JP6811495B1 - Outsole and footwear - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an outsole in which the position of a center of gravity is easy to understand and supports stable walking. SOLUTION: The outsole has an outsole plate main body extending from the forefoot region to the heel region of the wearer's foot, and first protrusions and second protrusions provided on the heel region on the bottom surface of the outsole plate main body. Including a protrusion and a third protrusion, the first protrusion is located on the inner instep side of the heel region, the second protrusion is located on the outer instep side of the heel region, and the third protrusion is on the heel. It is located near the center of the area. [Selection diagram] Fig. 1

Description

The present invention relates to an outsole and footwear.

Most of the general shoes used when walking have a flat outsole (sole).

Patent Document 1 describes a flat sole in which a plurality of protrusions are arranged on the entire surface.

Japanese Unexamined Patent Publication No. 2012-200582

However, shoes with a flat outsole touch the ground on the surface, so it is difficult to know where the center of gravity is when touching the ground.

An object of the present invention is to provide an outsole that allows the position of the center of gravity to be easily understood and supports stable walking.

The present invention solves at least one of the above problems, and examples thereof are as follows. That is, the outsole, which is one aspect of the present invention, is provided in the outsole plate main body extending from the forefoot region to the heel region of the wearer's foot and in the heel region on the bottom surface of the outsole plate main body. Including a first protrusion, a second protrusion, and a third protrusion, the first protrusion is arranged on the inner instep side of the heel region, and the second protrusion is on the outer instep side of the heel region. The third protrusion is arranged and is characterized in that it is arranged near the center of the heel region.

The first protrusion and the second protrusion are arranged on the rear end side of the heel region from the third protrusion, and when the first protrusion, the second protrusion, and the vertices of the third protrusion are connected, a triangular shape is formed. It may be.

The first auxiliary protrusion is provided in the heel region on the bottom surface of the outsole plate main body and includes the first protrusion, the second protrusion, and the first auxiliary protrusion and the second auxiliary protrusion which are shorter than the third protrusion. , The second auxiliary protrusion is arranged on the outer instep side of the third protrusion, and the third protrusion, the first auxiliary protrusion, and the second auxiliary protrusion are arranged on the outer instep side of the third protrusion. When the apex of the protrusion is connected, it may be substantially linear.

A fourth protrusion and a fifth protrusion provided in the heel region on the bottom surface of the outsole plate main body are included, and the fourth protrusion is arranged on the inner instep side of the heel region on the forefoot region side. The fifth protrusion is arranged on the outer instep side of the heel region on the forefoot region side, and connects the third protrusion, the fourth protrusion, and the apex of the fifth protrusion to form a triangular shape. You may.

The 6th protrusion and the 7th protrusion provided in the middle foot region of the bottom surface of the outsole plate body are included, the 6th protrusion is arranged on the inner instep side of the middle foot region, and the 7th protrusion is It may be arranged on the outer instep side of the midfoot region.

The 8th protrusion, the 9th protrusion, the 10th protrusion, and the 11th protrusion provided in the forefoot region on the bottom surface of the outsole plate main body are included, and the 8th protrusion is the midfoot region of the forefoot region. The ninth protrusion is arranged on the inner instep side of the side, the ninth protrusion is arranged on the outer instep side of the forefoot region on the side of the middle foot region, and the tenth protrusion is on the front end side of the forefoot region. The eleventh protrusion may be arranged on the inner instep side and may be arranged on the outer instep side on the front end side of the forefoot region.

In addition, another aspect of the present invention may be footwear provided with an outsole.

According to the present invention, it is possible to provide an outsole that allows the position of the center of gravity to be easily understood and supports stable walking.

It is a figure which shows the schematic structure example of the outsole which concerns on this embodiment. It is a figure which shows the schematic structure example of the outsole which concerns on this embodiment. It is a figure which shows an example of the positional relationship between the protrusion of the outsole and the sole of a foot which concerns on this embodiment.

An example of the embodiment of the present invention will be described below with reference to the drawings.

1 and 2 are diagrams showing a schematic configuration example of the outsole 1 according to the present embodiment. FIG. 1 shows the bottom surface 11 of the outsole 1, FIG. 2 (a) shows the side surface of the bottom surface 11 of the outsole 1 as viewed from the inner instep side, and FIG. 2 (b) shows the bottom surface 11 of the outsole 1. .. In this embodiment, the outsole 1 of the left foot is shown. The outsole 1 of the right foot is configured to be symmetrical with the outsole 1 of the left foot.

