KR101762709B1

KR101762709B1 - A shoes having shock absorbing structure of mid sole

Info

Publication number: KR101762709B1
Application number: KR1020150175826A
Authority: KR
Inventors: 이진만
Original assignee: 주식회사 피앤디메이트
Priority date: 2015-12-10
Filing date: 2015-12-10
Publication date: 2017-07-28
Also published as: KR20170068853A

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a shoe having a midsole shock absorbing structure, and more particularly, to a shoe having a midsole shock absorbing structure, comprising: an outsole having a strong durability, A midsole formed on an upper portion of the outsole for alleviating an impact applied to the shoe during walking; And an upper member attached to an upper portion of the midsole to define a space for accommodating a user's foot by surrounding the upper region, wherein the midsole comprises: a shock absorbing member provided in a rear portion of the shoe during walking; And a shape structure for generating a forward force in the front section.
According to the shoe having the midsole shock absorbing structure proposed in the present invention, the shoe including the outsole, the midsole, and the upper member is constituted by a structure in which a plurality of grooves are formed in the midsole, Stable ground contact and forward force are generated in sequence, thereby lowering the stable walking and fatigue so that the user can stand for a long time or provide improved comfort and comfort to a person who walks a lot.
Further, according to the present invention, a midsole using polyurethane as a main material is constituted, and a plurality of midsole structures integrated in a pattern in which a plurality of grooves are formed are arranged to have boundaries, thereby facilitating manufacture through a single mold. The manufacturing cost can be reduced and the productivity can be further improved.

Description

[0001] SHOES HAVING SHOCK ABSORBING STRUCTURE OF MID SOLE [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shoe having a midsole shock absorbing structure, and more particularly, to a shoe including an outsole, a midsole, and an upper, wherein a plurality of grooves are formed in a midsole, , A stable ground contact, and a forward force can be generated in succession.

In general, shoes are used to protect their feet, and the design and functions have changed and changed with the changes of the age and fashion. In the modern society, the function of sports shoes is emphasized according to the necessity of sports There was a feeling of airflow and dampness in most of the shoes, and shoes that emphasized safety even further. A general shoe structure generally includes a midsole for cushioning most of the wearer's cushioning effect, an outsole attached to the bottom of the midsole to be in direct contact with the ground and relatively durable, It is made up of upper. In general, these shoes are generally three-step process of walking on the ground during walking, ie, a landing step by a heel, a centering step from a heel to a forefoot, and a step in which the forefoot is advanced by pushing the ground. .

In other words, shoes that are provided for more functional and special purposes beyond simply protecting the feet are becoming trends in the footwear industry, and in recent years, the bottom surface of the shoe has been raised convexly to provide a high exercise effect Shoes that are available are in the spotlight. This type of shoe has been disclosed in the sole footwear shoe of Korean Patent Registration No. 706610. In addition, a plurality of shoes having similar functions and shapes are provided. In the conventional walking shoes, the front portion and the rear portion are spaced apart from the ground surface based on the central region contacting the ground surface in a non-load state. Using such structural characteristics, the wearer performs an aggressive rolling motion The exercise effect is obtained.

In the conventional shoes having the above-described structural characteristics, a strong impact is applied to the foot at the moment when the foot is touched to the ground in walking or running, and the shock not only causes injury of the foot, but also damages the joint of the knee. The impact is also transmitted to the brain, so that it can be adversely affected. Many studies have been carried out to prevent such shocks. Conventionally, in order to absorb an impact, a spring or rubber having elasticity is inserted in the back of the shoe so as to prevent the shock. As another method, a method of using a special material such as a foaming material capable of absorbing a shock of a shoe material has been developed. In addition, an air bag was formed inside the shoe so that the impact of the foot was absorbed as the air bag was deformed. However, the above-described methods have a problem in that the structure of the shoe is complicated and the price of the material is expensive, thus increasing the price of the shoe.

