JP7168602B2 - Shoe uppers and shoes - Google Patents

Description

The present disclosure relates generally to shoe uppers and shoes. The present disclosure relates in particular to a shoe upper and a shoe comprising the shoe upper and sole.

Conventionally, in order to make it easier to put on and take off shoes, belt fastening is often used as a fastening method. For example, Patent Literature 1 discloses a belt-fastened shoe, and discloses that the belt is made of elastic rubber.

Utility Model Registration No. 3035815

When the belt is made of rubber as in Patent Document 1, sufficient support and fit may not be obtained when wearing shoes.

An object of the present disclosure is to provide a shoe upper and a shoe that are easy to put on and take off and have excellent support and fit when worn.

A shoe upper according to one aspect of the present disclosure is configured to cover a wearer's foot when worn. The shoe upper includes an upper body and a belt. The upper body has a shoe opening that extends from the wearer's ankle to the instep, and is provided with a first coupling member on at least a portion of the outer instep side or the inner instep side. The belt has a base end portion fixed to the side of the upper body opposite to the side on which the first coupling member is provided, and a tip end portion provided with a second coupling member that can be coupled with the first coupling member. and an intermediate portion that connects the proximal end portion and the distal end portion and spans the opening from the inner shell side to the outer shell side or from the outer shell side to the inner shell side when worn. The proximal portion is more stretchable than the intermediate portion. When the connection between the first connecting member and the second connecting member is released, the distal end portion hangs down due to its own weight to the outside of the side of the upper body to which the proximal end portion is fixed.

A shoe according to an aspect of the present disclosure includes the above-described shoe upper, and a sole coupled to the shoe upper and configured to support the sole of the wearer's foot when worn.

Advantageous Effects of Invention According to the present disclosure, it is possible to provide a shoe upper and a shoe that are easy to put on and take off and have excellent support and fit when worn.

1 is a schematic side view of an example of a shoe according to an embodiment of the present disclosure; FIG. FIG. 2 is a schematic plan view showing a state in which the coupling between the first coupling member and the second coupling member of the shoe is released. FIG. 3 is a schematic side view showing a state in which the coupling between the first coupling member and the second coupling member of the shoe is released; FIG. 4 is a schematic plan view showing a state in which the first connecting member and the second connecting member of the same shoe are connected and no tension is applied to the base end portion. FIG. 5 is a schematic plan view showing a state in which the first connecting member and the second connecting member of the same shoe are connected and tension is applied to the base end portion. FIG. 6 is a schematic side view showing a shoe of Modification 1. FIG. FIG. 7 is a schematic plan view showing a shoe of Modification 2. FIG. FIG. 8 is a schematic plan view showing a shoe of Modification 3. FIG. FIG. 9 is a schematic plan view showing a shoe of Modification 4. FIG.

Hereinafter, configurations of a shoe 1 and a shoe upper 2 according to an embodiment of the present disclosure will be described with reference to the drawings. The shoe 1 and the shoe upper 2 according to the present embodiment are merely examples, and the configurations of the shoe 1 and the shoe upper 2 are not limited to the following configurations.

The shoe 1 and the shoe upper 2 according to this embodiment are for the left foot. Since the left foot shoe 1 and the shoe upper 2 are bilaterally symmetrical with the right foot shoe 1 and the shoe upper 2, the description of the right foot shoe 1 and the shoe upper 2 will be omitted in the following description.

1. Overview A shoe 1 according to the present embodiment includes a shoe upper 2 (hereinafter also referred to as an upper 2) and a sole 3, as shown in FIGS.

Upper 2 is configured to cover foot 40 of wearer 4 when worn. The sole 3 is configured to support the sole 44 of the wearer 4 when worn.

The upper 2 includes an upper body 20 and a belt 21. - 特許庁

The upper body 20 has an opening 200 that opens from the ankle portion 41 of the wearer 4 to the instep portion 42 . A first connecting member 25 is provided on at least a portion of the outer shell side or the inner shell side of the upper body 20 .

Belt 21 includes a proximal portion 22 , a distal portion 24 and an intermediate portion 23 .

The base end portion 22 is fixed to the side of the upper body 20 opposite to the side on which the first coupling member 25 is provided.

