JPH1059396A - Cover for sealing container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily and securely open a hermetically sealed cover fitted to the opening of a container body by a slight force. SOLUTION: A hermetically sealing cover 13 is detachably fitted to the opening 11a of a cylindrical body 11 with the bottom. A handle 24 is protruded at the outer periphery of the cover 13 and a non-slip tool 26 made of an elastic material is fitted to coat the outside face of the handle 24. A preventive part against slipping-off is fixed to the slits of the handle 24, at the inside face of the non-slip tool 26 and a non-slip part 26a is formed at the surface of the non-slip tool 26. When the hermetically sealing cover 13 is removed from the opening 11a of the container body 11, a part of the cover 13 is raised by hooking fingers in the handle 24 and then, the inside of the container body 11 is released from the closely sealed condition.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lid of a hermetically sealed container used for storing foods and the like that need to be kept in a dry state.

[0002]

2. Description of the Related Art Conventionally, a lid of this kind of sealed container is used to seal an opening of a bottomed cylindrical container body, and there are a screw-in type, a buckle type and a ring packing type. In particular, a ring packing type sealed container is widely used in ordinary households because of its simple structure.

In a conventional lid of a ring packing type sealed container, a packing is attached to an outer periphery of a fitting portion thereof, and when the lid is fitted to an opening of the container body, the packing is attached to an inner peripheral surface of the opening of the container body. By joining, the inside of the container body is sealed.

[0004] Since this type of sealed container is molded from a synthetic resin such as polypropylene, polyethylene or methacrylic resin, it has excellent water resistance and chemical resistance, but has the disadvantage of slipperiness. have. Therefore, there is a problem that it is difficult to open and close the lid which is the synthetic resin molded article when the lid is opened and closed.

[0005]

However, in this conventional lid of a sealed container, the packing is tightly attached to the inner peripheral surface of the opening of the container main body while the container main body is sealed.
When trying to open the lid, the pressure inside the container body is reduced. For this reason, there has been a problem that the lid cannot be easily opened with a light force in combination with the frictional force between the packing and the container body.

The present invention has been made by paying attention to such problems existing in the conventional technology. An object of the present invention is to provide a lid of a sealed container that can easily and reliably open a lid fitted into an opening of a container body with a light force.

[0007]

In order to achieve the above object, according to the first aspect of the present invention, a handle is projected on the outer periphery of the lid, and an outer surface of the handle is covered with a slip-proof device made of an elastic material. It is the one that was attached.

According to the invention described in claim 2, in the lid of the sealed container according to claim 1, the inner surface of the anti-skid device has a retaining portion and a non-slip portion is formed on the surface. .

In the sealed container according to the first aspect of the present invention, when the lid is fitted to the opening of the container main body and the lid is removed from the opening of the container main body in a state where the inside of the container main body is sealed. Lifts a part of the lid with his finger on the handle. Then, the lid is tilted with the portion opposite to the protruding portion of the handle as a fulcrum, and the inside of the container body is released from the sealed state. Therefore, the lid can be opened with a light force and easily removed from the opening of the container body.

When the lid is opened, an anti-slip device made of an elastic material is coated on the outer surface of the handle, so that when the handle is lifted with a finger, the handle is easily and reliably prevented from slipping. The operation of opening the lid can be performed.

In the sealed container according to the second aspect, since the stopper is formed on the inner surface of the anti-slip device, it is possible to reliably prevent the accidental detachment. In addition, since a non-slip part is formed on the surface of the anti-skid device,
When the handle is operated with a wet finger, slippage does not occur.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the closed container according to the present invention will be described below with reference to the drawings. As shown in FIGS. 1 and 2, the container body 11 is transparent or translucent, for example, polypropylene, polyethylene, acrylic resin, methacrylic resin, AS resin, polyamide, polystyrene, or the like.
It is formed in a cylindrical shape with a bottom from synthetic resin materials such as polyester and polycarbonate and glass. A flange 12 protrudes from the outer periphery of the upper end opening 11 a of the container body 11. The closed lid 13 as a lid is
The opening 11a is detachably fitted to the opening 11a so as to hold the inside of the container body 11 in a sealed state. Seal lid 1
Reference numeral 3 is formed by assembling the lower lid 14 and the upper lid 15 with each other.

As shown in FIGS. 2 and 3, the upper surface of the lower cover 14 is made of a synthetic resin material such as polypropylene, polyethylene, acrylic resin, methacrylic resin, AS resin, polyamide, polystyrene, polyester, or polycarbonate. It is formed in a substantially cylindrical shape with a bottom. The lower lid 14 is connected to the opening 11 of the container body 11.
has a fitting portion 14a for fitting to a. The attachment groove 16 is formed on the outer periphery of the lower end of the fitting portion 14a of the lower lid 14, and a flat ring-shaped packing 17 made of an elastic material such as rubber is attached to the attachment groove 16.
And this packing 17 is used for opening 11 of container body 11.
By being joined to the inner peripheral surface of a, the inside of the container body 11 is kept in a sealed state.

