JP7100285B2 - cap - Google Patents

Description

The present invention relates to a cap attached to the mouth of a container filled with the contents of powder or granular material such as seasonings.

As a conventional cap, the container spout according to the invention of Patent Document 1 is made of synthetic resin and is attached to the mouth of a container filled with a granular or powdery seasoning or the like, and has a spout on the top surface. It includes a stopper body and a lid body connected to the stopper body via a hinge and covered with the stopper body. When using the contents in the container, open the lid and tilt the container so that the spout of the plug body faces downward so that the contents are swung out from the spout of the container spout. To use.

Japanese Unexamined Patent Publication No. 2012-76817

However, in the invention of Patent Document 1, when the contents are used, the container spout is often located above the pot or the like in a place where steam is rising. In this case, the main body of the container spout is Since it is exposed to steam, the top surface of the stopper body gets wet with water, and a part of the spouted contents adheres to the water near the spout, which is not preferable in terms of appearance and hygiene. Moreover, if the lid body is covered with the contents attached to the stopper body, the attached contents are sandwiched between the upper surface of the top surface portion of the stopper body and the lower surface of the lid body. Therefore, a space may be created in the portion, and the airtightness due to the container spout may be impaired. Moreover, with the passage of time thereafter, the contents sandwiched between the upper surface of the top surface of the stopper body and the lower surface of the lid dry, so that the contents solidify and stick around the spout. There is a risk of inconvenience such as.

Further, in the invention of Patent Document 1, when the contents are drawn out from the spout, the contents not poured out to the outside adhere to the inner wall surface of the spout, and in this state, the spout is attached to the lid. When the provided studs are fitted, the airtightness may be impaired by the contents adhering to the inner wall surface of the spout.

The present invention has been made in view of this point, and an object of the present invention is to provide a cap that suppresses adhesion of the contents to the periphery of the outlet including the inner wall surface of the outlet when the contents are used. ..

According to the first aspect of the present invention, as a means for solving the above-mentioned problems, the present invention is a cap attached to the mouth of a container filled with granules , and the cap is attached to the mouth. The body to be mounted, the top surface that is integrally connected to the body and closes the upper end opening of the body, and the granules that are provided on the top and communicate with the inside of the container. It has an outlet for drawing out, and a concavo-convex portion is provided on the upper surface of the top surface portion around the outlet , and the distance between adjacent convex portions in the concavo-convex portion is larger than 0 and 300 μm or less. It is characterized by being set .
Further, the invention described in claim 2 is a cap attached to the mouth of a container filled with granules, wherein the cap is integrated with a body portion attached to the mouth portion and the body portion. It has a top surface portion that is connected to the top surface to close the upper end opening of the body portion, and a delivery port that is provided on the top surface portion and communicates with the inside of the container to spout out the granules in the container. An uneven portion is provided on the upper surface of the surface portion around the outlet, and the distance S between adjacent convex portions / the outer diameter D of the granules is set to 1.0 or less in the uneven portion. It is characterized by being done.
In the inventions of claims 1 and 2 , when the granules are shaken out from the outlet, the granules are less likely to adhere to water (steam) in the uneven portion, so that the adhesion of the granules to the periphery of the outlet is suppressed. be able to. Further, the space S between the adjacent convex portions is set so as to suppress the invasion of the entire granule into the concave portion, so that the moisture enters the concave portion, while the granule cannot enter the concave portion. , The granules are less likely to adhere to the water, and the granules are less likely to adhere to the uneven portion around the outlet.

The invention according to claim 3 is the invention according to claim 1 or 2 , wherein the opening area is continuous from the lower end to the inner wall surface of the outlet and upward with respect to the axial direction of the body portion. It is characterized in that an inclined surface in which is gradually reduced is formed.
According to the third aspect of the present invention, when the granules are swung out from the outlet, the granules that could not be swung out easily fall into the container from the inclined surface provided on the inner wall surface of the spout.