The tip portion 24 is provided with a second coupling member 26 that can be coupled with the first coupling member 25 .

The intermediate portion 23 connects the proximal portion 22 and the distal portion 24, as shown in FIG. Further, the intermediate portion 23 spans the opening 200 from the inner shell side to the outer shell side or from the outer shell side to the inner shell side when worn.

In the upper 2 of the present embodiment, when the coupling between the first coupling member 25 and the second coupling member 26 is released, the distal end portion 24 of the upper main body 20 is positioned on the side to which the proximal end portion 22 of the upper body 20 is fixed by its own weight. It droops down the outside (see Figure 3). Therefore, the opening 200 is not blocked by the belt 21, and the opening 200 can be kept wide open. Since the foot 40 can be inserted through the wide opening 200, the shoe 1 can be easily put on.

Especially in the upper 2 of this embodiment, the base end portion 22 has greater stretchability than the intermediate portion 23 . In other words, the base end portion 22 expands and contracts more easily than the intermediate portion 23 . As a result, the proximal end portion 22 becomes more flexible than the intermediate portion 23, so that the distal end portion 24 can be easily maintained in a state in which it hangs downward. Further, as shown in FIG. 4, the first connecting member 25 and the second connecting member 26 can be connected while stretching the base end portion 22, so that the upper 2 can be easily brought into close contact with the foot 40, and the shoe 1 can be worn. It is possible to improve supportability and fit feeling at the time.

2. Details Below, the shoe 1 and the upper 2 of the present embodiment will be described in more detail.

2-1. Shoes The shoes 1 according to this embodiment are shoes for children. The shoes 1 are not limited to children's shoes, and may be shoes for elderly people or shoes for young people. The use of the shoes 1 is not particularly limited, and may be shoes used in daily life, such as sneakers and sandals, or shoes for sports.

The shoe 1 of this embodiment includes the sole 3 and the upper 2 as described above. The upper 2 is fixed to the sole 3. Examples of methods for fixing the upper 2 and the sole 3 include adhesion, fusion, sewing, and the like.

2-1-1. Sole The sole 3 includes a lower surface 30, a side surface 31 and an upper surface 32, as shown in FIG.

The lower surface 30 is the surface that contacts the ground. The lower surface 30 may be flat, but preferably has grooves, unevenness, and the like. The side surface 31 is a portion rising upward from the outer edge of the lower surface 30 . The upper surface 32 is a surface that contacts the sole 44 of the wearer 4 and is located on the side opposite to the lower surface 30 .

The sole 44 and the upper surface 32 may be in direct contact, or may be in indirect contact via an insole or the like arranged on the upper surface 32 .

The upper surface 32 and the upper edge of the side surface 31 may be flush with each other, or the upper surface 32 may be positioned below the upper edge of the side surface 31 . That is, the upper surface 32 may be recessed from the upper edge of the side surface 331 . In this case, it is easy to fix the sole 3 and the upper 2 together.

The sole 3 of this embodiment includes an outsole 300 and a midsole 301 laminated on the outsole 300 (see FIG. 1). Therefore, in the sole 3, the upper surface of the outsole 300 and the lower surface of the midsole 301 overlap. The lower surface of the outsole 300 constitutes the lower surface 30 of the sole 3 , and the upper surface of the midsole 301 constitutes the upper surface 32 of the sole 3 . It is also preferable that the outsole 300 covers the toe portion of the upper 2 at its tip portion (toe portion), as shown in FIGS. In this case, the sole 3 and the upper 2 can be fixed more firmly, and the sole 3 can be prevented from peeling off from the upper 2 .

2-1-2. Upper The upper 2 of this embodiment includes an upper body 20 and a belt 21 .

(1) Upper Main Body The upper main body 20 is configured to cover the foot 40 when the shoe 1 is worn. Upper body 20 does not have to cover part of foot 40 . For example, when the shoes 1 are sandals, the upper body 20 does not have to cover the toes 43 of the feet 40 .

A material forming the upper body 20 is not particularly limited. Examples of materials forming the upper body 20 include natural leather, artificial leather, natural fibers, synthetic fibers, resins, and the like.

The upper body 20 may be formed of a single member, or may be formed of a plurality of members. For example, the upper body 20 may be formed by combining a plurality of members, or may be formed by overlapping a plurality of fabrics.

