JP6456660B2 - A container with an overcap having an opening blade and a food and beverage package using the container with an overcap - Google Patents

Description

  The present invention includes a container body whose mouth is sealed with a sealing sheet, and an overcap fixed to the mouth of the container body, and an opening blade disposed in an opening formed in the top wall of the overcap With regard to the container with an overcap having an opening blade that can push through the sealing sheet by the above and a food and beverage packaging body using the container with the overcap, in particular, an attempt to suppress the opening blade from hindering the content extraction To do.

  Conventionally, as this kind of container with an overcap, the thing as described in patent document 1 is known, for example. In Patent Document 1, the top wall of the overcap is provided with a pair of side wall portions that define a part of the opening of the top surface wall and are disposed on both sides of the opening blade, and between the pair of side wall portions. The center part in the front-rear direction of the unsealing blade is connected to the spanned plate-like support piece. The opening blade has a blade portion at the front portion of the opening blade and the rear portion of the opening blade is an operation portion. By pulling up the operation portion, the support piece is twisted and deformed. The unsealing blade is rotated integrally around it, and the sealing sheet is pushed through the blade portion. And from this state, by releasing the pulling up of the operation unit, the opening blade is integrally rotated to return to the horizontal state by restoring the support piece.

Japanese Patent No. 5395485

  However, in a conventional container with an overcap as described in Patent Document 1, for example, when the contents are poured out by putting the lips on the overcap and drinking the contents, there is a possibility that the opening blade may become an obstacle. There was a need to avoid such concerns as much as possible.

  This invention is developed in view of the said present condition, and it aims at providing the container with an overcap which has an opening blade in which an opening blade does not become obstructive at the time of the content extraction. Moreover, an object of this invention is to provide the food-drinks package using such a container with an overcap.

That is, the gist configuration of the present invention is as follows.
1. An opening formed in a top wall of the overcap, comprising: a container body whose mouth leading to a filling space for storing contents is sealed with a sealing sheet; and an overcap fixed to the mouth of the container body. The sealing sheet is configured to be able to be cut off by an opening blade disposed in
The opening blade includes an opening blade body and an operation piece,
The unsealing blade body includes a blade portion formed at least at the front portion of the unsealing blade body, and a pair of support pieces formed at the rear portion of the unsealing blade body and extending on both sides of the unsealing blade body,
The front portions of the pair of support pieces are respectively connected to the top wall through a pair of first hinges,
A front portion of the operation piece is connected to a rear portion of the opening blade body via a second hinge;
The operation piece includes a contact portion that comes into contact with the opening blade body as the operation piece is rotated through the second hinge by pulling up a rear portion of the operation piece. By pulling up, the opening blade body is pressed by the contact portion, the opening blade body is rotated through the pair of first hinges, and the sealing sheet is pushed by the blade portion,
The top wall includes a pair of stoppers,
The pair of stoppers can prevent the operation piece from being pushed down by abutting against the lower surface of the operation piece by applying a pressing force below a predetermined size to the rear part of the operation piece. A container with an overcap having an opening blade, wherein the operation piece is allowed to pass downward between the pair of stoppers by applying a pressing force exceeding the predetermined size. .

2. The top wall includes a pair of side wall portions that divide a part of the opening and are disposed on both sides of the opening blade,
The pair of side wall portions includes a recessed groove portion extending in the vertical direction,
The front portions of the pair of support pieces are connected to the front side wall surfaces of the concave groove portions through the pair of first hinges, respectively.
The overhaving of the first opening blade, wherein the forwardly inclined posture of the opening blade body after the sealing sheet is pushed through is maintained by contact between the lower end portions of the pair of support pieces and the rear side wall surface of the concave groove portion. A container with a cap.

3. A step portion is provided on the rear side wall surface of the concave groove portion to maintain a forward tilted posture after the sealing sheet of the unsealing blade main body is pushed by contact with the lower surfaces of the pair of support pieces. A container with an overcap having an opening blade.

4). The pair of stoppers is a container with an overcap having an opening blade according to any one of the above 1-3, which is a pair of ribs extending in the vertical direction.

