒部33先端が注出口流路123よりも下方に配置されるように設計して用いる。
注出用スパウト10の外側スリーブ30は、例えば、ストッパ突部32を変更せず、外側スリーブ主筒部33の軸線方向寸法の調整によって、充填対象容器として設定した全ての包装容器120について、ストッパ突部32が包装容器120の口首部121先端に当接されたときに、外側スリーブ主筒部33先端が包装容器120の注出口流路123よりも下方に配置されるように設計しても良い。
The outer sleeve 30 of the pouring spout 10 is, for example, the inner diameter of the mouth portion 121 of one or more packaging containers 120 set as the filling target container for filling the contents from the refill container 110, and various types of the spout flow path 123. In view of the axial dimension, for all the packaging containers 120 set as the containers to be filled, when the stopper protrusion 32 is in contact with the tip of the mouth portion 121 of the packaging container 120, the tip of the outer sleeve main cylinder 33 It is designed and used so that it is arranged below the spout flow path 123.
The outer sleeve 30 of the pouring spout 10 has, for example, a stopper for all packaging containers 120 set as filling target containers by adjusting the axial dimension of the outer sleeve main cylinder 33 without changing the stopper protrusion 32. Even if it is designed so that the tip of the outer sleeve main cylinder 33 is arranged below the spout flow path 123 of the packaging container 120 when the protrusion 32 is in contact with the tip of the mouth 121 of the packaging container 120. good.

図2に示すように、ストッパ突部32が包装容器120の口首部121先端に当接されたときに外側スリーブ主筒部33先端が包装容器120の注出口流路123よりも下方に配置される注出用スパウト10は、スパウト本体20の口首部121への押し込みによって内容物流路25の注出口25bを、包装容器120の肩部122先端よりも下方にて開放させることができる。
内容物流路25の注出口25bが包装容器120の肩部122先端よりも下方にて開放さされる構成は、内容物流路25の注出口25bが包装容器120の注出口流路123内で開放される場合に比べて、注出用スパウト10の内容物流路25の注出口25bから包装容器120内への内容物の注出を円滑かつ短時間で行なうことに有利である。
As shown in FIG. 2, when the stopper protrusion 32 is in contact with the tip of the mouth portion 121 of the packaging container 120, the tip of the outer sleeve main cylinder portion 33 is arranged below the inlet / outlet flow path 123 of the packaging container 120. The pouring spout 10 can open the pouring outlet 25b of the content flow path 25 below the tip of the shoulder portion 122 of the packaging container 120 by pushing the spout body 20 into the mouth portion 121.
In the configuration in which the pouring outlet 25b of the content flow path 25 is opened below the tip of the shoulder portion 122 of the packaging container 120, the pouring outlet 25b of the content flow path 25 is opened in the pouring outlet flow path 123 of the packaging container 120. It is advantageous to smoothly and in a short time to pour the contents into the packaging container 120 from the spout 25b of the contents flow path 25 of the spout 10 for pouring.

図2に示すように、外側スリーブ主筒部33を包装容器120の口首部121先端に挿入しスパウト本体20の内容物流路25の注出口25bを開放した詰め替え容器110は、外側スリーブ30をストッパ受け部27に当接する位置に引き戻すことで、スパウト本体20先端部の嵌合部24bを外側スリーブ主筒部33の先端部に嵌合させて内容物流路25の注出口25bを閉鎖できる。
これにより、詰め替え容器110は、内部に残液等の内容物が存在する場合でも、内容物流路25の注出口25bからの内容物の漏出を防いだ状態で保管することができる。
As shown in FIG. 2, the refill container 110 in which the outer sleeve main cylinder portion 33 is inserted into the tip of the mouth portion 121 of the packaging container 120 and the injection port 25b of the content flow path 25 of the spout main body 20 is opened has the outer sleeve 30 as a stopper. By pulling it back to the position where it comes into contact with the receiving portion 27, the fitting portion 24b at the tip of the spout body 20 can be fitted to the tip of the outer sleeve main cylinder 33, and the spout 25b of the content flow path 25 can be closed.
As a result, the refill container 110 can be stored in a state in which the contents are prevented from leaking from the injection port 25b of the contents flow path 25 even if the contents such as residual liquid are present inside.