The invention according to claim 4 is the invention according to any one of claims 1 to 3 , wherein the cap is made of a synthetic resin coated or kneaded with a silicone-based surface modifier. It is a thing.
In the invention of claim 4 , it becomes difficult for water to adhere to the surface of the cap. As a result, the granules are less likely to adhere to the area around the outlet.

According to the cap of the present invention, when the content is used, it is possible to suppress the adhesion of the content to the periphery of the outlet including the inner wall surface of the outlet.

FIG. 1 is a cross-sectional view of a state in which a cap according to an embodiment of the present invention is screwed and coupled to a mouth portion of a container, and is a cross-sectional view of a state in which both the first lid and the second lid are open. .. FIG. 2 is a plan view of the cap according to the embodiment of the present invention, and is a plan view of a state in which both the first lid body and the second lid body are open. FIG. 3 is a side view of the cap according to the embodiment of the present invention on the side of the first lid, and is a side view of the state in which both the first lid and the second lid are open. FIG. 4 is a side view of the cap according to the embodiment of the present invention on the side of the second lid, and is a side view of the state in which both the first lid and the second lid are open. FIG. 5 is a plan view showing another embodiment of the outlet adopted for the cap shown in FIG. FIG. 6 is an enlarged view of part A of FIG. FIG. 7 is a perspective view showing an embodiment of the uneven portion adopted in the cap shown in FIG. 1. FIG. 8 is a cross-sectional view showing the cross-sectional shape of the uneven portion adopted in the cap shown in FIG. FIG. 9 is a perspective view showing an embodiment of the uneven portion adopted in the cap shown in FIG. 1. FIG. 10 is an enlarged view of part B of FIG. FIG. 11 is a diagram for explaining the action of the uneven portion adopted in the cap shown in FIG. 1. FIG. 12 is a perspective view of the cap according to another embodiment.

Hereinafter, embodiments for carrying out the present invention will be described in detail with reference to FIGS. 1 to 12.
As shown in FIG. 1, the cap 1a according to the embodiment of the present invention is attached to the mouth 3 of the container 2 and is molded of a synthetic resin coated or kneaded with a silicone-based surface modifier. ing. The cap 1a according to the present embodiment includes a body portion 6 attached to the mouth portion 3 of the container 2, a top surface portion 7 that is integrally connected to the body portion 6 and closes the upper end opening of the body portion 6. The top surface portion 7 is provided with an outlet 8 that communicates with the inside of the container 2 and swings out the contents in the container 2.

The container 2 is filled with a granular or powdery seasoning or the like. As shown in FIGS. 1 to 4, a male screw portion 12 is formed on the outer peripheral surface of the mouth portion 3 of the container 2. The body portion 6 is formed in a cylindrical shape. The outer peripheral surface of the body portion 6 is subjected to flatfish knurling. On the outer peripheral surface of the body portion 6, flat portions 10A and 10A are formed on the upper end portion and the lower end portion thereof without flatfish knurling. Further, flat portions 10B and 10B are formed on the outer peripheral surface of the body portion 6 at positions opposite to each other in the radial direction in a predetermined range downward from the flat portion 10A at the upper end. In the flat portion 10A at the upper end of the body portion 6, a first fitting recess 15 into which the first fitting wall portion 36 provided on the first lid 35, which will be described later, is fitted is peripherally formed on a part of the outer peripheral surface thereof. Formed along the direction. On the other hand, in the flat portion 10A at the upper end of the body portion 6, a second fitting recess 16 in which a second fitting wall portion 46 provided on the second lid 45, which will be described later, is fitted is fitted to a part of the outer peripheral surface thereof. Is formed along the circumferential direction.

As can be seen from FIGS. 3 and 4, these first and second fitting recesses 15 and 16 are located above the flat portions 10B and 10B provided on the outer peripheral surface of the body portion 6, respectively. On the outer peripheral surface of the first fitting recess 15, a first locking portion 18 that bulges outward in the radial direction and extends in the circumferential direction is formed. On the other hand, a second locking portion 19 that bulges outward in the radial direction and extends in the circumferential direction is also formed on the outer peripheral surface of the second fitting recess 16. A female screw portion 22 is formed on the lower inner peripheral surface of the body portion 6. The female threaded portion 22 of the body portion 6 and the male threaded portion 12 of the mouth portion 3 of the container 2 are screwed together.

