JPH111260A - Disposable liquid container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a disposable liquid container which can better preserve liquid inside, makes the liquid usable in several times, and with which it is less likely to spill liquid inside even when the same is fallen down. SOLUTION: A flexible container 2 is made of a material provided with restoring force after deformation. The flexible container 2 is provided with an open part 4 shaped with a protrusion 5. The flexible container 2 is provided with a flange 6 all around the opening part. On the flange face continuing to the opening part of the flange 6, a cover adhering part 7 is provided. The cover adhering part 7 is provided on one opening side and on the periphery of the protruding part 5 of the other discharging side with a dividing boundary line crossing the protruding part 5. The width along the boundary line of the cover adhering part 7 at the opening side is discontinuously wider than that of the discharging side. A flexible cover covers the whole flange face and is adhered to the cover adhering part 7 able to be peeled off.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a disposable liquid container for containing milk, syrup, lemon juice, sauce, soy sauce and other liquids.

[0002]

2. Description of the Related Art As a conventional disposable container for liquid, there has been known a disposable container made of a flexible plastic, having a truncated conical shape as a whole, and having an aluminum lid attached to the periphery of an opening. When using milk or the like in the container, the lid is peeled off, the container is tilted, and milk or the like is poured from the inside.

[0003]

However, in the conventional disposable container for liquid, when the milk or the like in the container is left without being used up, the lid is once opened even if the lid is put on. There is a problem that the milk or the like is easily damaged and cannot be used in several times. In addition, in the conventional disposable container for liquid, when the milk or the like in the container is left without being used up, if the container falls down, since the lid is once opened, the milk and the like in the container are spilled without leaving any. There was a point.

The present invention has been made in view of such a conventional problem. The liquid in the liquid is hardly damaged and can be used in several times. It is an object of the present invention to provide a disposable container for liquid which is hard to spill liquid.

[0005]

In order to achieve the above object, a disposable liquid container according to the present invention has a flexible container and a flexible lid; Is made of a material having a restoring force after deformation, has an opening having a shape with a protrusion, has a flange over the entire opening, and the protrusion of the flange surface following the opening of the flange is A lid adhesive portion is provided on one opening side and around the protruding portion on the other pouring portion side with respect to the crossing boundary line, and the width of the lid adhesive portion on the opening side along the boundary line is The flexible lid is intermittently wider than the width of the lid bonding part on the pouring part side along the boundary line; the flexible lid is peelably bonded to the lid bonding part over the entire flange surface. That;

[0006] The material of the container is preferably plastic.
The liquid contained in the disposable liquid container is not limited to food, such as milk, syrup, lemon juice, sauce, soy sauce, and any other liquid. It is preferable that the protrusion is elongated and protrudes.

In the liquid disposable container according to the first aspect of the present invention, in use, the flexible lid on the pouring portion side of the flange is picked up and peeled off to the opening side. On the pouring portion side, the flexible lid is adhered only around the protruding portion where the width of the lid adhesive portion is small, and the flexible lid is easily peeled off. When the flexible lid is peeled off to the boundary line, the width of the lid bonding portion is suddenly increased on the opening side, so that the peeling resistance increases. For this reason, the flexible lid can be peeled off in accordance with the position of the boundary of the protrusion. The disposable container for liquid can easily open only a part of the protruding part of the opening in accordance with the position of the boundary line and leave the other part closed with the flexible lid. Liquid is not easily damaged and easy to store. Therefore, in the disposable container for liquids, the liquid in the container can be used several times.

When the protrusion of the opening is opened, the container can be pinched and compressed, and the liquid inside can be pushed out from the protrusion. The amount of liquid to be extruded can be easily adjusted by adjusting the force of compressing the container. Release the container and the container will return to its original shape and stop pushing out the liquid. In the disposable container for liquids, only the protruding portion of the opening is opened, so that when the liquid container is tilted down, the liquid in the container is hard to come out due to the pressure, and hardly spills.

The disposable container for a liquid according to the present invention according to the second aspect is the disposable container for a liquid according to the first aspect, wherein the flange has a cut-off portion at a position on the side of the pouring portion, and the flexible member has a flexible shape. The lid is characterized by having plasticity that can be bent into an arbitrary shape.