以上、本発明を最良の形態に基づいて説明してきたが、本発明は上述の最良の形態に限定されるものではなく、本発明の要旨を逸脱しない範囲で種々の改変が可能である。 Although the present invention has been described above based on the best mode, the present invention is not limited to the above-mentioned best mode, and various modifications can be made without departing from the gist of the present invention.

注出用スパウトのストッパ受け部は、図1、図2に例示したように注出筒部22側面の取付部21からスパウト先端側に離間した位置に突出された突部に限定されず、スパウト本体の取付部自体を利用しても良い。ストッパ受け部がスパウト本体の取付部である場合は、図1、図2に例示したように注出筒部22側面の取付部21からスパウト先端側に離間した位置に突出された突部であるストッパ受け部を省略し、取付部と外側スリーブ基端との間にストッパ配置領域が確保される構成を採用する。 As illustrated in FIGS. 1 and 2, the stopper receiving portion of the dispensing spout is not limited to the protrusion protruding from the mounting portion 21 on the side surface of the dispensing cylinder 22 toward the tip of the spout, and the spout is not limited to the protrusion. The mounting portion itself of the main body may be used. When the stopper receiving portion is the mounting portion of the spout main body, it is a protruding portion protruding from the mounting portion 21 on the side surface of the dispensing cylinder 22 toward the tip of the spout as illustrated in FIGS. 1 and 2. The stopper receiving portion is omitted, and a configuration is adopted in which a stopper placement area is secured between the mounting portion and the base end of the outer sleeve.

スパウト本体は、内容物流路内に分割流路を複数形成するための流路仕切り壁が無い構成も採用可能である。
また、スパウト本体の封止突部は、流路仕切り壁の有無に依らず、例えば、注出筒部先端の周方向複数箇所からスパウト本体先端側へ突出された支持片部に支持された構成も採用可能である。この構成の場合、注出筒部周方向に隣り合う支持片部間に注出口を確保する。
The spout body can also adopt a configuration in which there is no flow path partition wall for forming a plurality of divided flow paths in the content flow path.
Further, the sealing protrusion of the spout body is supported by, for example, a support piece projecting from a plurality of locations in the circumferential direction of the tip of the dispensing cylinder to the tip side of the spout body, regardless of the presence or absence of the flow path partition wall. Can also be adopted. In the case of this configuration, a spout is secured between the supporting pieces adjacent to each other in the circumferential direction of the spouting cylinder.

ストッパ部材は、注出用スパウトのストッパ配置領域に配置可能なものであれば良く、その具体的形状には限定は無い。
ストッパ部材は、例えば、ストッパ受け部または外側スリーブに手指で切断可能な易破壊性の薄肉部を介して手指で切り離し可能に繋がっている構成や、ストッパ受け部、外側スリーブ、あるいは注出筒部に対して、注出筒部の軸線に垂直の向きの引き抜き力によって係合解除可能な係合突起を係合させた構成、ストッパ受け部、外側スリーブ、あるいは注出筒部に形成された係合突起に対して注出筒部の軸線に垂直の向きの引き抜き力によって係合解除可能に係合する係合凹部が形成された構成等も採用可能である。
また、ストッパ部材は、取っ手片を有していない構成も採用可能である。
但し、ストッパ部材は、ストッパ配置領域に、注出筒部の軸線に垂直の向きの引き抜き力によってから抜き去り可能に配置される構成を採用する。
The stopper member may be any as long as it can be arranged in the stopper arrangement area of the pouring spout, and its specific shape is not limited.
The stopper member is, for example, a structure in which the stopper member is detachably connected to the stopper receiving portion or the outer sleeve via a fragile thin-walled portion that can be cut by the finger, or the stopper receiving portion, the outer sleeve, or the pouring cylinder portion. On the other hand, a configuration in which an engaging protrusion that can be disengaged by a pulling force in a direction perpendicular to the axis of the dispensing cylinder is engaged, a stopper receiving portion, an outer sleeve, or a hook formed on the dispensing cylinder. It is also possible to adopt a configuration in which an engaging recess is formed so as to be disengaged by a pulling force in a direction perpendicular to the axis of the pouring cylinder portion with respect to the joint protrusion.
Further, the stopper member may be configured not to have a handle piece.
However, the stopper member adopts a configuration in which the stopper member is arranged so as to be able to be removed from the stopper arrangement area by a pulling force in a direction perpendicular to the axis of the dispensing cylinder portion.