A flange 18 is formed on the outer periphery of the center of the lower lid 14 so that when the fitting portion 14a of the lower lid 14 is fitted into the opening 11a of the container body 11, the flange 18 is attached to the container body 11. To the upper surface of the flange 12. The thread portions 19 of the four ridges are formed at predetermined intervals in the circumferential direction on the outer peripheral surface of the lower cover 14 so as to be located above the flange 18, and the lower surfaces thereof are formed with inclined surfaces 19a. I have.

As shown in FIG. 2, the upper lid 15 is formed in a substantially closed cylindrical shape having an open lower surface.
And a covering portion 15a for joining to the upper surface of the flange 12 to cover the upper edge of the opening 11a. The cylindrical portion 20 is formed concentrically on the lower surface of the upper wall of the upper lid 15. The thread portions 21 of the two ridges are formed on the inner peripheral surface of the cylindrical portion 20 at predetermined intervals in the circumferential direction, and an inclined surface 21a is formed on the upper surface thereof.

When assembling the upper lid 15 and the lower lid 14, as shown in FIG. 3, after inserting the screw portion 21 of the upper lid 15 between the screw portions 19 of the lower lid 14, Then, the upper lid 15 is rotated clockwise relative to the lower lid 14. Then, the inclined surfaces 2 of the two screw portions 21 and 19 are formed.
1a and 19a are engaged with each other, and the upper lid 15 and the lower lid 14 are assembled and fixed.

When the upper lid 15 and the lower lid 14 are separated from the assembled state, the upper lid 15 is moved counterclockwise with respect to the lower lid 14 in substantially the reverse order of the above-mentioned assembly. When they are relatively rotated, the two screw portions 21 and 19 are released from the engaged state. And the screw part 2 of the upper lid 15
The upper cover 15 can be detached from the lower cover 14 by moving the upper cover 15 in the axial direction with the 1 positioned between the screw portions 19 of the lower cover 14.

As shown in FIG. 2, a storage space 22 is formed between the lower lid 14 and the upper lid 15, and stores a desiccant or the like therein. The plurality of communication holes 23 are formed in the bottom wall of the lower lid 14, and the storage space 22 communicates with the inside of the container main body 11 via these communication holes 23.

As shown in FIGS. 1, 2, 4 and 5,
A generally semi-circular handle 24 is formed so as to protrude integrally with the outer periphery of the upper lid 15 in the closed lid 13. The slit 25 is formed at the center of the tip of the handle 24, and a large diameter portion 25a is formed at the back.

The anti-slip device 26 made of an elastic material is provided on the handle 2.
4 is fitted over the outer surface, and a non-slip portion 26a composed of a plurality of annular grooves is formed on the surface. Examples of the elastic material forming the anti-skid device 26 include natural rubber, synthetic rubber, and thermoplastic elastomer. Examples of the synthetic rubber include butadiene rubber, styrene-butadiene rubber, nitrile-butadiene rubber, isoprene rubber, chloroprene rubber, butyl rubber, urethane rubber, silicone rubber, and polysulfide rubber. Further, as the thermoplastic elastomer, for example, styrene-based (SB
S, SPS, SEBS, SEPS, and the like), olefin-based (EPM, EPDM, and the like), urethane-based, polyester-based, and polyamide-based thermoplastic elastomers.

As shown in FIG. 5, a retaining projection 27 as a retaining portion is formed to protrude through a vertical rib 27a inside the anti-slip device 26 so as to have a similar shape to the slit 25, and is formed at the tip thereof. Has a large diameter portion 27b. When the retaining projection 27 is engaged with the slit 25, the anti-slip device 26 is retained and retained by the handle 24.

Now, when using this sealed container,
The hermetic lid 13 is removed from the upper end opening 11a of the container body 11, and an object such as food is accommodated in the container body 11. In this state, when the sealing lid 13 is fitted into the opening 11a of the container body 11, the packing 17 is elastically deformed as shown in FIG.
a to the inner peripheral surface. Thereby, the inside of the container main body 11 is held in a sealed state.

When the lid 13 is to be removed from the opening 11a of the container body 11 in the sealed state of the container body 11, a part of the lid 13 is lifted by putting a finger on the handle 24. Then, the sealing lid 13 is tilted about the portion opposite to the protruding portion of the handle 24 as a fulcrum, and the inside of the container body 11 is released from the sealed state. Therefore, the container body 11
The inside of the container 11 is hardly depressurized, and the hermetic lid 13 can be easily opened with a light force using the principle of leverage, and can be removed from the opening 11a of the container body 11.