The present invention has been proposed in order to solve the above-mentioned problems of the previously proposed methods, and it is an object of the present invention to provide a shoe including an outsole, a midsole, and an upper, wherein a plurality of grooves are formed in the midsole, A shock absorbing structure, a stable ground contacting and a forwarding force are sequentially generated, thereby lowering the stable walking and fatigue, thereby providing an improved fit and comfort for a person who stays for a long time or who walks a lot The purpose is to provide shoes.

Further, the present invention provides a midsole using polyurethane as a main material, and is configured to have a boundary with a plurality of midsole structures integrated with a pattern in which a plurality of grooves are formed, so that manufacturing through a single mold is easy, Another object of the present invention is to provide a shoe having a midsole shock absorbing structure capable of further improving productivity by reducing cost.

According to an aspect of the present invention, there is provided a shoe having a midsole shock absorbing structure,

A shoe having a midsole shock absorbing structure,

An outsole having a strong durability formed on the bottom of the shoe and in direct contact with the ground;

A midsole formed on an upper portion of the outsole for alleviating an impact applied to the shoe during walking; And

And an upper member attached to the upper portion of the midsole to surround the upper region to form a space for accommodating a user's foot,

In the midsole,

A shock absorber generated in the rear section of the shoe during walking, a stable ground contact in the neutral section, and a shape structure for generating a forward force in the front section.

Preferably, the midsole comprises:

And may have a shape in which the thickness gradually increases from the front section to the rear section.

More preferably, the midsole comprises:

Wherein the front portion has a shape that gradually increases in thickness from the front portion to the rear portion,

A plurality of grooves may be formed so that a shock of the heel may be absorbed when the midsole is contracted in the rear section which is a portion corresponding to the heel than the front section.

Still more preferably,

And may be formed through the shape of the mountain and the valley of the midsole.

Even more preferably,

A first midsole configured to cover a portion of the shoe excluding a forefoot;

A second midsole which is integrally formed with the first midsole to form a boundary and covers the entire shoe;

A third midsole which is integrally formed with the second midsole to form a boundary and covers the heel portion of the shoe;

A fourth midsole formed integrally with and bounding the third midsole and covering the heel portion of the shoe more than the third midsole; And

And a fifth midsole formed integrally with the fourth midsole to form a boundary and cover the heel portion of the shoe more than the fourth midsole.

Preferably, the midsole comprises:

It can be made of polyurethane material.

According to the shoe having the midsole shock absorbing structure proposed in the present invention, the shoe including the outsole, the midsole, and the upper member is constituted by a structure in which a plurality of grooves are formed in the midsole, Stable ground contact and forward force are generated in sequence, thereby lowering the stable walking and fatigue so that the user can stand for a long time or provide improved comfort and comfort to a person who walks a lot.

Further, according to the present invention, a midsole using polyurethane as a main material is constituted, and a plurality of midsole structures integrated in a pattern in which a plurality of grooves are formed are arranged to have boundaries, thereby facilitating manufacture through a single mold. The manufacturing cost can be reduced and the productivity can be further improved.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a side perspective view of a shoe having a midsole shock absorbing structure according to an embodiment of the present invention; FIG.
BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to a midsole, and more particularly, to a midsole having a shock absorbing structure.
3 is a view for explaining shock absorption of a shoe having a midsole shock absorbing structure according to an embodiment of the present invention;
4 is a view for explaining a stable ground contact of a shoe having a midsole shock absorbing structure according to an embodiment of the present invention;
5 is a view for explaining generation of a forward force of a shoe having a midsole shock absorbing structure according to an embodiment of the present invention;

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, in order that those skilled in the art can easily carry out the present invention. In the following detailed description of the preferred embodiments of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. In the drawings, like reference numerals are used throughout the drawings.

In addition, in the entire specification, when a part is referred to as being 'connected' to another part, it may be referred to as 'indirectly connected' not only with 'directly connected' . Also, to "include" an element means that it may include other elements, rather than excluding other elements, unless specifically stated otherwise.