ストッパ部材のテーパ状のストッパ突部は、外側スリーブのスリーブ本体基端部の周囲にリング状に形成された構成に限定されず、外側スリーブのスリーブ本体基端部の周方向の複数箇所に分散配置された構成も採用可能である。 The tapered stopper protrusion of the stopper member is not limited to the configuration formed in a ring shape around the base end of the sleeve body of the outer sleeve, and is dispersed at a plurality of locations in the circumferential direction of the base end of the sleeve body of the outer sleeve. Arranged configurations can also be adopted.

10…注出用スパウト、10A…ストッパ部材付き注出用スパウト、10B…キャップ付き注出用スパウト、11…ストッパ配置領域、12…通気路、20…スパウト本体、21…取付部、21a…基端面、22…注出筒部、22a…配置領域延在部、23…支持片部(流路仕切り壁)、23a…突出先端部、24…封止突部、24a…カバー壁部、24b…嵌合部、25…内容物流路、25a…基端開口部、25b…注出口、25c…分割流路、25d…流路先端領域、26…注出用突部、27…ストッパ受け部、28…係合突片、30…外側スリーブ、31…スリーブ本体、32…ストッパ突部、32a…通気路出口溝、基片部挿入溝、33…主筒部、34…嵌合受け部、40…ストッパ部材、41…介装片、41L…(介装片両端間の)離間距離、41T…(介装片の)高さ寸法、42…取っ手片、43…基片部、43a…橋絡部、43b…延出板部、44…張り出し片部、50…オーバーキャップ、51…筒壁部、52…先端壁部、53…取っ手片挿入スリット、54…係合突起、110…詰め替え容器、111(容器)…容器部、120…充填対象容器(包装容器)、121…容器口首部(口首部)、122…肩部、123…注出口流路、ΔL…嵌合位置の外側スリーブとストッパ受け部との間の離間距離。 10 ... Dispensing spout, 10A ... Dispensing spout with stopper member, 10B ... Dispensing spout with cap, 11 ... Stopper placement area, 12 ... Ventilation path, 20 ... Spout body, 21 ... Mounting part, 21a ... Base End face, 22 ... Dispensing cylinder portion, 22a ... Arrangement area extending portion, 23 ... Support piece portion (flow path partition wall), 23a ... Protruding tip portion, 24 ... Sealing protrusion, 24a ... Cover wall portion, 24b ... Fitting portion, 25 ... Contents flow path, 25a ... Base end opening, 25b ... Pouring outlet, 25c ... Divided flow path, 25d ... Flow path tip region, 26 ... Discharging protrusion, 27 ... Stopper receiving part, 28 ... Engagement protrusion, 30 ... Outer sleeve, 31 ... Sleeve body, 32 ... Stopper protrusion, 32a ... Vent passage outlet groove, base piece insertion groove, 33 ... Main cylinder part, 34 ... Fitting receiving part, 40 ... Stopper member, 41 ... Intermediary piece, 41L ... Separation distance (between both ends of the interposition piece), 41T ... Height dimension (of the interposition piece), 42 ... Handle piece, 43 ... Base piece part, 43a ... Bridge entanglement part , 43b ... Extension plate part, 44 ... Overhang piece part, 50 ... Overcap, 51 ... Cylinder wall part, 52 ... Tip wall part, 53 ... Handle piece insertion slit, 54 ... Engagement protrusion, 110 ... Refill container, 111 (Container) ... Container part, 120 ... Container to be filled (packaging container), 121 ... Container mouth part (mouth part), 122 ... Shoulder part, 123 ... Pouring outlet flow path, ΔL ... Outer sleeve and stopper receiver at fitting position Separation distance from the part.

