JP2605017Y2 - Bottle-shaped container cap - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cap for a bottle-shaped container, and more particularly to a cap attached to a mouth of a bottle-shaped container.

[0002]

2. Description of the Related Art Caps made of synthetic resin moldings are widely used as caps for bottle-shaped containers made of various types of glass bottles and plastic containers. In such a cap, the cap body is rotatably attached to a fitting portion fitted to the mouth of the container via a hinge. According to such a cap, since the cap body can be freely opened and closed with respect to the fitting portion, the cap can be resealed, and the mouth can be closed with the cap as needed even after once opened. Can be.

[0003]

In such a conventional cap, the cylindrical fitting portion is firmly fitted to the mouth of the bottle-shaped container, so that the cap cannot be easily removed by hand. It has become. And, by sealing the cap body with the sealing means with respect to the fitting portion, it is possible to prevent liquid leakage and maintain the sealing property, which has a great effect on prevention of mischief at the store and storage stability. .

However, according to such a cap, since the fitting portion is firmly attached to the mouth of the bottle-shaped container as described above, the cap is made of a glass bottle or a plastic container even when it is separated as garbage. The cap cannot be easily removed from the mouth of the bottle,
This causes a problem that the bottle-shaped container and the cap cannot be discarded separately.

The present invention has been made in view of such problems, and a cap for a bottle-shaped container in which a cap portion can be easily separated from the mouth of the bottle-shaped container and discarded. The purpose is to provide.

[0006]

A first aspect of the present invention is a cap to be attached to the mouth of a bottle-shaped container, which is fitted to the mouth of the bottle-shaped container and is attached to the outer peripheral surface of the mouth. A circumferential groove engaged with the formed ring-shaped protrusion is formed on the inner peripheral surface, and furthermore, a cylindrical fitting portion continuously provided so that the truncated cone-shaped protrusion protrudes upward; A cap body rotatably connected to the cylindrical fitting portion via a hinge, and having a ring-shaped seal portion inside which engages with the frusto-conical projection to seal. An engaging portion is provided on the outer peripheral surface of the cylindrical fitting portion to be engaged with the bottle opener, and the peripheral groove is detached from the ring-shaped protrusion by hooking and pulling the bottle opener on the engaging portion. Wherein the fitting portion is detached from the mouth of the bottle-shaped container. It relates to flop.

According to a second aspect of the present invention, in the first aspect, the engaging portion comprises a concave portion or a convex portion formed on the outer peripheral surface of the cylindrical fitting portion. The present invention relates to a cap for a bottle-shaped container.

[0008]

A third feature of the present invention is a cap to be attached to the mouth of a bottle-shaped container, which is fitted to the mouth of the bottle-shaped container and has a ring shape formed on the outer peripheral surface of the mouth. A circumferential groove engaged with the protrusion is formed on the inner circumferential surface, and furthermore, a cylindrical inner plug continuously provided so that the truncated cone-shaped protrusion protrudes upward, and detachably attached to the inner plug. And a cap body having a ring-shaped seal portion inside which is engaged with the frusto-conical projection to perform sealing, and has an outer peripheral surface of the cylindrical inner plug. An engaging portion to be engaged with the bottle opener is formed, and the peripheral groove is detached from the ring-shaped protrusion by hooking and pulling the bottle opener on the engaging portion, so that the inside of the bottle-shaped container is opened from the mouth. The present invention relates to a cap for a bottle-shaped container, wherein the stopper is detached.

[0010]

According to the first aspect of the present invention, the stopper is engaged with the engaging portion formed on the outer peripheral surface of the fitting portion and is pulled in a predetermined direction, so that the cap from the mouth of the bottle-shaped container is pulled out. The fitting portion is removed.

According to the second invention, it is possible to remove the fitting portion from the mouth of the bottle-like container by hooking a stopper on a concave or convex portion formed on the outer peripheral surface of the cylindrical fitting portion. Will be possible.

[0012]

According to the third aspect of the present invention, the stopper is engaged with the engagement portion formed on the outer peripheral surface of the cylindrical inner plug and pulled, so that the inner plug together with the cap main body can be used for the bottle-shaped container. It will be removed from the mouth.

