JP3095800U - cushion - Google Patents

Abstract

(57) [Summary] PROBLEM TO BE SOLVED: To provide a cushion that is widely used for sitting or taking a nap, which is extremely lightweight and has excellent cushioning and fit. Providing cushions that are possible. SOLUTION: In a cushion formed by covering an intermediate material having a cushioning property with a cover, a bag-like body (2) of a cushion (1) is horizontally divided into two parts, and the divided upper bag part (4) is divided into two parts. ) Contained a very small spherical first intermediate material (a), and a lower bag portion (6) accommodated a second intermediate material (b) having a spherical shape larger in diameter than the first intermediate material (a).

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

  The present invention is extremely lightweight and has excellent cushioning properties, and furthermore, workability in manufacturing. A cushion that enables improvement and cost reduction.

[0002]

[Prior art]

  For cushions that have been commonly used for sitting or for naps, , A lightweight and cushioning urethane foam, etc. is used as the middle material, and the middle material is woven or non-woven It is formed by covering with a cover made of cloth. Also made of synthetic resin The short tubular small piece member is used as a middle material, and the middle material is housed in a cushion bag. Highly breathable cushions have also been developed.

[0003]   In addition, an extremely small spherical Styrofoam with a diameter of about 1 mm will be used as a middle material, Formed by accommodating such a middle material in a cushion bag, it is lightweight and has excellent cushioning properties. Cushions that have are also being developed.

[0004]

[Problems to be solved by the device]

  However, in the cushion containing only urethane foam as the middle material, However, it has a drawback that it has a low buffering property and a little weight. In addition, a short tubular small piece member When used as a middle material, the synthetic resin that is used as the material has poor cushioning properties, resulting in a rough texture. In addition, there is a problem that a feeling of strangeness occurs during use.

[0005]   In addition, a cushion that contains a small spherical medium made of Styrofoam In addition, while it is lightweight and has excellent cushioning properties, it is extremely small, so it can be manufactured in the manufacturing process. There was a problem with the workability, and the cost was high.

[0006]   Therefore, in consideration of the above points, the present invention is widely used for sitting or for taking a nap. The cushion is extremely lightweight and provides excellent cushioning and fit. Provides cushions that can improve workability in manufacturing and reduce costs. With the goal.

[0007]

[Means for Solving the Problems]

  In order to achieve the above object, the cushion of the present invention is a cushioning middle material, In a cushion provided with a bag-like body for accommodating this middle material, It is divided into two parts, and the divided upper bag part accommodates the microsphere-shaped first middle material, and the lower bag part It is characterized in that a second middle material having a larger diameter than the middle material is accommodated. With this configuration, In the present invention, the first middle material can be freely moved within the upper bag part to fit the shape of the human body, Excellent cushioning and comfortable texture are obtained, and the second middle material is placed in the lower bag. Since it is stored, workability in the manufacturing process is improved. Moreover, the cushion The whole can be made extremely lightweight. The effects of the present invention are advantageously obtained. For this purpose, the first and second intermediate materials are made of Styrofoam, and It is preferable that the diameter is within the range of 1 to 3 mm and the diameter of the second intermediate member is 4 mm or more. is there.

[0008]   Further, in the present invention, urethane foam can be housed in the lower bag portion. . With this configuration, it is possible to reduce the manufacturing cost and maintain the shape retention of the lower bag part. Becomes

[0009]   Further, according to the present invention, the bag-shaped body has an opening on the upper surface thereof. It is possible to provide a stretchable cloth body. With this structure, the cloth body Flexibly expands and contracts along the uneven shape of the human body, further improving the fit It

[0010]

[Embodiment of device]

  An embodiment of the cushion of the present invention will be described below with reference to the drawings.   FIG. 1 is a perspective view of a cushion according to the present invention, in which a part is shown with a cutout. ing. The cushion 1 shown in the figure has a circular seat shape and is made of woven or non-woven fabric. The bag-shaped body 2 is formed by accommodating a cushioning intermediate material. In addition, of the present invention When using the cushion, prepare a cover for covering the bag-shaped body 2 separately. It is also possible to use the bag-shaped body 2 covered with a cover.

[0011]   This bag-shaped body 2 is provided with a partition cloth 3 as shown in the sectional view of the cushion 1 in FIG. It is vertically divided into two parts.   In the upper bag portion 4 of the bag-shaped body 2 divided into two by the partition cloth 3, the extremely small spherical first middle material a Is housed. The first middle material a is typically formed by foaming into a very small spherical shape. It is a styrofoam, and it is preferable that the diameter is within a range of 1 to 3 mm. this As described above, by setting the diameter of the first middle material a within the range of 1 to 3 mm, the first middle material a Can move freely inside the upper bag part 4, so that the upper bag part 4 is It fits the uneven shape of, and provides excellent cushioning and comfortable texture. Take The first middle material a is from the storage port 5 formed in the upper portion of the side surface of the bag-shaped body 2 to the upper bag portion 4 in FIG. The type and amount of the first intermediate material housed inside can be adjusted appropriately.

