JP3794566B2 - Outlet - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a spout used by being attached to a paper container or other container for storing a liquid.
[0002]
[Prior art]
Conventionally, for example, as a spout attached to a paper bell type paper container, a spout main body composed of a cylindrical portion provided with a flange to be attached to a hole provided in the container, and a cylindrical shape of the spout main body The spout body is provided with a pull ring, and by pulling the pull ring, the sealing film provided in the spout body via the thin part is cut from the thin part and poured. Some are configured to form a mouth.
[0003]
This type of spout is configured to seal the spout by pulling the pull ring because the cap provided on the cylindrical portion of the spout main body is engaged with the screw of the cap and screwed into the spout. There is a problem that it is impossible to judge from the appearance that the film has been cut from the thin wall portion to form a spout and opened. For this reason, there is a complaint that a consumer purchases a product that has been unsealed when the cap is removed, which may reduce the credit of the store.
[0004]
Therefore, from the viewpoint of ensuring virginity, the actual situation is that the entire container including the spout is protected with a shrink film to prevent the cap from being opened by mischief during store display.
[0005]
[Problems to be solved by the invention]
The present invention has been made in view of the above-described problems, and the object of the present invention is to confirm the unsealed state and the unopened state at a glance, and therefore without protecting with a shrink film. The object is to provide a spout that can ensure virginity.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, the spout of the present invention comprises a spout main body and a cap that covers the cylindrical portion of the spout main body, and the cylindrical portion of the spout main body is threaded on its outer periphery. comprising a cylindrical portion with a screw having, on the inside of the tubular portion and the sealing film for closing the interior of the cylindrical portion through the thin portion of the annular is continuously provided, the sealing film tubular portion A pull ring formed so as to protrude higher than the upper end is continuously provided, and a lower part of the cap located at a distance from the threaded cylinder part is locked below the threaded cylinder part of the cylindrical part. A cap locking portion having a plurality of latching protrusions at an upper end portion of the cap locking portion, and the cap has a threaded inner peripheral surface portion that engages with a threaded tube portion of the spout body. An opening strip-like portion continuously provided through a thin portion on the lower side of the inner peripheral surface portion with the screw, and a thin portion on the lower side of the opening strip-like portion Comprising a cap lower portion which is continuously provided through the opening for the strip section is provided with opening port for unsealing, said cap lower portion is provided with a groove in which the latching projection is engaged, the cap In the state where the spout main body is crowned, the inner peripheral surface portion with the screw of the cap is positioned higher than the cylindrical portion with the screw of the spout main body due to the presence of the band for opening, and the lower portion of the cap is the cap engagement. It is characterized that you have locked rotatably engaged with the locking portion.
[0007]
In the spout having the above-described configuration, the spout main body can be attached to the carton container by including a flange for attaching to a hole provided in the container at a lower portion thereof. Further, instead of the flange, the lower part of the spout main body may be configured to be screwed to the mouth of the PET bottle, for example.
[0009]
In the spout according to the present invention, the screw for the cap is positioned higher than the screw of the spout main body due to the presence of the opening band-like portion between the screwed portion of the cap and the lower portion of the cap. Therefore, it is possible to attach the cap to the spout body by covering the spout body with the cap and pushing until the lower part of the cap is locked to the cap locking part. It is unnecessary.
[0010]
When the spout of the present invention is unopened, the lower part of the cap is rotatably locked to the cap locking part, and the cap is idle. And by holding the cap lightly, pulling the end of the opening strip facing the opening opening in the circumferential direction, pulling it off the cap, removing the upper part of the cap to expose the pull ring, and pulling the pull ring with your finger The sealing film is removed so that the contents can be used. Therefore, even if the opening band-like portion is removed by mischief and the cap is closed thereafter, a gap is formed between the upper portion of the cap and the lower portion of the cap so that the opened state and the unopened state can be confirmed at a glance. As a result, when the merchandise is mischievous by the displayed merchandise, the store knows that and can remove the mischievous merchandise from the display shelf, thereby preventing complaints from consumers. In addition, the consumer can clearly know the merchandise displayed at the store has been opened with mischief.
[0011]
Further, in the present invention, since the pull ring is formed to protrude higher than the tubular top end, it is easy to grip the pull ring, easily done without difficulty to form a spout removed sealing film be able to.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Next, embodiments of the present invention will be described in detail with reference to the drawings.
