JPH0858787A - Sealing container - Google Patents

Abstract

PURPOSE: To obtain a sealing container which is simple in structure, whose opening is easy and which is preferable for pouring liquid contents such as oil. CONSTITUTION: A synthetic resin breaking jig 8 equipped with a lever piece 4 and a sub lever piece 40 for deairing with breaking blades 41, 410 respectively provided at a tip and an attaching plate 7 integrated with the respective lever pieces 4, 40 via a pair of left and right coupling bodies 6, 6 and 60, 60 protruding from respective rocking shafts with an outer periphery of each of the lever pieces 4, 40 exposed to an inner periphery of cuts 5, 50 cut inward a plate is formed, wherein the jig 8 is attached to an upper face of a lid 3 on a paper container body 1 via the attaching plate 7.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a closed container for containing and sealing a liquid content such as oil.

[0002]

2. Description of the Related Art Conventionally, when opening the inside of this type of container, the structure is such that the fitting lid fitted to the container body by press fitting or screwing is removed, or the container body is cut open or opened with a can. A structure having an opening or the like is generally used.

[0003]

However, in the former structure of removing the fitting lid, the structure of the container itself becomes complicated, and in the latter case of using the can opener, a separate can opener is prepared. It is annoying.

Here, in the case of aluminum or tin can, which is widely used in can juice and the like, the breaking line drawn in advance on the lid portion by pulling up or pressing the knob integrated with the lid portion It is considered that a structure with an open mouth along is preferable, but it is difficult to use it for a relatively large container of oil or the like that requires a storage capacity of about 1 liter. In addition, in the so-called full open type, which is also used for cans that store regular coffee, such as aluminum and tin cans, where the lid part is entirely opened along the circular break line, liquid such as oil is used. Not suitable for housing In addition, such a can-juice type opening mechanism, etc., has a break line on the paper base material in advance when the container body is formed of the paper base material in consideration of the ease of burning and discarding after use. Can not be put in, so can not be adopted at all.

A main object of the present invention is to provide a closed container which has a simple structure and an easy opening operation and is suitable for containing a liquid content such as oil.

[0006]

In order to achieve the above main object, the invention according to claim 1 is provided with a container body 1 for sealing the contents, as shown in FIGS. 1 to 3. In a closed container in which a wall surface of the container body 1 is broken to take out contents, a lever piece 4 having a breaking blade portion 41 at a tip end,
Notch 5 for cutting the outer peripheral edge of the lever piece 4 inwardly of the plate surface
Forming a breaking tool 8 including the lever piece 4 and a mounting plate 7 integrated with a pair of left and right connecting bodies 6 and 6 protruding from the swinging shaft portion of the lever piece 4 Then, the breaking tool 8 is attached to the wall surface of the container body 1 via the attachment plate 7.

According to the second aspect of the present invention, in order to more effectively break the container body 1 by the lever piece 4 in the first aspect of the invention, as shown in FIG. The structure is such that the outer peripheral edge of the fractured blade portion 41 and the inner peripheral edge of the front end side cut portion 51 are brought close to each other.

According to a third aspect of the invention, in the invention of the first or second aspect, the rigidity of the lever piece 4 is increased,
In order to perform even better breakage, as shown in FIGS. 2 and 3, the lever piece 4 has a bulging portion 43 that bulges toward the side opposite to the container body, inside the outer peripheral edge of the lever piece 4.

According to the invention described in claim 4, in the invention described in claim 1, claim 2 or claim 3, in order to make the taking out of the contents also smooth, as shown in FIG. A sub-lever piece 40 provided with a sub-breaking blade portion 410 that breaks the air vent is provided, and the outer peripheral edge of the sub-lever piece 40 faces the inner peripheral edge of the sub-cutting portion 50 that is cut into the plate surface of the mounting plate 7. In fact, the auxiliary lever piece 40 and the mounting plate 7 are integrated with each other through a pair of left and right connecting bodies 60, 60 protruding from the swing shaft portion of the auxiliary lever piece 40.