In the liquid disposable container according to the second aspect of the present invention, when the liquid is used and the liquid still remains therein, the cutout portion of the flange is cut off, and the flexible lid is wrapped around the cutout portion. Bend. The flexible lid keeps the folded state and covers the protrusion of the opening. For this reason, the liquid inside is hardly damaged and is easy to store, and the liquid inside does not spill when it is knocked down.

According to a third aspect of the present invention, there is provided the disposable container for liquid according to the first aspect, wherein the flange has a seal portion for opening and closing the flexible lid so as to be openable and closable on the pouring portion side. That is the feature.

In the liquid disposable container according to the present invention, when the liquid is used and the liquid still remains therein, the flexible lid is brought into close contact with the seal portion of the flange. Since the liquid inside is sealed by the seal portion, it is hard to be damaged and easy to store, and the liquid inside does not spill when it is knocked down.
The seal portion can be formed of, for example, an adhesive that can be repeatedly attached, or a groove that is provided with a protrusion on the flexible lid and that is fitted with the protrusion.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 4 show an embodiment of the present invention. As shown in FIGS. 1 to 4, the disposable liquid container 1 includes a flexible container 2 and a flexible lid 3. The flexible container 2 is made of plastic and has a restoring force after deformation. As shown in FIG. 2, the opening 4 of the flexible container 2 has a shape having an elongated protrusion 5 at a vertex of a heart shape. The flexible container 2 has a shallow groove at the protruding portion 5. The flexible container 2 has a flange 6 on the entire outer periphery of the opening 4.

As shown in FIG. 2, the flexible container 2 has a lid bonding portion 7 on a flange surface 6a following the opening 4 of the flange 6.
(Indicated by hatching). The lid bonding portion 7 is connected to the flange surface 6
a of the opening portion 8a and the periphery of the projecting portion 5 on the other pouring portion side 8b with a boundary line A crossing the projecting portion 5 as a boundary. The width along the boundary line A of the lid bonding portion 7 on the opening side 8a (that is, the width obtained by subtracting the width C of the protruding portion from the width B) is along the boundary line A of the lid bonding portion 7 on the pouring portion side 8b. Width (ie, width D minus width C of protrusion)
It is becoming more intermittent (gradual). Flange 6
Has a cutout portion 9 that can be cut off at the pouring portion side 8b. The flange 6 has a groove 9a at the same position on both surfaces of the pouring portion side 8b. The cutout portion 9 can be bent and cut along the groove 9a.

The flexible lid 3 is made of aluminum and has plasticity that can be bent into an arbitrary shape. Flexible lid 3
After filling the inside of the flexible container 2 with a liquid, for example, milk, the flexible container 2 is peelably bonded to the lid bonding portion 7 so as to cover the entire flange surface 6 a and the opening 4.

As shown in FIGS. 3 and 4, the flexible container 2 has a valley 2c that extends from the outer side 2a to the outer bottom 2b. The valley 2c forms a ridge inside the container. The mountain is a heart-shaped V of the opening 4.
It continues to the character-shaped portion 2d (see FIG. 2). The disposable container 1 for liquid has, for example, a thickness of 1 mm or less and a length of 5 to 5 mm.
It has a size of about 6 cm, a width of 4 to 5 cm, and a height of about 3 to 4 cm, and the outer side portion 2 a sandwiching the valley portion 2 c has a width that can be picked with one finger.

Next, the operation will be described. In the disposable container 1 for liquids, when used, the flexible lid 3 on the pouring portion side 8b of the flange 6 is picked up and peeled off to the opening side 8a. On the pouring portion side 8b, the flexible lid 3 is adhered only around the protrusion 5 where the width of the lid adhesive portion 7 is small, and the flexible lid 3 is easily peeled off. As shown in FIG. 3, when the flexible lid 3 is peeled off to the boundary line A, as shown in FIG. 2, since the width of the lid bonding portion 7 is suddenly increased on the opening side 8a, it is peeled off. Resistance increases. For this reason, the flexible lid 3 can be peeled off at the position of the boundary line A of the protrusion 5. In the disposable container 1 for liquid, it is easy to open only a part of the protruding part 5 of the opening 4 in accordance with the position of the boundary line A, and to keep the other part closed by the flexible lid 3. So you can
The liquid inside is not easily damaged and is easy to store. Therefore, in the disposable container 1 for liquids, the liquid inside can be used several times without leaving the liquid inside and disposable.