5. On the upper surface of the rear part of the opening blade body, there are formed engaging recesses that open above and behind the opening blade body,
The contact portion of the operation piece includes an engagement protrusion that protrudes forward from the front end surface of the operation piece and fits into the engagement recess by pulling up the rear portion of the operation piece. 4. A container with an overcap having an opening blade.

6). The overcap is formed by injection molding so that the state of the opening blade body takes a horizontal posture and the operation piece takes a vertical posture is a state at the time of molding,
The pair of stoppers can prevent the operation piece from being lifted by abutting against the upper surface of the operation piece by applying a pulling force of a predetermined size or less to the rear part of the operation piece, while the rear portion of the operation piece In any one of the items 1 to 5, the operating piece can pass upward between the pair of stoppers by applying a lifting force exceeding the predetermined size to A container with an overcap.

7). A food / beverage product package formed by filling and sealing a food / beverage product in the container with an overcap according to any one of 1 to 6 above.

  According to the container with an overcap according to the present invention, the contact portion of the operation piece is brought into contact with the opening blade body as the operation piece is rotated through the second hinge by pulling up the rear portion of the operation piece in the opening blade. The opening blade body can be pressed by the contact portion by further pulling up the operation piece, the opening blade body can be rotated via the pair of first hinges, and the sealing sheet can be pushed out by the blade portion. Then, by applying a pressing force to the rear part of the operation piece from this state, the lower surface of the operation piece is brought into contact with the pair of stoppers, and by applying a pressing force exceeding a predetermined size to the rear part of the operation piece, the operation piece is operated. As long as the piece passes downwardly between the pair of stoppers and no special external force is applied to the operation piece or the opening blade body, the forward inclination posture of the opening blade body and the backward inclination posture of the operation piece are maintained.

  Therefore, for example, when the contents are taken with the lips attached to the overcap, the opening blade body prevents the contents from being poured out through the opening of the overcap and the operation piece does not hit the nose. be able to.

  Therefore, according to the present invention, it is possible to provide a container with an overcap having an opening blade, which is unlikely to obstruct the opening of the contents. Moreover, according to this invention, the food-drinks package using such a container with an overcap can be provided.

It is a side view of a container with an overcap which has an opening blade concerning one embodiment of the present invention. It is a top view of the container with an overcap of FIG. It is a bottom view of the overcap in the container with an overcap of FIG. It is AA sectional drawing of FIG. It is sectional drawing which shows the mode in the middle of opening of the container with an overcap of FIG. 1 according to FIG. It is sectional drawing which shows the mode at the time of completion of opening of the container with an overcap of FIG. 1 according to FIG. FIG. 7 is a cross-sectional view illustrating a state in which a pressing force is applied to the rear portion of the operation piece from the state of FIG. 6 and the lower surface of the operation piece is brought into contact with a pair of stoppers. FIG. 8 is a cross-sectional view showing a state where the rear part of the operation piece is further pushed down from the state of FIG. 7 and the operation piece passes downward between a pair of stoppers. It is sectional drawing which shows the state at the time of shaping | molding of the overcap in the container with an overcap of FIG. 1 according to FIG. It is a top view which shows the state at the time of shaping | molding of the overcap in the container with an overcap of FIG.

Hereinafter, with reference to FIGS. 1-10, the container 1 with an overcap which has an opening blade based on one Embodiment of this invention is illustrated and demonstrated in detail.
In the present specification, the vertical direction is based on the upright state of the container 1 with an overcap, and the direction in which the overcap 5 is disposed with respect to the container body 4 is the upper side, and the opposite direction is the lower side. . Further, the front-rear direction is the extending direction of the unsealing blade 9, and the direction in which the unsealing blade body 10 is located with respect to the operation piece 11 is the front, and the opposite direction is the rear. Moreover, the side of the opening blade 9 means the direction orthogonal to the up-down direction and the front-back direction described above.

  As shown in FIGS. 1 to 4, in the container 1 with an overcap having an opening blade according to the present embodiment, the mouth portion 2 (see FIG. 4) leading to the filling space for storing the contents is sealed by the sealing sheet 3. The container body 4 and an overcap 5 fixed to the mouth 2 of the container body 4 are provided.

