JP2002028052A - Posture straightening cushion for chair - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a posture straightening cushion for chair that prevents health disturbances caused by a curved spine or oppression of internal organs resulting from bad backward bending posture taken by a human when he or she sits on a chair, and helps a user get the habit of taking good posture and correct bad posture. SOLUTION: The top of a cushion is inclined upward from the rear part 1 thereof toward the front part 2 thereof at an angle between 4 deg. to 8 deg., and the front part 2 of the cushion is cut with an incline 3. An elastic cushioning material 4 is packed into the cushion, and the surface of the cushion is covered with a slippery material 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cushion for a chair which can maintain a correct posture when sitting on a chair such as an office chair, a conference chair and a dining table chair.

[0002]

2. Description of the Related Art A conventional cushion for a chair is formed by packing sponge, cotton, wool, or the like in cloth or leather sewn in a square or round shape to improve cushioning when sitting. are doing. Alternatively, there is a cushion in which the center of the cushion is hollowed out so that even those suffering from hemorrhoids do not have trouble using a chair.

[0003]

Focusing on the posture when sitting on a chair, most people sit on the chair shallowly and put their backs on their backs. It can be seen that the chair is used in an inverted state. This has a problem in the structure of the chair, but also in the shape of the chair cushion used.
Conventional chair cushions focus on the state of the cushion and ignore the posture when sitting on the chair. It has been shown that if you do not sit in a chair with your back straight and upright, your spine will bend or compress its internal organs, causing various health problems. Therefore,
There is a demand for a chair cushion that can be used in a chair currently in use and has a posture correcting effect, but it is not provided by conventional techniques, and in the present invention, it is attempted to provide a cushion for posture correction. Is what you do.

[0004]

SUMMARY OF THE INVENTION The posture-correcting cushion for a chair according to the present invention is inclined upward from the rear portion 1 to the front portion 2. The inclination is in the range of 4 degrees to 8 degrees, and varies depending on the state of the chair, but about 5 degrees is an easy-to-use inclination. The front portion 2 of the cushion is formed so as to be lowered forward so that there is no resistance when the back of the knee hits when sitting. This can be dealt with by adding a notch of 3 to the cutout or adding a roundness. Slippery material 5 is used on the surface of the cushion so that the buttocks fit naturally behind the stool when sitting on the chair. The cushioning material is packed inside the cushion, or flat sheets are laminated to give elasticity.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The surface material of the posture-correcting cushion for a chair of the present invention is made of leather, artificial leather, synthetic resin, cloth, or the like.
For cushioning material inside the cushion, sponge, wood,
There is a method of manufacturing using materials such as metal, synthetic resin, cotton, wool, and urethane foam.

[0006] There is also a method of manufacturing a posture-correcting cushion for a chair in a form that can be installed and used on a sofa with a longer width.

[0007] There is also a method in which a backrest is installed on a chair posture-correcting cushion for use as a chair.

[0008] In addition, the color, detailed shape, structure, and the like of the posture-correcting cushion for a chair are not limited without departing from the gist of the present invention.

[0009]

An embodiment will be described with reference to the drawings. FIG. 1 is a perspective view of a posture-correcting cushion for a chair. The upward slope from the rear 1 to the front 2 of the cushion is in the range of 4 to 8 degrees, which is the most usable slope of 5 degrees,
The front part 2 of the cushion is formed with a slope 3 at the front so that there is no resistance even if the back of the knee touches the back of the cushion, and a slippery material 5 is used on the surface of the cushion. By doing so, when sitting down on a chair, the buttocks naturally slide down into the back of the stool and fit. In addition, by arranging a pattern, a pattern, and the like on the posture-correcting cushion for a chair, a state in which fashionability can be achieved is achieved.

FIG. 2 is a longitudinal sectional view of a posture-correcting cushion for a chair. The elastic material 4 as the cushion material inside the cushion is shown. The elastic material 4 is sponge, wood,
Many types of material configurations such as synthetic resin, cotton, wool and the like are conceivable. It is also possible to select a cushion material according to the shape of the chair.

FIG. 3 is a diagram showing a use state of the posture-correcting cushion for a chair. A cushion is set on a chair 6 and a person 7 is sitting down. When the chair is seated on the chair with a slope of 5 degrees upward from the rear part 1 to the front part 2 and a slippery material 5 is used on the surface of the cushion, the seat naturally sits on the buttocks. Is in a state of sliding down into the back of the stool, and the spine 8 and the back muscles are naturally stretched and in a correct posture.

[0012]

[Effect of the Invention] By using the posture-correcting cushion for a chair of the present invention, it is possible to sit deeply on the chair in the correct posture with the back muscles extended, and to be conscious of the correct posture with the spine and the back muscles extended. It is also natural, and corrects and improves bad postures with bent backs such as cats.

By sitting on a chair in a correct posture with the back straightened, a bad posture in which the internal organs are pressed and burdened can be corrected, and various health disorders caused by this can be prevented.

Even if a person sits on a chair for a long period of time, a comfortable and comfortable posture is maintained without accumulating fatigue burden on the back, waist and knees.

By sitting on a chair, a correct posture is habitually promoted, and blood circulation of the whole body is actively promoted, and the body is improved to a healthy constitution.

[Brief description of the drawings]

FIG. 1 is a perspective view of a posture-correcting cushion for a chair.

FIG. 2 is a longitudinal sectional view of a posture-correcting cushion for a chair.

FIG. 3 is a view showing a use state of a posture-correcting cushion for a chair.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Rear part 2 Front part 3 Slope 4 Elastic material 5 Slippery material 6 Chair 7 people 8 Spine

Claims (1)

[Claims] 1. A cushion for a chair, wherein a slope is provided upward in a range of 4 to 8 degrees from a rear portion (1) to a front portion (2), and a front end of the front portion (2) is sloped. With a degree (3) attached to the front, it is made of a resilient material (4) using sponge, wood, metal, synthetic resin, cotton, wool, etc. Inside, leather, artificial leather, A posture-correcting cushion for a chair, comprising a material (5) which is slippery when seated with a synthetic resin, cloth or the like.