As shown in FIGS. 1 to 4, the top surface portion 7 has a plate shape and is formed in a substantially circular shape in a plan view. The top surface portion 7 is formed so that the first recess 24 and the second recess 25 are adjacent to each other on the upper surface thereof. Both the first recess 24 and the second recess 25 are formed in a plan-viewing semi-cylindrical shape in which the straight portions 24A and 25A and the arc portions 24B and 25B face each other. The area of the bottom of the second recess 25 is formed larger than the area of the bottom of the first recess 24. The first recess 24 and the second recess 25 are arranged so that their straight portions 24A and 25A face each other, and the arc portions 24B and 25B are the outer peripheral surfaces of the flat portion 10A at the upper end of the body portion 6. It is continuous with the first and second fitting recesses 15 and 16 provided in the above, respectively. The arc portions 24B and 25B of the first and second recesses 24 and 25 are formed substantially concentrically with the outer peripheral surface of the body portion 6. An annular close contact portion 27 that is in close contact with the upper surface of the mouth portion 3 is vertically installed at a position close to the body portion 6 on the lower surface of the top surface portion 7 when the body portion 6 is screwed and coupled to the mouth portion 3.

At the bottom of the first recess 24, a swing port 8 penetrating in the vertical direction is formed in the central portion thereof. The outlet 8 is formed in a circular shape in a plan view. The outlet 8 communicates with the inside of the container 2. The outlet 8 acts as an outlet 8 when the contents are ejected. In this embodiment, one outlet 8 is formed, but a plurality of outlets 8 may be formed. Further, in the present embodiment, the outlet 8 is formed in a substantially circular shape in a plan view, but has a substantially elliptical shape shown in FIG. 5 (a), a substantially rectangular shape shown in FIG. 5 (b), and FIG. 5 (c). It may be formed of a substantially semicircular shape shown in the above, a shape having a pair of arched hole walls shown in FIG. 5 (d), or the like. In short, the plan view shape and quantity of the outlet 8 are not particularly limited. As shown in FIGS. 1 and 6, the inner wall surface of the outlet 8 is continuously reduced in diameter upward from the lower end thereof with respect to the axial direction of the body portion 6, in other words, its opening area. An inclined surface 30 is formed in which the diameter gradually decreases upward. The inclined surface 30 is formed at an inclination angle α with respect to the axial direction of the body portion 6. The inclination angle α is set within the range of 5 ° to 15 °. In this embodiment, the tilt angle α is set to 10 °. As can be seen from FIG. 6, the inner wall surface of the outlet 8 has a partial range of the upper end extending along the axial direction. Further, as shown in FIG. 2, the uneven portion 32 is formed on the bottom surface of the first concave portion 24 in a part of the range R around the outlet 8. The uneven portion 32 may be formed in a part of the range R around the outlet 8 as in the present embodiment, or may be formed in the entire bottom surface of the first concave portion 24.

The uneven portion 32 may be formed by denting a plurality of concave portions 32B on the bottom surface of the first concave portion 24, or may be formed by projecting a plurality of convex portions 32A on the bottom surface of the first concave portion 24. good. As shown in FIG. 7, the uneven portion 32 may have a configuration in which the convex portions 32A and the concave portions 32B are alternately formed along one direction. In the case of this embodiment, the cross-sectional shape of the convex portion 32A is a substantially triangular shape shown in FIG. 8A, a substantially rectangular shape shown in FIG. 8B, a semicircular shape shown in FIG. It may be formed in an inverted U shape or the like shown in d). In addition, as shown in FIG. 9, the uneven portion 32 may have a configuration in which the convex portion 32A and the concave portion 32B are alternately formed along two directions orthogonal to each other. In the case of this embodiment, the convex portion 32A may be formed in a quadrangular pyramid shape (shown in FIG. 9), a regular quadrangular prism, a hemispherical shape, or the like. Further, although not shown, the cross-sectional shape of the uneven portion 32 may be formed in a wavy shape. In short, the shape of the uneven portion 32 is not specifically limited, and a configuration in which the convex portions 32A and the concave portions 32B are alternately formed may be adopted.

