JP3070556U - Insole of footwear - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a foot without irritation and to alleviate the stimulation of the sole or the impact on the sole regardless of long-term use. An insole for footwear including an insole body and a bulging member protruding upward from the insole body. The insole body is formed by overlapping two members 2 and 3 obtained by slicing the insole forming material up and down. A through hole 2a is made in a portion of the upper member 2 including at least one of a place where the sole is to be stimulated and a place where the impact given to the sole can be reduced. The swelling member 4 is disposed on the upper surface of the lower member 3, and the upper surface of the swelling member 4 is covered by the covering member 5. The peripheral edge of the covering member 5 is
a, which is sandwiched between the peripheral portion and the lower member 3 and is fixed to at least the peripheral portion of the through hole 2a of the upper member 2.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to the insole of footwear.

[0002] In the present specification, the insole means both one that is used by being inserted into footwear and one that is used by being attached to an outsole or an inside shoe.

[0003]

[Prior art]

 In order to stimulate the sole of the foot for health promotion or to reduce the impact on the sole, between the synthetic leather front sheet-like member and the cotton canvas sole sheet-like member adhered to the lower surface of the member. An insole having a sandwiched elastic foam swelling member is known.

However, in this insole, a swelling member for stimulating the sole of the foot is sandwiched between the front sheet-like member and the back sheet-like member and is pressed down by both members. There is a problem that the intended purpose cannot be achieved because the thickness of the bulging portion becomes thin and loses elasticity.

Therefore, an insole (20) as shown in FIG. 4A is used. The midsole (20) comprises a two-layer laminate formed by two sheet-like members (21) and (22). The upper sheet-like member (21) is made of, for example, fiberboard, and the lower sheet-like member (22) is made of, for example, cotton sail. A through hole (21a) having a predetermined size is formed in the upper sheet-like member (21) at a place where the sole should be stimulated and a place where the impact on the sole can be reduced. A swelling member (23) swelling upward from the through hole (21a) of the upper sheet member (21) is disposed on the upper surface of the sheet member (22). The upper surface of the swelling member (23) is covered with a covering member (24), and the periphery of the covering member (24) is formed by the periphery of the through hole (21a) of the upper sheet-like member (21) and the lower sheet-like member (22). ) And is fixed to the periphery of the through hole (21a) of the upper sheet-like member (21). The sheet members (21) and (22) are sewn to each other with a thread (T).

[0006] The bulging member (23) is composed of a lower cardboard portion (23b) and an upper elastic foam portion (23a).

[0007]

[Problems to be solved by the invention]

 In the above-mentioned conventional midsole, the thickness of the upper sheet-like member (21) is large, so that the burrs indicated by reference numeral (21b) in FIG. 4 are large. Then, there is a problem that the burrs (21b) come into contact with the soles of the feet, causing discomfort.

When a cotton cloth or the like is used as the second sheet-like member (22), as shown in FIG. 4B, the second sheet-like member (22) is compressed and the swelling member (23) is used for a long time. ) Sinks, and there is a problem that the swelling member (23) cannot stimulate the sole or reduce the impact applied to the sole.

[0009] An object of the present invention is to solve the above-mentioned problems, and to solve the above-mentioned problems, and to provide an insole for footwear which does not cause discomfort and which can relieve the impact on the sole or the sole of the foot regardless of long-term use. Is to provide.

[0010]

[Means for Solving the Problems]

 In order to solve the above-mentioned problem, the insole according to the present invention is a midsole of footwear including an insole body and a swelling member projecting upward from the insole body, wherein the insole body includes an insole forming material. It is formed by superimposing two members obtained by slicing up and down on each other, and at least one of a place on the upper part where the sole should be stimulated and a place where the impact on the sole can be reduced can be provided. A through hole is made in a portion including the upper member, the swelling member is disposed on the upper surface of the lower member, and the upper surface of the swelling member is covered by the covering member. And a lower member, and is fixed to at least a periphery of the through hole of the upper member.

[0011]

[Embodiment of the invention]

 Hereinafter, embodiments of the present invention will be described with reference to the drawings.

FIG. 1 and FIG. 2 show the insole of the footwear according to the first embodiment of the present invention.

The insole (1) is used by being attached to the outsole of the sandal (S), and comprises an upper first sheet member (2) and a lower second sheet member ( 3) is provided with an insole body composed of a two-layer laminate bonded to each other.

A through hole (2a) is formed in the first sheet-like member (2) from a portion corresponding to the arch of the foot to a portion closer to the toe.

[0015] A swelling member is provided on a portion of the upper surface of the second sheet member (3) corresponding to the first sheet member (2). The swelling member (4) has substantially the same shape as the hole (2a) of the first sheet-like member (2) when viewed from above, and includes an elastic foam member (4a) and an elastic foam member. (4a) and a cardboard member (4b) arranged below. The upper surface of the swelling member (4a) is covered with a covering member (5). The periphery of the covering member (5) slightly protrudes from the periphery of the bulging member (4). The swelling member (4) has an arch-shaped cross section in which the lower surface is flat and the upper surface swells upward, and the upper surface is bonded to the lower surface of the covering member (5) with an adhesive.

The peripheral portion of the covering member (5) is sandwiched between the peripheral portion of the hole (2a) of the first sheet-like member (2) and the second sheet-like member (3), and the first sheet-like member The peripheral portion of the hole (2a) of (2) and the corresponding portion of the second sheet-like member (3) are sewn with a thread (T), and the hole (2a) of the covering member (5) is sewn. The bulging member (4) and the portion other than the portion sandwiched between the peripheral edges protrude upward from the hole (2a).