[0012]   The lower bag portion 6 of the bag-shaped body 2 accommodates a second intermediate material b having a diameter slightly larger than that of the first intermediate material a. Has been. The second intermediate material b is typically Styrofoam formed by foaming in a small spherical shape. Therefore, the diameter is preferably 4 mm or more. The second middle material b is accommodated in the lower bag portion 6. By doing so, the weight can be reduced and the cushioning property of the cushion 1 as a whole is improved. Can be raised. The second intermediate material b is formed on the lower side surface of the bag-shaped body 2 in FIG. It is stored in the lower bag portion 6 through the formed storage port 7, and the type and amount of the second intermediate material are adjusted appropriately. You can

[0013]   Further, as another preferable example, as shown in FIG. 3, urethane foam is provided in the lower bag portion 6. 8 may be accommodated. In the case of this example, the upper bag portion 4 contains the first small spherical medium material. Urethane foam is used in the lower bag portion 6 while maintaining the shock absorbing property. 8 can maintain the shape retention and further reduce the manufacturing cost. And are possible. In this way, when accommodating urethane foam in the lower bag portion 6, The opening of the accommodation opening 7 formed in the lower portion of the side surface of the bag-shaped body 2 is made of the urethane foam. It will be large enough to accommodate.   In the present invention, the second middle material b and the urethane foam 8 are provided in the lower bag portion 6. And may be mixed and housed.

[0014]   Furthermore, as another preferred example, the bag-shaped body 2 has an opening on the upper surface, and the opening, That is, it is preferable to provide a stretchable cloth body 9 particularly at a place where the human body is arranged. Good The cloth body 9 uses elastic yarns or is woven in an elastic state. For example, a cloth material or the like used for general-purpose swimwear is filled. Such an example In accordance with the above, by providing the cloth body 9 having elasticity to the upper opening of the bag-shaped body 2, During use of the cushion, the cloth body 9 is expanded and contracted in a state of conforming to the uneven shape of the human body, Along with that, the first middle material a is freely transferred in the upper bag portion 4, so that a fit feeling is obtained. Is further improved.

[0015]   Next, an example of using the cushion of the present invention will be described with reference to FIGS. 4 and 5.   FIG. 4 shows a state in which the cushion 1 is used for sitting. When crossed as shown, due to the elasticity of the cloth body 9 and the transfer of the first middle material a, The upper bag part 4 optimally fits the unevenness of the buttocks and legs. At the same time, in the lower bag portion 6 The second intermediate material b is transferred by pressurization to obtain excellent cushioning properties, and the cushion The whole is deformed and held in an ideal state.

[0016]   FIG. 5 shows a state in which the cushion 1 is used when watching TV. When the cushion 1 is laid down below the abdomen in a lying down position as shown, Due to the elasticity of 9 and the transfer of the first middle material a, the upper bag portion 4 is optimal for unevenness of the elbow and abdomen. Fits in. In addition, by adjusting the amount of middle material to be stored in each bag, It is possible to use them properly according to the user's physique and purpose of use.

[0017]

[Effect of device]

  As described above, the cushion of the present invention has the above-mentioned structure. It has the following effects.

[0018]   The bag-shaped body that constitutes the cushion is divided into two parts in the vertical direction, and the divided upper bag part has a minimal Storing the spherical first medium material, and accommodating in the lower bag part, the second medium material having a larger diameter than the first medium material. By doing so, the first middle material can be freely moved within the upper bag part to fit the shape of the human body. And provides excellent cushioning and comfortable feel. In addition, the second middle in the lower bag part Since the material is stored, the workability in the manufacturing process is improved and The entire unit can be made extremely lightweight.

[0019]   Also, by storing urethane foam in the lower bag part, the manufacturing cost is reduced. It is possible to maintain the shape retention of the lower bag part.

[0020]   Further, an opening is provided on the upper surface of the bag-shaped body, and a stretchable cloth body is provided in the opening. By doing so, the cloth body can freely expand and contract during use while conforming to the uneven shape of the human body. , The fit is further improved.

[Brief description of drawings]

FIG. 1 is an overall perspective view of a cushion of the present invention with a part cut away.

FIG. 2 is a sectional view of the cushion.

FIG. 3 is a sectional view of a cushion showing another preferred example.

FIG. 4 is a cross-sectional view of a seated state on a cushion.

FIG. 5 is a cross-sectional view showing a state where a cushion is laid under the abdomen.

[Explanation of symbols]

1 cushion 2 bags 3 partition cloth 4 Upper bag part 5 accommodation 6 Lower bag part 7 accommodation 8 urethane foam 9 cloth a First material b Second middle material

Claims (4)

[Scope of utility model registration request] 1. A cushion comprising a cushioning middle material and a bag-shaped body for accommodating the middle material, wherein the bag is vertically divided into two parts, and the divided upper bag part has a microspherical first shape. A cushion characterized by containing a middle material, and a second middle material having a spherical shape larger than that of the first middle material in the lower bag portion. 2. The first intermediate material and the second intermediate material are formed of styrofoam, the diameter of the first intermediate material is within the range of 1 to 3 mm, and the diameter of the second intermediate material is 4 mm or more. Cushion as described. 3. The cushion according to claim 1, wherein urethane foam is accommodated in the lower bag portion. 4. The cushion according to claim 1, 2 or 3, wherein the bag-shaped body has an opening portion on an upper surface thereof, and a stretchable cloth body is provided in the opening portion.