The distance S (see FIG. 8) between the adjacent convex portions 32A and 32A of the uneven portion 32 is not particularly limited, but the size of the content, for example, the granule 50 (see FIG. 11), that is, the maximum outside of the granule 50. It is better to set appropriately based on the diameter D (see FIG. 11). Specifically, the distance S between the adjacent convex portions 32A and 32A should be set smaller than the maximum outer diameter D of the granule 50 so as to suppress the invasion of the granule 50 into the concave portion 32B. good. For example, as shown in FIG. 11, the interval S between the adjacent convex portions 32A and 32A should be set so as to suppress the invasion of the entire granule 50 into the concave portion 32B, but a part of the granule 50. The interval S may be set to such an extent that the granules 50 penetrate into the recess 32B, in other words, the granules 50 can tilt and penetrate into the recess 32B. More specifically, the distance S between the adjacent protrusions 32A and 32A is larger than 0 and 300 μm or less, preferably larger than 0 and 200 μm or less, more preferably with respect to the outer diameter D of the standard granule 50. Should be set to 100 μm or less, which is larger than 0. In other words, it is preferable that the spacing S (spacing S / outer diameter D) between the adjacent protrusions 32A and 32A with respect to the outer diameter D of the standard granule 50 is set to be larger than 0 and 1.0 or less. , 1.0 to 3.0 may be set.

Further, the depth H (see FIG. 8) of the concave portion 32B between the adjacent convex portions 32A and 32A in the uneven portion 32 is such that the adjacent convex portions 32A and 32A are not damaged during manufacturing or use. , Better to form deeper. For example, the depth H of the recess 32B should be set to 20 μm or more, preferably 20 to 100 μm. The uneven portion 32 described above includes a so-called satin finish.

As shown in FIGS. 1 to 4, a first lid 35 that closes the outlet 8 is integrally connected to the top surface portion 7. The first lid 35 is plate-shaped, and its outer shape is formed in a plan-viewing semi-cylindrical shape so as to fit into the first recess 24 provided in the top surface portion 7. That is, the first lid 35 is formed in a plan-viewing semi-cylindrical shape in which the straight portion 35A and the arc portion 35B face each other. The straight portion 35A of the first lid 35 and the straight portion 24A of the first recess 24 are integrally connected. The first lid 35 is rotatable around this connection portion as a fulcrum. A first fitting wall portion 36 is vertically provided from the entire area of the arc portion 35B of the first lid body 35. On the outer peripheral surface of the first fitting wall portion 36, the first brim portion 37 is projected outward in the radial direction at the central portion in the circumferential direction. On the lower surface of the first lid 35, at the center thereof, a cylindrical first sealing portion 38 that fits in the outlet 8 of the top surface portion 7 is vertically provided.

An opening 40 penetrating in the vertical direction is formed at the bottom of the second recess 25 provided on the top surface portion 7. The opening 40 is formed in a substantially semicircular shape in a plan view. The opening 40 communicates with the inside of the container 2. The straight portion 40A of the opening 40 is located closer to the center in the radial direction, and the arc portion 40B is formed concentrically with the outer peripheral surface of the body 6 in the vicinity of the outer peripheral surface of the body 6. The opening 40 has a larger opening area than the outlet 8 provided in the first recess 24. As shown in FIG. 10, an inclined surface 42 is formed on the inner wall surface of the opening 40 so as to be continuous from the lower end thereof and the opening area gradually becomes smaller in the axial direction of the body portion 6. Will be done. The inclined surface 42 is formed at an inclination angle β with respect to the axial direction of the body portion 6. The tilt angle β is set within the range of 1 ° to 5 °. In this embodiment, the tilt angle β is set to 3 °. The inclination angle β of the inclined surface 42 of the opening 40 is smaller than the inclination angle α of the inclined surface 30 of the outlet 8.

