JP3106192U - Seat with posture correction function - Google Patents

Abstract

PROBLEM TO BE SOLVED: To focus on a pelvis or other skeleton in order to make it easy to sit and stabilize a posture in a driver's seat of a chair or a vehicle, and for a person who spends a lot of time sitting in a chair or driver's seat, accumulation of fatigue and Provided is a seat having a posture correcting function, in which low back pain or the like due to an unreasonable posture is unlikely to occur.
SOLUTION: In a chair or seat for one person, a chair or sofa for plural persons, a seat of a vehicle, etc., a seat having a posture correcting function, and when sitting on a seat surface, the buttocks and the thighs. The part that contacts the part has a convex part formed in accordance with the curved surface of the pelvis, and the convex part supports the buttocks and thighs, and the backrest part supports the back, thereby maintaining the posture. To do.
[Selection diagram] Fig. 1

Description

  The present invention relates to a seat having a posture correcting function.

2. Description of the Related Art Conventionally, in a chair or a driver's seat of a vehicle, it is important that the seat is easy to sit and that the posture is stable, and the shape and material of the seat surface and the backrest have been devised.
In particular, when driving a vehicle or the like, there is a problem in safety if the posture is the same for a long time, and if the posture continues to be nervous for the sake of safety, and if the posture collapses or fatigue accumulates.
Furthermore, for a person who spends a lot of time sitting in a chair or a driver's seat, low back pain or the like due to accumulation of fatigue or an unreasonable posture is likely to occur.
JP 2003-144268 A JP 2003-79477 A JP-A-10-192094 JP 2003-284620 A

Japanese Patent Application Laid-Open No. 2003-144268, entitled "Health Comfort Safety Chair and Pillow with Full Slip", which proposes a device in which various chairs are completely non-slip to maintain health and comfortably and stably improve posture. Have been.
Persons who are seated near the upper front end of the seat cushion, such as office chairs, student study chairs, and business chairs, should slide the buttocks and waist forward or apply a complete anti-slip device to prevent them from slipping down. .
However, the above-mentioned invention merely prevents slipping, and can only prevent the posture from being collapsed by slipping.

In Japanese Patent Application Laid-Open No. 2003-79477 "Chair backrest structure for alleviating low back pain", when a person suffering from low back pain is seated on a chair, the shape of the chair back is devised so that a load is not applied to the lumbar spine. It has been proposed to provide a natural and comfortable sitting posture that places no burden on the lumbar spine by providing a surface layer with convex shapes arranged vertically and holding the lumbar spine of the seated person in the original physiological shape. I have.
Japanese Patent Application Laid-Open No. H10-192094 “Sit Device” proposes a device for reducing the burden on the posture holding muscles of the neck, shoulders, and back, causing an increase in muscle fatigue and a decrease in concentration. A cushioning sheet having cushioning properties is adhered to the upper surface of the main part, the upper surface and side surfaces of the buffer sheet are covered with a surface material, a reinforcing plate is adhered to the lower surface of the main part, and a seat on the upper surface of the seating device. A depression is formed in the surface, and a protrusion located between the thighs is formed in the center of the depression.
However, in each of the above-mentioned inventions, the backrest or the seating surface is adapted to a human body formed of muscle, fat, or the like, and cannot maintain a posture in conformity with the shape of a bone supporting the human body.

In Japanese Patent Application Laid-Open No. 2003-284620, "Posture Correction Tool and Method for Manufacturing the Same, and Chair Equipped with Posture Correction Tool", when used in a chair, properly maintain the posture of the pelvis to prevent blood flow and nerve compression. There has been proposed a mat capable of preventing fatigue, suppressing fatigue, improving stiff shoulders, lower back pain, coldness and the like.
However, the invention described above focuses on the pelvis, which plays an important role in maintaining the posture, and continuously or stepwise as it goes forward in front of the human body with the butt of the human body placed. It merely employs a configuration of a posture corrector provided with a supporting surface at the buttocks whose height is reduced.
If the height of the support surface decreases continuously or stepwise as the body moves forward, it is not possible to maintain a constant posture for a long time without shifting the buttocks.

Therefore, in the present invention, in order to solve the above-described various problems and to stabilize the posture in a driver's seat of a chair or a vehicle, and to focus on a skeleton including a pelvis, a time for sitting in a chair or a driver's seat is considered. It is an object of the present invention to provide a seat having a posture correcting function that hardly causes accumulation of fatigue and low back pain caused by taking an unreasonable posture for many people.
In particular, when driving a vehicle, etc., if you are in the same posture for a long time, and even if you are nervous for safety, you will not lose your posture or accumulate fatigue, It is an object of the present invention to provide a seat having a posture correcting function that exhibits excellent effects in terms of safety.