FIG. 1 is a side perspective view of a shoe having a midsole shock absorbing structure according to an embodiment of the present invention. FIG. 2 is a perspective view of a midsole The neutral zone, and the rear zone of FIG. 1 and 2, a shoe 100 having a midsole shock absorbing structure according to an embodiment of the present invention includes an outsole 110, a midsole 120, and an upper 130, Lt; / RTI >

The outsole 110 is formed on the bottom of the shoe 100 and has a strong durability in direct contact with the ground. The outsole 110 is configured to form the sole of the shoe 100 in contact with the ground. The outsole 110 may be formed in a concave-convex shape for preventing slipping and enhancing the grounding force. Here, since the outsole 110 is attached to a conventional shoe 100, detailed description thereof will be omitted.

A mid sole 120 is attached to the upper portion of the outsole 110 and is configured to mitigate an impact applied to the shoe 100 during walking. As shown in FIGS. 3 to 5, the midsole 120 is configured to absorb shock generated in the rear section of the shoe 100 during walking, stable ground contact in the neutral section, and forward force generation in the front section For example. That is, the midsole 120 absorbs the impact generated in the rear portion of the shoe 100 during walking with the cushion in the rear section where all the first to fifth midsole 122 to 126 to be described later are stacked, The second midsole 122 and the third midsole 124 are stacked on each other and a stable ground contact is made with a cushion smaller than the rear section in a flat middle section of the third midsole 124 and the second midsole 123, So that a forward force can be generated in a front section in which a part of the front end 122 is stacked. Here, the midsole 120 may be configured to have a shape that gradually becomes thicker from the front section to the rear section. That is, the midsole 120 has a shape in which the thickness gradually increases from the front section to the rear section, and the midsole 120 in the rear section, which is a portion corresponding to the heel than the front section, contracts, A plurality of grooves 121 may be formed so that the grooves 121 can be absorbed. Here, the plurality of grooves 121 are formed through the shape of the mountains and the valleys of the midsole 120.

The midsole 120 includes a first midsole 122 formed to cover a portion of the shoe 100 other than the forefoot of the shoe 100 and a second midsole 122 integrally formed with the first midsole 122, A third midsole 124 that is integrally formed with the second midsole 123 and covers the heel portion of the shoe 100 and forms a boundary with the third midsole 124 The fourth midsole 125 is integrally formed with the fourth midsole 124 and covers the heel portion of the shoe 100 than the third midsole 124. The fourth midsole 125 is integrally formed with the fourth midsole 124, And a fifth midsole 126 covering the heel portion of the shoe 100 than the fourth midsole 125. That is, the midsole 120 is configured to absorb a shock generated from the outside during walking to mitigate the impact and provide a cushion to improve comfort. The first to fifth midsole 122, 123, 124, 125, and 126 may be integrally formed by a single mold. In addition, the midsole 120 may be constructed in such a manner that the first through fifth midsole 122, 123, 124, 125, and 126 are separately formed and adhered to each other.

In addition, the midsole 120 may be made of a polyurethane material. Here, polyurethane is, as is well known, a resilient foam used in decorative fabrics and mattresses, and a solid foam used in lightweight construction materials such as airplane wings. Polyurethane having a bubble structure is obtained by reacting an organic compound having a carboxyl group such as polyester with a diisocyanate. The carbon dioxide bubbles generated through the reaction are dispersed throughout the product, . &Lt; / RTI >

The upper member 130 is formed on the upper portion of the midsole 120 and surrounds the upper region to form a space for accommodating a user's foot. The upper 130 may be constructed of a leather material or a fibrous material. Here, since the upper 130 corresponds to a structure that is attached to the normal shoes 100, a detailed description thereof will be omitted. In addition, an insole disposed inside the upper 130 may be further formed on the midsole 120.

