JP2561434Y2 - Hermetic lid for cans - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a can used when a refillable beer can or a carbonated beverage can is used as a storage container for refrigerators such as noodle soups, soups and broths. The present invention relates to a sealing lid for use.

[0002]

2. Description of the Related Art Conventionally, as this type of can lid, there is known a can lid having a structure in which a drinking part opened by a so-called pull-top as a tear-opening grip is closed by raising and lowering a lever.

[0003]

However, the conventional structure described above has a complicated structure due to the presence of the lever raising / lowering mechanism, and may not always maintain a satisfactory sealing function for long-term use. Since it is a structure that only closes the small mouth opening that is opened by the tear-opening grip, when using a drink can that has been completely used as a storage container for refrigerators such as noodle soup, soup, and broth, the noodle There is an inconvenience that it is inconvenient to take in and out soup and the like.

[0004]

SUMMARY OF THE INVENTION An object of the present invention is to solve such a problem, and the invention according to claim 1 has a tear opening grip on the upper surface of a beer can or the like and a circular shape. It is intended to seal a beverage can having a peripheral portion bent at the periphery thereof, and is made of a synthetic resin and has a peripheral portion of a circular elastic engaging lid capable of covering the drinking side upper surface of the beverage can. An elastic claw portion having a plurality of claw portions elastically engageable with an edge of the peripheral portion formed on a drinking-side peripheral edge of the beverage can; and forming the peripheral edge of the beverage can on the elastic engagement lid. The inner surface of the claw portion engaging the edge of the peripheral portion of the beverage can and the contact surface of the elastic member closely contacting the upper edge of the peripheral portion of the beverage can. Is set to be smaller than the height dimension of the peripheral edge, and the outer peripheral portion of the elastic An annular peripheral frame member whose part is exposed is vertically movably fitted to the inner peripheral surface of the peripheral frame member. In the above, a press-contact preventing surface comprising a press-contact surface which can press against the outer surface of the above-mentioned elastic claw portion to prevent its outward swing is formed, and the upper surface of the central portion of the elastic engagement lid and the upper surface of the peripheral frame member are formed by a peripheral frame. Formed almost flush at the lower position of the member,
A gap between the elastic claw portion and the adjacent elastic claw portion on the press-contact preventing surface.
A protrusion-shaped detachment preventing portion is formed so as to be loosely fitted therebetween and to be placed and abutted on the elastic engagement lid to prevent the elastic engagement lid from coming off from the peripheral frame member. Located on the can lid.

The invention according to claim 2 is characterized in that the peripheral frame member is vertically guided by the guide mechanism with respect to the elastic engagement lid.

[0006]

The beer can or the like has a tear-opening grip on the upper surface and a circular elastic engaging lid via an elastic member on the drinking-side upper surface of the beverage can having a circular edge bent at the periphery. When the central portion of the elastic engagement lid exposed from the annular peripheral frame member is pressed toward the beverage can, a plurality of elastic hooks formed around the peripheral edge of the elastic engagement lid are provided. The claw portion of the present invention has a clearance surface, and swings over the edge of the peripheral portion formed on the drinking-side peripheral edge of the beverage can by swinging outward, thereby elastically engaging. When the peripheral frame member fitted to the outer periphery of the elastic engagement lid is pressed down in this state, the upper surface of the central portion of the elastic engagement lid and the upper surface of the peripheral frame member are substantially flat. The elasticity that comes into contact with the inner surface of the claw portion that engages the edge of the peripheral edge of the beverage can and the upper edge of the peripheral edge of the beverage can Since the distance from the contact surface of the material is set to be smaller than the height dimension of the peripheral portion, the press-contact surface of the press-contact preventing surface is pressed against the outer surface of the elastic claw portion at the lowered position, and The rocking is prevented, the elastic engagement lid is press-fitted to the beverage can and hermetically sealed, and the projection-shaped detachment prevention portion formed on the pressure contact prevention surface is a bullet adjacent to the elastic claw portion.
Loosely fits into the gap between
This prevents the elastic engagement lid from coming off from the peripheral frame member upon contact with the mounting . Preferably, the peripheral frame member is vertically guided by the elastic engagement lid by a guide mechanism.