The invention according to claim 5 is the invention according to claim 4 in which the auxiliary lever piece 40 is provided, so that the container body 1 can be more favorably broken by the auxiliary lever piece 40, and therefore, as shown in FIG. The structure is such that the outer peripheral edge of the sub-breaking blade portion 410 and the inner peripheral edge of the tip side sub-cutting portion 510 that faces the outer peripheral edge of the sub-breaking blade portion 410 are close to each other.

The invention according to claim 6 is the invention according to claim 4 or claim 5 in which the sub-lever piece 40 is provided, so that the rigidity of the sub-lever piece 40 is increased to perform a better break. As shown in FIG. 5, the sub-lever piece 40 has a structure in which a bulging portion 430 bulging toward the opposite container body side is provided inside the outer peripheral edge.

The invention according to claim 7 is the invention according to claim 4 or claim 5 or claim 6 in which the auxiliary lever piece 40 is provided, in which the content outlet and the air vent are largely displaced, In order to make the taking out of the object smoother, as shown in FIG. 1, the tips of the lever piece 4 and the sub-lever piece 40 are positioned opposite to each other, and these tips are attached to the plate of the mounting plate 7. The structure is such that they are arranged near the edge of the surface.

According to an eighth aspect of the present invention, in order to improve the attachment of the breaking tool 8 to the container body 1 in any one of the first to seventh aspects of the invention, as shown in FIG.
Is composed of the tubular body 2 and the lids 3 and 3 for closing the ends thereof, and the back flat surface 71 of the attachment plate 7 is attached to the upper surface of the lid 3.

According to a ninth aspect of the present invention, in the invention according to any one of the first to seventh aspects, the breaking tool 8 is very suitable to be applied while the combustion and disposal after use is easy and the pollution is reduced. As a structure, the container body 1 is made of the paper base material 10, and the breaking tool 8 is made of a synthetic resin molded product.

[0015]

According to the first aspect of the invention, the breaking tool 8 is simply attached to the wall surface of the container body 1 via the attachment plate 7, and the structure is simpler than that of the structure in which the fitting lid is removed. In addition, since the container body 1 is not provided with a break line or the like, the airtightness inside the container body 1 can be favorably maintained. Then, at the time of unsealing, as shown in FIGS. 6 and 7, the lever piece 4 of the breaking tool 8 is connected to the mounting plate 7 by the connecting members 6, 6.
The lever piece 4 is rocked around the portion 6 to pull up the rear end portion of the lever piece 4 and push down the front end portion thereof. As a result, the breaking blade portion 41 provided at the tip of the lever piece 4 penetrates into the wall surface of the container body 1 and breaks through the wall surface, and the breaking blade portion 41
A rupture opening substantially along the outer peripheral edge of can be opened in the wall surface of the container body 1. In this way, it is not necessary to separately prepare a canister or the like, and the breaking tool 8 attached to the container body 1 can easily break the container body 1, and the contents can be taken out from the breaking opening.

According to the second aspect of the present invention, as shown in FIG. 1, between the outer peripheral edge of the breaking blade portion 41 and the inner peripheral edge of the tip side notch portion 51 facing the outer peripheral edge of the breaking blade portion 41. The container main body 1 that hits the breakage blade portion 41 because they are close to each other
The portion just outside the wall surface of the container is integrated with the mounting plate 7, and therefore, the shearing force by pushing down the breaking blade portion 41 can be satisfactorily applied to the wall surface of the container body 1, and the breaking thereof can be further improved. It can be carried out.

According to the third aspect of the invention, as shown in FIGS. 2 and 3, since the bulging portion 43 bulging toward the opposite container body side is provided inside the outer peripheral edge of the lever piece 4, the lever piece is provided. The rigidity of No. 4 can be increased, the breaking blade portion 41 can be strongly applied to the wall surface of the container main body 1, and more favorable breaking can be performed.

In addition to the lever piece 4, the mounting plate 7 of the breaking tool 8 is provided with an auxiliary lever piece 40 having the same structure as the lever piece 4 and breaking the air vent port. Therefore, when the opening is opened, the lever piece 4 breaks the take-out port and the sub-lever piece 40 breaks the air vent port, so that the contents can be taken out smoothly.

In the invention described in claim 5, since the sub lever piece 40 is made in the same manner as the lever piece 4 described in claim 2, the sub lever piece 40 can be broken more favorably. be able to.