The effects that can be expected from the above embodiment will be described below. (A) A handle 24 is protruded from the outer periphery of the sealing lid 13, and an outer surface of the handle 24 is covered with an anti-slip device 26 made of an elastic material. For this reason, the sealing lid 13 is
When removing from the opening 11a, the user can put the finger on the handle 24 and lift a part of the sealing lid 13 to easily open the sealing lid 13 with a light force.

(B) An outer surface of the handle 24 is covered with an anti-slip device 26 made of an elastic material. For this reason, Toride 2
At the time of lifting operation with a finger on the cover 4, the lid can be easily and reliably opened without slipping.

(C) Anti-slip device 2 covered with handle 24
6, a non-slip portion 26a formed of a plurality of annular grooves is formed. Therefore, even when the handle 24 is lifted with a wet finger, the possibility of slipping can be reliably prevented, and the sealing lid 13 can be easily opened.

(D) The handle 24 has a large diameter portion 25 at the back.
A slit 25 having a is formed. Anti-skid 26
On the inner surface, a retaining projection 27 having a similar shape to the slit 25 is formed. The large diameter portion 25a of the slit 25 and the large diameter portion 27b of the retaining projection 27 are engaged. Therefore, the anti-slip device 26 is securely held on the handle 24 by the engagement relationship between the large-diameter portions 25a and 27b and the elasticity of the anti-slip device 26. Therefore, even if a considerable force acts on the anti-skid device 26 when the sealing lid 13 is opened, there is almost no possibility that the anti-skid device 26 will accidentally fall off.

The present invention can be embodied with the following modifications. (1) The hermetic lid 13 is integrally formed without being divided into the lower lid body 14 and the upper lid body 15 and the handle 24 is protruded from the outer periphery thereof.

(2) The sealing lid 13 is configured so that its upper surface does not protrude greatly from the container body 11 and its upper surface is flat. (3) The anti-slip portion 26a on the surface of the anti-skid device 26 is formed by changing to a ridge, a small protrusion, a rough surface treatment, or the like.

The above-mentioned constitutions (1) to (3)
The same effects as in the above embodiment can be obtained. (4) A plurality of pairs of slits 25 and retaining projections are formed.

With this configuration, the anti-skid device 26 can be more reliably prevented from coming off the handle 24.
Next, a technical idea grasped from the embodiment will be described.

(1) The handle is provided with a slit having a large diameter portion at the back, and the retaining portion is formed to have a similar shape to the slit, and the retaining portion is engaged with the slit. 3. The lid of the sealed container according to claim 2, wherein the lid is closed.

According to this structure, the anti-slip device is securely held on the handle by the engagement between the large-diameter portions of the slit and the retaining projection and the elasticity of the anti-slip device. Therefore, even if a considerable force acts on the anti-skid device when the lid is opened, it is possible to prevent the anti-skid device from accidentally falling off.

[0034]

The present invention is configured as described above, and has the following effects. According to the first aspect of the present invention, the lid fitted to the opening of the container main body is hung with a finger on a handle protruding from the outer periphery of the lid, and a part of the lid is lifted, with a light force. It can be easily opened.

In addition, since the outer surface of the handle is covered with an anti-slip device made of an elastic material, the lid can be easily and reliably opened without slipping when the handle is lifted with a finger. It can be carried out.

According to the second aspect of the present invention, it is possible to reliably prevent the slipper attached to the handle from being inadvertently falling off, and even when the handle is lifted up with a wet finger. The possibility of slippage can be reliably prevented.

[Brief description of the drawings]

FIG. 1 is a perspective view showing one embodiment of a sealed container of the present invention.

FIG. 2 is a longitudinal sectional view of the sealed container.

FIG. 3 is a front view showing a lower lid of the closed lid.

FIG. 4 is a bottom view showing the upper lid of the hermetic lid.

FIG. 5 is a partial cross-sectional view showing an enlarged handle portion of the sealing lid.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 11 ... Container main body, 11a ... Opening part, 13 ... Sealing lid as a lid, 14 ... Lower lid body, 15 ... Upper lid body, 17 ... Packing, 24 ... Handle, 26 ... Anti-skid, 26a ... Non-slip part,
27: Retaining projection as a retaining part.

Claims (2)

[Claims] 1. A lid of a hermetically sealed container removably fitted to an opening of a bottomed cylindrical container body, a handle protruding on an outer periphery, and an anti-slip device made of an elastic material is provided on an outer surface of the handle. Sealed container lid with coating. 2. The lid of a sealed container according to claim 1, wherein a slip-proof portion is provided on an inner surface of the anti-skid device, and a slip-proof portion is formed on the surface.