Claims (7)

内容物が収容される容器に取り付けられる取付部及び前記取付部から突出された注出筒部を含むスパウト本体と、前記スパウト本体の前記注出筒部にその軸線方向に移動可能に外挿された外側スリーブとを有し、
前記スパウト本体は、前記取付部と、前記注出筒部と、前記注出筒部から突出された支持片部によって支持され前記注出筒部からその先端側に離間した位置に形成された嵌合部を前記外側スリーブの先端部内側に嵌合させることで前記外側スリーブの先端部内側を封止する封止突部と、前記注出筒部の内側を含み前記取付部を貫通し且つ前記封止突部の前記嵌合部と前記注出筒部の先端との間に確保された注出口を含んで形成された内容物流路とを有し、
前記外側スリーブは、前記スパウト本体に外挿され前記封止突部の前記嵌合部が先端部に脱着可能に嵌合される筒状のスリーブ本体と、前記スリーブ本体の基端部外周に突出形成され前記スリーブ本体を挿入した容器口首部の先端に当接されることで前記スリーブ本体の前記容器口首部に対する挿入方向の変位を規制するストッパ突部とを有し、前記ストッパ突部は前記スリーブ本体の基端側へ行くにしたがって前記スリーブ本体からの突出寸法が増大するテーパ状に形成されている注出用スパウト。
Extrapolated in the axial direction to the spout body including the mounting portion attached to the container in which the contents are housed and the dispensing cylinder portion protruding from the mounting portion, and the dispensing cylinder portion of the spout body. Has an outer sleeve and
The spout body is supported by the mounting portion, the dispensing cylinder portion, and a support piece portion protruding from the dispensing cylinder portion, and is formed at a position separated from the dispensing cylinder portion toward the tip end side thereof. A sealing protrusion that seals the inside of the tip of the outer sleeve by fitting the joint portion inside the tip of the outer sleeve, and a sealing protrusion that includes the inside of the dispensing cylinder and penetrates the mounting portion. It has a content flow path formed including an injection port secured between the fitting portion of the sealing protrusion and the tip of the injection cylinder portion.
The outer sleeve has a tubular sleeve body that is extrapolated to the spout body and the fitting portion of the sealing protrusion is detachably fitted to the tip portion, and the outer sleeve projects to the outer periphery of the base end portion of the sleeve body. The stopper protrusion is formed and has a stopper protrusion that regulates the displacement of the sleeve body with respect to the container mouth by contacting the tip of the container mouth with the sleeve body inserted. A spout for dispensing that is formed in a tapered shape in which the protrusion dimension from the sleeve body increases toward the base end side of the sleeve body.
前記ストッパ突部にその側面から窪んで形成された通気路出口溝と、前記ストッパ突部を先端に当接させた前記容器口首部の内側の注出口流路とが連通するとき、前記容器口首部の内周面と前記外側スリーブの前記容器口首部内に挿入された部分の外周面との間のクリアランス及び前記通気路出口溝によって構成される通気路が確保される請求項1に記載の注出用スパウト。 When the air passage outlet groove formed by recessing the stopper protrusion from the side surface and the inlet / outlet flow path inside the container mouth portion in which the stopper protrusion is brought into contact with the tip are communicated with each other, the container mouth The first aspect of claim 1, wherein a clearance between the inner peripheral surface of the neck portion and the outer peripheral surface of the portion of the outer sleeve inserted into the container mouth portion and the ventilation passage formed by the ventilation passage outlet groove are secured. Pout spout. 請求項1に記載の注出用スパウトと、前記スパウト本体の前記取付部における前記注出筒部の先端とは逆の基端の周囲に位置する部分あるいは前記注出筒部の側面に突出する突部であるストッパ受け部と前記スパウト本体の前記嵌合部に先端部を嵌合させた前記外側スリーブとの間に確保されるストッパ配置領域に設けられて前記外側スリーブの前記注出筒部の基端側への移動を規制するストッパ部材とを有し、
前記ストッパ部材は前記注出筒部の軸線に垂直の向きの引き抜き力によって前記ストッパ配置領域から抜き去り可能であるストッパ部材付き注出用スパウト。
The pouring spout according to claim 1 and a portion of the mounting portion of the spout body that is located around a base end opposite to the tip of the pouring cylinder portion or projecting to a side surface of the pouring cylinder portion. The pouring cylinder portion of the outer sleeve provided in a stopper arrangement area secured between the stopper receiving portion which is a protrusion and the outer sleeve whose tip is fitted to the fitting portion of the spout body. Has a stopper member that regulates the movement of the