[0007]

1 to 7 show an embodiment of the present invention, in which W is a beverage can, such as a beer can, having a tear-opening grip on the upper surface, a so-called pull-top, and being bent at a circular peripheral edge. 1 is an elastic engagement lid, which is made of synthetic resin and is formed in a circular shape capable of covering the upper surface of the drinking can W on the drinking side. The elastic claw portion 2 having a plurality of claw portions 2a elastically engageable with the edge of the peripheral portion M bent at the drinking-side edge of the beverage can W on the peripheral portion of the lid 1 is cut out. Formed and this elastic engagement lid 2
An elastic member 3 made of silicone rubber or the like that can be in close contact with the upper edge of the peripheral portion M of the beverage can W is fitted to the beverage can W, and the dimension D between the inner surface of the claw portion 2a and the contact surface of the elastic member 3 is determined. Is slightly smaller than the height L of the peripheral portion M bent at the drinking side edge.

Reference numeral 4 denotes a peripheral frame member,
Is formed in an annular shape exposing a central portion of the elastic engagement cover 1.
And a tapered flank 5a which allows the elastic claw portion 2 to swing outward at its raised position and an elastic at its lowered position on the inner peripheral surface of the peripheral frame member 4. A press-contact preventing surface 5 is formed of a press-contact surface 5b in the form of a straight surface capable of pressing against the outer surface of the claw portion 2 and preventing its outward swing. The upper surface of the peripheral frame member 4 is formed so as to be substantially flush with the upper surface of the peripheral frame member 4, and is loosely fitted to the press-contact preventing surface 5 in the gap between the elastic claw portion 2 and the adjacent elastic claw portion 2. Three projection-shaped detachment preventing portions 6 that can be abutted on the abutting surface 1a of the elastic engagement lid 1 in a mounted state are formed at three equally arranged positions.

In this case, the peripheral frame member 4 is fitted to the elastic engagement lid 1 by being guided up and down by the guide mechanism 7, that is,
Three guide protrusions 8 extending in the vertical direction are formed on the inner peripheral surface of the peripheral frame member 4 at three equally arranged positions, and guide recesses 9 slidably engageable with the guide protrusions 8 are formed on the elastic engagement lid 1. doing.

In this embodiment, as shown in FIG. 5, with the peripheral frame member 4 in the raised position, a tear opening grip is provided on the upper surface of a beer can or the like and a bend is formed on a circular peripheral edge as shown in FIG. The circular elastic engaging lid 1 is placed on the drinking-side upper surface of the beverage can W having the peripheral portion M in a closed state via the elastic member 3, and as shown in FIG. When the central portion of the elastic engaging lid 1 exposed from the side 4 is pressed toward the beverage can W side, the claw portions 2a of the plurality of elastic claw portions 2 formed around the peripheral edge portion of the elastic engaging lid 1 escape in this state. Since it faces the surface 5a, it swings over the edge of the peripheral portion M formed on the drinking-side peripheral edge of the beverage can W and swings so that the claw portion 2a becomes The elastic member 3 makes close contact with the upper edge of the peripheral portion M of the beverage can W. As shown in FIG. 7, when the peripheral frame member 4 fitted to the outer periphery of the elastic engagement lid 1 is strongly pushed down, the upper surface of the central portion of the elastic engagement lid 1 and the upper surface of the peripheral frame member 4 are substantially flush. The dimensional distance D between the inner surface of the claw portion 2a engaging with the edge of the peripheral portion M of the beverage can W and the contact surface of the elastic member 3 which is in close contact with the upper edge of the peripheral portion M of the beverage can W is determined by the above-mentioned margin. Since the height M is set smaller than the height L of the portion M, the press-contact surface 5b of the press-contact preventing surface 5 is pressed against the outer surface of the elastic claw portion 2 at the lowered position to prevent the elastic claw portion 2 from swinging outward. Then, when the peripheral frame member 4 is completely pushed down strongly, the peripheral portion of the elastic member 3 comes into close contact with the upper edge of the peripheral portion M of the beverage can W so as to protrude and protrude, and the press-contact preventing surface 5 is pressed. Since the surface 5b is in pressure contact with the outer surface of the elastic claw portion 2, the elastic contact is maintained by this pressing action. Resilient Gofuta 1 for will be sealed reliably press fit wear beverage cans W.