[0013]
FIG. 1 shows a spout body constituting a spout according to the present invention, wherein (a) is a half sectional view of the spout body, (b) is a partial cross-sectional view of a pull ring, and (c) is a spout body. FIG. 2 is a half sectional view showing a cap combined with the spout main body shown in FIG. 1, and FIG. 3 is a side view showing an appearance of the spout combined with the spout main body and the cap.
[0014]
As shown in FIG. 1, the spout main body 1 has a cylindrical portion 3 provided with a flange 2 around a lower portion for attaching to a hole provided in the container. The cylindrical portion 3 of the spout main body 1 is provided with a screwed cylindrical portion 4 having a screw on the outer periphery thereof, and a seal that closes the inside of the cylindrical portion 3 via an annular thin portion 5 inside the cylindrical portion 3. A membrane 6 is continuously provided, and an annular pull ring 8 that protrudes higher than the upper end of the cylindrical portion is continuously provided on the sealing membrane 6 via a support column 7. On the ring portion of the pull ring 8, gripping auxiliary protrusions 9 (FIG. 1B) are protruded to a desired length in the circumferential direction on both the inner and outer surfaces facing the column 7.
[0015]
Since the pull ring 8 shown in this example is formed so as to protrude higher than the upper end of the cylindrical portion, an operation of grasping the ring portion and removing the pulling sealing film 6 can be easily performed without making a structure.
[0016]
Further, a cap locking portion 10 that engages with the lower portion of the cap is provided below the cylindrical portion 4 with the screw of the cylindrical portion 3 with a space from the cylindrical portion 4 with the screw. Moreover, the cap latching | locking part 10 is provided with the some latching protrusion 11 (FIG. 1 (a), (c)) in the upper end part. A plurality of protrusions 12 are provided at intervals above the flange 2 corresponding to the thickness of the container wall.
[0017]
As shown in FIG. 2, the cap 13 is connected to the screwed inner peripheral surface portion 14 of the spout main body 1 through the thinned portion 15 and the screwed inner peripheral surface portion 14 below the screwed inner peripheral surface portion 14. An opening band 16 provided for opening and a cap lower part 18 that is locked to the cap locking part 10 of the spout main body 1 that is connected to the lower side of the opening band 16 via a thin portion 17 are provided. ing. The cap lower portion 18 has a concave groove 19 that is locked to the latching protrusion 11 of the cap locking portion 10. Further, a cylindrical wall portion 21 is provided depending on the top plate 20. The cylindrical wall portion 21 supports the screwed tube portion 4 of the spout body 1 from the inside, and functions to ensure the engagement between the screwed tube portion 4 and the screwed inner peripheral surface portion 14.
[0018]
FIG. 3 is an external view of the cap 13 covered with the spout 1. As can be seen from FIG. 3, a knurl 23 is engraved on the outer peripheral surface of the cap 13 corresponding to the inner peripheral surface portion 14 with screws. ing. The opening band 16 has a jagged outer shape, an opening 16a is provided in a part of the opening band 16, and the opening band 16a starts from the end of the opening band connected to the opening 16a. It is comprised so that 16 can be pulled and removed in the circumferential direction.
[0019]
FIG. 4 is a half cross-sectional view of the cap 13 covered with the spout main body 1. Since the inner peripheral surface portion 14 with the screw is positioned above the cylindrical portion 4 with the screw, the cap 13 is injected by plugging without the presence of the inner peripheral surface portion 14 with the screw and the cylindrical portion 4 with the screw becoming an obstacle. It can be attached to the outlet body 1 and does not require torque management as in screw-in attachment. After the attachment, the cap lower portion 18 is locked to the cap locking portion 10 so as to be rotatable.
[0020]
The spout formed by covering the cap 13 with the spout main body 1 as described above, for example, the protrusion 12 is passed over the hole formed in the container from the inside of the carton container made of paperboard, and the flange 2 is adhered to the container wall. In this state, the spout is attached to the container by welding the flange 2 to the container wall 22. Thereafter, the carton container is filled with the content liquid by a filling machine and displayed as a product at the store. FIG. 7 shows an example of a Gobeltop type carton container to which the spout of the present invention is attached.
[0021]
5 and 6 show that the unsealing band 16 is pulled and removed in the circumferential direction, and the cap inner portion 14a is screwed into the spout main body 1 by engaging the inner peripheral surface portion 14 with the screw with the cylindrical portion 4 with the screw. FIG. As can be seen from these drawings, it is obvious at a glance that a gap 24 exists between the cap upper portion 13a and the cap lower portion 18 and the cap is opened.
[0023]
In the spout of the present invention, the spout main body is provided with a flange for attaching to a hole provided in the container at the lower portion thereof, but instead of such a configuration, the lower portion of the spout main body is made of, for example, a PET bottle. You may make it the structure which can be screwed to an opening | mouth part.
