JPH03207368A - Container with metal lid - Google Patents

Abstract

PURPOSE:To certainly cover an aromatic with an air permeable base material even during use by bonding the air permeable base material to the rear of a metal lid having a pull tab mounted thereto inside the easy open line formed to the surface thereof through a bonding part and arranging the bonding part outside the easy open line. CONSTITUTION:A pull tab 18 is fixed to a metal lid 11 inside the easy open line 17 formed to the surface of the metal lid 11. An air permeable base material 20, for example, composed of a nonwoven fabric is arranged to the rear of the metal lid 11 and the outer peripheral part 20a of the air permeable base material 20 is seamed between the flange part 15 of a container main body 14 and the peripheral edge part 12 of the metal lid 11 to be held to the metal lid 11. The pull tab 18 is upwardly pulled at the time of use and the metal lid 11 is broken along the easy open line 17 to be opened and the container 10 fitted with the metal lid 11 is placed on a predetermined place to diffuse the gas generated from an aromatic 19 to the outside through the air permeable base material 20. By this method, the overflow of the gas generating agent can be prevented without exposing the gas generating agent.

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Field of Industrial Application) The present invention relates to a container with a metal lid, which is composed of a plastic container body and a metal lid.

(Prior Art) In recent years, various plastic containers have come into use as an alternative to conventional metal lids.

Plastic containers have advantages over metal lids, such as being extremely lightweight, having excellent resilience against impact, allowing display effects on the exterior of the container, and being able to be made into transparent containers.

Containers with metal lids, which are sealed by wrapping the peripheral edge of a metal lid around the flange of the plastic container body to 2ffi, have been known for a long time, and polyethylene terephthalate, etc. are used as the material for forming the plastic container body. Many have been proposed.

(Problem to be Solved by the Invention) By the way, various contents can be stored in a container with a metal lid, which is formed by wrapping the peripheral edge of a metal horse lid around the flange of a plastic container body. May store fragrances.

When an aromatic agent is stored in a container with a metal lid, the metal lid of the container with a metal lid is opened and the aromatic agent is placed in a predetermined place to release the gas generated from the aromatic agent to the outside.

In such a case, it is convenient to provide an air permeable base material above the fragrance to cover the fragrance to prevent the fragrance from being exposed.

The present invention has been made in consideration of these points,
It is an object of the present invention to provide a container with a metal lid that can reliably cover contents such as an aromatic agent with a breathable base material even during use.

[Structure of the invention]

(Means for Solving the Problems) The present invention includes a plastic container body that has a flange portion on the periphery of the upper opening and houses a gas generating agent, and a metal lid that has a periphery portion that wraps the flange portion. ,
An easy-open line is formed along the circumferential direction on the surface of the metal lid, and a pull tab is attached to the inside of the easy-open line on the surface of the metal lid, and on the back side of the metal lid, an outer peripheral portion is formed between the flange portion and the peripheral edge portion. A container with a metal lid, characterized in that an air permeable base material is arranged between the container and the plastic container body, the plastic container body having a flange portion around the upper opening and containing a gas initiator, and the flange portion. Gold w4 with a periphery that wraps around it! ! forming an easy-open line along the circumferential direction on the surface of the metal lid, attaching a pull tab inside the easy-open line on the surface of the gold maple lid, and attaching a pull tab to the back side of the metal lid through an adhesive part. This is a container with a metal lid, characterized in that an air-permeable base material is attached to the container, and the attached part is disposed outside the easy-open line.

(Function) By opening the metal lid along the easy-open line, gas from the gas generating agent stored inside can be released outward through the breathable base material.

(Example) Hereinafter, an example of the present invention will be described with reference to the drawings.

FIG. 1 is a diagram showing a first embodiment of a container with a metal lid according to the present invention.

In FIG. 1, a container 10 with a metal lid includes a plastic container body 14 having a flange portion 15 at the periphery of the upper opening;
Metal M1 having a peripheral edge portion 12 that wraps around a flange portion 15
1, and a seaming portion 16 is formed between the flange portion 15 and the peripheral edge portion 12.

An easy-open line 17 is formed on the surface of the gold g4111 along the circumferential direction inside the seamed part 16, and the metal lid 11 is opened along this easy-open line 17. Further, a pull tab 18 is fixed to the inside of the easy-open line 17 on the surface of the metal lid 11.

Further, on the back side of the metal M11, a breathable base material 20 made of, for example, non-woven material 4i is disposed, and this breathable base material 2
The outer peripheral portion 20a of the container body 14 is held by being wound tightly between the flange portion 15 of the container body 14 and the peripheral edge portion 12 of the metal M11.

Note that a gel-like aromatic agent 19 is housed inside the plastic container body 14.

Next, each component material will be explained.

First, the container body 14 having the flange portion 15 is made of polypropylene/adhesive layer/ethylene vinyl alcohol copolymer/adhesion W! I/It is created by heat-forming a laminate of polypropylene or the like using a conventional method, then heat-pressing the flange portion 15 to reduce the thickness of the flange portion l5, and further cutting to shorten the radius of the flange portion 15. . The heating or shaping of the laminate may be any one of pressure-air forming, vacuum forming or a combination thereof, plug assist, and the like.