The outsole 1 has an outsole plate main body 10, a plurality of protrusions 100 (protrusions 101 to 111), and a plurality of auxiliary protrusions 20 (auxiliary protrusions 21 to 26). In the present specification, when the protrusions 101 to 111 are not distinguished, they are referred to as protrusions 100, and when the auxiliary protrusions 21 to 26 are not distinguished, these are referred to as auxiliary protrusions 20. The outsole plate body 10, the plurality of protrusions 100, and the plurality of auxiliary protrusions 20 are integrally molded and attached to the sole of a shoe for use.

The outsole plate main body 10 is a thin-walled plate-shaped member, which is a bottom surface 11 on the ground side, a sole side surface 12 arranged on the sole side of the wearer on the opposite side, and an outer peripheral edge portion of the plate-shaped member. It has a rising portion 13 that rises upward (left side in FIG. 2) along the entire circumference. The lower outer surface of the upper (not shown) of footwear such as sports shoes is fixed to the inner surface of the rising portion 13.

The outsole plate body 10 has a forefoot region 10a, a midfoot region 10b, and a heel region 10c corresponding to the forefoot region, the midfoot region, and the heel region of the wearer's foot, respectively. It extends in the anteroposterior direction from the forefoot region 10a through the midfoot region 10b to the heel region 10c.

A plurality of protrusions 100 are formed on the bottom surface 11 of the outsole plate main body 10. The first protrusion 101 and the fourth protrusion 104 are arranged on the inner instep side of the heel region 10c, the second protrusion 102 and the fifth protrusion 105 are arranged on the outer instep side, and the third protrusion 103 is arranged near the center. The sixth protrusion 106 is arranged on the inner instep side of the midfoot region 10b, and the seventh protrusion 107 is arranged on the outer instep side. The eighth protrusion 108 and the tenth protrusion 110 are arranged on the inner instep side of the forefoot region 10a, and the ninth protrusion 109 and the eleventh protrusion 111 are arranged on the outer instep side.

Specifically, the first protrusion 101 and the second protrusion 102 are arranged on the rear end side of the heel region 10c, and the fourth protrusion 104 and the fifth protrusion 105 are arranged on the midfoot region 10b side. The vertices of the first protrusion 101, the second protrusion 102, and the third protrusion 103, or the vertices of the third protrusion 103, the fourth protrusion 104, and the fifth protrusion 105 are arranged so as to form a triangle. .. Further, the eighth protrusion 108 and the ninth protrusion 109 are arranged on the midfoot region 10b side, and the tenth protrusion 110 and the eleventh protrusion 111 are arranged on the front end side of the forefoot region 10a.

A plurality of auxiliary protrusions 20 are formed on the bottom surface 11 of the outsole plate main body 10. The first auxiliary protrusion 21 is arranged on the inner instep side of the heel region 10c, and the second auxiliary protrusion 22 is arranged on the outer instep side. The third auxiliary protrusion 23 is arranged on the outer instep side of the midfoot region 10b. A fourth auxiliary protrusion 24 is arranged near the center of the forefoot region 10a, a fifth auxiliary protrusion 25 is arranged on the inner instep side, and a sixth auxiliary protrusion 26 is arranged on the outer instep side. The auxiliary protrusion 20 is formed so as to be shorter than the protrusion 100, and serves to assist the protrusion 100.

Specifically, the first auxiliary protrusion 21 is between the first protrusion 101 and the fourth protrusion 104 on the inner instep side of the third protrusion 103, and the second auxiliary protrusion 22 is on the outer instep side of the third protrusion 103. It is arranged between the two protrusions 102 and the fifth protrusion 105. When the vertices of the third protrusion 103, the first auxiliary protrusion 21, and the second auxiliary protrusion 22 are connected, they are arranged so as to form a substantially straight line. The third auxiliary protrusion 23 is arranged between the fifth protrusion 105 and the seventh protrusion 107 on the heel region 10c side. The fourth auxiliary protrusion 24 is arranged between the eighth protrusion 108 and the ninth protrusion 109 on the midfoot region 10b side. The fifth auxiliary protrusion 25 and the sixth auxiliary protrusion 26 are arranged on the front end side of the forefoot region 10a.