The upper body 20 of this embodiment includes a toe portion 201, a front instep portion 202, an inner instep portion 203, an outer instep portion 204, and a heel portion 205, as shown in FIG.

The toe portion 201 is a portion that covers the toe 43 of the upper body 20 . The toe portion 201 is preferably made of a material having excellent strength and durability. The front instep portion 202 is a portion of the upper body 20 that covers the front instep 45 . The forefoot portion 203 is preferably made of a material with excellent air permeability. The inner instep portion 203 and the outer instep portion 204 are portions of the upper body 2 that cover the inner instep 46 and the outer instep 47 of the foot 40 . The heel portion 205 is a portion of the upper body 2 that covers the heel 48 of the foot 40 . The heel portion 205 is preferably made of a material with excellent cushioning properties.

In the upper body 20 of this embodiment, the base end portion 22 of the belt 21 is fixed to the inner instep portion 203 . The position at which the base end portion 22 is fixed in the inner shell portion 203 is appropriately set according to the size, stretchability, and the like of the base end portion 22 . Examples of methods of securing proximal portion 22 to medial shell portion 203 include sewing, gluing, and the like. For example, the inner shell portion 203 may be formed by overlapping a plurality of fabrics, and the base end portion 22 may be sandwiched between these fabrics and sewn. Of course, the base end portion 22 may be fixed directly to the surface of the medial shell portion 203 .

In the upper body 20 of the present embodiment, the outer shell portion 204 is provided with the first connecting member 25 . The first connecting member 25 may be provided on the entire outer shell portion 204, may be provided on a portion of the outer shell portion 204, or may be provided on a plurality of portions of the outer shell portion 204. good. In the upper 2 of this embodiment, the outer shell portion 204 is provided with a hook-and-loop fastener as the first connecting member 25 .

The opening 200 of this embodiment consists of the inner edge of the heel portion 205, the outer shell side edge of the inner instep portion 203, the inner shell side edge of the outer shell portion 204, and the heel side edge of the front instep portion 202. consists of Therefore, the opening 200 can be widened, and the foot 40 can be easily inserted into the shoe 1 .

(2) Belt The belt 21 is a strip-shaped member. Belt 21 includes a proximal portion 22 , an intermediate portion 23 and a distal portion 24 . The intermediate portion 23 is provided between the proximal end portion 22 and the distal end portion 24 and connects the proximal end portion 22 and the distal end portion 24 . Therefore, in the belt 21, the proximal end portion 22, the intermediate portion 23, and the distal end portion 24 are arranged in order and connected.

(i) Base End The base end 22 is fixed to the side of the upper body 20 opposite to the side on which the first coupling member 25 is provided. In this embodiment, proximal end 22 is fixed to medial shell portion 203 . Therefore, the proximal end portion 22 connects the upper body 20 and the intermediate portion 23 . Specifically, the proximal end portion 22 connects the inner shell portion 203 and the intermediate portion 23 .

It is preferred that the proximal portion 22 is made of a stretchable material. In particular, the base end portion 22 is preferably made of an elastic material having greater elasticity than the intermediate portion 23 . As a result, the base end portion 22 becomes more flexible than the intermediate portion 22, and the tip end portion 24 can be easily maintained in a state of hanging downward due to its own weight.

It is preferable that the load applied to the base end portion 22 of the present embodiment is 0.8 N or less when the strain is 5%. As a result of the inventor's intensive research, it has been found that when the distal end portion 24 hangs downward, the proximal end portion 22 extends about 5% of its natural length. Therefore, when the strain is 5%, the load applied to the base end portion 22 is 0.8 N or less, so that the base end portion 22 can be given an appropriate flexibility, and the tip portion 24 hangs downward and outward. Easy to maintain status. The load applied to the base end portion 22 when the strain is 5% is more preferably 0.6 N or less, and particularly preferably 0.35 N or less.

