JPH08154701A - Freely stretchable shoes - Google Patents

Abstract

PURPOSE: To make shoes usable to their intrinsic life without hindering correct walking by coupling instep shoes covering the instep of the foot and heel shoes covering the heel of the foot adjustably in stretching by mounting means. CONSTITUTION: The freely stretchable shoes are formed by coupling the instep shoes 3 covering the instep of the foot and the heel shoes 5 covering the heel of the foot adjustably in stretching by the mounting means. The instep shoes 3 are mounted with instep leather 7 covering the instep of the foot on front bottoms and are formed with apertures 11 for insertion of the heel shoes 5 at the rear ends. The instep leather 7 is formed from the front end of the instep shoes 3 to middle body parts 13 and half of heels 15. Book-and-loop fasteners 17 are mounted on both side faces on the inner side of the instep leather 7 from the middle body parts 13 to the rear ends. The heel shoes 5 are mounted with instep leather 27 covering the heel of the foot from the heels 15 near to the front ends of insoles 21 and the front ends thereof are opened and are inserted forward from the apertures 11 of the instep shoes 3. Hook-and- loop fasteners 31 are mounted on both side faces on the outer side of the instep leather 27 from the middle body parts 29 toward the heels 15 and are tightly adhered to the hook-and-fasteners 17, by which the instep shoes 3 and the heel parts 5 are coupled.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a retractable shoe whose shoe length can be adjusted according to the growth of the foot of a child or the like.

[0002]

2. Description of the Related Art Conventionally, for a shoe to be worn by a child or the like, a shoe that fits best is selected from shoes of various sizes according to the growth thereof, especially the development of the foot, and the shoe is worn.

[0003]

[Problems to be Solved by the Invention] The growth of children and the like, especially the growth of the feet, is particularly fast, and the shoes that have been previously purchased become too small to be worn, and it is necessary to purchase and wear larger shoes. , Often experience. In such a case, even though the shoes can be used sufficiently, they are unavoidably discarded, and the economic loss is not just a household problem.

[0004] In addition, in consideration of the growth of the feet of children and the like, it is sometimes possible to wear shoes with a size that allows for advance.
If the space for the growth is too large, the gait may be impaired or the child's health may be impaired.

An object of the present invention is to adjust the length of a shoe in accordance with the growth of a child's foot so that the shoe can be used for its original life without hindering correct walking. It is to provide elastic shoes.

[0006]

In order to solve the above problems, the present invention divides a shoe into an instep shoe covering the instep of the foot and a heel shoe covering the heel section of the foot, and The heel shoe is joined to the shoe by attaching means so that the foot length of the shoe can be adjusted to extend and contract.

Also, the heel shoe toe portion is inserted through the opening of the instep, and a plurality of small projections are formed at appropriate positions above the outsole of the instep at appropriate intervals. The upper shoe and the heel shoe are detachably coupled by fitting into a large number of small holes formed in the insole of the heel shoe that fits into the protrusions, and both inner side surfaces of the middle abdomen of the upper shoe and The outer shoes and the outer side surfaces of the heel shoe abdomen that overlap with the inner side surfaces are detachably attached with a hook-and-loop fastener, and the upper shoe and the heel shoe are joined so that they can be stretched and adjusted. Made up a stretchable shoe.

Further, the outer sole of the upper shoe and the inner sole of the heel shoe are slidably coupled to each other through a slide mechanism,
Further, the slide mechanism is locked at an appropriate position by a locking means, and both inner side surfaces of the upper abdomen of the upper shoe and both outer side surfaces of the middle abdominal portion of the heel shoe overlapping the both inner side surfaces of the upper shoe are surface fasteners. The upper and lower shoes are joined to each other so that they can be stretched and adjusted, and a stretchable shoe is constructed.

[0009]

[Working] In the retractable shoe according to the present invention, an instep shoe that covers the instep portion of the foot and a heel shoe that covers the heel portion of the foot are joined by an attaching means so as to be adjustable in extension and contraction. There is. Depending on the growth of the foot of a child or the like, the upper shoe and the heel shoe are disconnected from each other, and the foot length of the shoe is adjusted to a position that most fits the size of the foot of the child or the like.

