JPH10234417A - Shoe insole structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable well-balanced walk. SOLUTION: A shoe insole body 11 is formed to have at least a base end thin wall part in tight contact with a thenar B1 at the calcaneus, an intermediate thick wall part 16 extending over an area from a sharp inclined part 14 formed along the curvature of a thenar B2 at the front of the calcaneus to a gradually inclined part 15 formed along the curvature of a thenar B4 at the base end of the os metatarsale, and a front end thin wall part 17 in tight contact with thenars B6 , to B7 over an area from the intermediate part of the os metatarsale to the base end of the coxal bone. In addition, the center of the intermediate thick wall part 16 of the shoe insole body 11 in an area extending from the front end of the wedge bone to the approximate center of the os metatarsale is formed to have a bulged part 18 of approximately elliptical shape positioned back and forth along a lengthwise direction. Also, the the bottom surface of the shoe insole body 11 where a thenar B5 of the inner wedge bone is positioned, is curved with the inner end having the highest degree of curvature along an upward direction and the curved part gradually made low toward the center, thereby enabling the thenar B to be kept in tight contact with the insole of a shoe.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an insole structure for shoes, and more particularly, to a shoe with an insole at the time of walking to integrate the foot and the shoe during walking, thereby achieving a balanced and proper walking. The present invention relates to an insole structure for shoes that can be made.

[0002]

2. Description of the Related Art When walking, running, and jumping with two feet on the ground,
It is necessary to always keep a balance between the front, rear, left and right directions and the vertical direction.

[0003] Despite playing a role as a base of the whole body in maintaining such balance, human feet have received little attention.

[0004] In addition, human beings have different body shapes, and when the mechanical structure of the body is distorted, a balance disorder that deviates from a standard balance state is caused. It causes physical disability, and it is becoming known that the state of contact with the soles of the feet is deeply related to the distortion of the whole body.

[0005] For this reason, shoe insoles of various structures have conventionally been provided with the aim of improving the balance when the sole of the foot lands, or integrating the foot with the shoe during walking. ing.

[0006]

However, none of the conventional shoe insoles are in close contact with the soles of the feet in an accurate sense, and the unbalance on the body when walking is reduced. There has been a disadvantage that a structure capable of surely correcting is not provided.

The present invention has been made in view of the above-mentioned problems encountered in conventional products, and has as its object to provide a shoe insole structure in which a foot can be integrated with a shoe during walking to enable a balanced and correct walking. There is a purpose.

[0008]

DISCLOSURE OF THE INVENTION The present invention has been made to achieve the above-mentioned object, and its structural features include a proximal thin portion which is in close contact with the sole of the calcaneus, and a distal end of the calcaneus. From a steep slope sloped up front to follow the curved surface of the sole of the part, to a gentle slope sloped slightly forward and downward to follow the curved surface of the sole at the base end of the metatarsal bone At least a middle thick part and a thin part at the tip that is in close contact with the sole from the middle part of the metatarsal to the base part of the base phalanx are formed to form an insole body. At the central portion of the central thick portion extending from the distal end portion to a substantially intermediate portion of the metatarsal bone, a bulged portion having a substantially elliptical shape whose longitudinal direction is located back and forth is further provided, and a medial wedge bone On the bottom part of the insole body where the sole of the part is located, Degree of curvature is highest, lies in the provision of the bending portion gradually decreases toward the center.

In the present invention, the insole main body may include a core material provided with a curved surface corresponding to the bulging portion and the curved portion in addition to the base thin portion, the central thick portion, and the distal thin portion. The upper covering material provided along the upper surface of the core material and the lower covering material provided along the lower surface of the core material are integrally formed by bringing the lower covering material into close contact with each other. In addition to
It may be formed integrally using a synthetic resin material.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view of a preferred embodiment of the present invention, FIG. 2A is a vertical sectional view taken along line AA in FIG. 1, FIG. 2B is a vertical sectional view taken along line BB in FIG. ) Is a vertical sectional view taken along the line CC, (d) is a vertical sectional view taken along the line DD,
(E) is a longitudinal sectional view taken along the line E-E, and FIG. 3 is an enlarged explanatory view of a main part of FIG. 2 (E).

According to these figures, as shown in FIG. 4, after the shoe S such as a pump is laid on the inner bottom of the shoe S, the sole B of the foot F sent into the shoe S is placed thereon. The main body 11
For example, a core material 12 formed using a cork material or the like, and an upper covering material 21 formed using a thin piece of leather or synthetic leather, which is provided along the upper surface 12a of the core material 12,
A lower covering material 2 formed by using a thin piece of leather, synthetic leather, or the like, which is also covered along the lower surface 12b of the core material 12.
5 are brought into close contact with each other and integrally joined to form the whole.

