JP3008437U - Spring mattress - Google Patents

Abstract

(57) [Summary] [Purpose] A spring mattress that has a pocket coil 2 arranged in a forest and has a spring interior, but that can obtain a sleeping or sitting comfort similar to a water bed without a frame line. provide. [Structure] A spring structure 1 including a large number of pocket coils 2 arranged in a forest is provided, and the spring structure 1 is wrapped with an elastic body 5 made of urethane without a frame line such as a border wire. did.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a spring mattress for beds.

[0002]

[Prior art]

 2. Description of the Related Art Conventionally, there has been known a spring mattress in which a coil spring is housed in a cloth bag body to form a pocket coil, and a large number of these pocket coils are arranged in a forest to form a spring structure.

However, in this conventional spring mattress, the spring structure is surrounded by a frame line such as a border wire, so that when a person is placed on (above) this frame line, the frame line is May be felt as a hard foreign object. Therefore, there is a hard feeling peculiar to the frame line in the comfort of sleeping or sitting, and there is an inconvenience that it is not possible to obtain the same soft feeling as that of the water bed which does not have such a frame line. In addition, if there is a frame line, the frame line may be rubbed and a squeaking noise may be generated, or the frame line may be broken and the mattress may be damaged.

[0004]

[Problems to be solved by the device]

 In view of the above points, the present invention is a spring-mounted mattress in which pocket coils are arranged in a forest, and a spring mattress that can obtain a sleeping center or a sitting comfort similar to a water bed without a frame line. The purpose is to provide.

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, a spring mattress according to claim 1 of the present invention has a spring structure consisting of a number of pocket coils arranged in a forest, and the spring structure is wrapped with an elastic body made of urethane. did. The spring mattress according to claim 2 of the present invention is the spring mattress according to claim 1, wherein a urethane elastic body surrounds a spring structure, a side elastic body, the spring structure and the side elastic body. The upper elastic body that covers the upper surface of the body and the lower elastic body that covers the lower surfaces of the spring structure and the side elastic body are included.

A spring mattress according to a third aspect of the present invention is the spring mattress according to the first aspect, wherein the urethane elastic body has a side elastic body surrounding the spring structure. The elastic body is decided to be made of chip urethane. A spring mattress according to claim 4 of the present invention is the spring mattress according to claim 1, wherein the urethane elastic body has a side elastic body surrounding the spring structure. However, we decided to have a two-layer structure with a relatively soft inner layer and a relatively hard outer layer.

[0007]

[Action]

 In the spring mattress according to claim 1 of the present invention having the above structure, the spring structure composed of a number of pocket coils arranged in a forest is wrapped with an elastic body made of urethane without a frame line such as a border wire. There is. Therefore, it is possible to make the comfort of sleeping or sitting close to that of the water bed without the hard feeling peculiar to the frame. In the spring mattress according to claim 2, the elastic body made of urethane includes a side elastic body surrounding the spring structure, an upper elastic body covering the upper surfaces of the spring structure and the side elastic body, and a spring. A lower elastic body that covers the lower surfaces of the structure and the side elastic body, and the spring structure is entirely enclosed by these elastic bodies. Therefore, unlike the case where the urethane sheet is simply laminated on the spring structure, it is possible to make the mattress to have a soft feeling all around.

In the spring mattress according to claim 3, since the side elastic body is molded by the tip urethane, it can be easily handled as a molding material, and the side elastic body can be easily manufactured or assembled. In the spring mattress according to claim 4, the side elastic body has a two-layer structure of a relatively soft inner layer and a relatively hard outer layer. On the other hand, the inner layer can obtain sufficient softness. On the other hand, it is possible to prevent the side elastic body from deforming due to the outer layer.

[0009]

【Example】

 Next, an embodiment of the present invention will be described with reference to the drawings.

First Embodiment: As shown in FIG. 1, a coil spring 4 (see FIG. 2) is accommodated in a bag body 3 made of non-woven fabric to form a pocket coil 2. The spring structure 1 is arranged in a forest, and the spring structure 1 is wrapped with an elastic body made of urethane, which is generally designated by reference numeral 5. Many bags 3 are continuously formed.

The urethane elastic body 5 covers an endless side elastic body 6 that surrounds the spring structure 1 all around, and the upper surfaces of the spring structure 1 and the side elastic body 6. A sheet-shaped upper elastic body 7 and a sheet-shaped lower elastic body 8 covering the lower surfaces of the spring structure 1 and the side elastic bodies 6, and these elastic bodies 6, 7, 8 are provided. Therefore, the spring structure 1 is completely enclosed. The side elastic body 6 is vertically divided into two parts as shown in the figure, and is assembled by adhering a large number of chip urethanes to each other.

As other components, reference numeral 9 is a band-shaped fixed non-woven fabric in which the pocket coils 2 are connected to each other, 10 is a sheet-shaped felt, 11 is a reinforcing flange, 12 is a sheet-shaped non-woven fabric, and 13 is A sheet-like urethane, 14 is a front material, 15 is a panel, 16 is a trademark label, 17 is a border, and 18 is a ventilator. Of these, the felt 10, the nonwoven fabric 12, the urethane 13, the front material 14 and the panel 15 are illustrated. Although not provided, it is also provided on the lower surface side of the spring structure 1.