  In addition, it is preferable that the content filled and sealed in the container body 4 is a food or drink such as coffee or tea, and the container 1 with an overcap is used as a food or drink package by using the content as a food or drink. be able to. In this embodiment, the overcap 5 is formed by injection molding a synthetic resin such as PET (polyethylene terephthalate) or PP (polypropylene). However, the overcap 5 can be formed by other manufacturing methods. In addition, the overcap container 1 is provided with a cover cap (not shown) that detachably covers the overcap 5, and before opening, the cover cap prevents erroneous operation of the opening blade 9, which will be described later. It is preferable to keep the inside clean.

  The overcap 5 includes a peripheral wall 6 that is fixed to the mouth 2 of the container body 4, and a top wall 7 that is opposed to the sealing sheet 3 with a gap is provided on the inner peripheral side of the peripheral wall 6. . An opening 8 is formed in the top wall 7, and an opening blade 9 capable of pressing the sealing sheet 3 is disposed in the opening 8.

  The unsealing blade 9 includes an unsealing blade body 10 and an operation piece 11. The opening blade body 10 includes a blade portion 12 formed at least at the front portion of the opening blade body 10 and a pair of support pieces 13 formed at the rear portion of the opening blade body 10 and extending on both sides of the opening blade body 10. I have. The front portions of the pair of support pieces 13 are connected to the top wall 7 via a pair of first hinges 14, respectively. More specifically, the top wall 7 includes a pair of side wall portions 15 that divide a part of the opening 8 and are disposed on both sides of the opening blade 9, and the pair of side wall portions 15 are arranged in the vertical direction. The extending groove 16 is provided, and the front portions of the pair of support pieces 13 are connected to the front side wall surfaces of the groove 16 via the pair of first hinges 14, respectively. In this example, the concave groove portion 16 is formed by bending the pair of side wall portions 15 into a concave shape and having a shape recessed in a direction away from the opening blade 9.

  The front portion of the operation piece 11 is connected to the rear portion of the opening blade body 10 via the second hinge 17. In addition, the 2nd hinge 17 is each provided in the both sides in the rear end surface of the opening blade main body 10, and is connected with the back surface of the operation piece 11 in this example. In addition, the operation piece 11 includes a contact portion 18 that comes into contact with the opening blade body 10 as the operation piece 11 is pulled up via the second hinge 17 by pulling up the rear portion of the operation piece 11. And the operation piece 11 presses the opening blade main body 11 by the contact part 18 by the further raising of the operation piece 11, and rotates the opening blade main body 11 via a pair of 1st hinge 14, FIG. As shown in FIG. 6, the sealing sheet 3 is pushed through by the blade portion 12.

  Here, as shown in FIG. 6, the container 1 with an overcap is after the sealing sheet 3 of the unsealing blade body 10 is pressed and cut off by contact between the lower end portions of the pair of support pieces 13 and the rear side wall surface of the recessed groove portion 16. It is preferable that the forward tilt posture is maintained. More specifically, on the rear side wall surface of the recessed groove portion 16, a step portion 16 a that holds the forward tilted posture after the sealing sheet 3 of the opening blade body 10 is pushed by contact with the lower surfaces of the pair of support pieces 13 is provided. It is preferable to provide it. Further, without providing the stepped portion 16a, the forward inclined posture after the sealing sheet 3 of the unsealing blade main body 10 is pushed off is maintained by the contact between the lower end portions of the pair of support pieces 13 and the rear side wall surface of the recessed groove portion 16. It may be. In the present embodiment, the lower ends of the pair of support pieces 13 reach the state shown in FIG. 6 from the state shown in FIG. 5 as the opening blade body 10 is rotated by pulling up the rear part of the operation piece 11. In the range up to this point, the pair of first hinges 14 are slid upward on the rear side wall surface of the groove 16 while being elastically deformed.

  Further, in the present example, the abutting portion 18 described above protrudes forward from the front end surface of the operation piece 11 and fits into the engagement recess 19 of the opening blade body 11 by pulling up the rear portion of the operation piece 11. The engaging convex part 20 is provided. Here, the engaging recess 19 of the opening blade body 11 is formed on the upper surface of the rear portion of the opening blade body 11 so as to open above and behind the opening blade body 11.