[0012] Of this, the core 12 includes a flat proximal thin section 13 which closely sole B ₁ of the heel bone site in the paw F shown in FIG. 4, the sole B ₂ of the distal end portion of the calcaneus curved mainly wedge led to the gentle slope portion 15 is inclined forwardly downward so as to extend along the proximal end portion of the curved surface of the sole B ₄ metatarsal from steep slope 14 is inclined in the previous uplink so as to extend along the flat thin edge closely to the sole B ₆ extending between the central thick portion 16 closely to the sole B ₃ of the bone site and cubic bone site, and the middle section of the metatarsal in the proximal portion of the proximal phalanx And at least a portion 17.

In this case, the base thin portion 1 of the core 12
As shown in FIG. 2 (d), 3 has a flat flaky mounting surface 13b in which the outer peripheral edge 13a is the thinnest.

The lower surface 1 of the core material 12 in which the sole B ₃ of the inner wedge-shaped bone portion is located in the central thick portion 16 of the core material 12
2b, the inner edge 16 is formed as shown in FIG.
A curved portion 19 having the highest degree of upward curvature at a and gradually decreasing toward the center is formed.

As shown in FIG. 2 (c), the outer edge 16b is formed to have a sufficiently large thickness, and the lower surface 12b reaching the inner edge 16a is slightly upwardly curved. It is formed with a curved surface of a shape.

Further, as shown in FIG. 2E, the entire central thick portion 16 in the length direction is located between the steep slope portion 14 and the gentle slope portion 15, and has a substantially uniform thickness. It is formed with the thickness of.

In addition, the central thick portion 16 of the core member 12 which is in close contact with the soles B _{4 to} B ₅ from the distal end portion of the wedge-shaped bone to the substantially intermediate portion of the metatarsal bone has its length. A bulging portion 18 having a substantially elliptical dome shape with the direction positioned back and forth is provided.

In this case, the bulging portion 18 is formed as shown in FIG.
(E) As shown in FIG. 3 and FIG. 3, an appropriately shaped member separately formed using the same material as the central thick portion 16 is later attached to a predetermined position of the central thick portion 16 to be formed. In addition, although not shown, the central thick portion 16 may be integrally formed. Incidentally, with respect to the central thick portion 16 about the area and the curved surface shape and the height occupied by swollen portion 18, in relation to the concrete of the arch portion curved surfaces and the width of the individual foot B ₃ .about.B ₅ It can be set under an appropriate shape determined.

Further, the tip thin portion 17 of the core 12
As shown in FIG. 2A, the outer peripheral edge 17a is formed to have a flat flaky mounting surface 17b in which the outer peripheral edge 17a is the thinnest, and the distal end edge 17c has a proximal end portion of the proximal phalanx. position foot B ₇ to the length to reach is in, in particular are formed with a length that protrudes approximately 8mm back and forth in the toe side.

In the insole main body 11, the bulge 18
It is desirable to attach an appropriate fastening piece 28 detachably fastened to the inner bottom of the shoe S at the bottom surface portion where
In particular, it is preferable to use, as the fastening piece 28, an attachment tape formed by arranging the hook tape piece 28a on the bottom face portion and the loop tape piece 28b on the facing portion of the inner bottom of the shoe S, respectively.

In the above description, the core material 12, the upper covering material 21, and the lower covering material 25 are joined to each other and integrated to form the insole body 11, for example. The whole may be provided integrally with a necessary curved surface by an appropriate forming means, such as by integrally molding the whole with a synthetic resin material using a mold. In this case, as the synthetic resin material, for example, an appropriate material suitable as an insole material determined in consideration of elasticity, durability, and the like can be used, such as polyethylene, polycarbonate, and soft vinyl chloride.

In the illustrated example, the tip thin portion 17
B whose distal edge 17c is located at the proximal end of the proximal phalanx
₇ , that is, the length that reaches the base of the thumb or the base of the little finger, because the shoes S are tapered pumps. For example, the shoes S may be used as sneakers or business shoes for men. If the part is relatively wide, the insole body 11 leading edge 17c has granted a length reaching the sole B ₈ located toes F in FIG. 4 of the thin edge portion 17 is used become.

Since the present invention is constructed in this way, when using it, first, the insole body 11
Are laid on the inner bottom of the shoe S via the fastening material 28 so that no positional shift occurs.

Next, the foot F is put in the shoe S, the foot B is placed on the insole main body 11, and then walking is started.

As shown in FIG. 4, when walking, the sole B ₁ is attached to the base thin portion 13 of the insole body 11 by the sole B _2.
To but steep slope 14, the sole B ₃ .about.B ₅ the central thick portion 16
Furthermore, as a result of the soles B ₆ being in close contact with the thin end portions 17, the foot F and the shoe S are very naturally integrated through the insole body 11.

In addition, the central thick portion 16 which is in close contact with the soles B _{4 to} B ₅ is provided with a substantially elliptical dome-shaped bulging portion 18 whose longitudinal direction is located forward and backward. As a result, the corresponding arch portion can be more securely brought into close contact with the central thick portion 16, so that the foot F and the shoe S can be integrated under a more preferable state.