The shape of the protrusion 100 is not particularly limited, and is, for example, cylindrical, prismatic, conical, pyramidal, cylindrical, square tubular, or the like. The vertical cross section of the protrusion 100 is, for example, a quadrangular shape, a triangular shape, a polygonal shape, a trapezoidal shape, a special shape having a plurality of convex portions, or the like. The top of the protrusion 100 may be rounded. The protrusion 100 has a height of 2 mm to 8 mm, preferably 4 mm to 6 mm, outward from the bottom surface 11. Further, the plurality of auxiliary protrusions 20 have a height of 1 mm to 7 mm, preferably 2 mm to 4 mm. The height of the auxiliary protrusion 20 is preferably formed to be about 1 mm to 2 mm lower than the height of the protrusion 100.

FIG. 3 is a diagram showing an example of the positional relationship between the protrusion 100 and the auxiliary protrusion 20 of the outsole 1 and the sole of the foot according to the present embodiment. Specifically, the names of the outsole 1 and each part of the sole and the outline of the positional relationship of the foot are shown. In the figure, each part of the sole of the foot, that is, the sole A of the toe (including the thumb, index finger, and middle finger), the thumb ball B (around the bulge at the base of the thumb), and the fingertip ball C (the base of the middle finger). , Small finger ball D (base of small finger), foot sword part E (outer part), arch F (part that does not step on a flat surface even when walking barefoot on flat ground), heel G (heel part) are shown by broken lines. .. In addition, the position of the foot is shown in light color. The plurality of protrusions 100 and the plurality of auxiliary protrusions 20 are arranged in a range corresponding to each portion of the sole of the foot, except for a part.

Specifically, the first protrusion 101 is on the inner instep side on the rear end side of the heel G, the second protrusion 102 is on the outer instep side on the rear end side of the heel G, and the third protrusion 103 is near the center of the heel G. The fourth protrusion 104 is located directly below the boat-shaped bone (around the footstep F), the fifth protrusion 105 is located directly below the cuboid and heel joint (around the foot sword portion E), and the sixth protrusion 106. Is the position of the joint between the 1st metatarsal bone and the medial wedge bone (around the heel F), the 7th protrusion 107 is the position on the cubic bone side in the 5th metatarsal bone (around the heel part E), and the first The 8 protrusions 108 are the positions of the joints of the 1st basal bone and the 1st metatarsal bone (around the thumb ball B) at the base of the thumb, and the 9th protrusion 109 is the 5th basal bone and the 5th metatarsal bone. The position between (around fingertip ball C or small finger ball D), the tenth protrusion 110 is the position of the first distal joint bone of the thumb (around the sole A of the toe), and the eleventh protrusion 111 is the middle finger. It is located between the heels at the position of the distal joint (around the sole A of the toes).

As described above, the first auxiliary protrusion 21 is between the first protrusion 101 and the fourth protrusion 104 on the inner instep side of the heel region 10c, and the second auxiliary protrusion 22 is on the outer instep side of the heel region 10c. Between the 2nd protrusion 102 and the 5th protrusion 105, the 3rd auxiliary protrusion 23 is between the 5th protrusion 105 and the 7th protrusion 107 on the outer instep side of the midfoot region 10b, and the 4th auxiliary protrusion 24 is the forefoot region. Between the 8th protrusion 108 and the 9th protrusion 109 near the center of 10a, the 5th auxiliary protrusion 25 is on the inner instep side of the front end of the forefoot region 10a, and the 6th auxiliary protrusion 26 is outside the front end of the forefoot region 10a. It is located on the instep side.

Next, the action of the outsole 1 will be described. In general, the human walking form is grounded from the outside of the heel, the weight is transferred to the inside of the heel, and then the weight is transferred to the base side of the little finger. Furthermore, the weight is transferred from the base of the little finger to the base of the thumb, and the walking form is kicked out at the base of the thumb.

