WO2016085054A1

WO2016085054A1 - Shoes having waterproof and ventilation functions

Info

Publication number: WO2016085054A1
Application number: PCT/KR2015/002692
Authority: WO
Inventors: 박성원
Original assignee: 박성원
Priority date: 2014-11-26
Filing date: 2015-03-19
Publication date: 2016-06-02
Also published as: KR101512489B1

Abstract

The present invention relates to shoes having waterproof and ventilation functions and, more specifically, to shoes having waterproof and ventilation functions, which can simultaneously achieve waterproofing and ventilating properties by applying a waterproof inner lining inside an upper of a shoe and applying a ventilation structure and a water backflow prevention structure to an insole of the shoe, thereby improving comfort when wearing the shoe. Further, the present invention provides a soft layer in an air flow path and a pumping area inside the insole so as to facilitate pumping, thereby further improving the ventilating property. Also, when applying the ventilation structure, ventilation holes and a water backflow prevention cap are provided to prevent rain water, etc. which has permeated through a fine gap around a check valve from flowing backward into the upper and waterproof inner lining of the shoe, thereby further improving the waterproofing property. In addition, the individual parts of the insole have different levels of hardness to improve the anti-rolling and cushioning properties, thereby providing the waterproofing and ventilating properties and improving the inherent function of the insole.

Description

Waterproof and ventilated shoes

The present invention is not only to realize the waterproof and breathable at the same time by applying a waterproof endothelial inside the upper and a ventilation structure and a water backflow prevention structure to the midsole, and also to improve the unique function of the midsole, waterproof And it relates to a shoe having a ventilation function.

In general, shoes were created solely for the purpose of protecting the feet, but with the change of times and fashions, various designs and functions are required, and in recent years, consumers are required to improve the functionalities such as waterproofness and breathability of shoes. have.

In particular, when the waterproofness and air permeability of the shoe is inadequate, the inside of the shoe is moistened by rainwater penetrating from the outside and sweat generated from the foot. Causes diseases such as eczema and athlete's foot.

Therefore, in recent years, in order to implement ventilation, shoes of a type of discharging air from the outside to the inside by the tubular or spring-type compression pump is built in the sole (sole), but the structure and manufacturing method is very There was a problem that the productivity is not so complex as well as the production cost and the product cost increases, and furthermore, there was a problem that the waterproofness is not properly implemented.

In order to solve this problem, the Republic of Korea Patent Publication No. 10-1998-087847 "Shoes with a ventilation function" as shown in Figure 1, coupled to the bottom of the main body 11 and the main body 11 of the conventional shoes In the shoe of the sole midsole 2 and the sole 3, the midsole 2 penetrates up and down, and the ventilation hole 21 is formed, and the ventilation hole 31 penetrates laterally to the side. The upper surface has proposed a shoe having a ventilation function, characterized in that the sole (3) formed with a ventilation hole (32) corresponding to the ventilation hole 21 of the midsole (2) is coupled.

In addition, in the Republic of Korea Patent Publication No. 10-2001-0088977 "Shoes with a ventilation function", as shown in Figure 2, the body 4 made of a shielding cloth, and coupled to the bottom of the main body 4 In the shoe consisting of a midsole (2) is formed of a vent hole 21, and the sole (3) coupled to the midsole (2), the sole (3) has a plurality of ventilation holes 31 in the side A plurality of vacancy 32 formed in a set, connected by the ventilation hole 31 and the external passage 33 'and widely distributed on the bottom front of the sole 3, and the vacancy 32 are internal A shoe having a ventilation function is characterized in that it is connected to each other by aeration (33).

In addition, Republic of Korea Utility Model Publication No. 20-0278189 "Air pumping shoes", as shown in Figure 3, the air suction guide chamber 2 and the air passage (3) and the air in the rear side of the sole 1 In the conventional ventilation shoe (7) in which the pumping chamber (4) is opened and the shoe insole (6) having the air suction hole (5) is adhesively fixed thereon, the air pumping chamber (4) is made of several soft resin agents. The valve body 8 is provided in plural, and the valve body 8 is a conical shape in which the front part is an open part and the rear part is inclined so that a split line 10 is placed on the rear discharge pipe part 12 side to open and close. The projecting jaw 11 is provided at the front opening portion so that the internal air is forcibly conveyed by opening the cutoff line 10 on the delivery pipe part 12 side by close contact with the projecting jaw 11 during compression. An air pumping shoe was proposed.

