JP3166945U - Leg pelvic cushion - Google Patents

Abstract

An object of the present invention is to provide a beautiful leg pelvis cushion capable of maintaining the whole sitting posture, including how to place legs when sitting, beautifully and correctly. A buttock support portion has a space portion into which a center portion of the buttock fits, and supports the outer peripheral portion of the buttock. The buttock support portions are directed forward from both sides of the buttock support portions. A pair of leg support portions 10d and 10e extending to extend and support the left and right legs, and an elastic band-like cloth as a biasing means for applying a biasing force to narrow the pair of leg support portions 10d and 10e inward. 12 are provided. It is preferable that the pair of leg support portions 10d and 10e have a lower cushioning property than the buttocks support portions 10a, 10b and 10c and be hardened. In addition, a hammock cloth 13 that supports the central part of the buttocks is preferably stretched in the space 11. [Selection diagram] Fig. 1

Description

  The present invention relates to a beautiful leg pelvis cushion that is preferably used to keep a sitting posture beautifully and correctly.

  For example, when working while sitting on a chair in office work, the work may be continued with a bad posture. If the sitting posture is bad, an irregular force acts on the waist and pelvis to increase fatigue, and if this condition lasts for a long period of time, abnormalities in the waist and pelvis occur, causing problems such as back pain. There is a fear.

  Therefore, for example, Patent Document 1 proposes a cushion that keeps the sitting posture beautiful and correct.

JP 2007-289619 A

The cushion according to Patent Document 1 has a pelvic placement part made of a hard elastic body, and a soft elastic body excellent in shock absorption is mounted on the upper surface of the pelvic placement part.
The pelvic placement part is formed in a concave shape so that the sciatica below the pelvis can be pushed in, and in the sitting state, the pelvis is always tightened inward by the repulsive force of the stiff elastic body .
The soft elastic body mounted on the upper surface of the pelvic placement part provides a comfortable sitting comfort without making the pressure of the hard elastic body feel pain because of its excellent shock absorption.
According to the cushion according to Patent Document 1, since the force of tightening the pelvis to the inside is applied from the pelvis placement part to the buttocks by the reaction of the person's own body weight just by sitting, the sitting posture should be kept beautiful and correct to some extent. Can do.

By the way, some people have a habit of sitting with their legs crossed or unconsciously spreading their legs. Even if a person with such a heel uses the cushion according to Patent Document 1, the person sits with his legs crossed or unconsciously spreads his legs.
Sitting with your legs crossed can cause pelvic distortion. In addition, if you sit with your legs spread out, it looks bad and gives a vulgar impression.
Therefore, there is a demand for a cushion that can keep the entire sitting posture including how to place the legs when sitting down beautifully and correctly.

  The present invention has been made in view of the circumstances as described above, and an object thereof is to provide a beautiful leg pelvis cushion that can maintain a beautiful and correct sitting posture including how to put a leg when sitting. It is.

In order to achieve the above object, the leg pelvis cushion according to the present invention is:
A collar support portion that has a space portion into which a central portion of the collar portion is fitted, and supports an outer peripheral portion of the collar portion;
A pair of leg support portions extending forward from both side portions of the buttocks support portion and supporting the left and right leg portions;
A biasing means for applying a biasing force to narrow the pair of leg support portions inward;
(1st device).

  In the present invention, it is preferable that the pair of leg support portions be harder and lower in cushioning than the heel support portions (second device).

  In the present invention, it is preferable that a hammock cloth for supporting the central portion of the collar portion is stretched in the space portion of the collar support portion (third device).