Accordingly, a peripheral edge M having a tear opening gripping piece on the upper surface of a beer can or the like and bent to form a circular peripheral edge.
Can be easily sealed with a very simple operation, and the presence of the elastic member 3 can provide a good sealing effect. For example, gas escape in a beer can or carbonated beverage In the beverage can W can be reliably prevented, and the peripheral edge formed on the drinking edge of the beverage can at the periphery of the circular elastic engaging lid 1 capable of covering the drinking-side upper surface of the beverage can W. An elastic claw portion 2 having a plurality of claw portions 2a elastically engageable with an end edge of the portion M is formed so as to surround the elastic hook claw portion 2a.
And the distance D between the inner surface of the claw portion 2a that engages with the edge of the peripheral portion M of the beverage can W and the contact surface of the elastic member 3 that adheres to the upper edge of the peripheral portion M of the beverage can W The height L of the peripheral portion
The flank 5a is set to be smaller than the inner peripheral surface of the peripheral frame member 4 at its raised position to allow the elastic claw portion 2 to swing outward, and at its lowered position, presses against the outer surface of the elastic claw portion 2 and presses the outer surface. The structure is simplified by forming the pressure contact preventing surface 5 composed of the pressure contact surface 5b capable of preventing the direction swing, so that the structure can be simplified, and the resin molding can be combined with the mass production effect to produce the device at low cost. be able to.

In this case, in particular, since the structure is such that the beverage can W is press-fitted to the peripheral edge portion M and hermetically sealed, the beverage can W in a state where the upper surface of the beverage can is opened by can opener can also be hermetically sealed. When using the cut beverage can W as a storage container for refrigerators such as noodle soup, soup, broth, etc., it is possible to use a beverage can with a top open with a can opener. In this case, an annular peripheral frame member 4 in which a central portion of the elastic engaging lid 1 is exposed is fitted on the outer peripheral portion of the elastic engaging lid 1 in a vertically movable manner. As a result, the pressing operation of the elastic engagement lid 1 becomes easy and can be used easily, and the upper surface of the central portion of the elastic engagement lid 1 and the upper surface of the peripheral frame member 4 are substantially Because it is formed flush, the whole is compact Storage storage space in the non-use or the like becomes can be reduced, also, further pressure inhibitory
On the stop surface 5, between the elastic claw portion 2 and the adjacent elastic claw portion 2
The elastic fitting lid 1 is loosely fitted in the gap and the contact surface 1a of the elastic engaging lid 1
Of the elastic engagement lid 1 from the peripheral frame member 4 in contact with the mounted state.
A projection-shaped detachment preventing portion 6 for preventing detachment is formed.
Therefore , the use comfort can be further improved.

In this case, since the peripheral frame member 4 is vertically guided by the elastic engagement lid 1 by the guide mechanism 7, the vertical movement of the peripheral frame member 4 can be performed smoothly.

To remove the cover, the frame member 4 is first raised, and the plurality of elastic hooks 2 formed around the periphery of the elastic engagement lid 1 are turned up at this raised position. Then you can easily remove it.

The present invention is not limited to the above embodiment, but is designed by appropriately changing the shape and structure of the elastic engagement lid 1, the peripheral frame member 4 and the like.

[0016]