In order to solve the above-mentioned problem, in the invention according to claim 1,
A seat with a posture correction function,
The part of the seat that comes into contact with the buttocks and thighs when sitting has a convex part formed in accordance with the curved surface of the pelvis,
A seat, wherein the projections support the buttocks and thighs, and the backrest supports the back, thereby maintaining a posture.

Further, in order to solve the above problem, in the invention according to claim 2,
The seat according to claim 1, wherein the seat is a chair for one person or a chair.

In order to solve the above-mentioned problem, in the device according to the third aspect,
The seat according to claim 1, wherein the seat is a chair or a sofa for a plurality of persons.

In order to solve the above-mentioned problem, in the device according to claim 4,
The seat is a seat according to any one of claims 1 to 3, which is a vehicle seat.

In order to solve the above-mentioned problem, in the device according to claim 5,
The seat according to any one of claims 1 to 4, wherein the convex portion is provided on the seat surface in parallel with the backrest portion.

In order to solve the above-mentioned problem, in the device according to claim 6,
The said convex part is the seat in any one of Claims 1-5 whose position adjustment was made possible according to the curved surface of a pelvis.

Further, in order to solve the above-mentioned problem, in the invention of claim 7,
The said convex part is the seat in any one of Claims 1-6 made detachable.

According to the present invention, in a chair or a driver's seat of a vehicle, etc., in order to make it easy to sit and stabilize the posture, attention is paid to the skeleton including the pelvis. It is possible to provide a seat provided with a posture correcting function, in which low back pain or the like due to accumulation of excessive posture and taking an unreasonable posture is unlikely to occur.
In particular, when driving a vehicle, etc., if you are in the same posture for a long time, and even if you are nervous for safety, you will not lose your posture or accumulate fatigue, It is possible to provide a seat having a posture correcting function that exhibits an excellent effect in terms of safety.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a view showing an example of a basic configuration of a seat according to the present invention. The upper part is a side view, and the lower part is a plan view of a seat.
FIG. 2 is a diagram showing an example of another basic configuration of the seat according to the present invention, in which an upper side is a side view and a lower side is a plan view of a seat surface.
FIG. 3 is a view showing an example of another basic configuration of the seat according to the present invention. The upper part is a side view, and the lower part is a plan view of a seat surface.
FIG. 4 is a side view showing an example of a use state of the seat of the present invention.
FIG. 5 is a view showing an example of the basic configuration of the seat of the present invention, in which the upper part is a side view, the lower part is a plan view of a seat surface, and the right part is a plan view showing an example of a convex portion described later.
6 and 7 are plan views of the seat surface showing the embodiment of the seat of the present invention.
In each figure, reference numeral 1 denotes a seat surface, 2 denotes a convex portion, and 3 denotes a backrest portion. Reference numeral 4 denotes a pelvis, and reference numeral 5 denotes an attachment member for attaching a detachable convex portion to a seat surface.

The seat of the present invention is a seat having a posture correcting function, and has the following configuration.
The seat has at least a seat surface 1 and a backrest 3.
The material, shape, and size of the seat surface 1 and the backrest 3 are not particularly limited, and can be adopted for various known seats.

  According to a preferred embodiment of the configuration employing the seat of the present invention, the seat is a one-person chair or a chair. The chair may be formed of a form having one or four legs or a cushion or the like that directly reaches the floor from the seat surface. It may have other various shapes and designs.

  According to a preferred embodiment of the present invention, the seat is a multi-person chair or sofa. 6 and 7 show an example in which the seat is a chair or sofa for a plurality of persons.

  According to a preferred example of the mode of employing the seat of the present invention, the seat is a vehicle seat. In addition to those used in the driver's seat of a car or other seats, it can be used in seats for trains, ships, aircraft, and other vehicles. In particular, the seat of the present invention is a seat having a posture correcting function, and it is particularly preferable to adopt the seat as a driver's seat because a correct posture not only helps to improve safety but also has an effect of preventing fatigue.