It is preferable that the base end portion 22 has a load of 0.9 N or more and 2.5 N or less when the strain is 40%. As a result of intensive research by the inventors, when the base end portion 22 is stretched to connect the first connecting member 25 and the second connecting member 26, it is preferable to extend the base end portion 22 by about 40% of its natural length. know. Therefore, when the strain is 40%, the load applied to the base end portion 22 is 0.9 N or more, so that the upper 2 and the foot 40 are brought into close contact with each other when the first connecting member 25 and the second connecting member 26 are connected. The fit and support of the shoe 1 can be improved. Further, since the load applied to the base end portion 22 is 2.5 N or less when the strain is 40%, the base end portion 22 can be easily stretched. That is, the load applied to the base end portion 22 when the strain is 40% is 0.9 N or more and 2.5 N or less, so that the fit and support of the shoe 1 are improved, and the base end portion 22 can be easily stretched. can be compatible. Moreover, it is more preferable that the load applied to the base end portion 22 when the strain is 40% is 1.25 N or more and 1.75 N or less.

The value of the load applied to the base end portion 22 with respect to the strain of the base end portion 22 can be measured by the following method. First, the end portion of the base end portion 22 of the shoe 1 on the side of the upper body 20 is fixed to one chuck of a tensile tester (AUTOGRAPH AGS-X manufactured by Shimadzu Corporation). Next, the end portion of the base end portion 22 of the shoe 1 on the intermediate portion 23 side is fixed to the other chuck of the tensile tester. Then, while the end portion of the base end portion 22 on the side of the upper body 20 is fixed so as not to move, the end portion of the base end portion 22 on the side of the intermediate portion 23 is pulled at a speed of 10 mm/min. Then, the load applied to the base end portion 22 with respect to the strain (elongation rate) of the base end portion 22 is calculated by measuring the load required when the end portion of the base end portion 22 on the intermediate portion 23 side is pulled. can be done.

The proximal portion 22 of this embodiment includes a plurality of telescoping members 220 , specifically two telescoping members 220 . The number of elastic members 220 included in the base end portion 22 is not limited to two, and may be three or more. All of these elastic members 220 are connected to the upper body 20 and the intermediate portion 23 . Since the base end portion 22 includes a plurality of elastic members 220, the position and angle of the belt 21 can be adjusted in the front-rear direction (leg length direction) with the base end portion 22 as a starting point. By adjusting the position and angle of the belt 21 according to the height of the instep 42, the fit and support of the shoe 1 can be improved.

As described above, the proximal portion 22 is preferably made of a stretchable material. Examples of stretchable materials include flat rubber, stretchable fabrics such as spandex, stretchable fabrics, natural rubber, and synthetic rubber. , springs, etc.

(ii) Intermediate Part The intermediate part 23 is provided between the proximal end part 22 and the distal end part 24 . The intermediate portion 23 is less stretchable than the base end portion 22 and is therefore made of a material that is less stretchable than the base end portion 22 . The intermediate portion 23 may or may not be made of elastic material.

The intermediate portion 23 spans the opening 200 from the inner shell side to the outer shell side or from the outer shell side to the inner shell side in a state where the first coupling member 25 and the second coupling member 26 are coupled. Further, when the first coupling member 25 and the second coupling member 26 are coupled, the surface of the intermediate portion 23 is exposed to the outside. Therefore, various decorations may be provided on the surface of the intermediate portion 23 . In this embodiment, the surface of the intermediate portion 23 is provided with a shoelace-like decoration.

In a state where the first coupling member 25 and the second coupling member 26 are coupled, the back surface of the intermediate portion 23 and the instep 42 face each other. In this embodiment, it is preferable that the back surface of the intermediate portion 23 is in direct contact with the instep 42 . That is, it is preferable that at least part of the intermediate portion 23 is in direct contact with the instep 42 . As a result, the fit and support when wearing the shoe 1 can be improved. When the back surface of the intermediate portion 23 is in direct contact with the instep 42, it is preferable that the back surface of the intermediate portion 23 is made of a cushioning material. In this case, the feeling of wearing the shoes 1 can be improved.