[0024]
【The invention's effect】
The spout of the present invention comprises a spout main body and a cap that covers the cylindrical portion of the spout main body, and the cylindrical portion of the spout main body includes a threaded cylindrical portion having a screw on its outer periphery. In addition, a sealing film that closes the inside of the cylindrical part is provided inside the cylindrical part via an annular thin part, and the sealing film is formed so as to protrude higher than the upper end of the cylindrical part. And a cap locking portion for locking the lower portion of the cap located at a distance from the cylindrical portion with the screw at a lower portion than the cylindrical portion with the screw of the cylindrical portion, The cap locking portion has a plurality of latching protrusions at its upper end, and the cap has an inner peripheral surface portion with a screw that engages with a threaded cylindrical portion of the spout main body and an inner peripheral surface portion with the screw. An opening strip that is connected to the side through a thin portion and a cap that is connected to the lower side of the opening strip through the thin portion Comprising a square section, the opening for the strip section is provided with opening port for unsealing, said cap lower portion is provided with a groove in which the latching projection is engaged, prefixed the cap to the spout body In this state, the cap-shaped inner peripheral surface portion of the cap is positioned above the screw-attached cylindrical portion of the spout main body and the lower portion of the cap is rotatable relative to the cap locking portion. because characterized that you have locked, mischief by removing the strip for opening, even then capped, one that is opening and unsealed since the gap is formed between the cap upper portion and the cap lower portion The unopened state can be confirmed at a glance. Thereby, when the merchandise is mischievous by the displayed merchandise, the store knows that, and the merchandise that has been mischievous can be removed from the display shelves to prevent a consumer complaint. In addition, the consumer can clearly know the merchandise displayed at the store has been opened with mischief.
[Brief description of the drawings]
FIG. 1 shows a spout body constituting a spout according to the present invention, wherein (a) is a half sectional view of the spout body, (b) is a partial sectional view of a pull ring, and (c) is a spout. It is a partial top view of a main body.
FIG. 2 is a half sectional view showing a cap combined with the spout main body shown in FIG.
FIG. 3 is a side view showing an appearance of a spout in which a spout main body and a cap are combined.
FIG. 4 is a half sectional view showing a spout attached to a container.
FIG. 5 is a half cross-sectional view showing a state where a cap is attached to the spout main body after removing the band for opening.
FIG. 6 is a side view showing a state in which a cap is attached to the spout main body after removing the band for opening.
FIG. 7 is a perspective view showing an example of a gable-top type carton container equipped with a spout according to the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Spout main body 2 Flange 3 Cylindrical part 4 Screwed cylinder part 5 Thin part 6 Sealing film 7 Support column 8 Pull ring 9 Grasp assisting protrusion 10 Cap locking part 11 Latching protrusion 12 Protrusion 13 Cap 13a Cap upper part 14 Screw inner peripheral surface portion 15 Thin portion 16 Unsealing strip portion 16a Unsealing port 17 Thin portion 18 Cap lower portion 19 Groove 20 Top plate 21 Cylindrical wall portion 22 Container wall 23 Knurl 24 Space

Claims (2)

It consists of a spout body and a cap that covers the tubular part of the spout body, and the tubular part of the spout body includes a threaded tubular part having a screw on its outer periphery, inside the tubular part. Is provided with a sealing film that closes the inside of the cylindrical part via an annular thin part, and a pull ring formed so as to protrude higher than the upper end of the cylindrical part is connected to the sealing film. A cap locking portion for locking the lower portion of the cap located at a distance from the cylindrical portion with the screw at a lower portion than the cylindrical portion with the screw of the cylindrical portion, The upper end portion has a plurality of latching protrusions, and the cap has an inner peripheral surface portion with a screw that engages with a threaded cylindrical portion of the spout main body, and a thin portion under the inner peripheral surface portion with the screw. A continuous opening band-like portion and a cap lower portion continuously provided through a thin portion on the lower side of the opening belt-like portion, Strip portion for sealing is provided with opening port for unsealing, said cap lower portion is provided with a groove in which the latching projection is locked, in the state in which bears the cap to the spout body, strip for opening with the threaded peripheral surface of the cap by that there is a part is located above the cylindrical portion with a screw of the spout body, the Rukoto cap lower portion is not locked rotatably engaged with the cap engagement portion Characteristic spout.   The spout according to claim 1, wherein the spout main body includes a flange attached to a hole provided in the container at a lower portion thereof.

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