In the invention described in claim 6, since the sub lever piece 40 is made in the same manner as the lever piece 4 described in claim 3, the sub lever piece 40 can be broken more favorably. be able to.

According to the seventh aspect of the present invention, the lever pieces 4 and the sub-lever pieces 40 are arranged such that their tip portions are located in opposite directions to each other,
Since each of these tip portions is arranged near the end of the plate surface of the mounting plate 7, it is possible to greatly displace the content outlet and the air vent, and to make the content extraction smoother. it can.

According to the eighth aspect of the present invention, since the back surface flat surface 71 of the mounting plate 7 is attached to the upper surface of the flat lid body 3, the breaking tool 8 can be favorably attached to the container body 1.

In the invention according to claim 9, since the container body 1 is made of the paper base material 10, it is easy to burn and dispose of the container body 1 itself after use. The breaking tool 8 made of a molded product can be easily burned and discarded, and the pollution can be reduced accordingly. In addition, the wall surface of the container body 1 made of the paper base material 10 can be easily broken by the breaking tool 8 made of a synthetic resin molded product while reducing the pollution in this way. Since it is not necessary to provide a break line or the like in the, the application of the break tool 8 can be made extremely appropriate.

[0024]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIG. 3, reference numeral 1 denotes a container body, which comprises a cylindrical body 2 and lids 3 and 3 for closing both ends thereof. The internal capacity is in the range of several hundred milliliters to several liters, for example, about 1 liter. In addition, the oil is to be contained and sealed inside.

The tubular body 2 and the respective lids 3 and 3 constituting the container body 1 are formed mainly of a paper base material 10 made of cardboard or the like, as exaggeratedly shown in FIGS. 4 and 5. On the front and back sides of the paper base material 10, reinforcing film layers 11 and 11 made of aluminum film or aluminum foil and surface film layers 12 and 12 made of olefin resin film such as polyethylene film are laminated. Total plate thickness is 0.2-2
It is about millimeter. The reinforcing film layer 1
1, 1 may be omitted, or may be a film layer of nylon or the like instead of aluminum.

As shown in FIG. 4, the lid 3 on the upper side is provided with an annular rising wall 32, which is in pressure contact with the inner surface of the tubular body 2, on the outer peripheral portion of a disk-shaped lid wall 31. A stacking folding wall 33 that is continuous with the upper wall 32 and overlaps the folding wall 23 that is folded back to the upper outer peripheral side of the tubular body 2 is provided. The rising wall 32 and the stacking folding wall 33, and the inner surface and the folding of the tubular body 2 are provided. The surface film layers 12 and 12 that are butted against the wall 23 are melted and brought into close contact with each other by high-frequency induction heating treatment or the like. In addition to this, hot melt or the like may be applied on the surface layer of the lid and adhered by heat sealing.

As shown in FIG. 5, the lid 3 on the lower side is a sandwiching wall that is sandwiched between the outer peripheral portion of the disc-shaped lid wall 34 and the folding wall 25 that is folded back to the inner peripheral side of the lower portion of the tubular body 2. Similarly, the surface film layers 12 and 12 that are abutted between the lid body 3 side and the tubular body 2 side are melted and brought into close contact with each other by high frequency induction heating treatment or the like.

With the above configuration, as shown in FIGS.
A lever piece 4 provided with a claw-shaped breaking blade portion 41 at the tip end and an operation portion 42 extending slightly obliquely upward at the rear end portion, and a notch portion for cutting the outer peripheral edge of the lever piece 4 inwardly of the plate surface. 5, a breaking tool 8 including a lever piece 4 and a mounting plate 7 that is integrated via a pair of left and right connecting bodies 6 and 6 protruding from the swing shaft portion of the lever piece 4. Form this breaking tool 8
Is attached to the upper surface of the lid 3 on the upper side through the back surface flat surface 71 of the attachment plate 7 by adhesion using an adhesive, a double-sided adhesive tape or the like, or heat welding by high frequency induction heating or the like.