[0014]

1 to 6 show a cap for a bottle-shaped container according to a first embodiment of the present invention. This cap is attached to a mouth portion 11 of a bottle-shaped container 10 made of a glass bottle or a plastic container. It is designed to be attached.
The mouth 11 is squeezed finely and its thickness is
It is thicker than the torso part. As shown in FIG. 2, a ring-shaped projection 12 is formed on the outer periphery of the mouth 11 along the circumferential direction.

A cap is attached to the mouth of the bottle-shaped container 10. The cap has a lower fitting portion 15 attached to the mouth 11, and a circumferential groove 16 formed on the inner peripheral surface of the fitting portion 15 is formed on the outer peripheral surface of the mouth 11. It is engaged with the formed ring-shaped protrusion 12. In addition, a portion of the upper end side of the fitting portion 15 and the outer peripheral side thereof is formed by a thin portion and a hinge 1.
A cap 18 is attached via a 7 so as to be openable and closable. The cap 18 has a knob 19 at a position opposite to the hinge 17, and can be opened and closed with respect to the fitting portion 15 with such a knob 19 as shown in FIGS. 3 and 4.

On the top of the cap 18, a truncated conical projection 21 is provided.
Is projected, and such a projection 21 is fitted to the inner peripheral surface of the cap 18. A ring-shaped sealing projection 22 is formed inside the cap 18. I have. Such a protrusion 22 is adapted to be fitted to the edge of the inner peripheral edge of the truncated conical protrusion 21 of the fitting portion 15.

Further, such a cap is provided on the outer peripheral surface of the fitting portion 15 rotatably supporting the cap body 18 via the hinge 17 at intervals of 90 ° along the circumferential direction.
A plurality of engagement recesses 25 are formed. Such an engaging recess 25 constitutes an engaging portion to be hooked by a bottle opener, and enables a cap to be removed from the mouth 11 of the bottle-shaped container 10 as necessary. .

In the above configuration, a fitting portion 15 is fitted to the mouth 11 of the bottle-shaped container 10, and a cap 18 is fitted to the opening of the fitting portion 15. As a result, as shown in FIGS. 1 and 2, the mouth 11 is closed by the cap body 18.

When the liquid filled in the bottle-shaped container 10 is to be poured out, the cap body 18 is rotated at the hinge 17 to open the bottle as shown in FIGS. Thus, the liquid beverage or the like filled therein can be poured out as needed.

Moreover, such a cap is provided with its fitting portion 1.
5, four engaging recesses 25 are formed in the circumferential direction along the circumferential direction, and the cap is removed from the bottle-shaped container 10 by engaging the bottle opener in these recessed portions 25 and pulling them. Can be easily removed. Therefore, when the bottle-shaped container 10 is discarded after use, the cap can be separated and discarded. Therefore, especially when the bottle-shaped container 10 is a glass bottle, it becomes possible to separate and discard the cap made of the synthetic resin molded body. Even when the bottle-shaped container is made of plastic, since the cap is usually made of a different material, the effect of separating the cap from the bottle 10, which is a molded article of a synthetic resin material different from the cap, is brought about. .

As described above, the cap of the bottle-shaped container according to the present embodiment is provided with four engaging recesses 25 at 90 ° intervals along the circumferential direction on the outer peripheral surface of the fitting portion 15. It is. Therefore, the cap can be easily removed from the mouth of the bottle-shaped container 10 by using the stopper 25 in any home by using the engagement concave portion 25, and the cap and the bottle-shaped container are separated. Can be discarded.

Next, a second embodiment of the present invention will be described with reference to FIGS. In the second embodiment, the fitting portion 15
The engaging recess 25 is formed continuously on the outer peripheral surface along the entire circumference. The fitting portion 15 can be detached from the mouth of the bottle-shaped container by using a bottle opener by using such a concave portion 25. At this time, the cap body 18 attached via the hinge 17 is also removed at the same time.

Accordingly, a bottle-shaped container made of a glass bottle or a plastic bottle and a stopper-type cap which could not be easily separated can be easily separated by using a bottle opener in any household. Can be separated and discarded.

Next, a third embodiment will be described with reference to FIGS. In this embodiment, four engaging projections 26 are formed on the outer peripheral surface of the fitting portion 15 of the cap at 90 ° intervals along the circumferential direction. When removing the cap from the mouth of the bottle-shaped container, it is only necessary to hook and pull the stoppers 26 on these engaging projections 26 and pull them. Therefore, according to this embodiment, the same operation and effect as those of the first embodiment can be obtained.