However, the above conventional technologies have the following problems.

First, the ventilation may be partially implemented due to the above structures, but there is still a problem in that there is no waterproofness.

Second, there is a problem that the ventilation performance is also not properly implemented as the pumping for circulating the air is not made properly.

Third, rainwater that penetrates through the air passage and the gap of the air outlet flows back into the upper of the shoe, causing inconvenience to the wearer.

Fourth, as the space portion (air flow path) is formed in the sole of the sole there was a problem in that the sole function (rolling prevention and cushioning) and the like not properly exhibited.

The present invention is to solve the above-described problems, by applying a waterproof endothelial inside the upper and a ventilation structure and a water backflow prevention structure to the midsole to realize a waterproof and breathable at the same time, thereby the comfort when wearing shoes The task is to improve the quality of life.

In addition, by providing a soft layer inside the midsole, that is, the air flow path and the pumping area, the pumping can be easily performed to further improve the air permeability.

In addition, when the ventilation structure is applied as described above, the water backflow prevention cap 25 is provided together with the vent, thereby preventing rainwater, which penetrates through the micro-gaps, such as around the check valve, from flowing back into the shoe upper and the waterproof inner shell. Another object is that the water resistance can be further improved.

In addition, by varying the hardness of each part of the midsole to improve the anti-rolling, cushioning and the like, it is another object to improve the function of the midsole while having waterproof and breathable.

In addition, by varying the hardness of each part of the midsole 200 to improve the prevention of rolling and cushioning, etc., it is to be able to improve the function of the midsole while having waterproofness and breathability.

The present invention in the shoe, the upper 100 is inserted into the waterproof endothelial (10) therein; And a midsole 200 having an air passage 20 and a pumping region 21, wherein the inside of the air passage 20 and the waterproof endothelial 10 are in communication with each other through a vent. The shoes having waterproof, waterproof and ventilation function are the solution to the problem.

Here, the waterproof and ventilated shoes may be made of a fabric midsole 201 between the upper 100 and the midsole 200.

On the other hand, it is preferable that a plurality of first vent holes H1 are formed on the bottom surface of the waterproof endothelial 10.

And, the midsole 200, the air flow path 20 is formed from the forefoot portion to the heel portion inside the midsole 200; A pumping area 21 formed in the heel portion of the midsole 200 to communicate with the air flow path 20; A hard layer 22 formed at a central portion of the midsole 200; A cushion layer 23 formed on the heel portion of the midsole 200; A soft layer 24 having an open cell structure inserted into the midsole 200; And a plate-shaped water backflow prevention cap 25 formed at an end of the forefoot portion of the upper surface of the midsole 200, wherein the water backflow prevention cap 25 has a plurality of third vents H3 formed therein. Preferably, the check valve (V) is provided at the end of the heel portion of the pumping area (21).

At this time, the fabric midsole 201, a plurality of second vent (H2) is preferably formed.

The midsole 200 has a hardness of 55 to 59 (shore C type), the hard layer 22 has a hardness of 60 to 62 (shore C type), and the cushion layer 23 has a hardness of 48 to 52 (shore). C type), and the soft layer 24 has a hardness of 28 to 47 (shore C type).

In addition, the midsole 200, the hard layer 22, the cushion layer 23, and the soft layer 24 may be used alone or in combination of polyurethane resin, ethylene vinyl acetate resin, polyamide resin, polyester resin, or polyolefin resin. In combination with the above, it is preferable that the said water backflow prevention cap 25 consists of a polyurethane resin.

The present invention is to solve the above-described problems, by applying a waterproof endothelial inside the upper and a ventilation structure and a water backflow prevention structure to the midsole to realize a waterproof and breathable at the same time, thereby the comfort when wearing shoes In addition, by providing a soft layer in the inside of the midsole, that is, the air flow path and the pumping area, the pumping is easy to further improve the ventilation, and in addition, when the ventilation structure is applied In addition, the water backflow prevention cap is provided to prevent rainwater, which penetrates through the micro-gaps, such as around the check valve, from flowing back into the shoe upper and the waterproof inner shell, thereby further improving its waterproofness. By changing the hardness of each part of the to improve the rolling prevention and cushioning properties, waterproof and breathable As there is an effect that allows you to also duets also enhance their own capabilities.