As described above, according to the present invention, the present invention has a tear opening grip on the upper surface of a beer can or the like, and has a bent peripheral portion at the circular peripheral edge. Beverage cans can be easily sealed with a very simple operation, and a good sealing effect can be obtained due to the presence of the elastic member. For example, escape of gas in beer cans and escape of carbonic acid in carbonated beverages Can be reliably prevented, and at the periphery of the circular elastic engaging lid capable of covering the drinking-side upper surface of the beverage can, the peripheral edge of the peripheral portion formed at the drinking-side peripheral edge of the beverage can has elasticity. An elastic claw portion having a plurality of engageable claw portions is formed so as to surround the elastic claw portion, and an elastic member capable of being closely attached to an upper edge of the peripheral portion of the beverage can is fitted to the elastic engagement lid, and an end of the peripheral portion of the beverage can is provided. An elastic member that is in close contact with the inner surface of the claw portion engaging the rim and the upper edge of the peripheral portion of the beverage can The distance from the contact surface is set to be smaller than the height of the peripheral portion, and a flank on the inner peripheral surface of the peripheral frame member that allows the elastic claw portion to swing outward at its raised position and an elastic claw at its lowered position. The structure is simplified by forming a pressure contact prevention surface consisting of a pressure contact surface that can press against the outer surface of the part and prevent its outward swing, so that the structure can be simplified and mass production can be achieved with resin molding. It can be manufactured at a low price due to the effect,
In particular, since it is a structure in which the beverage can is press-fitted to the periphery of the beverage can and hermetically closed, the beverage can in a state where the upper surface of the beverage can is opened by can opener can also be hermetically sealed, and the beverage can that has been completely drained is noodle soup.
When used as a storage container for refrigerators such as soups and broths, it is possible to use beverage cans with the top open by opening the can, making it very convenient and convenient to use for taking in and out noodle soup etc. In this case, since an annular peripheral frame member in which the central portion of the elastic engagement lid is exposed is fitted to the outer peripheral portion of the elastic engagement lid so as to be vertically movable, the pressing operation of the elastic engagement lid is easy. Since the upper surface of the central portion of the elastic engagement lid and the upper surface of the peripheral frame member are formed substantially flush with each other at the lower position of the peripheral frame member, the overall structure is compact. it is possible to reduce the storage storage space in the non-use or the like, also, further pressure
The gap between the elastic claw portion and the adjacent elastic claw portion on the contact preventing surface
Loosely fit in between and abut on the elastic engagement lid
To prevent the elastic engagement lid from coming off the peripheral frame member
Is formed, the use comfort can be further enhanced. In the invention according to the second aspect, the peripheral frame member is vertically guided by the elastic engagement lid by the guide mechanism, so that the vertical movement of the peripheral frame member can be performed smoothly.

As described above, the intended purpose can be sufficiently achieved.

[Brief description of the drawings]

FIG. 1 is a perspective view of an embodiment of the present invention.

FIG. 2 is an exploded perspective view of the embodiment of the present invention shown in FIG. 1;

FIG. 3 is a sectional view of the embodiment of the present invention shown in FIG. 1;

FIG. 4 is a rear view of the embodiment of the present invention shown in FIG. 1;

FIG. 5 is a partially enlarged sectional view of the embodiment of the present invention shown in FIG.

FIG. 6 is a diagram illustrating a use state of the embodiment of the present invention shown in FIG. 1;

FIG. 7 is a partially enlarged cross-sectional view of the embodiment of the present invention shown in FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Elastic engaging lid 2 Elastic claw part 2a Claw part 3 Elastic member 4 Peripheral frame member 5 Press-contact prevention surface 5a Relief surface 5b Press-contact surface 6 Pull-out prevention part 7 Guide mechanism W Drink can M Peripheral edge D of drink can Distance L Height Size

Claims (2)

(57) [Scope of request for utility model registration] 1. A beverage can having a tear-opening grip on the upper surface of a beer can or the like and having a peripheral portion bent at a circular periphery and hermetically sealed. A plurality of claw portions elastically engageable with an edge of the peripheral portion formed on the drinking-side peripheral edge of the beverage can, on a peripheral portion of a circular elastic engaging lid capable of covering the drinking-side upper surface of the beverage can. A claw portion which surrounds an elastic claw portion having the claw portion and which fits an elastic member capable of being in close contact with an upper edge of a peripheral portion of the beverage can to the elastic engagement lid, and which engages with an edge of the peripheral portion of the beverage can. The distance between the inner surface of the elastic member and the contact surface of the elastic member that is in close contact with the upper edge of the peripheral portion of the beverage can is set smaller than the height dimension of the peripheral portion, and the elastic engagement with the outer peripheral portion of the elastic engagement lid is performed. An annular peripheral frame member that exposes the central portion of the lid is vertically movably fitted, and the inner peripheral surface of the peripheral frame member has the above A flank surface that allows the elastic claw portion to swing outward and a press-contact preventing surface formed of a pressure contact surface that can press the outer surface of the elastic claw portion to prevent the outward swing by being pressed against the outer surface of the elastic claw portion at the lowered position. substantially formed in flush with the upper surface of the central portion upper surface and peripheral frame members Kakarigofuta in the lowered position of the peripheral frame member, an elastic claw that Tonariru the elastic claw to the piezoelectric contact blocking surface
Loosely fit into the gap between
Protruding prevent pulling away of the elastic engagement Gofuta from peripheral frame member Te
A sealed lid for a can, characterized in that the lid is formed by forming a removal prevention portion. 2. The can lid according to claim 1, wherein said peripheral frame member is vertically guided by an elastic engagement lid by a guide mechanism.