As shown in FIGS. 1 to 4, a second lid 45 that closes the opening 40 is integrally connected to the top surface portion 7. The second lid 45 is plate-shaped, and its outer shape is formed in a plan-viewing semi-cylindrical shape so as to fit into the second recess 25 provided in the top surface portion 7. That is, the second lid 45 is formed in a plan-viewing semi-cylindrical shape in which the straight portion 45A and the arc portion 45B face each other. The straight portion 45A of the second lid 45 and the straight portion 25A of the second recess 25 are integrally connected. The second lid 45 is rotatable around this connection portion as a fulcrum. A second fitting wall portion 46 is vertically provided from the entire area of the arc portion 45B of the second lid body 45. On the outer peripheral surface of the second fitting wall portion 46, a second brim portion 47 is projected outward in the radial direction at the central portion in the circumferential direction. On the lower surface of the second lid 45, a semi-cylindrical second sealing portion 48 that fits in the opening 40 of the top surface portion 7 is vertically installed.

Then, when the contents in the container 2 are swung out from the payout port 8 by the cap 1a according to the present embodiment, the user first hooks a finger on the first brim portion 37 of the first lid body 35. Then, by rotating the first lid 35 so as to stand up with the connection portion with the top surface portion 7 as a fulcrum, the first sealed portion 38 of the first lid 35 is pulled out from the outlet 8 and the outlet 8 is opened and exposed to the outside. Subsequently, for example, in a place where steam is rising above a pot or the like, the container 2 is tilted so that the outlet 8 faces downward, and the container 2 is shaken several times to shake the contents of the container 2. An object is appropriately sprinkled into the pot from the amount spout port 8.

In this way, when the contents are drawn out from the outlet 8, even if the contents are scattered around the outlet 8, the steam (moisture) 51 enters the recess 32B in the uneven portion 32, as shown in FIG. On the other hand, since the content, for example, the granule 50 is difficult to enter into the recess 32B, the adhesion of the granule 50 to the water 51 is suppressed. As a result, the adhesion of the granules 50 to the upper surface of the top surface portion 7 around the outlet 8 is suppressed. Further, since the inner wall surface of the outlet 8 is formed with an inclined surface 30 that is continuously reduced in diameter upward from the lower end thereof with respect to the axial direction of the body portion 6, the container is formed after use. When 2 is returned to its original posture, the contents that are not swung out and remain on the inner wall surface of the spout port 8 flow down along the upper part of the inner wall surface and enter the container 2 all the way to the inclined surface 30. Fall.

After use, the first lid 35 is rotated toward the top 7 with the connection portion with the top 7 as a fulcrum, and the first fitting wall 36 of the first lid 35 is the third of the body 6. 1 Fit into the fitting recess 15. Then, while the first sealed portion 38 of the first lid 35 is fitted in the outlet 8, the inner peripheral surface of the first fitting wall portion 36 is pressed against the first locking portion 18 for positioning. , Locked and the outlet 8 is sealed.

When using the contents using a measuring spoon or the like (not shown), hook a finger on the second brim portion 47 of the second lid 45 to connect the second lid 45 to the top surface portion 7. The second sealed portion 48 of the second lid 45 is pulled out from the opening 40 by rotating the portion so as to stand up as a fulcrum, and the opening 40 is opened and exposed to the outside. Subsequently, a measuring spoon is inserted from the opening 40, the contents in the container 2 are scooped with the measuring spoon, and then the measuring spoon is slid into the straight portion 40A of the opening 40 so that the upper end thereof contacts. Let me. As a result, the excessive contents in the measuring spoon fall into the container 2, and the contents measured by the measuring spoon are put into a pot or the like.

After use, the second lid 45 is rotated toward the top 7 with the connection portion with the top 7 as a fulcrum, and the second fitting wall 46 of the second lid 45 is the second of the body 6. 2 Fit into the fitting recess 16. Then, while the second sealed portion 48 of the second lid 45 is fitted in the opening 40, the inner peripheral surface of the second fitting wall portion 46 is positioned so as to be pressed against the second locking portion 19. , Locked and the opening 40 is sealed.