Furthermore, on the lower surface 12b site of the core 12 In the central thick portion 16 is the sole B ₃ of medial cuneiform bone site located, the highest curvature upward at the inner edge 16a, the central portion Since the curved portion 19 is formed so as to be gradually lowered toward the arch, the arch can be brought into close contact with the arch in a more preferable state.

Further, the side of the outer edge 16b located at the central thick portion 16 is formed with a sufficiently large thickness, and a lower surface 12b extending from the outer edge 16b to the inner edge 16a is formed as follows.
Since it is formed with a curved surface of a suitable shape curved slightly upward, the entire sole B is balanced with the inner sole of the shoe S,
That is, it is possible to stand vertically by contacting the ground.

By integrating the foot F and the shoe S via the insole main body 11 in this way, a normal walking with a smooth weight shift and a well-balanced walking can be achieved while supporting a weak part of the skeleton of the foot. It is possible to effectively contribute to improvement of various symptoms caused by body deformation such as knee pain, low back pain, and stiff shoulders, in addition to deformation of toes such as valgus and valgus.

[0030]

As described above, according to the present invention, when the insole body is laid on the inner sole of the shoe, the foot is inserted, and when the foot is placed on the insole body and walking is performed, the sole of the foot is used. Can be brought into close contact with the base thin portion, the central thick portion, and the distal thin portion of the insole body, so that integration of the foot and the shoe can be realized.

Furthermore, since the central thick portion is provided with a bulged portion and a curved portion, the foot and the shoe can be integrated while being closely contacted with the arch portion in a more preferable state. Therefore, it is possible to stand vertically with the entire sole in contact with the ground in a well-balanced manner.

In addition, by integrating the foot and the shoe via the insole body in this way, it is possible to support a weak part of the skeleton of the foot and smoothly move the weight to achieve a balanced and normal walking. In addition to deformation of toes such as valgus and valgus, it can effectively contribute to improvement of various symptoms caused by body distortion such as knee pain, back pain, and stiff shoulders.

When the insole body is integrally formed using an appropriate synthetic resin material, the insole body can be patterned based on the basic form of the sole and mass-produced for each pattern. It can greatly contribute to reduction and its spread.

[Brief description of the drawings]

FIG. 1 is a plan view showing a preferred example of the present invention.

FIG. 2A is a vertical sectional view taken along line AA in FIG. 1;
(B) is a longitudinal sectional view taken along the line BB, (c) is a longitudinal sectional view taken along the line CC, (d) is a longitudinal sectional view taken along the line DD, and (e) is a sectional view taken along the line EE.
It is a line longitudinal cross-sectional view.

FIG. 3 is an explanatory diagram showing an enlarged main part of FIG.

FIG. 4 is an explanatory diagram showing a use state of a preferred example of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 11 Insole main body 12 Core material 12a Upper surface 12b Lower surface 13 Base thin portion 13a Outer edge 13b Mounting surface 14 Steep slope 15 Slow slope 16 Central thick portion 16a Inner edge 16b Outer edge 17 Tip thin portion 17a Outer edge 17b Mounting surface 17c leading edge 18 bulging part 19 curved part 21 upper cover member 25 the lower cover member 28 fastening member 28a hook tape piece 28b loop tape strips F foot B (B ₁ ~B ₈₎ foot S shoe

Claims (4)

[Claims] (1) a proximal thin portion which is in close contact with the sole of a calcaneal region;
A gentle slope that slopes gently forward and downward so as to follow the curved surface of the sole at the base of the metatarsal from a steep slope that slopes up front to follow the curved surface of the sole at the tip of the calcaneus At least a central thick portion extending to a central portion and a thin portion at the tip extending from an intermediate portion of the metatarsal to a proximal portion of the base phalanx and closely contacting with the sole to form an insole body. In the central portion of the central thick portion extending from the distal end portion of the wedge-shaped bone to the substantially intermediate portion of the metatarsal, a swelling portion having a substantially elliptical shape whose longitudinal direction is located forward and backward is further provided. The bottom portion of the insole body where the sole of the medial cuneiform bone is located is provided with a curved portion having the highest degree of curvature above the inner edge and gradually decreasing toward the center. Insole structure for shoes. 2. A core material provided with a curved surface corresponding to the bulging portion and the curved portion in addition to the base thin portion, the central thick portion, and the distal thin portion. The upper covering material provided along the upper surface of the core material and the lower covering material provided along the lower surface of the core material are integrally formed by closely contacting each other. The shoe insole structure according to claim 1. 3. The insole structure for shoes according to claim 1, wherein the insole body is integrally formed using a synthetic resin material. 4. The insole body according to claim 1, further comprising a fastening piece detachably fastened to an inner sole of the shoe at a bottom surface portion where the bulging portion is located. Insole structure for shoes as described.