FIG. 11 and FIG. 12 show a fourth embodiment. In this embodiment, a ring-shaped engaging projection continuous along the circumferential direction on the outer peripheral surface of the cap fitting portion 15 is shown. The portion 26 is formed. Therefore, it is possible to remove the cap from the mouth of the bottle-shaped container by hooking and pulling on the engaging convex portion 26 using a bottle opener in any household.

Next, a fifth embodiment will be described with reference to FIGS. In this embodiment, a hinge 17 for connecting the cap body 18 to the fitting portion 15 so as to be openable and closable is protruded to the outer peripheral side, and the cap is removed by removing the cap using such a hinge 17. Things.

According to such a structure, the hinge 17 for rotatably connecting the cap body 18 without forming a concave portion or a convex portion on the outer peripheral surface of the fitting portion 15 of the cap.
Can be effectively used to remove the cap, and in particular, the structure of a mold for molding the cap can be simplified.

Next, a sixth embodiment will be described with reference to FIGS. This embodiment shows a two-piece type cap, in which the cap is a cap body 1.
8 and the inner plug 30, and the inner plug 30 is
5 is adapted to be fitted to the mouth of the bottle-shaped container 10. The cap 18 is detachably attached to the inner plug 30. In addition, an engaging recess 25 is formed on the outer peripheral portion of the fitting portion 15 and below the rear-side protruding portion 31.

Therefore, even in such a cap, the cap is detached from the mouth of the container by hooking and pulling the stopper on the engaging recess 25.
Therefore, the two-piece type cap can be separated from the mouth of the bottle-shaped container and separated and disposed.

FIGS. 18 to 20 show a seventh embodiment, in which an engaging projection 26 is formed instead of the engaging recess 25 in the sixth embodiment. In addition, this engaging projection 26 is also provided below the rear side projection 31, and the cap is pulled from the mouth of the bottle-shaped container by hooking and pulling a stopper on such engagement projection 26. It becomes possible to remove.

[0031]

According to a first aspect of the present invention, a peripheral groove fitted to a mouth of a bottle-shaped container and engaged with a ring-shaped projection formed on an outer peripheral surface of the mouth is provided on an inner peripheral surface. And a cylindrical fitting portion which is continuously provided so that the truncated cone-shaped protrusion projects upward, and is rotatably connected to the cylindrical fitting portion via a hinge, A cap body having a ring-shaped seal portion on the inner side engaged with the frustoconical projection to seal the engagement portion, the engagement portion being engaged with a bottle opener on the outer peripheral surface of the cylindrical fitting portion. The peripheral groove is detached from the ring-shaped projection by pulling the stopper open and pulling the engaging part, and the fitting part is detached from the mouth of the bottle-shaped container. Therefore, the peripheral groove of the cylindrical fitting portion is engaged with the ring-shaped protrusion formed on the outer peripheral surface of the mouth portion of the bottle-shaped container, so that the container is firmly attached. Then, the frusto-conical projection of the fitting portion engages with the ring-shaped sealing portion of the cap main body, whereby a reliable seal is achieved. Moreover, the stopper can be detached from the mouth of the bottle-shaped container by hooking and pulling the stopper on the engaging part formed on the outer peripheral surface of the cylindrical fitting part. The container and the cap can be separated and discarded.

According to the second aspect of the present invention, the cap is detached by hooking and removing the concave portion or the convex portion formed on the outer peripheral surface of the fitting portion. The part can be removed from the mouth of the bottle-shaped container.