In a state where the first connecting member 25 and the second connecting member 26 are connected and no tension is applied to the base end portion 22, the center of the intermediate portion 23 along the foot length direction (direction perpendicular to the foot width direction) The line (X-X line shown in FIG. 4) is on the lateral side of the outer shell side and It is preferable that it deviates to the side where the base end portion 22 is provided in the medial shell side. In this embodiment, as shown in FIG. 4 , the centerline of the intermediate portion 23 is shifted toward the medial side of the centerline of the opening 200 . As a result, when the shoe 1 is worn, the first connecting member 25 and the second connecting member 26 are connected while pulling the base end portion 22 as shown in FIG. As a result, the fit and support of the shoe 1 can be improved. Moreover, since the adhesion between the sole 44 and the upper surface 32 of the sole 3 during walking can be improved, the floating of the foot 40 can be suppressed. The deviation between the center line of the intermediate portion 23 and the center line of the opening 200 is appropriately set according to the natural length of the base end portion 22, the ease of stretching, etc., but is 10% or more of the natural length of the base end portion 22. It is preferably 50% or less, and preferably 25% or more and 40% or less of the natural length of the base end portion 22 .

When worn, the toe-side edge 230 of the intermediate portion 23 matches the toe-side edge of the opening 200 (the heel-side edge of the front instep portion 202), or the toe-side edge of the opening 200. It is preferably on the toe side of 206 (the heel side edge of the front instep portion 202) (see FIGS. 1 and 3). In this case, when the shoe 1 is bent while worn, the toe-side edge 230 of the intermediate portion 23 can be prevented from coming into contact with the instep 42 .

(iii) Tip Part The tip part 24 is provided at the tip of the belt 21 . Although the shape of the tip portion 24 is not particularly limited, it is preferably a shape that allows the tip portion 24 to be easily gripped when the shoe 1 is worn. Further, as described above, when the coupling between the first coupling member 25 and the second coupling member 26 is released, the tip portion 24 hangs downward due to its own weight. is appropriately set so that the tip portion 24 can easily hang down.

When the first coupling member 25 and the second coupling member 26 are coupled, the surface of the tip portion 24 is exposed to the outside, so the second coupling member 26 is provided on the back surface of the tip portion 24 (see FIG. 2). The second coupling member 26 may be provided on the entire back surface of the tip portion 24 , may be provided on a portion of the back surface of the tip portion 24 , or may be provided on a plurality of portions on the back surface of the tip portion 24 . .

Since the second connecting member 26 can be connected to the first connecting member 25, the second connecting member 26 of the present embodiment is a hook-and-loop fastener like the first connecting member 25. FIG.

2-1-3. Operation when putting on and taking off shoes Hereinafter, the operation when putting on the shoes 1 of the present embodiment will be described.

(1) When Wearing Shoes First, the foot 40 is inserted into the shoe 1 through the opening 200 . Before the shoe 1 is put on, as shown in FIGS. 2 and 3, the tip portion 24 hangs downward due to its own weight, so that the opening 200 is kept wide open. Therefore, when wearing the shoes 1, the opening 200 is not blocked by the belt 21, so that the foot 40 can be easily inserted into the opening 200, and the wearer 4 can easily put on the shoes 1. - 特許庁For example, even if the wearer 4 is an infant or an elderly person, the foot 40 can be easily inserted into the shoe 1 .

Next, the first connecting member 25 and the second connecting member 26 are connected. At that time, the first connecting member 25 and the second connecting member 26 are connected while stretching the base end portion 22 . As a result, the intermediate portion 23 and the instep 42 are easily brought into close contact with each other, and the fit and support of the shoe 1 can be improved. In addition, the upper surface 32 of the sole 3 and the sole 44 are likely to come into close contact with each other, and the floating of the foot 40 can be suppressed.

(2) Taking off the shoes When taking off the shoes 1, simply by releasing the coupling between the first coupling member 25 and the second coupling member 26, the constraint on the foot 40 can be released and the foot 40 can be opened wide. Since the foot 40 can be pulled out from the opening 200, the shoe 1 can be easily taken off.

3. Modifications The configurations of the shoe 1 and the upper 2 are not limited to those described above.

3-1. Modification 1
In the shoe 1 according to the embodiment described above, the base end portion 22 of the belt 21 includes a plurality of stretchable members 220, but is not limited to this.

For example, like the shoe 1 of Modification 1 shown in FIG.

3-2. Modifications 2-4
In the shoe 1 according to the above-described embodiment, the first connecting member 25 and the second connecting member 26 are hook-and-loop fasteners, but are not limited to this.

For example, the second connecting member 26 may be a hook hooked on the first connecting member 25, like the shoe 1 of Modified Example 2 shown in FIG. That is, the first coupling member 25 may be a receiving bell and the second coupling member 26 may be a hook.