Next, the seat of the present invention has a convex portion 2 formed on the seating surface 1, a portion of the seating surface 1 that comes into contact with the buttocks and thighs when seated, which is formed according to the curved surface of the pelvis 3. The projection 2 has a shape that does not impose an unreasonable load on the posture, except that the portion that comes into contact with the buttocks and thighs is formed according to the shape and curved surface of the pelvis 3. For example, various configurations can be adopted without being limited to the form shown in each drawing.
The material of the convex portion 2 is made of cloth, soft resin, rubber, or other various materials, and preferably has a hardness capable of supporting the buttocks and thighs and supporting the posture without deforming or significantly deforming. It is preferably a cushion-shaped material having a certain elasticity, and also preferably has a moderate elasticity. The material, shape, and size are not particularly limited other than those described above, and various known materials can be employed.

  FIG. 4 is a side view showing an example of the use state of the seat according to the present invention, in which the convex portion 2 supports the buttocks and thighs, and the backrest portion 3 supports the back, thereby maintaining the posture. It is a seat that I tried to do. Further, although not shown, if the backrest 3 is formed to have a shape including a phase corresponding to the shape of the spine, the spine can be further closely attached to the backrest 3 and the posture can be kept more natural.

  Next, referring to the plan views of the seating surface 1 shown in FIGS. 1 and 2, the convex portion 2 is provided on the seating surface 1 in parallel with the backrest portion 3. Thereby, one convex part 2 having a substantially band shape or a rod shape when viewed from above can support the buttocks and two thighs. Although not shown, the convex portion 2 may be separated into two or the like so as to support the right and left thighs, but it is better to use one convex portion 2 for handling.

  Further, it is preferable that the position of the convex portion 2 can be adjusted in accordance with the curved surface of the pelvis, and it is particularly preferable that the front and rear positions can be adjusted. Adjustment of the front-rear position is performed by adjusting the convex portion 2 with respect to the seat surface 1 by sliding, or by adopting a detachable convex portion 2 using a hook-and-loop fastener or the like, moving the front-rear position, and furthermore, adjusting the front-rear position of the seat surface 1. Various methods such as adjustment by a slide method can be adopted.

  FIG. 5 shows an example in which the protrusion 2 is made detachable. In this example, the protrusion 2 is not attached. An attaching member for attaching the detachable convex portion to the seat surface is provided, and the convex portion 2 is attached to the seat by connecting the attaching members to each other and fixing the attaching member to the seat surface 1. The method of attaching the convex portion 2 to the seat is not limited to this, and various fixing methods such as a method of connecting or fixing the attaching member also received by the convex portion 2 to the attaching member provided on the seat surface 1 are used. A method may be adopted.

  As described in detail above, according to the present invention, in a chair or a driver's seat of a vehicle, etc., in order to easily sit and stabilize the posture, pay attention to the skeleton including the pelvis and sit in the chair or the driver's seat. For a person who spends a lot of time, it is possible to provide a seat having a posture correcting function, which hardly causes accumulation of fatigue and low back pain caused by taking an unreasonable posture.

It is a figure which shows an example of the basic structure of the seat of this invention, an upper side is a side view and the lower is a top view of a seat surface. It is a figure which shows an example of another basic structure of the seat of this invention, an upper side is a side view and the lower is a top view of a seat surface. It is a figure which shows an example of another basic structure of the seat of this invention, an upper side is a side view and the lower is a top view of a seat surface. FIG. 4 is a side view showing an example of a use state of the seat of the present invention. It is a figure which shows an example of the basic structure of the seat of this invention, an upper side is a side view, the lower is a top view of a seat surface, and the right is a top view which shows an example of a convex part. FIG. 2 is a plan view of a seat surface showing the embodiment of the seat of the present invention. FIG. 2 is a plan view of a seat surface showing the embodiment of the seat of the present invention.

Claims (7)

A seat with a posture correction function,
The part of the seat that comes into contact with the buttocks and thighs when sitting has a convex part formed in accordance with the curved surface of the pelvis,
A seat, wherein the projections support the buttocks and thighs, and the backrest supports the back, thereby maintaining a posture. The seat according to claim 1, wherein the seat is a one-person chair or a chair. The seat according to claim 1, wherein the seat is a chair or a sofa for a plurality of people. The seat according to any one of claims 1 to 3, wherein the seat is a vehicle seat. The seat according to any one of claims 1 to 4, wherein the convex portion is provided on the seat surface in parallel with the backrest portion. The seat according to any one of claims 1 to 5, wherein a position of the projection is adjusted according to a curved surface of a pelvis. The seat according to any one of claims 1 to 6, wherein the projection is detachable.

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