[0033]

According to the third aspect of the present invention, the inner peripheral surface is fitted into the mouth of the bottle-shaped container and is engaged with the ring-shaped projection formed on the outer peripheral surface of the mouth. Formed in
In addition, a cylindrical inner plug that is continuously provided so that the truncated cone-shaped protrusion protrudes upward, and is detachably attached to the inner plug, and is engaged with the truncated cone-shaped protrusion. A cap body having a ring-shaped seal portion for sealing inside, and an engaging portion to be engaged with the bottle opener is formed on the outer peripheral surface of the cylindrical inner plug, and the plug is attached to the engaging portion. The peripheral groove is released from the ring-shaped projection by pulling and pulling the puller, and the inner plug is released from the mouth of the bottle-shaped container. Therefore, according to such a cap, the peripheral groove formed on the inner peripheral surface of the tubular inner plug is engaged with the ring-shaped projection formed on the outer peripheral surface of the mouth of the bottle-shaped container, and In addition to being securely attached to the container, the ring-shaped sealing portion formed inside the cap is engaged with the truncated conical projection of the inner plug to ensure reliable sealing. In addition, the inner plug can be removed by engaging the puller with an engaging portion formed on the outer peripheral surface of the cylindrical inner plug and pulling. Therefore, the two-piece type cap composed of the cap body and the inner plug can be removed from the mouth of the bottle-shaped container and separated and discarded.

[Brief description of the drawings]

FIG. 1 is an external perspective view showing a cap of a bottle-shaped container according to a first embodiment.

FIG. 2 is a longitudinal sectional view of the same.

FIG. 3 is an external perspective view of the cap in an open state.

FIG. 4 is a longitudinal sectional view of the same.

FIG. 5 is a front view of the cap.

FIG. 6 is a plan view of a cap.

FIG. 7 is a front view of a cap according to a second embodiment.

FIG. 8 is a plan view of the cap.

FIG. 9 is a front view of a cap according to a third embodiment.

FIG. 10 is a plan view of the same.

FIG. 11 is a front view of a cap according to a fourth embodiment.

FIG. 12 is a plan view of the same.

FIG. 13 is a front view of a cap according to a fifth embodiment.

FIG. 14 is a plan view of the same.

FIG. 15 is a front view of a cap according to a sixth embodiment.

FIG. 16 is a side view of the same.

FIG. 17 is a plan view of the same.

FIG. 18 is a front view of a cap according to a seventh embodiment.

FIG. 19 is a side view of the same.

FIG. 20 is a plan view of the same.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Bottle-shaped container 11 Mouth part 12 Ring-shaped protrusion 15 Fitting part 16 Peripheral groove 17 Hinge (thin part) 18 Cap main body 19 Knob 21 Frustoconical protrusion 22 Sealing protrusion 25 Engagement concave part 26 Engagement convex part 30 Inside plug 31 Back side protrusion

Claims (3)

(57) [Scope of request for utility model registration] 1. A cap attached to a mouth of a bottle-shaped container, the cap being fitted to the mouth of the bottle-shaped container and engaging with a ring-shaped projection formed on an outer peripheral surface of the mouth. A circumferential fitting groove is formed on the inner circumferential surface, and furthermore, a cylindrical fitting portion continuously provided so that the truncated cone-shaped protrusion projects upward, and a hinge mounted on the cylindrical fitting portion via a hinge. And a cap body having a ring-shaped seal portion inside which is engaged with the truncated cone-shaped projection to perform sealing, and an outer periphery of the cylindrical fitting portion. An engaging portion to be engaged with the bottle opener is provided on the surface, and the peripheral groove is detached from the ring-shaped protrusion by hooking and pulling the bottle opener on the engaging portion and from the mouth of the bottle-shaped container. The cap for a bottle-shaped container, wherein the fitting portion is detached. 2. The cap for a bottle-shaped container according to claim 1, wherein said engaging portion is constituted by a concave portion or a convex portion formed on an outer peripheral surface of said cylindrical fitting portion. 3. A cap attached to a mouth of a bottle-shaped container, wherein the cap is fitted to the mouth of the bottle-shaped container and engages with a ring-shaped projection formed on an outer peripheral surface of the mouth. A peripheral groove to be combined is formed on the inner peripheral surface, and furthermore, a cylindrical inner plug continuously provided so that a truncated cone-shaped protrusion protrudes upward, and is detachably attached to the inner plug. A cap body having a ring-shaped seal portion inside which engages with the frusto-conical projection to perform sealing. The cap body has an outer peripheral surface associated with a bottle opener. An engaging portion to be combined is formed, and a peripheral groove is detached from the ring-shaped projection by pulling a stopper opener on the engaging portion to pull the inner stopper from the mouth of the bottle-shaped container. A cap for a bottle-shaped container, characterized in that: