JP3058953U - Non-slip and size adjustment shoe inner - Google Patents

Abstract

(57) [Summary] [Problem] To solve the problem of the present invention is to prevent the sole from slipping in the shoe and adjust the width of the middle foot of the shoe even if the shoe has a widened middle foot. It is an object of the present invention to provide a non-slip and size-adjustable shoe inner. SOLUTION: Shoes inner 1 for non-slip and size adjustment
Numeral 0 is formed by sandwiching the cushion sheet portion 12C between the top sheet portion 12A and the back sheet portion 12B. The inside portion 1 is formed at one side of the main body portion 14 formed at the center of the inner shoe 10 for preventing slip and size adjustment.
The outside portion 20 is continuously formed on the other side. An adhesive portion 26 is provided on the back sheet portion 12B of the main body portion 14. Further, the main body 14,
A plurality of ventilation holes 30 are formed through the inside portion 16 and the outside portion 20.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 TECHNICAL FIELD The present invention relates to a non-slip and size-adjustable shoe inner attached to the inside of the midfoot of a shoe to prevent the sole (sole) from slipping and to adjust the size of the shoe.

[0002]

[Prior art]

 If you keep wearing your shoes for a long time, the part of the foot from the joint at the base of the toe (metatarsal joint) to the corresponding part of the metatarsal (referred to as the "metafoot part") will be the midfoot part of the shoe (the foot) The part of the shoe corresponding to the midfoot part of the shoe is expanded, and the width of the midfoot part of the shoe becomes wider. In particular, in shoes such as high heels, which have a higher heel than the toe, the foot unconsciously moves toward the toe of the shoe, and the width of the midfoot of the shoe tends to increase. Wearing such a shoe with an enlarged middle foot portion results in a problem that the size of the shoe becomes substantially large, the foot and the shoe do not fit, the sole becomes slippery in the shoe, and it becomes difficult to walk. In addition, when shoes that do not fit are worn, there is a problem that a leg is easily formed on a toe portion of a foot or a distant cause of hallux valgus. In order to solve the above-mentioned problem, a sheet-shaped non-slip sheet has been proposed that is attached to the bottom of the middle foot of the shoe and abuts on the sole to prevent the sole from slipping in the shoe. I have. However, since this anti-slip sheet is located only on the bottom of the midfoot of the shoe, the contact area with the sole is small and it is insufficient to prevent the sole from slipping in the shoe.

[0003]

[Problems to be solved by the invention]

 The present invention has been made in view of the above facts, and it is intended to prevent the sole from slipping in the shoe and adjust the width of the midfoot portion of the shoe even when the shoe has an expanded midfoot portion. It is an object of the present invention to provide an inner shoe for anti-slip and size adjustment.

[0004]

Means for Solving the Problems The invention of claim 1 is an inner shoe for size adjustment and non-slip, which is provided in the middle foot part of the shoe and corresponds to the periphery of the joint at the base of the toe. A body portion provided at the bottom of the midfoot portion of the shoe and having a cushion layer formed thereon; and an inside portion formed continuously on one side of the main body portion and corresponding to the shoe inside portion of the midfoot portion of the shoe. An outside portion continuously formed on the other side of the main body portion and corresponding to the shoe outside portion of the midfoot portion of the shoe; and an outside portion provided on the back surface of the main body portion and adhered to the bottom portion of the midfoot portion of the shoe. It is characterized by having an adhesive portion and a ventilation hole formed through at least one of the main body portion, the inside portion or the outside portion. The invention according to claim 2 is an inner shoe for size adjustment and anti-slip which is provided in the middle foot of the shoe and corresponds to the periphery of the joint of the base of the toe, and is provided at the bottom of the middle foot of the shoe. A main body portion disposed, an inside portion formed continuously on one side of the main body portion and corresponding to a shoe inside portion of a midfoot portion of the shoe, and a midfoot portion formed continuously on the other side of the main body portion. And an adhesive portion provided on the back surface of the main body and adhered to the bottom of the midfoot of the shoe.

