JPH07116Y2 - Sitting chair - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a normal sitting chair, and more particularly to a normal sitting chair that is lightweight, compact, convenient to carry, and can be used in various ways.

[Background of the invention]

Seiza is an indispensable manner in a Japanese-style room, but it is often very painful to keep sitting in the seiza, especially in the case of a long-term gathering in a Japanese-style room. In order to avoid this pain, some people try to fold a cushion and fold it under the hips to reduce the weight on the legs.
It is unsightly to look at and has the inconvenience of having to care about the eyes. For example, as a dedicated hip tool, Jikkou 48-3
There is 4728 "Cushion". This is one in which a buttocks member 2 is attached to a portion (a cushioning member) 1 corresponding to a usual cushion, near one end, and is designed so that the buttocks member 2 can be folded and stretched for use. However, this "cushion" is too large to carry, and it is heavy and inconvenient, so if you visit another house, if you are given a cushion first, you will be able to stack more cushions on top of it. So it's unsightly and its use is very limited. Furthermore, in this "cushion", in order to adjust the height of the bottom of the hip, the hip must be lifted once and the hip pad member 2 must be folded or stretched, which increases the movement. But there are restrictions on use.

[Purpose and outline of device]

The present invention has been made for the purpose of eliminating such troubles of sitting down and providing a sitting chair suitable for various usages so as not to be noticed by a person.
The seat chair according to the present invention is composed of a rectangular parallelepiped made of a lightweight material having a size that fits under the buttocks between the legs of a human sitting on its back. And all six surfaces are straight planes without irregularities. As the lightweight material used in the present invention, it is desirable to use a material having a certain degree of hardness, such as foamed resin, such as styrofoam, that does not deform even when the buttocks are placed. The three edges of the rectangular parallelepiped are, for example, 19
It is good to have a range from cm × 17 cm × 15 cm to 15 cm × 14 cm × 13 cm, preferably with a size of 15 × 14 × 13 cm,
It was best used under the hips. The sitting chair of the present invention has such a compact size that it is convenient to carry, and it is also a little hip to put it under the hips and change its orientation (height) during use. It can be replaced by just floating it up, and you can use it with confidence because you do not have to make a big movement.

〔Example〕

1 is a plan view of a sitting chair of the present invention, FIG. 2 is a front view,
FIG. 3 is a side view, and FIG. 4 is a perspective view seen from the front side. The sitting chair of the present invention consists of three pairs of straight planes with different areas, namely a small face 1,1 'and a medium face.
It consists of 2,2 'and a large surface 3,3'. Specific dimensions are, for example, in FIG. 4, the ridge X is 15 cm, the ridge Y is 14 cm,
If the ridge Z is 13 cm, the optimum feeling of use can be obtained as described above. Each edge may be lightly rounded or chamfered as shown.

In the case of a sitting chair with the shape shown in the figure, if this is put between both legs and the hips are placed on the small surface 1 (or 1 '), the highest, that is, the load on the legs can be minimized. You can sit lower if you have your hips on the midplane 2 (or 2 ') and the lowest if you have your hips on the big face 3 (or 3'). Even if you do not completely move from such a chair, you can change the surface like this by simply lifting your waist and replacing the rectangular parallelepiped with your hands, so it will not be noticeable. In addition, the three pairs of surfaces are smooth straight surfaces as shown in the figure, and there are no partial protrusions or depressions, so no matter what part of one surface you put your hips on, it is comfortable and comfortable. It can be used easily.

[Effect of device]

As described above, the seat chair according to the present invention is small and lightweight, and has the advantage of being able to adjust the height in three stages. Since it fits under the hip between the seated legs, there is no inconvenience or unsightly appearance. There are features. The sitting chair according to the present invention is small and lightweight, so it is suitable for carrying around, and can be secretly carried in a Japanese style banquet hall or a gathering for a long sitting time, so that the sitting seat suffers significantly. There is an effect that can be reduced. When not in use, it can be stored in a small space without being bulky, so there is no obstacle.

[Brief description of drawings]

 1 is a plan view of a sitting chair according to the present invention, FIG. 2 is a front view thereof, FIG. 3 is a side view thereof, and FIG. 4 is a perspective view seen from the front side. Explanation of symbols 1,1 ′ …… Small surface 2,2 ′ …… Medium surface 3,3 ′ …… Large surface

Claims (1)

[Scope of utility model registration request] 1. A rectangular parallelepiped made of a light-weight material, the size of which is such that it fits under the buttocks between the legs of a sitting person, and three pairs of opposed faces (1,1 ';2,2'; 3, 3 ') has a different area from each of the other two pairs of surfaces, and all six surfaces are straight planes without unevenness.