When the outsole 1 of the present embodiment is applied to this walking mode, the first protrusion 101 and the second protrusion 102 come into contact with the ground when entering from the heel, and then the third protrusion 103 touches the ground. At this time, the first protrusion 101, the second protrusion 102, and the third protrusion 103 come into contact with each other to form a so-called three-point support state and stabilize. When the center of gravity moves outward, the second protrusion 102, the third protrusion 103, and the second auxiliary protrusion 22 come into contact with each other to form a three-point support state. When the center of gravity moves inward, the first protrusion 101, the third protrusion 103, and the first auxiliary protrusion 21 come into contact with each other to form a three-point support state. After that, the third protrusion 103, the fourth protrusion 104, and the fifth protrusion 105 come into contact with each other to form a three-point support state and stabilize. Depending on the condition of the ground contact surface, the first protrusion 101, the second protrusion 102, the third protrusion 103, the fourth protrusion 104, and the fifth protrusion 105 are grounded at the same time.

Subsequently, a plurality of the fourth protrusion 104, the fifth protrusion 105, the sixth protrusion 106, the seventh protrusion 107, the eighth protrusion 108, and the ninth protrusion 109 touch the ground. When the center of gravity moves outward, the fifth protrusion 105, the seventh protrusion 107, and the ninth protrusion 109 form a three-point support state, and when the center of gravity moves inward, the fourth protrusion 104, the sixth protrusion 104, the sixth. The protrusion 106 and the eighth protrusion 108 form a three-point support state and stabilize. At this time, the third auxiliary protrusion 23 and the fourth auxiliary protrusion 24 function to prevent the outsole 1 from bending.

When the center of gravity moves diagonally forward and outward, the seventh protrusion 107, the ninth protrusion 109, and the eleventh protrusion 111 form a three-point support state. When the center of gravity moves diagonally forward and inward, the sixth protrusion 106, the eighth protrusion 108, and the tenth protrusion 110 form a three-point support state. Further, when the center of gravity moves diagonally forward and outward, the ninth protrusion 109, the tenth protrusion 110, and the eleventh protrusion 111 form a three-point support state, and when the center of gravity moves diagonally forward and inward, the eighth protrusion 108 and the tenth protrusion The 110 and the eleventh protrusion 111 form a three-point support state. When the foot separates from the toes, the tenth protrusion 110, the eleventh protrusion 111, and the sixth auxiliary protrusion 26, or the tenth protrusion 110, the fifth auxiliary protrusion 25, and the sixth auxiliary protrusion 26 provide three-point support. Propulsion is created that forms and touches the ground to move forward.

When exercising (more intense exercise than just walking), when moving from the right side to the left side and then to the right side, the second protrusion 102, the third protrusion 103, and the fifth protrusion 105 are three depending on the position of the center of gravity. A point-supported state is formed, and subsequently, the fifth protrusion 105, the seventh protrusion 107, and the ninth protrusion 109, or the seventh protrusion 107, the ninth protrusion 109, and the eleventh protrusion 111 are in a three-point support state. To form. Subsequently, the 9th protrusion 109, the 10th protrusion 110, and the 11th protrusion 111, or the 8th protrusion 108, the 10th protrusion 110, and the 11th protrusion 111 form a state of three-point support and move quickly. be able to.

According to this embodiment, it is possible to provide an outsole 1 in which the position of the center of gravity is easy to understand and supports stable walking.

In the outsole 1, a plurality of protrusions 100 and a plurality of auxiliary protrusions 20 are arranged on the outsole plate main body 10, and no matter which part of the sole of the foot is weighted, a three-point support state can be obtained and the position of the center of gravity can be easily understood. .. In addition, since the outsole 1 has a plurality of protrusions 100 and a plurality of auxiliary protrusions 20 in a state of being supported at three points, stable walking can be performed, quick movements during exercise can be supported, and energy loss can be reduced. it can.

The outsole 1 is stable even when placed in various situations such as on uneven ground, and can walk smoothly. Further, since the outsole plate main body 10 can be made thin because the plurality of protrusions 100 and the plurality of auxiliary protrusions 20 are provided, the weight of the footwear can be reduced.

In the outsole 1, a plurality of protrusions 100 and a plurality of auxiliary protrusions 20 can be arranged at positions corresponding to the acupuncture points on the sole of the foot, and health can be promoted during walking.

