JPH09142536A - Small container for liquid - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate opening works and securely restrict the opening area, by providing notches as cutting guide lines regulating the opening scope and direction at both sides of the root of the protrusion in the cover material. SOLUTION: A container body 1 containing a liquid like milk is opened at the upper face and formed to have a short cylindrical shape. And a collar 2 is formed at the whole peripheral edge of the opening. A lug 3 is protruded at a part of the periphery of the collar so as to form a dog-legged shape. A breakable line (scored line) 4 is provided at the rear face of the root thereof so as not to piece the cover. The cover 5 is put on the opening of the container body to close it and peelably bonded on the collar 2. The protrusion 6 covering the lug 3 is bonded at points. Linear notches 7, 7 are provided at both sides of the root of the protrusion 6 to extend them to the central part of the opening. Thereby, the opening scope and direction of the cover is regulated.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid small container for containing liquid food such as milk for coffee and tea and liquid seasoning.

[0002]

2. Description of the Related Art A container of this type is constructed such that a lid member made of aluminum foil or the like is peelably adhered to an opening of a container body by heat sealing.

Further, the container body is provided with a knob portion protruding outward and cutable by a breaking line (non-through cut) provided on the back surface. The lid material is peeled off by using as a clue.

In this case, if the entire lid member is peeled off at once and the container body is fully opened, the contained liquid may be spilled as a reaction to the opening, or the remaining liquid may be easily spilled due to vibration or collapse of the container. Moreover, the opening area is too large, and it becomes difficult to adjust the amount of removal.

Therefore, conventionally, as a countermeasure against this point, (a)
As disclosed in Japanese Utility Model Registration No. 3000428, means for restricting the opening area by partially widening the peel resistance of the lid material at the time of opening by partially widening the heat seal of the lid material, (B) As disclosed in JP-A-62-39466, a means has been proposed in which a lid member is provided with a spout having a small area and the spout is closed by a peeling piece.

[0006]

However, the above (a)
According to the method, it is difficult to control the force applied to the lid material in the peeling direction when opening, and it becomes too careful and the force becomes insufficient, or conversely the force is applied too much and the large resistance part is peeled off at once. , The opening operation becomes troublesome and the certainty of the intended opening area regulation action is poor.

On the other hand, according to the means (b), the lid member is provided with a spout, and this is covered with a peeling piece, resulting in a complicated structure, which is troublesome and costly.

Therefore, the present invention provides a small container for liquids which is easy to open, has a reliable opening area regulating action, has a simple structure and is easy to process.

[0009]

The invention according to claim 1 comprises a container main body having an open upper surface and a lid member for closing the opening of the container main body. The container main body has a knob at an opening edge portion. Is provided so as to project outward and can be cut off by a break line, the lid member is provided with a protrusion portion that covers the knob portion, and the peripheral edge portion and the protrusion portion of the lid member are the main body opening edge portion. In the liquid small container which is adhered to the knob portion, cuts are provided on both sides of the root of the protruding portion of the lid member as cutting guide lines for regulating the opening range and direction of the lid member.

According to a second aspect of the present invention, in the structure of the first aspect, the notch is provided so as to penetrate the opening edge portion of the container body.

According to a third aspect of the present invention, in the structure according to the first or second aspect, a portion of the opening edge portion of the container body that is in contact with the knob portion and a root portion of the protruding portion of the lid member that covers this portion are neck-shaped. The notches are provided on both sides of the root of the constricted portion.

According to the above construction, the opening range and the direction of the lid member are restricted by the notches on both sides when opening. That is, the lid member is guided to the notches on both sides and partially opened.

Therefore, by appropriately setting the interval and the direction of the cuts on both sides, it is possible to open the contained liquid with an appropriate opening area that does not cause the liquid to be spilled due to recoil of the opening or the like.

Further, unlike the case where the peeling resistance of the lid material is partially increased, it is not necessary to adjust the force at the time of opening, so that the opening operation is easy, and the opening area is surely regulated. .

Furthermore, since it is sufficient to provide only a notch, the structure is simple and the processing is easy.

In this case, according to the second aspect of the present invention, in the process of manufacturing the container, the band-shaped lid material sheet can be adhered to a large number of container bodies and cuts can be made at the same time when punching, so that only the lid material is prepared beforehand. It is much easier to process and less expensive than the case of making a notch.

On the other hand, according to the third aspect of the invention, since the lid body is cut and opened by the constricted portion of the container body and the lid member, the opening area regulation action is more reliable in combination with the guiding action by the notch. To be done.

[0018]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described with reference to the drawings.

First Embodiment (See FIGS. 1 to 4) Container body 1 for containing a liquid L such as milk (shown in FIG. 4)
Is formed of a plastic such as vinyl chloride into a short cylindrical shape having an open upper surface, and a flange portion 2 is provided on the opening edge portion over the entire circumference.

Further, a knob portion 3 is provided on a part of the outer periphery of the collar portion 2 so as to project in a dogleg shape. A breaking line (notch) 4 is provided on the back surface at the base of the knob portion 3 in a non-penetrating state, and the knob portion 3 is broken off from the flange portion 2 by the breaking line 4 when opening.

A lid member 5 for closing the opening of the container body 1.
Is formed of a thin sheet material such as aluminum foil, and its peripheral edge is peelably adhered to the main body flange portion 2 over the entire circumference by heat sealing. 1 to 3, S1 is an adhesive portion of the peripheral edge portion of the lid member.