[0005]

[Embodiment of the invention]

 1 to 5 show a first embodiment of a non-slip and size-adjustable shoe inner disposed in a middle foot portion of a shoe. As shown in FIG. 2, a shoe-shaped insole 2 is fixed to the inside of the shoe 1 on which the inner shoe 10 for non-slip and size adjustment according to the present invention is disposed. As shown in FIG. 1, the inner shoe 10 for anti-slip and size adjustment is formed by stamping a sheet-like material 12. As shown in FIGS. 4 and 5, the sheet material is formed into a three-layer longitudinal section by sandwiching the cushion sheet portion 12C as a cushion layer between the top sheet portion 12A and the back sheet portion 12B. Have been. In this embodiment, the top sheet portion 12A and the back sheet portion 12B are formed of vinyl chloride, and the cushion sheet portion 12C is formed of sponge. As shown in FIG. 2, a main body 14 formed in the center of the inner shoe 10 for anti-slip and size adjustment is formed in a size corresponding to the bottom 3A of the middle foot 3 of the shoe 1. An inside portion 16 corresponding to the shoe inside portion 3B of the middle foot portion 3 of the shoe 1 is continuously formed on one side of the main body portion 14. An arc-shaped fold line 18 (see FIG. 1) is formed between the inside portion 16 and the main body portion 14 so that the inside portion 16 can be easily bent along the fold line 18. . An outside portion 20 corresponding to the shoe outside portion 3C of the midfoot portion 3 of the shoe 1 is continuously formed on the other side of the main body portion 14. An arc-shaped fold curve 22 (see FIG. 1) is formed between the outside portion 20 and the main body portion 14, so that the outside portion 20 can be easily bent along the fold curve 22. ing. Therefore, when the shoe inner 10 for anti-slip and size adjustment is inserted into the middle foot 3 of the shoe 1 and the main body 14 is disposed on the bottom 3A of the middle foot 3 of the shoe 1, the inside 16 is bent. At 18, the shoe 1 bends along the shoe inside 3 </ b> B, and the outside portion 20 bends at the fold curve 22 along the shoe outside 3 </ b> C of the shoe 1. As shown in FIG. 3, an adhesive portion 26 is provided on the back sheet portion 12B of the main body portion 14 so that the inner shoe 10 for anti-slip and size adjustment can be attached to the inside of the middle foot portion 3 of the shoe 1. It has become. The adhesive paper 26 is covered with a release paper 28 so that it does not inadvertently adhere. A plurality of ventilation holes 30 are respectively formed through the main body portion 14, the inside portion 16 and the outside portion 20 of the inner shoe 10 for non-slip and size adjustment so as to prevent stuffiness.

Next, the operation of the first embodiment will be described. When the shoe 10 for anti-slip and size adjustment according to the present invention is attached to the inside of the shoe 1 in which the middle foot portion 3 is expanded, first, the release paper 28 is peeled off from the back sheet portion 12B, and the shoe for anti-slip and size adjustment is provided. The inner 10 is put into the middle foot 3 of the shoe 1, and the body 14 is arranged corresponding to the bottom 3 </ b> A of the middle foot 3 of the shoe 1. Then, the adhesive portion 26 adheres to the bottom 3A of the midfoot 3 of the shoe 1, and the inner shoe 10 for anti-slip and size adjustment is attached. The inside portion 16 of the shoe inner 10 for anti-slip and size adjustment is folded along the folding curve 18 and rises along the shoe inside portion 3B of the shoe 1. On the other hand, the outer side portion 20 of the shoe inner 10 for non-slip and size adjustment is folded along the folding curve 22 and rises along the shoe outside portion 3C of the shoe 1. As a result, in the non-slip and size-adjustable shoe inner 10, the body portion 14 corresponds to the bottom 3A of the shoe 1, the inside portion 16 corresponds to the shoe inside portion 3B of the shoe 1, and the outside portion 20 corresponds to the shoe 1 of the shoe 1. The shoe 1 is attached to the middle foot portion 3 of the shoe 1 in a state corresponding to the outside portion 3C. Therefore, even if the shoe 1 with the extended middle foot 3 is worn, the sole of the middle foot of the foot abuts against the main body 14 of the inner shoe 10 for non-slip and size adjustment, and the side of the middle foot is non-slip. Also, since the inner portion 16 and the outside portion 20 of the size adjusting shoe inner 10 are respectively in contact with each other, the sole of the shoe 1 can be prevented from slipping in the shoe 1, so that the walking comfort does not deteriorate. In addition, even when the shoe 1 with the extended middle foot portion 3 is worn, the gap formed between the middle foot portion of the foot and the middle foot portion 3 of the shoe 1 is prevented from slipping and the inside portion 1 of the shoe inner 10 for size adjustment. 6 and the outside portion 20, the clearance can be eliminated and the foot can be worn with the foot fitted to the shoe 1. This will also help prevent leg formation and prevent hallux valgus. Moreover, since the cushion seat portion 12C formed of sponge exists between the top sheet portion 12A and the back sheet portion 12B of the sheet material 12 constituting the inner shoe 10 for non-slip and size adjustment, Fine adjustment can be performed by contracting and shrinking the cushion seat portion 12C, so that the shoe 1 can be fitted and worn. Further, since the cushion seat portion 12C is formed in the main body portion 14 of the shoe inner 10 for anti-slip and size adjustment, the weight applied to the middle foot portion of the foot can be reduced. In addition, since the cushion seat portion 12C is formed on the main body portion 14 of the anti-slip and size-adjustable shoe inner 10, the anti-slip and size-adjustable shoe inner 10 is used in the case of a thin-soled shoe 1 or a hard-soled shoe 1. Can be used as cushion.