As described above, in the cap 1a according to the embodiment of the present invention, since the uneven portion 32 is formed on the upper surface of the top surface portion 7 and the upper surface around the outlet 8, the contents (for example, the granule 50) can be used. Even if the contents are scattered around the outlet 8 when the contents are drawn out from the outlet 8, the uneven portion 32 suppresses the adhesion of the contents to the steam (moisture) 51. As a result, the adhesion of the contents to the upper surface of the top surface portion 7 around the outlet 8 is suppressed.

Further, in the cap 1a according to the embodiment of the present invention, the inclined surface 30 whose opening area gradually decreases upward with respect to the axial direction of the body 6 continuously from the lower end to the inner wall surface of the outlet 8. Is formed, so that when the contents are drawn out from the outlet 8, the contents that could not be drawn out can be promoted to fall into the container 2.

Further, in the cap 1a according to the embodiment of the present invention, the distance S between the convex portions 32A and 32A adjacent to the concave-convex portion 32 provided on the top surface portion 7 is such that the content (for example, the granule 50) invades into the concave portion 32B. Since the interval S is set to suppress On the other hand, since the content (for example, the granule 50) is difficult to enter into the recess 32B, the adhesion of the content to the water content 51 is further suppressed. As a result, the adhesion of the contents to the upper surface of the top surface portion 7 around the outlet 8 is further suppressed.

Furthermore, the cap 1a according to the embodiment of the present invention is molded of a synthetic resin coated or kneaded with a silicone-based surface modifier, and its surface has water repellency. Adhesion of water 51 to the portion 32 can be suppressed. As a result, the adhesion of the contents to the upper surface of the top surface portion 7 around the outlet 8 is further suppressed. The cap 1a is made of a synthetic resin coated or kneaded with a silicone-based surface modifier, and it is preferable that the contact angle is larger as a contact angle for quantifying the degree of wettability of the surface. For example, it is better to appropriately select and set the silicone-based surface modifier and the blending ratio thereof so that the contact angle is around 90 ° or the contact angle is 90 ° or more.

As the cap 1b according to another embodiment, as shown in FIG. 12, a cap body 52 having a body portion 6 mounted on the mouth portion 3 of the container 2 and a swing port 8 on the top surface portion 7 and a cap body 52. The cap body 52 is connected to the cap body 52 via a hinge 53, and is provided with a lid 54 that closes the outlet 8 when the cap body 52 is covered with the cap body 52. Therefore, the uneven portion 32 may be formed on the upper surface around the outlet 8.

1a, 1b cap, 2 container, 3 mouth, 6 body, 7 top, 8 outlet, 32 uneven, 32A convex, 32B concave, 50 granules (contents)

Claims (4)

A cap attached to the mouth of a container filled with granules .
The cap has a body portion attached to the mouth portion, a top surface portion that is integrally connected to the body portion and closes the upper end opening of the body portion, and a top surface portion.
It has an outlet provided on the top surface portion and communicates with the inside of the container to shake out the granules in the container.
An uneven portion is provided on the upper surface of the top surface portion around the outlet.
A cap characterized in that the distance between adjacent convex portions in the uneven portion is set to be larger than 0 and 300 μm or less . A cap attached to the mouth of a container filled with granules.
The cap has a body portion attached to the mouth portion, a top surface portion that is integrally connected to the body portion and closes the upper end opening of the body portion, and a top surface portion.
It has an outlet provided on the top surface portion and communicates with the inside of the container to shake out the granules in the container.
An uneven portion is provided on the upper surface of the top surface portion around the outlet.
A cap characterized in that , in the uneven portion, the distance S between adjacent convex portions / the outer diameter D of the granules is set to be larger than 0 and 1.0 or less . Claim 1 or 2 is characterized in that an inclined surface is formed on the inner wall surface of the outlet, continuously from the lower end thereof, in which the opening area gradually decreases upward with respect to the axial direction of the body portion. The cap described in. The cap according to any one of claims 1 to 3 , wherein the cap is made of a synthetic resin coated or kneaded with a silicone-based surface modifier.

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