The lid member 5 is provided with a protruding portion 6 for covering the main body knob portion 3, and the protruding portion 6 is point-bonded to the knob portion 3. In FIG. 1, S2 is this point bonding portion.

As a result, the lid member 5 is connected to the knob portion 3, and at the time of opening the lid member 5, the lid member 5 is peeled off by using the broken knob portion 3 as a clue.

In this container, linear notches 7 and 7 are provided on both sides of the root of the projecting portion 6 of the lid member 5 toward the central portion of the main body opening.

As shown in FIG. 4, the notches 7 and 7 are heat-sealed with a band-shaped cover material sheet 5'on a large number of container bodies 1 ... At the same time, when punching out, the main body flange portion 2 is also provided by the notch die M.

The notches 7 and 7 may be provided so as to cross the adhesive portion S1 of the peripheral edge of the lid material, but they should be kept in front of the adhesive portion S1 as shown so as not to deteriorate the sealing property. Is desirable.

According to this container, when the main body knob portion 3 is broken off and a force in the peeling direction is applied to the lid member 5 at the time of opening, as shown in FIGS. The slitting direction and range are regulated.

That is, the lid member 5 is guided to the notches 7 and 7, and the starting end side is partially peeled off with the width dimension between the notches 7 and 7 on both sides, forming a tapered shape across the opening of the main body. It is cut open.

Therefore, by appropriately setting the interval and direction of the notches 7 on both sides, it is possible to open the contained liquid L with an appropriate opening area that does not cause the liquid L to be spilled due to recoil of the opening or the like. .

Second Embodiment (See FIG. 5) Only differences from the first embodiment will be described.

In the second embodiment, the portion 2a of the flange portion 2 of the container body 1 which is in contact with the knob portion 3 and the root portion 6a of the protruding portion of the lid member 5 which covers this portion 2a are formed into a neck shape. Notches 7 and 7 are provided on both sides of the roots of the constricted portions 2a and 6a.

According to this structure, since the cut-out of the lid member 5 is directed by the constricted portions 2a, 6a of the main body flange portion 2 and the lid member protruding portion 6, the cut-in guide action by the cut-in portions 7, 7 is combined. The opening area regulation action is more reliably performed.

By the way, it is advantageous in terms of workability that the notches 7 and 7 are provided over the lid member 5 and the main body flange portion 2 as in the above-mentioned embodiment, but the notches 7 and 7 are advantageous. It is put in the lid material sheet 5'of FIG. 4 in advance, and the sheet 5 '
The notches 7 and 7 may be provided only on the lid member 5 by adhering to the main body flange portion 2 and punching.

[0034]

As described above, according to the present invention, since notches serving as cutting guide lines are provided on both sides of the root portion of the projecting portion of the lid member, the opening range and direction of the lid member are determined by the notch on both sides when opening. It is regulated and the lid is partially opened.

Therefore, by appropriately setting the intervals and directions of the cuts on both sides, it is possible to open the contained liquid with an appropriate opening area without the risk of spilling of the contained liquid due to recoil of the opening or the like.

Further, unlike the case where the peeling resistance of the lid member is partially increased, it is not necessary to adjust the force at the time of opening, so the opening operation is easy, and the opening area is regulated surely. .

Furthermore, since it is sufficient to provide only a notch, the structure is simple and the processing is easy.

In this case, according to the second aspect of the present invention, since a long strip-shaped lid member can be adhered to a large number of container bodies and punched at the same time as punching, when only the lid member is preliminarily cut. Compared with, it is much easier to process and costs less.

On the other hand, according to the third aspect of the present invention, since the lid member is cut and opened by the constricted portion of the container body and the lid member, the opening area regulating action is more reliable in combination with the guiding action by the notch. To be done.

[Brief description of the drawings]

FIG. 1 is a perspective view of a container according to a first embodiment of the present invention before opening.

FIG. 2 is a perspective view of the container during opening.

FIG. 3 is a plan view of the container after opening.

FIG. 4 is a diagram for explaining a processing method of the container.

FIG. 5 is a plan view of the container according to the second embodiment of the present invention before opening.

[Explanation of symbols]

 1 Container Main Body 2 Main Body Collar Part (Opening Edge) 3 Main Body Knob Part 4 Break Line 5 Lid Material 6 Lid Material Projection 7,7 Cut 2a Body Collar Part 6a Lid Material Projection Part

Claims (3)

[Claims] 1. A container main body having an open top surface, and a lid member for closing the opening of the container main body, wherein the container main body has a knob portion protruding outward at an opening edge portion and ruptured. A cutout provided by a line, the lid member is provided with a protrusion that covers the knob portion, and the peripheral edge portion and the protrusion portion of the lid member are bonded to the main body opening edge portion and the knob portion. In the container, a small container for liquid is provided on both sides of a base of a protruding portion of the lid member, which is provided with a notch as a cutting guide line for regulating the opening range and direction of the lid member. 2. The small container for liquid according to claim 1, wherein the notch is provided so as to penetrate the opening edge portion of the container body. 3. A portion of the opening edge portion of the container body which is in contact with the knob portion, and a root portion of a protruding portion of the lid member which covers this portion are neck-shaped, and notches are provided on both sides of the root portion of the necked portion. The small container for liquid according to claim 1 or 2, characterized in that.