  Further, the top wall 7 includes a pair of stoppers 21. In this example, the pair of stoppers 21 is formed by a pair of ribs that are formed on the pair of side wall portions 15 and extend in the vertical direction. Further, as shown in FIG. 7, the pair of stoppers 21 are pressed against the lower surface of the operation piece 11 by applying a pressing force of a predetermined size or less to the rear portion of the operation piece 11, thereby pushing down the operation piece 11. On the other hand, by applying a pressing force exceeding the predetermined size to the rear part of the operation piece 11, the operation piece 11 can pass between the pair of stoppers 21 as shown in FIG. It has become.

  Furthermore, in this example, as shown in FIGS. 9 and 10, the overcap 5 is such that the state in which the unsealing blade body 10 takes a horizontal posture and the operation piece 11 takes a vertical posture is a state at the time of molding. It is formed by injection molding.

  The pair of stoppers 21 can prevent the operation piece 11 from being lifted by abutting against the upper surface of the operation piece 11 by applying a pulling force of a predetermined size or less to the rear portion of the operation piece 11. The operation piece 11 can pass upward between the pair of stoppers 21 by applying a lifting force exceeding the predetermined size to the rear portion of the motor 11.

  According to the container 1 with an overcap having an opening blade according to the present embodiment having such a configuration, the state shown in FIG. 4 in which the contact portion 18 of the operation piece 11 is brought into contact with the opening blade body 10 at the time of opening. Then, by further pulling up the operation piece 11, as shown in FIGS. 5 to 6, the opening blade body 10 is pressed by the contact portion 18, and the opening blade body 10 is interposed via the pair of first hinges 14. The sealing sheet 3 can be pushed out with the blade portion 12 by rotating.

  Further, by applying a pressing force to the rear portion of the operation piece 11 from this state, the lower surface of the operation piece 11 can be brought into contact with the pair of stoppers 21 as shown in FIG. Then, by applying a pressing force exceeding a predetermined size to the rear part of the operation piece 11, the operation piece 11 passes downward between the pair of stoppers 21, as shown in FIG. As long as no special external force acts on the piece 11 or the opening blade body 10, the forward tilting posture of the opening blade body 10 and the backward tilting posture of the operation piece 11 are maintained.

  Therefore, for example, when the contents are taken with the lips attached to the overcap 5, the unsealing blade body 10 prevents the contents from being poured out through the opening 8 of the overcap 5, or the operation piece 11 hits the nose. Can be avoided. Thus, according to the container 1 with an overcap, it can suppress that the opening blade 9 becomes the obstruction at the time of content extraction.

  Further, as shown in FIG. 6, the forward inclined posture after the sealing sheet 3 of the opening blade body 10 is pushed and held is maintained by the contact between the lower end portions of the pair of support pieces 13 and the rear side wall surface of the recessed groove portion 16. When comprised in this way, it can suppress further that the unsealing blade 9 becomes the obstruction at the time of content extraction. Furthermore, when the stepped portion 16a is provided on the rear side wall surface of the recessed groove portion 16 to maintain the forward inclined posture after the push-off of the sealing sheet 3 of the opening blade body 10 by contact with the lower surfaces of the pair of support pieces 13. It becomes possible to hold the forward tilting posture of the unsealing blade body 10 more reliably.

  Moreover, according to the container 1 with an overcap, since the pair of stoppers 21 are formed as a pair of ribs extending in the vertical direction, the above-described effects can be obtained with a simple configuration.

  Further, according to the container 1 with an overcap, the contact portion 18 of the operation piece 11 is projected forward from the front end surface of the operation piece 11 and the engaging recess 19 is raised by raising the rear portion of the operation piece 11. Since the engaging projection 20 is fitted to the contact portion 18, when the opening blade body 10 is pressed by the contact portion 18, the positional relationship between the operation portion 11 and the opening blade body 10 is stabilized, and the pressing force is efficiently used. Can be communicated to.