1 is an exploded perspective view of a shoe having a ventilation function according to the Republic of Korea Patent Publication No. 10-1998-087847 "Shoes having a ventilation function"

2 is an exploded perspective view of a shoe having a ventilation function according to the Republic of Korea Patent Publication No. 10-2001-0088977 "Shoes having a ventilation function"

Figure 3 is an exploded perspective view of the air pumping shoes according to the Republic of Korea Utility Model Publication No. 20-0278189 "air pumping shoes"

4 is an exploded perspective view of a shoe having waterproof and ventilation functions according to a first embodiment of the present invention;

5 is a cross-sectional view taken along line A1-A2 of FIG.

6 is a cross-sectional view taken along the line B1-B2 of FIG.

Figure 7 is an exploded perspective view of a shoe having a waterproof and ventilation function according to a second embodiment of the present invention

8 is a cross-sectional view taken along the line A1-A2 of FIG.

9 is a cross-sectional view taken along the line B1-B2 of FIG.

10 is a plan view and a cross-sectional view of the midsole applied to the first and second embodiments of the present invention.

11 is a cross-sectional view of the water backflow cap of FIG. 10, and lines B1-B2, lines C1-C2, and lines D1-D2.

The present invention for achieving the above effect relates to a shoe having a waterproof and ventilated function, only the parts necessary for understanding the technical configuration of the present invention will be described, and the description of other parts will be omitted so as not to distract the gist of the present invention. It should be noted that

Hereinafter, referring to the shoe having a waterproof and ventilation function according to the present invention through the accompanying drawings.

4 is an exploded perspective view of a shoe having waterproof and ventilation functions according to a first embodiment of the present invention, FIG. 5 is a cross-sectional view taken along the line A1-A2 of FIG. 4, and FIG. 6 is a cross-sectional view taken along the line B1-B2 of FIG. 4. In addition, Figure 7 is an exploded perspective view of a shoe having a waterproof and ventilation function according to a second embodiment of the present invention, Figure 8 is a cross-sectional view of the line A1-A2 of Figure 7, Figure 9 is a cross-sectional view of the line B1-B2 of FIG. to be. 10 is a plan view and a cross-sectional view of the midsole applied to the first and second embodiments of the present invention, and FIG. 11 is a water backflow prevention cap of FIG. 10, and lines B1-B2, C1-C2, and D1- D2 line cross section.

Referring to the drawings, the present invention comprises the upper 100, the fabric midsole 201, the midsole 200 and the outsole 300, the end of the upper 100 and the fabric midsole 201 may be manufactured by a varnish lasting method of sewing a strobel type.

In addition, as a second embodiment, except the fabric midsole 201, including the upper 100, the midsole 200 and the outsole 300, the end of the upper 100 wraps around the midsole 200 The double lasting method to manufacture can be applied.

However, the present invention is not limited to the lasting method according to the first and second embodiments as described above, and various known lasting methods and apparatuses can be applied under the premise of having the structure described below. .

On the other hand, the first embodiment and the second embodiment have the configuration of the midsole 200 as follows.

Specifically, the present invention is configured to include an upper 100 into which a waterproof endothelial 10 is inserted, and includes a midsole 200 having an air flow path 20 and a pumping area 21. The inner side of the air passage 20 and the waterproof endothelial 10 has a structure in communication with each other through the vent (H).

First, the waterproof endothelial 10 inserted into the upper 100 may apply a conventional waterproof fabric, wherein the 'waterproof fabric' includes all members that perform waterproof functions such as Gore-Tex and waterproof vinyl. .

On the other hand, the waterproof endothelial 10 is preferably formed with a plurality of first vents (H1) on the bottom surface, where 'plurality' is made of the air flow path 20 or the water backflow prevention cap 25 to be described later 3 refers to the number corresponding to the first vent H1 of the vent midsole H3 and the fabric midsole 201 (when the fabric midsole 201 is included).

The midsole 200 includes an air flow path 20, a pumping area 21, a hard layer 22, a cushion layer 23, a soft layer 24, and a water backflow prevention cap 25. do.