In the beautiful leg pelvis cushion of the present invention, when the heel part is placed on the buttock support part, the center part of the heel part is fitted into the space part of the buttock support part, and the outer peripheral part of the buttock part is supported by the buttock support part. At this time, the force of tightening the pelvis to the inside is applied from the buttocks support portion to the buttocks due to the reaction of the person's own body weight. In this way, the pelvis is tightened inward just by sitting, and the sitting posture is kept beautiful and correct.
In addition, a biasing force that narrows the leg support portions inward is applied to the pair of leg support portions that support the left and right leg portions by the biasing means. Thereby, the force which closes a left and right leg part inside is added to a left and right leg part from a pair of leg part support part. In this way, just sitting down will naturally close the legs, making it difficult to assemble the legs, and keeping the legs beautiful and correct.
According to the beautiful leg pelvic cushion of the present invention, a force to tighten the pelvis inward is applied from the buttocks support part to the buttocks, and a force to close the left and right legs inward from the pair of leg support parts to the left and right legs. In addition, the entire sitting posture, including how to place the legs when sitting, can be kept beautiful and correct.

  By adopting the configuration of the second device, the left and right leg portions can be more stably held when the left and right leg portions are closed inward by the pair of left and right leg support portions.

  By adopting the configuration of the third device, the buttock is supported more stably, and the amount of sunk depression of the buttock relative to the buttock supporter can be defined.

1 is an overall perspective view of a beautiful leg pelvis cushion according to an embodiment of the present invention. The use leg figure of the beautiful leg pelvis cushion of this embodiment, the figure seen from the buttocks side The use leg figure of the beautiful leg pelvis cushion of this embodiment, the figure seen from the leg part side

  Next, specific embodiments of the beautiful leg pelvis cushion according to the present invention will be described with reference to the drawings.

<Description of schematic structure of the leg pelvic cushion: see FIGS. 1 and 3>
As shown in FIG. 3, the beautiful leg pelvic cushion 1 of the present embodiment is laid on the upper surface of the seat 2 a of the chair 2, and extends from the human buttocks 3 to the left and right legs (thighs) 4, 4 ′. It is used so as to support it.
As shown in FIG. 1, the beautiful leg pelvis cushion 1 of the present embodiment includes a substantially U-shaped cushion body 10 opened forward in a plan view.

<Description of cushion body: see Fig. 1>
The cushion body 10 is formed by filling a cushion member into an outer cover having a tube structure, and having a cross section having an elliptical bulge. The upper half of the cushion body 10 is covered with a raised fabric that is soft to the touch, and the lower half of the cushion body 10 is covered with a mesh material that is excellent in air permeability.

<Explanation of the buttocks support portion: see FIG. 1>
The cushion main body 10 includes a rear heel support portion 10a, a left heel support portion 10b, and a right heel support portion 10c that support the rear portion, the left portion, and the right portion of the heel portion 3, respectively. These flange support portions 10 a, 10 b, and 10 c are integrally connected to support the outer peripheral portion of the flange portion 3.
In the cushion body 10, a space portion 11 into which the central portion of the heel portion 3 is fitted is formed between the rear heel portion support portion 10 a, the left heel portion support portion 10 b, and the right heel portion support portion 10 c.

<Description of leg support: see FIG. 1>
Further, the cushion body 10 includes a left leg support portion 10d integrally extending forward from the left heel support portion 10b and a right side integrally extending forward from the right heel support portion 10c. Leg support portion 10e. The pair of left and right leg support parts 10d and 10e support the left and right leg parts 4 and 4 'so as to wrap from the outside to the inside.

<Comparison of cushioning properties of the heel support and the leg support: see FIG. 1>
In the flange support portions 10a, 10b, and 10c, as the cushion member filled in the exterior cover, for example, a resin foam material having flexibility such as a low-resilience urethane foam is preferably used.
On the other hand, in the leg support portions 10d and 10e, as a cushion member filled in the exterior cover, for example, a pipe core made of polyethylene resin having appropriate hardness and cushioning properties and excellent air permeability is suitable. Used for.
In this way, the leg support portions 10d and 10e have a lower cushioning property and harder than the heel support portions 10a, 10b and 10c, so that the left and right leg portions 4 and 4 are formed by the pair of left and right leg support portions 10d and 10e. When closing 'to the inside, the left and right legs 4, 4' can be held more stably.

<Description of biasing means: see FIG. 1>
The left leg support part 10d and the right leg support part 10e are connected by an elastic band-like cloth 12 formed by knitting elastic rubber. This stretchable belt-like cloth 12 functions as an urging means for applying an urging force that narrows the pair of left and right leg support portions 10d, 10e inward.