FIG. 3 is a view for explaining impact absorption of a shoe having a midsole shock absorbing structure according to an embodiment of the present invention, and FIG. 4 is a cross sectional view of a shoe having a midsole shock absorbing structure according to an embodiment of the present invention. Fig. 5 is a view for explaining generation of forward force of a shoe having a midsole shock absorbing structure according to an embodiment of the present invention. Fig. 3, when the heel of the rear section of the shoe 100 contacts with the ground during the walking, the midsole 120 moves along the plurality of grooves 121 formed in the midsole 120, The midsole 120 absorbs the impact of the heel. 4, in the center movement process after the landing process by the heel, the first to the second midsole 122, 123 and the third midsole 124 are partly stacked in a flat, A stable ground contact is made with a cushion smaller than the rear section and then the entire midsole 120 is stably fitted to the ground in order that the front section of the second midsole 123 and a part of the first midsole 122 are in contact with each other . 5, in the forward movement process after the center movement process, the front piece of the front portion of the midsole 120 is folded, that is, the first and second midsole 122 and 123 are folded, . That is, in the shoe 100 having the midsole shock absorbing structure according to the present invention, the shock absorbing, stable ground contact, and the like are performed by the first to fifth midsole 122, 123, 124, 125, 126 and the plurality of grooves 121, So that forwarding can be performed sequentially.

The present invention may be embodied in many other specific forms without departing from the spirit or essential characteristics of the invention.

100: shoes according to an embodiment of the present invention
110: Outsole 120: Midsole
121: plurality of grooves 122: first midsole
123: second midsole 124: third midsole
125: fourth midsole 126: fifth midsole
130: upper

Claims

A shoe (100) having a midsole shock absorbing structure,
An outsole 110 formed on the bottom of the shoe 100 and having a strong durability in direct contact with the ground;
A midsole 120 attached to the upper portion of the outsole 110 for alleviating an impact applied to the shoe 100 during walking; And
And an upper part (130) formed on the upper part of the midsole (120) and surrounding the upper area to form a space for accommodating a user's foot,
The midsole (120)
A first midsole 122 formed to cover a portion of the shoe 100 excluding a forefoot portion of the shoe 100 and a second midsole 122 formed integrally with the first midsole 122 to cover the entirety of the shoe 100, A third midsole 124 integrally formed with the second midsole 123 to cover a portion of the neutral region of the shoe 100 and the heel region; A fourth midsole 125 which is integrally formed with the midsole 124 and covers the heel portion of the shoe 100 in the form of a boundary and is stacked on the lower side of the third midsole 124, And a fifth midsole (126) covering the heel portion of the shoe (100) so as to be laminated on the lower portion of the fourth midsole (125)
The midsole (120)
The first to fifth midsole 122 to 126 are integrally formed and stacked. The first to fifth midsole 122 to 126 are divided into a front section, a neutral section and a rear section along the longitudinal direction of the shoe 100, And has a shape structure that gradually becomes thicker toward the rear section,
The midsole (120)
Absorbing impact generated in the rear section of the shoe 100 while walking on the cushion in the rear section where the first to fifth midsole 122 to 126 are all stacked and the first to the second midsole 122, And the second midsole 123 and a portion of the first midsole 122 are laminated in a flat form of a neutral section where a part of the third midsole 124 and the second midsole 124 are laminated, And a forward force is generated in the front section.

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2. The apparatus of claim 1, wherein the midsole (120)
Wherein the front portion has a shape that gradually increases in thickness from the front portion to the rear portion,
And a plurality of grooves (121) are formed so that the midsole (120) in the rear section, which is a portion corresponding to the heel of the front section, is contracted so that the impact received by the heel can be absorbed. , Shoes having a midsole shock absorbing structure.

4. The apparatus according to claim 3, wherein the plurality of grooves (121)
Is formed through the shape of the mountain and the valley of the midsole (120).

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5. The apparatus of claim 4, wherein the midsole (120)
Characterized in that the shoe comprises a polyurethane material.