In addition to the lever piece 4, the breaking tool 8 is provided with a small claw-shaped sub-breaking blade portion 410 for breaking the air vent port at the tip.
The sub-lever piece 40 provided with the operation portions 420 extending slightly obliquely upward at the rear end portion is provided.
The outer peripheral edge of 0 is made to face the inner peripheral edge of the sub-cutting portion 50 that is cut inwardly of the plate surface of the mounting plate 7, and the sub-lever piece 40 and the mounting plate 7 are attached to the swing shaft portion of the sub-lever piece 40. They are integrated via a pair of left and right connecting bodies 60, 60 protruding from the front.

The lever piece 4 and the sub-lever piece 40 are arranged near the plate surface end portion of the mounting plate 7 with their respective tip portions in opposite directions.

The breaking tool 8 is entirely formed of a synthetic resin molded product. Specifically, each lever piece 4, 40
The rigidity of each of the connecting parts 6, 6 or 60, 60
It is made of thermoplastic resin such as polyethylene so that it will not break.

Broken blade portion 4 of each lever piece 4, 40
Between the outer peripheral edge of each of the operation portions 42 and 420 and the outer peripheral edge of each of the operation portions 42 and 420, and the rear edge of each of the operating portions 42 and 420 facing each other. The inner side edges of the side cut portions 52 and 520 are close to each other.

Further, inside the outer peripheral edges of the lever pieces 4 and 40, bulging portions 43 and 430 bulging toward the opposite container body side are provided, respectively.

With the above construction, when opening, as shown in FIGS. 6 and 7, the lever piece 4 and the sub-lever piece 40 are swung about the connecting members 6, 6 and 60, 60. Then, the rear end portions of the lever pieces 4 and 40 are pulled up and the tip end portions thereof are pushed down. As a result, each lever piece 4, 4
The breaking blades 41, 410 provided at the tip of 0 rush into the wall surface of the lid body 3 and break through the wall surface,
The outlet 3 and the air vent along the outer peripheral edge of
It can be opened on the wall surface and the contents can be taken out smoothly.

[0035]

According to the first aspect of the present invention, the structure is simple, the airtightness of the inside of the container body 1 can be excellently maintained, and the lever piece 4 of the breaking tool 8 is connected to the mounting plate 7 for opening. Body 6,
6 is made to swing around, and the cutting blade portion 41 at the tip end is oscillated.
It is suitable for an oil container or the like because it can be carried out by a simple operation of just pushing into the wall surface of the container body 1.

According to the second aspect of the invention, the breaking blade portion 4
Since the outer peripheral edge of No. 1 and the inner peripheral edge of the front end side cut portion 51 that faces the outer peripheral edge of the fractured blade portion 41 are brought close to each other, the breakage by the lever piece 4 can be more favorably performed.

According to the third aspect of the invention, the lever piece 4
The bulging portion 43 provided at the position can increase the rigidity of the lever piece 4 and can perform more favorable breakage.

According to the invention described in claim 4, since the mounting plate 7 of the breaking tool 8 is provided with the lever piece 4 and the auxiliary lever piece 40 for breaking the air vent, the contents can be taken out smoothly. It can be something.

According to the fifth aspect of the present invention, the breakage by the auxiliary lever piece 40 can be more favorably performed.

According to the sixth aspect of the present invention, the rigidity of the auxiliary lever piece 40 can be increased, and the auxiliary lever piece 40 can be broken more favorably.

According to the invention described in claim 7, it is possible to largely displace the take-out port of the contents and the air vent port, and to take out the contents more smoothly.

According to the eighth aspect of the invention, since the back surface flat surface 71 of the mounting plate 7 is mounted on the upper surface of the flat lid body 3, the breaking tool 8 can be mounted on the container body 1 satisfactorily. it can.

According to the invention of claim 9, the paper base material 10
The combination of the container body 1 made of and the breaking tool 8 made of a synthetic resin molded product makes it possible to apply the breaking tool 8 very easily, while easily burning and discarding after use and reducing pollution.

[Brief description of drawings]

FIG. 1 is a plan view of a closed container according to the present invention.

FIG. 2 is a sectional view taken along a line A in FIG.

FIG. 3 is a sectional view taken along the line B in FIG.

FIG. 4 is an enlarged cross-sectional view of an essential part in the upper part of the container body 1.

FIG. 5 is an enlarged cross-sectional view of a main part of the lower portion of the container body 1.