Further, the metal lid 11 having the peripheral edge portion 12 is obtained by pressing or shaping an aluminum plate or a tin plate. Metal again! ! The easy open line 17 on the surface of 11 is formed during press forming, and the pull tab 18 is formed after press forming.
It is fixed to the surface of the metal fE11.

Furthermore, as the breathable base material 20, for example, a nonwoven fabric manufactured by Asahi Kasei Kogyo 2, Spunpond YPA-250 (trade name) or the like is used.

Next, the operation of this embodiment will be explained.

First, as described above, the laminate is heated or shaped to form the flange portion 1.
5 is prepared, and an aromatic agent 19 is stored in the container body 14.

Next, as described above, an aluminum plate or a tin plate is processed, and a pull tab 18 is attached to prepare a metal Mll having a peripheral edge 12.

Next, the breathable base material 20 is made of metal! ! 11, and the outer peripheral portion 20a of the breathable base material 20 is temporarily attached to a predetermined location directly in front of the peripheral edge portion 12 with an adhesive (not shown).

Thereafter, the peripheral edge part 12 of the metal lid 11 is attached to the flange part 15 of the container body 14 from above, and the peripheral edge part 12 is double-sealed to the flange part 15 using a container tightening device (not shown). In this case, the outer peripheral portion 20a of the breathable base material 20 is also held tightly wound between the flange portion 15 and the peripheral edge portion 12.

In this way, a lidded container 10 containing a gel-like aromatic agent 19 is obtained.

In use, the user pulls the pull tab 18 upward, breaks the metal lid 11 along the easy-open line 17, and opens the lid. Next, the container with metal lid 10 opened in this way
By placing the air freshener 19 in a predetermined place, the gas generated from the fragrance 19 is diffused outward through the breathable base material 20.

According to this embodiment, by opening the metal lid t 11 of the metal lidded container 10 and placing it in a predetermined place, the gas generated from the aromatic agent 19 can be diffused outward from the breathable base material 20. I can do it. Further, during use, one fragrance agent 19 is covered by the breathable base material 20, so that the fragrance agent 19 is not exposed. Furthermore, the air-permeable base material 20 can prevent the fragrance 19 from spilling.

Next, a second embodiment of the present invention will be described with reference to FIG.

Note that the same parts as those in the first embodiment are given the same reference numerals and detailed explanations will be omitted.

The second embodiment is the same as the first embodiment except for the mounting structure of the breathable base material.

That is, as shown in FIG. 2, a breathable base material 20 is adhered to the back surface of the metal lid 1l by an adhesive part 22.

This sticking part 22 is formed on the outer peripheral edge of the breathable base material 20,
Further, it is arranged outside the easy open line 17.

When attaching the breathable base material 20, for example, the metal lid 11
A resin film such as olefin (not shown) is pre-coated on the back side of the
is coated, and then the breathable base material 20 is placed on the back side of the metal lid 11. Then, by heat-sealing the outer periphery of the breathable base material 20 to form the adhesive part 22,
A breathable base material 20 can be attached.

Further, a breathable base material 20 whose outer periphery is coated with an adhesive may be attached to the back surface of the metal lid 11. In this case, the applied adhesive becomes the adhesive part 22.

〔Effect of the invention〕

As explained above, according to the present invention, by opening the metal lid along the easy-open line, gas from the gas generating agent stored inside can be released to the outside through the breathable base material. I can do it.

Further, since the gas generating agent is covered with the breathable base material, the gas generating agent is not exposed, and spillage of the gas generating agent can be prevented.

[Brief explanation of drawings]

FIG. 1 is a side sectional view showing a first embodiment of a container with a metal lid according to the present invention, and FIG. 2 is a side sectional view showing a second embodiment. 10...Container with metal lid, 11...Metal lid, 12...
- Peripheral edge part, 14... Container body, 15... Flange part, 17... Easy open line, 18... Pull tab, 20... Air permeable base material, 20a... Outer periphery part, 22...
・Adhesive part.

Claims (1)

[Scope of Claims] 1. A plastic container main body having a flange portion at the periphery of the upper opening and containing a gas generating agent, and a metal lid having a periphery portion around which the flange portion is wound, the surface of the metal lid an easy-open line is formed along the circumferential direction, a pull tab is attached to the inner side of the easy-open line on the surface of the metal lid, and an outer peripheral part is wound between the flange part and the peripheral edge part on the back side of the metal lid. A container with a metal lid, characterized in that a breathable base material that can be tightened is arranged. 2. A plastic container main body having a flange at the periphery of the upper opening and containing a gas generating agent, and a metal lid having a periphery around the flange; At the same time, a pull tab is attached to the inner side of the easy-open line on the surface of the metal lid, and a breathable base material is attached to the back side of the metal lid via the adhesive part, and this adhesive part is attached to the inner side of the easy-open line. A container with a metal lid, characterized in that it is placed outside the easy-open line.