<Description of hammock cloth: see FIG. 1>
A hammock cloth 13 is stretched in the space 11 of the cushion body 10. The hammock cloth 13 supports the center part of the collar part 3 and is provided so as to connect the rear collar part support part 10a, the left collar part support part 10b, the right collar part support part 10c, and the stretchable belt-like cloth 12. Yes.
In this manner, the hammock cloth 13 is stretched in the space portion 11 of the cushion body 10, so that the heel portion 3 can be supported more stably and the sinking amount of the heel portion 3 with respect to the cushion body 10 can be defined.
The hammock cloth 13 is provided with a vent hole 13a so that the heel part 3 is not easily stuffy even if sitting for a long time.

<Explanation of effects: see FIGS. 1, 2, and 3>
In the beautiful leg pelvis cushion 1 of the present embodiment, when the heel part 3 is placed on the heel part support parts 10a, 10b, and 10c constituting the cushion body 10, the center part of the heel part 3 is fitted into the space part 11 (see FIG. 1). The outer peripheral portion of the flange portion 3 is supported by the flange portion support portions 10a, 10b, and 10c. At this time, as shown in FIG. 2, forces Fa and Fa for tightening the pelvis to the inside are applied to the buttocks 3 from the buttocks support parts 10a, 10b, and 10c by the reaction of the weight W of the sitting person. In this way, the pelvis is tightened inward just by sitting, and the sitting posture is kept beautiful and correct.
Further, the pair of leg support portions 10d and 10e that support the left and right leg portions 4 and 4 'has an elastic band-like cloth 12 that has an urging force to narrow the leg support portions 10d and 10e inward (see FIG. 1). Is granted by. As a result, as shown in FIG. 3, forces Fb and Fb for closing the left and right leg portions 4 and 4 'inward are applied to the left and right leg portions 4 and 4' from the pair of leg portion support portions 10d and 10e. . In this way, the knees of the leg portions 4 and 4 'are naturally closed just by sitting down, making it difficult to assemble the legs and keeping the legs beautifully and correctly.
According to the beautiful leg pelvis cushion 1 of the present invention, the forces Fa and Fa (see FIG. 2) for tightening the pelvis inward are applied to the buttocks 3 from the buttocks support parts 10a, 10b and 10c, and the left and right leg parts 4 and 4 ' Since the force Fb, Fb (see FIG. 3) for closing the inside is applied to the left and right leg parts 4, 4 'from the pair of leg part support parts 10d, 10e, the sitting including how to place the legs when sitting The entire posture can be kept beautiful and correct.

  As described above, the beautiful leg pelvis cushion of the present invention has been described based on one embodiment, but the present invention is not limited to the configuration described in the above embodiment, and the configuration is appropriately changed without departing from the spirit thereof. Is something that can be done.

  The beautiful leg pelvis cushion of the present invention has the characteristic that the entire sitting posture including how to place the legs when sitting is beautiful and correct, so that the rug laid on the chair in the office or home It can use suitably for a use.

DESCRIPTION OF SYMBOLS 1 Leg leg pelvic cushion 3 Hip part 4,4 'Leg part 10 Cushion body 10a Rear side hip part support part 10b Left side hip part support part 10c Right side hip part support part 10d Left leg part support part 10e Right leg part support part 11 Space part 12 Elastic band Cloth 13 Hammock cloth

Claims (3)

A collar support portion that has a space portion into which a central portion of the collar portion is fitted, and supports an outer peripheral portion of the collar portion;
A pair of leg support portions extending forward from both side portions of the buttocks support portion and supporting the left and right leg portions;
A biasing means for applying a biasing force to narrow the pair of leg support portions inward;
A beautiful leg pelvis cushion characterized by comprising.   2. The beautiful leg pelvis cushion according to claim 1, wherein the pair of leg support portions has a cushioning property lower than that of the buttocks support portion and is hardened.   The beautiful leg pelvis cushion according to claim 1, wherein a hammock cloth that supports a central portion of the buttock is stretched in the space portion of the buttock support portion.

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