  Furthermore, according to the container 1 with an overcap, as shown in FIGS. 9 and 10, the overcap 5 has a state where the unsealing blade body 10 takes a horizontal posture and the operation piece 11 takes a vertical posture. Since it was formed by injection molding so as to be in a state, the configuration of the molding die can be simplified, and further cost reduction can be achieved. In addition, after the overcap 5 is molded, a lifting force exceeding a predetermined size is applied to the rear portion of the operation piece 11, and the operation piece 11 is passed upward between the pair of stoppers 21, so that FIG. As shown, the lower surface of the operation piece 11 can be fixed to the container body 4 with the pair of stoppers 21 in contact with each other.

  The above description shows only one embodiment of the present invention, and it goes without saying that various modifications can be made within the scope of the claims.

DESCRIPTION OF SYMBOLS 1 Container with an overcap 2 Opening part 3 Sealing sheet 4 Container main body 5 Overcap 6 Perimeter wall 7 Top wall 8 Opening part 9 Opening blade 10 Opening blade main body 11 Operation piece 12 Blade part 13 A pair of support pieces 14 A pair of 1st hinge 15 A pair of side wall portions 16 A groove portion 16a A step portion 17 A second hinge 18 A contact portion 19 An engagement recess portion 20 An engagement protrusion portion 21 A pair of stoppers

Claims (5)

An opening formed in a top wall of the overcap, comprising: a container body whose mouth leading to a filling space for storing contents is sealed with a sealing sheet; and an overcap fixed to the mouth of the container body. The sealing sheet is configured to be able to be cut off by an opening blade disposed in
The opening blade includes an opening blade body and an operation piece,
The unsealing blade body includes a blade portion formed at least at the front portion of the unsealing blade body, and a pair of support pieces formed at the rear portion of the unsealing blade body and extending on both sides of the unsealing blade body,
The front portions of the pair of support pieces are respectively connected to the top wall through a pair of first hinges,
A front portion of the operation piece is connected to a rear portion of the opening blade body via a second hinge;
The operation piece includes a contact portion that comes into contact with the opening blade body as the operation piece is rotated through the second hinge by pulling up a rear portion of the operation piece. By pulling up, the opening blade body is pressed by the contact portion, the opening blade body is rotated through the pair of first hinges, and the sealing sheet is pushed by the blade portion,
The top wall includes a pair of stoppers,
The pair of stoppers can prevent the operation piece from being pushed down by abutting against the lower surface of the operation piece by applying a pressing force below a predetermined size to the rear part of the operation piece. By applying a pressing force exceeding the predetermined size, the operation piece can pass downward between the pair of stoppers ,
The top wall includes a pair of side wall portions that divide a part of the opening and are disposed on both sides of the opening blade,
The pair of side wall portions includes a recessed groove portion extending in the vertical direction,
The front portions of the pair of support pieces are connected to the front side wall surfaces of the concave groove portions through the pair of first hinges, respectively.
A stepped portion is provided on the rear side wall surface of the recessed groove portion to maintain a forward inclined posture after the sealing sheet of the opening blade body is pushed through by contact with the lower surfaces of the pair of support pieces. A container with an overcap having an opening blade. The container with an overcap having an opening blade according to claim 1 , wherein the pair of stoppers are a pair of ribs extending in the vertical direction. On the upper surface of the rear part of the opening blade body, there are formed engaging recesses that open above and behind the opening blade body,
The contact portion of the operation piece includes an engagement convex portion that protrudes forward from the front end surface of the operation piece and that fits into the engagement recess when the rear portion of the operation piece is pulled up. Or the container with an overcap which has an opening blade of 2 . The overcap is formed by injection molding so that the state of the opening blade body takes a horizontal posture and the operation piece takes a vertical posture is a state at the time of molding,
The pair of stoppers can prevent the operation piece from being lifted by abutting against the upper surface of the operation piece by applying a pulling force of a predetermined size or less to the rear part of the operation piece, while the rear portion of the operation piece wherein in a predetermined exceeds the magnitude of the pulling force applied to the operation lever is made to pass through between the pair of stopper upward, according to any one of claims 1 to 3 A container with an overcap having an opening blade. The food-drink package body formed by filling and sealing food-drinks in the container with an overcap as described in any one of Claims 1-4 .

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