The stopper member is a spout for dispensing with a stopper member that can be removed from the stopper arrangement region by a pulling force in a direction perpendicular to the axis of the dispensing cylinder portion.
請求項3に記載のストッパ部材付き注出用スパウトと、前記外側スリーブを収容して前記注出用スパウトに脱着可能に装着されるオーバーキャップとを有し、
前記オーバーキャップは、前記外側スリーブを収容可能な筒壁部と、前記筒壁部の先端側を塞ぐ先端壁部とを有し、前記筒壁部の前記先端壁部とは逆の基端の開口部から前記注出用スパウトの前記外側スリーブ及び前記ストッパ部材における前記ストッパ配置領域に設けられる部分である介装片を収容可能、且つ前記介装片を収容した前記筒壁部によって前記介装片が前記ストッパ配置領域に配置された状態を維持可能とされているキャップ付き注出用スパウト。
It has a spout for dispensing with a stopper member according to claim 3, and an overcap that accommodates the outer sleeve and is detachably attached to the spout for dispensing.
The overcap has a cylinder wall portion capable of accommodating the outer sleeve and a tip wall portion that closes the tip end side of the cylinder wall portion, and has a base end opposite to the tip wall portion of the cylinder wall portion. The intervention can be accommodated from the opening, which is a portion provided in the stopper arrangement region of the outer sleeve of the ejection spout and the stopper member, and the intervention is provided by the cylinder wall portion accommodating the inclusion. A spout for pouring with a cap that can maintain the state in which the piece is placed in the stopper placement area.
前記ストッパ部材は、前記介装片と、前記介装片に突出形成され前記注出用スパウトの前記ストッパ配置領域に配置された前記介装片から前記ストッパ配置領域の側方へ突出状態に配置される取っ手片とを有し、
前記オーバーキャップの前記筒壁部には前記ストッパ部材の前記取っ手片の少なくとも一部が挿入される取っ手片挿入スリットが前記筒壁部の基端から先端に向かって延在形成されている請求項4に記載のキャップ付き注出用スパウト。
The stopper member is arranged in a protruding state from the interposition piece and the interposition piece formed so as to protrude from the interposition piece and arranged in the stopper arrangement region of the ejection spout to the side of the stopper arrangement region. With a handle piece to be
The claim that a handle piece insertion slit into which at least a part of the handle piece of the stopper member is inserted is formed in the cylinder wall portion of the overcap extending from the base end to the tip end of the cylinder wall portion. Dispensing spout with cap according to 4.
前記ストッパ部材の前記取っ手片は,前記介装片から突出された基片部と、基片部の前記介装片とは逆側の突端からその側方へ突出された張り出し片部とを有し、
前記オーバーキャップの前記取っ手片挿入スリットは前記筒壁部の基端側から前記ストッパ部材の前記取っ手片の前記基片部を挿脱可能であり、前記取っ手片の前記基片部が前記オーバーキャップの前記取っ手片挿入スリットに挿入されたときに、前記基片部からその側方へ突出された前記介装片の根元部と前記張り出し片部との間のクリアランスに前記側壁部の一部が挿入される請求項5に記載のキャップ付き注出用スパウト。
The handle piece of the stopper member has a base piece portion protruding from the interposition piece and an overhanging piece portion of the base piece portion protruding from a protruding end opposite to the interposition piece to the side thereof. And
The handle piece insertion slit of the overcap can insert and remove the base piece portion of the handle piece of the stopper member from the base end side of the cylinder wall portion, and the base piece portion of the handle piece is the overcap. When the handle piece is inserted into the handle piece insertion slit, a part of the side wall portion is provided in the clearance between the root portion of the interposition piece protruding laterally from the base piece portion and the overhanging piece portion. The spout for dispensing with a cap according to claim 5, which is inserted.
前記ストッパ部材は、前記取っ手片から延出されて前記スパウト本体の前記注出筒部を脱着可能に保持する一対の介装片を有する請求項5または6に記載のキャップ付き注出用スパウト。 The spout for pouring with a cap according to claim 5 or 6, wherein the stopper member has a pair of intervening pieces extending from the handle piece to detachably hold the pouring cylinder portion of the spout body.
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