The outsole 1 can be used for various types of footwear such as training, mountain climbing, cross-country skiing, aero (Latin Zumba) / hip hop, walking, and acupressure.

Although the embodiments of the present invention have been described above, the embodiments described above do not limit the invention according to the claims. Based on the above description, those skilled in the art may easily conceive of additional effects and various modifications of the present invention, but the embodiments of the present invention are not limited to the above-described embodiments. .. Various additions, changes and partial deletions are possible without departing from the conceptual idea and purpose of the present invention derived from the contents defined in the claims and their equivalents.

1: Outsole, 10: Outsole plate body, 10a: Forefoot area, 10b: Midfoot area, 10c: Heel area, 11: Bottom surface, 12: Sole side surface, 13: Rising part, 20: Multiple Auxiliary protrusion, 21: 1st auxiliary protrusion, 22: 2nd auxiliary protrusion, 23: 3rd auxiliary protrusion, 24: 4th auxiliary protrusion, 25: 5th auxiliary protrusion, 26: 6th auxiliary protrusion, 100: Multiple protrusions , 101: 1st protrusion, 102: 2nd protrusion, 103: 3rd protrusion, 104: 4th protrusion, 105: 5th protrusion, 106: 6th protrusion, 107: 7th protrusion, 108: 8th protrusion, 109 : 9th protrusion, 110: 10th protrusion, 111: 11th protrusion, A: sole of toe, B: thumb ball, C: fingertip ball, D: small finger ball, E: foot sword part, F: heel , G: Heel

Claims (5)

The outsole plate body that extends from the forefoot area to the heel area of the wearer's foot,
The outsole plate includes a first protrusion, a second protrusion, and a third protrusion provided in the heel region on the bottom surface of the main body.
The first protrusion is arranged on the inner instep side of the heel region.
The second protrusion is arranged on the outer instep side of the heel region.
The third protrusion is arranged near the center of the heel region.
The first protrusion and the second protrusion are arranged on the rear end side of the heel region from the third protrusion, and when the first protrusion, the second protrusion, and the vertices of the third protrusion are connected, a triangular shape is formed. Next,
It is provided in the heel region on the bottom surface of the outsole plate body, and includes the first protrusion, the second protrusion, and the first auxiliary protrusion and the second auxiliary protrusion that are shorter than the third protrusion.
The first auxiliary protrusion is arranged on the inner instep side of the third protrusion.
The second auxiliary protrusion is arranged on the outer instep side of the third protrusion.
When the third protrusion, the first auxiliary protrusion, and the apex of the second auxiliary protrusion are connected, the shape becomes substantially linear.
Depending on the weight shift, at least the first protrusion, the second protrusion, and the three protrusions of the third protrusion, the second protrusion, the third protrusion, and the three protrusions of the second auxiliary protrusion, or The outsole is configured to be grounded and supported by the three protrusions of the first protrusion, the third protrusion, and the first auxiliary protrusion . The outsole according to claim 1 .
Including the fourth protrusion and the fifth protrusion provided in the heel region on the bottom surface of the outsole plate main body.
The fourth protrusion is arranged on the inner instep side of the heel region on the forefoot region side.
The fifth protrusion is arranged on the outer instep side of the heel region on the forefoot region side.
An outsole characterized in that when the vertices of the third protrusion, the fourth protrusion, and the fifth protrusion are connected to form a triangular shape. The outsole according to claim 2 .
Includes 6th and 7th protrusions provided in the midfoot region on the bottom surface of the outsole plate body.
The sixth protrusion is arranged on the inner instep side of the midfoot region.
The outsole is characterized in that the seventh protrusion is arranged on the outer instep side of the midfoot region. The outsole according to claim 3 .
Including the eighth protrusion, the ninth protrusion, the tenth protrusion, and the eleventh protrusion provided in the forefoot region on the bottom surface of the outsole plate main body.
The eighth protrusion is arranged on the inner instep side of the forefoot region on the side of the midfoot region.
The ninth protrusion is arranged on the outer instep side of the forefoot region on the side of the midfoot region.
The tenth protrusion is arranged on the inner instep side on the front end side of the forefoot region.
An outsole characterized in that the eleventh protrusion is arranged on the outer instep side of the front end side of the forefoot region. Footwear having the outsole according to any one of claims 1 to 4 .

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