The air flow path 20 is to be a movement path of air circulating based on the pumping force generated from the pumping area 21 to be described later, and is formed from the forefoot portion to the heel portion inside the midsole 200 and vents Through (H) it is in communication with the inside of the waterproof endothelial 10 of the upper (100).

Here, the vent (H) is the first vent (H1) formed in the waterproof endothelial (10), the second vent (H2) formed in the fabric midsole 201 (when the fabric midsole 201 is included), and water to be described later The third vent H3 formed on the non-return cap 25 is coupled, and when the fabric midsole 201 is excluded, the first vent H1 and the third vent H3 are coupled to each other.

The pumping area 21 generates a pumping force in response to a walking operation, thereby providing power for air circulation, and is formed in the heel portion of the midsole 200 to communicate with the air flow path 20. .

In addition, the check valve (V) is provided at the end of the heel portion of the pumping area (21). That is, by the pumping force generated in the pumping area 21, the air is moved and circulated to the inside of the waterproof inner shell 10 of the shoe upper 100 through the air flow path 20 and the vent (H) and then the check valve It is discharged to outside through (V).

The hard layer 22 is formed in the center portion of the midsole 200 to prevent the left and right rolling of the pedestrian foot, when the midsole 200 itself has a hardness of 55 ~ 59 (shore C type), the hard layer (22) has a hardness of 60 ~ 62 (shore C type).

Here, the hardness of the midsole 200 is generally the hardness of the midsole 200 widely applied, when the hardness of the hard layer 22 is less than 60 (shore C type) there is a fear that the rolling prevention function is insufficient, 62 If it exceeds (shore C type), there is a fear that the fit.

The cushion layer 23 is formed on the heel portion of the midsole 200 to improve cushioning of the midsole 200 and has a hardness of 48 to 52 (shore C type). In this case, when the hardness of the cushion layer 23 is less than 48 (shore C type), excessive cushioning may cause discomfort in walking, and when it exceeds 52 (shore C type), there is a concern that cushioning property may not be properly exhibited. have.

The soft layer 24, as the soft layer 24 having an open cell structure inserted into the midsole 200, is easily pumped in the pumping area 21 as well as an air flow path ( 20) to make the movement of air more efficient.

At this time, the soft layer 24 has a hardness of 28 ~ 47 (shore C type), if the hardness of the soft layer 24 is out of the range, there is a fear that the ease of pumping or wearability rather deteriorate.

The water backflow prevention cap 25 is to prevent rainwater, which penetrates through the micro-gaps, such as around the check valve V, from flowing back into the shoe upper 100 and the waterproof inner shell 10. 200 is formed at the end of the forefoot portion of the upper surface and a plurality of third vent holes H3 are formed.

At this time, the plurality of third vents (H3) formed in the water backflow prevention cap 25, the first vent (H1) formed in the waterproof endothelial (10), and (when the fabric midsole 201 is included) fabric midsole 201 In combination with the second vent (H2) formed in the to form a vent (H3), wherein the third vent (H3) formed in the water backflow prevention cap 25 is formed by inclining downward toward the midsole 200, While the water is prevented from flowing back to the inside of the waterproof endothelial 10 by the pumping force, the air enables two-way communication to the inside of the waterproof endothelial 10 or the air flow path 20.

Meanwhile, the air passage 20, the pumping region 21, the hard layer 22, the cushion layer 23, the soft layer 24, and the water backflow prevention cap 25 constituting the midsole 200 may be injected. It can be molded integrally or through the water backflow prevention cap 25 can be manufactured and assembled separately, the midsole 200, hard layer 22, cushion layer 23 and soft layer 24 is polyurethane It is used individually or in combination of 2 or more types among resin, ethylene vinyl acetate resin, polyamide resin, polyester resin, or polyolefin resin, The said water backflow prevention cap 25 consists of a polyurethane resin.