FIG. 6 shows an inner shoe 40 for non-slip and size adjustment according to a second embodiment. Note that the same components as those of the first embodiment are denoted by the same reference numerals, and description thereof is omitted. The inner shoe 40 for non-slip and size adjustment of this embodiment is different from the inner shoe 10 for anti-slip and size adjustment of the first embodiment, and the inner shoe 40 for non-slip and size adjustment is a one-layer sheet-like material 42. Is formed. In addition, the ventilation holes 30 are not formed in the main body portion 14, the inside portion 16, and the outside portion 20 of the inner shoe 40 for non-slip and size adjustment. Therefore, the number of steps for manufacturing the inner shoe 40 for preventing slippage and size adjustment can be reduced as compared with the number of steps for manufacturing the inner shoe 10 for preventing slippage and size, and the product cost can be reduced. The other configuration and operation are the same as those of the anti-slip and size-adjusting shoe inner 10 of the first embodiment, and a description thereof will be omitted.

In the first embodiment, the top sheet portion 12A and the back sheet portion 12B are formed of vinyl chloride, and the cushion sheet portion 12C is formed of sponge. However, the material is not limited to these.

[0009]

[Effect of the invention]

 As described above, the non-slip and size-adjustable shoe inner according to the present invention can prevent the sole from slipping in the shoe even when wearing shoes with a widened midfoot, and fit without gaps. It has an excellent effect that shoes can be worn in a worn state.

[Brief description of the drawings]

FIG. 1 is a perspective view of an inner shoe for adjusting slip and size according to a first embodiment.

FIG. 2 is a perspective view showing a use state of the shoe inner for slip prevention and size adjustment of the first embodiment.

FIG. 3 is a bottom perspective view of the shoe inner for slip prevention and size adjustment according to the first embodiment.

FIG. 4 is a sectional view taken along line AA of FIG. 1;

FIG. 5 is a sectional view taken along line BB of FIG.

FIG. 6 is a perspective view of an inner shoe for adjusting slip and size according to a second embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Non-slip and size adjustment shoe inner 12C ... Cushion seat part 14 ... Body part 16 ... Inside part 18 ... Fold curve 20 ... Outside part 22 ... Fold curve 26 ... Adhesive part 30 ... Vent hole 40 ... Slip inner and inner shoe for size adjustment

Claims (2)

[Utility model registration claims] 1. An inner shoe for size adjustment and non-slip which is provided in a middle foot portion of a shoe and corresponds to a peripheral portion of a joint of a base of a toe, and is provided at a bottom portion of a middle foot portion of the shoe. A main body portion having a cushion layer formed thereon, an inside portion continuously formed on one side of the main body portion and corresponding to the shoe inside portion of the midfoot portion of the shoe, and a continuously formed portion on the other side of the main body portion. An outside portion corresponding to the shoe outside portion of the midfoot portion of the shoe, an adhesive portion provided on the back surface of the main body portion and adhering to the bottom portion of the midfoot portion of the shoe, and the main body portion or the inside portion or the outside. And a ventilation hole formed through at least one of the side portions. 2. An inner shoe for size adjustment and non-slip, which is provided in a middle foot portion of a shoe and corresponds to a periphery of a joint of a base of a toe, and is disposed on a bottom portion of a middle foot portion of the shoe. A main body portion, an inside portion continuously formed on one side of the main body portion and corresponding to the shoe inside portion of the middle foot portion of the shoe, and a middle foot portion shoe formed continuously on the other side of the main body portion. An inner shoe for non-slip and size adjustment, comprising: an outside portion corresponding to the outside portion; and an adhesive portion provided on a back surface of the main body portion and adhered to a bottom portion of the midfoot portion of the shoe. .