For example, like the shoe 1 of Modified Example 3 shown in FIG. 8, the first coupling member 25 may include a plurality of fine protrusions, and the second coupling member 26 may include a plurality of fine protrusions. In this case, the fine protrusions forming the second coupling member 26 are fitted into the gaps between the fine protrusions forming the first coupling member 25, whereby the first coupling member 25 and the second coupling member 26 are coupled. be able to.

For example, the first coupling member 25 and the second coupling member 26 may be magnets that can be attracted to each other, like the shoe 1 of Modified Example 4 shown in FIG. In the shoe 1 of Modified Example 4, the second coupling member 26 includes a plurality of bar magnets. becomes easier to bend.

3-3. Other Modifications In the shoe 1 according to the embodiment described above, the base end portion 22 of the belt 21 is fixed to the inner shell side of the upper body 20, and the first connecting member 25 is provided to the outer shell side of the upper body 20. but not limited to. For example, the base end portion 22 may be fixed to the outer shell side of the upper body 20 and the first coupling member 25 may be provided to the inner shell side of the upper body 20 .

Reference Signs List 1 shoe 2 shoe upper 20 upper body 200 shoe opening 21 belt 22 base end 220 elastic member 23 intermediate portion 24 tip 25 first connecting member 26 second connecting member 3 sole 4 wearer 40 foot 41 ankle 42 instep 43 toe 44 sole

Claims (6)

A shoe upper configured to cover the wearer's foot when worn, comprising:
an upper body having an opening from the wearer's ankle to the instep and having a first connecting member provided on at least a portion of the outer instep side or the inner instep side;
A proximal end portion made of an elastic material fixed to the side of the upper body opposite to the side on which the first connecting member is provided, and a distal end portion provided with a second connecting member that can be connected to the first connecting member. and an intermediate portion that connects the proximal end portion and the distal end portion and spans the opening from the inner shell side to the outer shell side or from the outer shell side to the inner shell side when worn. and
The base end portion has greater stretchability than the intermediate portion,
in a state in which the connection between the first connecting member and the second connecting member is released, the tip portion hangs down by its own weight outward and downward on the side of the upper body to which the base end portion is fixed;
The base end has a load of 0.9 N or more and 2.5 N or less when the strain is 40%,
The base end portion includes a plurality of elastic members connecting the upper body and the intermediate portion ,
Upper for shoes. The base end portion is made of an elastic material,
The base end is characterized in that the load applied to the base end when the strain is 5% is 0.8 N or less,
The shoe upper according to claim 1. In a state in which the first connecting member and the second connecting member are connected and no tension is applied to the base end portion, the center line along the foot length direction of the intermediate portion corresponds to the foot length of the opening. From the center line along the direction, it is shifted to the side where the base end is provided, out of the outer shell side and the inner shell side,
The shoe upper according to claim 1 or 2 . When worn, at least part of the intermediate portion is in direct contact with the wearer's instep,
The shoe upper according to any one of claims 1 to 3 . A shoe upper configured to cover the wearer's foot when worn, comprising:
an upper body having an opening from the wearer's ankle to the instep and having a first connecting member provided on at least a portion of the outer instep side or the inner instep side;
a proximal end portion fixed to the side of the upper body opposite to the side on which the first coupling member is provided; a distal end portion provided with a second coupling member that can be coupled with the first coupling member; a belt including an intermediate portion that connects the end portion and the tip portion and spans the opening from the inner shell side to the outer shell side or from the outer shell side to the inner shell side when worn. ,
The base end portion has greater stretchability than the intermediate portion,
in a state in which the connection between the first connecting member and the second connecting member is released, the tip portion hangs down by its own weight outward and downward on the side of the upper body to which the base end portion is fixed;
In a state in which the first connecting member and the second connecting member are connected and no tension is applied to the base end portion, the center line along the foot length direction of the intermediate portion corresponds to the foot length of the opening. From the center line along the direction, it is shifted in the foot width direction to the side where the base end is provided, out of the lateral instep side and the inner instep side,
Upper for shoes. a shoe upper according to any one of claims 1 to 5 ;
a sole coupled to the shoe upper and configured to support the sole of the wearer's foot when worn;
shoes.

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