Therefore, the present invention is to implement a waterproof and breathable at the same time by applying the water-resistant endothelial 10 in the upper 100 and the ventilation structure and the water backflow prevention structure in the midsole 200 as described above, Therefore, it is possible to improve the comfort when wearing shoes, and also by providing a soft layer 24 in the inside of the midsole 200, that is, the air flow path 20 and the pumping area 21, pumping is made easily In order to further improve the air permeability, and in addition to the ventilation hole (H) and the water backflow prevention cap (25) in the application of the above-described ventilation structure, the penetration through the fine gap around the check valve (V), etc. It is possible to prevent rainwater from flowing back into the shoe upper 100 and the waterproof inner shell 10 to further improve its waterproofness, and also to change the hardness of each part of the midsole 200 by rolling. Prevention and cushioning By improving the back, it is possible to improve the midsole's unique function while having waterproofness and breathability.

As described above, the shoe having a waterproof and ventilated function according to a preferred embodiment of the present invention has been shown according to the above description and drawings, but this is only an example and within the scope not departing from the technical spirit of the present invention. It will be appreciated by those skilled in the art that various changes and modifications are possible.

The present invention in the shoe, the upper 100 is inserted into the waterproof endothelial (10) therein; And a midsole 200 having an air passage 20 and a pumping region 21, wherein the inside of the air passage 20 and the waterproof endothelial 10 are in communication with each other through a vent. , Shoes having waterproofing and ventilation functions are provided in the form for carrying out the invention.

The present invention is to implement a waterproof and breathable structure at the same time by applying a waterproof inner skin inside the upper and a ventilation structure and a water backflow prevention structure on the midsole, thereby improving the comfort when wearing shoes, and also midsole By providing a soft layer in the interior, that is, the air flow path and the pumping area, to facilitate the pumping to further improve the ventilation, and in addition to having a water backflow prevention cap in addition to the vent when applying the ventilation structure as described above Accordingly, it is possible to prevent rainwater, which penetrates through the micro-gaps, such as around the check valve, from flowing back into the upper of the shoe and the waterproof inner shell to further improve its waterproofness, and also to vary the hardness of each part of the midsole. Improved anti-rolling, cushioning, etc., while improving the midsole's unique functions while being waterproof and breathable By allowing Kiel, is expected to be widely used in the industry.

Claims

In shoes,

The upper 100 is inserted into the waterproof endothelial 10 therein; And

Consists of including; midsole 200 having an air flow path 20 and a pumping area 21,

The inner side of the air passage 20 and the waterproof endothelial 10 is characterized in that the mutual communication through the vent (H), shoes having a waterproof and ventilated function.
The method of claim 1,

The shoes having the waterproof and ventilation function,

Upper 100 and the midsole 200 is characterized in that the fabric midsole 201 is further provided, the shoe having a waterproof and ventilated function.
The method of claim 1,

The waterproof endothelial 10,

Shoes having waterproof and ventilation function, characterized in that a plurality of first vent (H1) is formed on the bottom surface.
The method of claim 1,

The midsole 200 is,

An air passage 20 formed from the forefoot portion to the heel portion inside the midsole 200;

A pumping area 21 formed in the heel portion of the midsole 200 to communicate with the air flow path 20;

A hard layer 22 formed at a central portion of the midsole 200;

A cushion layer 23 formed on the heel portion of the midsole 200;

A soft layer 24 having an open cell structure inserted into the midsole 200; And

Consists of; plate-shaped water backflow prevention cap 25 formed on the forefoot portion end of the midsole 200, the upper surface,

The water backflow prevention cap 25 is provided with a plurality of third vent holes H3,

Shoe having a waterproof and ventilated function, characterized in that the check valve (V) is provided at the end of the heel portion of the pumping area (21).
The method of claim 2,

The fabric midsole 201,

Shoes having a waterproof and ventilated function, characterized in that a plurality of second vent (H2) is formed.
The method of claim 4, wherein

The midsole 200 has a hardness of 55 ~ 59 (shore C type),

The hard layer 22 has a hardness of 60 ~ 62 (shore C type),

The cushion layer 23 is a hardness of 48 ~ 52 (shore C type),

The soft layer 24 is characterized in that the hardness of 28 ~ 47 (shore C type), shoes having a waterproof and ventilation function.
The method of claim 4, wherein

The midsole 200, the hard layer 22, the cushion layer 23, and the soft layer 24 may be a single or two or more kinds of polyurethane resins, ethylene vinyl acetate resins, polyamide resins, polyester resins, or polyolefin resins. Use in combination,

The water backflow prevention cap 25 is characterized in that the polyurethane resin, waterproof and breathable shoes.