Since the flexible lid 3 has plasticity that can be bent into an arbitrary shape, when the flexible lid 3 is peeled off to the boundary line A, it keeps the bent state and keeps the protrusion 5 open.
When the projecting portion 5 of the opening 4 is opened, as shown in FIG. 1, the liquid disposable container 1 is tilted, and the lower part of the outer side portion 2a sandwiching the valley portion 2c is pinched and pushed with two fingers of one hand. . When the lower part of the outer side part 2a is pushed, the flexible container 2 is compressed, and the liquid in it can be pushed out from the nozzle-shaped protrusion 5 in a pump manner. The amount of liquid to be extruded can be easily adjusted by adjusting the force of compressing the container 2. When the hand is released from the container 2, the container 2 returns to its original shape and can stop pushing out the liquid. In the disposable container 1 for liquid, only the protruding portion 5 of the opening 4 is opened, so that when the liquid container 1 is tilted down, the liquid inside hardly comes out and spills easily due to the pressure.

In the liquid disposable container 1, when the liquid is used and the liquid still remains therein, as shown in FIG. 4, the cut-out portion 9 of the flange 6 is cut off, and a flexible portion is wrapped around the cut-off portion. Bend lid 3. The flexible lid 3 keeps the folded state and covers the protrusion 5 of the opening 4.
For this reason, the liquid inside is hardly damaged and is easy to store, and the liquid inside does not spill when it is knocked down.

[0020]

According to the liquid disposable container of the present invention, the width of the flange surface along the boundary line of the lid bonding portion on the opening side is intermittently wider than that on the pouring portion side. It is easy to peel off the lid according to the position of the boundary of the protrusion, and to keep the other part closed with the flexible lid, the liquid inside is not easily damaged, and it is used several times be able to. According to the disposable container for liquid according to the present invention,
Since the flexible container is made of a material that has a restoring force after deformation,
The container can be pinched and compressed, and the liquid inside can be adjusted and pushed out from the protruding portion. When the container falls down, it is difficult to spill the liquid inside due to pressure.

In particular, according to the disposable container for liquid according to the second aspect, the flange has a cutout portion that can be separated, and the flexible lid has plasticity that can be bent into an arbitrary shape. By separating and bending the flexible lid so as to wrap the separated portion, the liquid inside is less likely to be damaged, and the liquid inside does not spill when it is knocked down.

In particular, according to the disposable container for a liquid according to the third aspect, since the flange has a seal portion, the flexible lid is brought into close contact with the seal portion, so that the liquid inside is less likely to be damaged, and The liquid inside does not spill.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a use state of a disposable liquid container according to an embodiment of the present invention.

FIG. 2 is a plan view of the disposable liquid container of FIG.

FIG. 3 is a side view showing a state in which a flexible lid of the disposable liquid container of FIG. 1 is opened from a closed state.

FIG. 4 is a side view showing a state in which a cutout portion of the disposable liquid container of FIG. 1 is cut off and a flexible lid is bent.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Disposable container for liquids 2 Flexible container 3 Flexible lid 4 Projection part 6 Flange 7 Lid adhesion part 9 Cutout part

Claims (3)

[Claims] 1. A flexible container having a flexible lid and a flexible lid, wherein the flexible container is made of a material having a restoring force after deformation, and has an opening having a shape having a protrusion. A flange is provided on the entire portion, and a flange surface of the flange surface following the opening of the flange is provided with a lid on one opening side and the periphery of the projection on the other pouring portion side with a boundary line crossing the projection. A width along the boundary line of the lid bonding portion on the opening side is intermittently wider than a width along the boundary line of the lid bonding portion on the pouring portion; The disposable container for a liquid, wherein the sex lid covers the entire flange surface and is peelably adhered to the lid bonding portion. 2. The method according to claim 1, wherein the flange has a cutout portion at a position on the pouring portion side, and the flexible lid has plasticity that can be bent into an arbitrary shape. Disposable container for liquids. 3. The disposable container for a liquid according to claim 1, wherein the flange has a seal portion on the side of the pouring portion, which closes the flexible lid so that the flexible lid can be opened and closed.