FIG. 6 is a plan view showing an opened state of the closed container.

FIG. 7 is a cross-sectional view showing an opened state of the closed container.

[Explanation of symbols]

1; container body, 10; paper base material, 2; tubular body, 3, 3;
Lid, 4; Lever piece, 41; Broken blade portion, 43; Bulging portion,
5: Notch, 51: Tip-side notch, 6, 6; Connected body,
7; Mounting plate, 71; Back flat surface, 8; Breaking tool, 40; Secondary lever piece, 410; Secondary breaking blade portion, 430; Bulging portion, 5
0: sub-cut portion, 510; tip side sub-cut portion, 60, 60;
Connected body

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[Procedure amendment]

[Submission date] August 23, 1995

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0004

[Correction method] Change

[Correction content]

Here, in the case of aluminum or tin can, which is widely used in can juice and the like, the breaking line drawn in advance on the lid portion by pulling up or pressing the knob integrated with the lid portion It is considered that a structure with an open mouth along is preferable, but it is difficult to use it for a relatively large container of oil or the like that requires a storage capacity of about 1 liter. In addition, in the so-called full open type, which is also used for cans that store regular coffee, such as aluminum and tin cans, where the lid part is entirely opened along the circular break line, liquid such as oil is used. Not suitable for housing In addition, such a can-juice type opening mechanism, etc., has a break line on the paper base material in advance when the container body is formed of the paper base material in consideration of the ease of burning and discarding after use. Cannot be used, so it cannot be used at all.

Claims (9)

[Claims] 1. A hermetically sealed container comprising a container body (1) for hermetically sealing contents and taking out the contents by breaking a wall surface of the container body (1), wherein a breaking blade portion (41) is provided at a tip end thereof. The lever piece (4) and the outer peripheral edge of the lever piece (4) are made to face the inner peripheral edge of the notch (5) that is cut inwardly of the plate surface, and the lever piece (4) and the lever piece (4) swing. A breaking tool (8) having a mounting plate (7) integrated through a pair of left and right connecting bodies (6, 6) protruding from the moving shaft portion is formed, and the breaking tool (8) is mounted. An airtight container characterized by being attached to a wall surface of a container body (1) via a plate (7). 2. An outer peripheral edge of the breaking blade portion (41) and a tip side notch (51) facing the outer peripheral edge of the breaking blade portion (41).
The closed container according to claim 1, wherein the closed container is close to the inner peripheral edge thereof. 3. The closed container according to claim 1, wherein the lever piece (4) is provided with a bulging portion (43) bulging toward the side opposite to the container body, inside the outer peripheral edge of the lever piece (4). 4. A sub-lever piece (40) provided with a sub-breaking blade portion (410) for breaking an air vent port at its tip, the outer peripheral edge of this sub-lever piece (40) being attached to the mounting plate (7). The sub-lever piece (40) and the mounting plate (7) are projected to the swing shaft portion of the sub-lever piece (40) so as to face the inner peripheral edge of the sub-cutting portion (50) that is cut inwardly of the plate surface. A pair of left and right connecting bodies (6
The sealed container according to claim 1 or claim 2 or claim 3, wherein the sealed container is integrated with the sealed container. 5. The outer peripheral edge of the sub-breaking blade portion (410) and the inner peripheral edge of the tip-side sub-cutting portion (510) facing the outer peripheral edge of the sub-breaking blade portion (410) are closely arranged. Claim 4
The airtight container described. 6. The closed container according to claim 4, wherein a bulge portion (430) bulging to the side of the container body is provided inside the outer peripheral edge of the auxiliary lever piece (40). 7. The lever pieces (4) and the sub-lever pieces (40) are arranged such that their tip portions are positioned in opposite directions to each other, and these tip portions are respectively arranged near the plate surface ends of the mounting plate (7). The sealed container according to claim 4, 5, or 6. 8. The container body (1) comprises a tubular body (2),
8. A lid body (3, 3) for closing its end, wherein the back surface flat surface (71) of the mounting plate (7) is attached to the upper surface of the lid body (3). The closed container according to one. 9. The container body (1) is made of a paper base material (10), and the breaking tool (8) is made of a synthetic resin molded product.
9. The closed container according to claim 8.