As shown in FIG. 3, the first sheet-like member (2) and the second sheet-like member (3) have a thickness corresponding to the thickness of the insole (1) excluding the bulging portion, that is, the thickness of the insole body. The laminated body forming material (F2) obtained by punching the formed sheet-like member (F1) into the shape of the insole body is sliced up and down by an appropriate slice means.

If the first sheet-like member (2) and the second sheet-like member (3) are formed as described above, the first sheet-like member (2) and the second sheet-like member (3) can be There is no difference in the shape when viewed.

Typical examples of the material forming the first sheet-like member (2) and the second sheet-like member (3) include a fiber board and a leather board. In addition, synthetic leather, PVC leather and artificial leather having appropriate thickness can be used. In synthetic leather, PVC leather, and artificial leather, for example, a base fabric portion formed of a nonwoven fabric is sliced up and down. Further, the first sheet-shaped member (2) and the second sheet-shaped member (3) may be formed of a suitable synthetic resin.

It is preferable to use a material according to the application as the covering member (5). It is preferable to use a fabric having excellent sweat absorption properties, for example, a fabric made of porous hollow fibers or a fabric made of a blended yarn of polyester and cotton. Further, the covering member (5) may be made of a material having excellent antibacterial properties, for example, a fabric made of fibers in which ceramic containing an antibacterial metal is kneaded, or a fabric whose surface is coated with an antibacterial agent. Further, a member having a non-slip property, for example, a raised cloth or a knit may be used for the covering member (5).

Although the first sheet-like member (2) and the second sheet-like member (3) are sewn to each other at the peripheral part at the above-mentioned insole, they may be bonded with an adhesive. In addition, instead of sewing the peripheral portion of the covering member (5), only the peripheral portion of the hole (2a) of the first sheet-like member (2) or the second sheet-like member (3) is bonded with an adhesive. May be. Note that the bulging member (4a) and the covering member (5) do not necessarily need to be bonded.

Further, the first sheet-like member (2) and the second sheet-like member (3) are obtained by slicing the laminated body forming material having the thickness of the middle bottom excluding the bulging portion up and down, and Alternatively, it may be formed by punching.

As described above, in the midsole of the present invention, the first sheet-like member and the second sheet-like member are formed by slicing the laminate-forming material up and down, so that two laminate-forming members are formed. There is no need to prepare, and the bottom of the present invention is excellent in material efficiency.

The place where the swelling portion is arranged is not limited to the place in the above embodiment, but may be any place where the sole should be stimulated or a place where the impact given to the sole can be reduced. The number of bulging portions is not limited to one, but may be two or more. In addition, the bulging portions are relatively large in the above embodiment, but the size is not limited to this, and may be larger or smaller than that of the above embodiment.

When the inner bottom (1) of the present invention is adhered to the inner bottom or the inside, a sheet-like member made of a material having good adhesive impregnating property such as gauze is attached to the lower surface of the inner bottom (1). It is good to attach.

[0026]

[Effect of the invention]

 According to the insole of the footwear of the present invention, the insole body is formed by superimposing two members obtained by slicing the material for forming the insole up and down on each other. A through hole is formed in a portion including at least one of a place to be stimulated and a place where the impact on the sole can be alleviated, and a swelling member is provided on an upper surface of a lower member, and a swelling member. Since the upper surface is covered with the covering member, and the peripheral portion of the covering member is sandwiched between the peripheral portion of the through hole of the upper member and the lower member and is fixed to at least the peripheral portion of the through hole of the upper member, The burrs at the periphery of the through hole of the above member are reduced and do not contact the sole of the foot, so that discomfort does not occur on the sole.

[0027] Further, since the insole body is formed of an insole forming material having a rigidity capable of being sliced into upper and lower portions, the thickness of the lower member does not become thin due to prolonged use. The swelling member does not sink. Therefore, even if the insole is used for a long time, it is possible to alleviate the impact on the sole or the impact on the sole.

[Brief description of the drawings]

FIG. 1 is a perspective view of a midsole of footwear according to a first embodiment of the present invention.

FIG. 2 is a sectional view taken along line II-II in FIG.

FIG. 3A is a schematic perspective view of an insole forming material, and FIG.
FIG. 4 is a schematic perspective view showing a state in which the first sheet member and the second sheet member are sliced, and FIG. 4C is a schematic perspective view of the first sheet member and the second sheet member.

FIG. 4 (a) is a diagram corresponding to FIG. 2 in a conventional midsole,
(B) is a figure corresponding to FIG. 2 after long-time use.

[Explanation of symbols]

 (1) Insole (2) First sheet member (2a) Through hole (3) Second sheet member (4) Swelling member (5) Covering member (F1) Insole forming member

Claims (1)

[Utility model registration claims] 1. An insole comprising an insole body and a swelling member projecting upward from the insole body, wherein the insole body is obtained by slicing an insole forming material up and down. A swelling member formed by overlapping the members with each other; and Is disposed on the upper surface of the lower member, and the upper surface of the bulging member is covered by the covering member, and the peripheral portion of the covering member is sandwiched between the peripheral portion of the through-hole of the upper member and the lower member, and An insole for footwear, which is fixed to a periphery of a through hole of a member.