In the spring mattress having the above-described structure, the spring structure 1 including a large number of pocket coils 2 arranged in a forest is wrapped by the elastic body 5 made of urethane without a frame line such as a border wire. Therefore, it is possible to eliminate the hard feeling peculiar to the frame line, which makes it possible to bring the sleeping or sitting comfort closer to that of the waterbed. Further, the urethane elastic body 5 includes an endless side elastic body 6 surrounding the spring structure 1 and a sheet-like upper elastic body covering the upper surfaces of the spring structure 1 and the side elastic body 6. 7 and a sheet-shaped lower elastic body 8 that covers the lower surfaces of the spring structure 1 and the side elastic bodies 6, and these elastic bodies 6, 7, 8 make the spring structure 1 It is completely surrounded. Therefore, unlike the one in which the urethane sheet is simply laminated on the spring structure 1, the mattress can be made to have a soft feeling around the entire circumference, which makes it possible to increase the sleeping comfort or sitting comfort of the water bed. You can approach it. Further, since the side elastic body 6 is molded from chip urethane and the chip urethane is simply adhered in a proper size at the time of manufacturing and assembling, the side elastic body 6 is easy to handle as a molding material. It is easy to manufacture or install.

Second Embodiment In addition to the structure of the first embodiment, as shown in FIG. 2, the side elastic body 6 includes a relatively soft inner layer 6a and a relatively hard outer layer 6b. With a layered structure, on the one hand, the inner layer 6a can provide sufficient softness, and on the other hand, the outer layer 6b can prevent the side elastic body 6 from deforming.

[0015]

[Effect of device]

 The present invention has the following effects.

That is, first, in the spring mattress according to the first aspect, a spring structure composed of a large number of pocket coils arranged in a forest is wrapped with an elastic body made of urethane without a frame line such as a border wire. . Therefore, it is possible to eliminate the hard touch characteristic of the frame line, which makes it possible to make the comfort of sleeping or sitting closer to that of the water bed. In addition, since there is no frame line, it is possible to prevent squeaking noise and damage to the mattress due to this. Further, in the spring mattress according to claim 2, the elastic body made of urethane comprises a side elastic body surrounding the spring structure, an upper elastic body covering the upper surfaces of the spring structure and the side elastic body, and a spring. It has a structure and a lower elastic body that covers the lower surfaces of the side elastic bodies, and the spring structure is entirely enclosed by these elastic bodies. Therefore, unlike the case where the urethane sheet is simply laminated on the spring structure, the mattress can be made to have a soft feeling around the entire area, which gives a comfort of sleeping or sitting to that of the water bed. You can get closer.

Further, in the spring mattress according to claim 3, since the side elastic body is molded by the tip urethane, the tip urethane is simply adhered to have an appropriate size at the time of assembling in the manufacturing process. It has the characteristics that it is easy to handle as a material, and the manufacturing or assembly of the side elastic body is easy. Further, in the spring mattress according to claim 4, the side elastic body has a two-layer structure of a relatively soft inner layer and a relatively hard outer layer. On the other hand, the inner layer provides sufficient softness. On the other hand, it is possible to prevent the lateral elastic body from being deformed by the outer layer.

[Brief description of drawings]

FIG. 1 is a perspective view showing an internal structure of a spring mattress according to an embodiment of the present invention.

FIG. 2 is a vertical cross-sectional view of a main part showing another example of the internal structure of the spring mattress.

[Explanation of symbols]

 1 Spring Structure 2 Pocket Coil 3 Bag Body 4 Coil Spring 5 Elastic Body 6 Side Elastic Body 7 Upper Elastic Body 8 Lower Elastic Body 9 Fixed Nonwoven Fabric 10 Felt 11 Flange 12 Nonwoven Fabric 13 Urethane 14 Outer Surface 15 Panel 16 Trademark Label 17 Border 18 Ventilator

Claims (4)

[Scope of utility model registration request] 1. A spring mattress having a spring structure (1) comprising a number of pocket coils (2) arranged in a forest, and the spring structure (1) is wrapped with an elastic body (5) made of urethane. 2. The spring mattress according to claim 1, wherein the elastic body (5) made of urethane has a side elastic body (6) surrounding the spring structure (1), and the spring structure (1). And an upper elastic body (7) covering the upper surfaces of the side elastic bodies (6), and a lower elastic body (8) covering the lower surfaces of the spring structure (1) and the side elastic bodies (6). , A spring mattress characterized by having. 3. The spring mattress according to claim 1, wherein the urethane elastic body (5) has a side elastic body (6) surrounding the spring structure (1),
A spring mattress, wherein the side elastic body (6) is molded from chip urethane. 4. The spring mattress according to claim 1, wherein the urethane elastic body (5) has side elastic bodies (6) surrounding the spring structure (1),
The side elastic body (6) is a relatively soft inner layer (6a)
And a relatively hard outer layer (6b) having a two-layer structure, which is a spring mattress.