The upper shoes and the heel shoes are fitted with a plurality of small projections provided at appropriate intervals above the outsole of the upper shoes into a large number of small holes formed in the middle sole of the heel shoe. By joining and disengaging these small protrusions, the heel shoe can be moved back and forth, the foot length of the shoe can be adjusted, and the upper shoe and the heel shoe can be firmly joined. .

The upper sole of the upper shoe and the inner sole of the heel shoe are slidably coupled to each other through a slide mechanism, and the slide mechanism is locked at an appropriate position by a locking means. As a result, the foot length of the shoe can be finely adjusted, and the upper shoe and the heel shoe are firmly coupled.

Further, the inner side surfaces of the upper abdomen of the upper and the outer side surfaces of the middle abdomen of the heel which overlaps with the inner side of the upper are detachably adhered to each other by means of a hook-and-loop fastener. The shift and separation are suppressed, resulting in a stronger bond.

Further, by making it possible to easily adjust the length of the foot of the shoe, the shoe can be used for the life of the shoe, and the correct walking of a child or the like is not hindered.

[0014]

EXAMPLES An example according to the present invention will be described in detail below with reference to the drawings. The retractable shoe 1 according to the present invention is
As shown in FIG. 1, an upper shoe 3 for covering the upper part of the foot and a heel shoe 5 for covering the heel part of the foot are joined by an attaching means so as to be adjustable in expansion and contraction.

As shown in FIG. 2A, the upper 3 has an upper 7 covering the upper of the foot attached to the outsole 9, and the rear end of the upper 3
An opening 11 for inserting the heel shoe 5 is formed.

The upper 7 has a middle abdomen 13 from the tip of the upper 3.
Also, the surface fasteners 17 are formed up to the middle of the heel 15, and the surface fasteners 17 are attached to both inner side surfaces of the upper 7 from the middle abdomen 13 to the rear end.

As shown in FIG. 2B, small protrusions 19 are provided on the front bottom 9 so as to extend upward from the front bottom 9 at regular intervals in the vertical and horizontal directions. The small protrusion 19 has a height at least about the same as the thickness of the insole 21.
It must be of a thickness that fits into the small hole 23 formed in the. By making the tip of the small projection 19 a spherical shape slightly larger than the small hole 23 and fitting this into the small hole 23, the small projection 19 is less likely to come off than the small hole 23.
The outsole 9 and the insole 21 are more firmly bonded. The interval between the small projections 19 projecting vertically and horizontally is a unit for expanding and contracting the foot length of the shoe. Therefore, if the interval is too large, it becomes difficult to adjust the size of the foot.

The elastic width of the elastic shoe is reasonably small when the foot length of the shoe is minimized in consideration of the width (with) of the stepped part of the foot called ball = joint and the allowance of the toe part. It must be of a size that fits the entire foot, and to that extent the stretch width will be determined.

In this embodiment, the instep 25 is attached to the upper part of the foot.
By using shoelaces, rubber or hook-and-loop fasteners in addition to the tongue 25, it is possible to firmly fix the foot to the shoe and give the foot a sense of stability. Even shoes slightly larger than the width can obtain a proper fit.

As shown in FIG. 3 (a), in the heel shoe 5, an upper 27 covering the heel of the foot is attached from the heel 15 to a position near the front end of the insole 21, and the front end is opened to form an instep. The shoe 3 is inserted and fitted forward from the opening 11.

A hook-and-loop fastener 31 is attached to both sides of the upper 27 from the middle abdomen 29 to the heel 15, and the hook-and-loop fastener 17 attached to the upper 3 is attached.
The instep shoes 3 and the heel shoes 5 are joined to each other by closely contacting with each other.

The insole 21 is formed from the heel 15 to the toe 33 as shown in FIG.
A small hole 23 that fits into a small projection 19 that is provided on the front bottom 9 is formed in the base 1. By forming the small hole 23 to be slightly wider than the small protrusion 19 protruding from the outsole 9 to the front, even when the foot length of the shoe is extended, the small protrusion 19
Does not give a foreign body feeling by directly touching the foot.

If necessary, a cushion material or a reinforcing material may be inserted between the front bottom 9 and the insole 21, or an insole may be laid on the insole 21.

Further, as shown in FIG. 4, the outsole 9 of the upper 3
Instead of the small projections 19 and the small holes 23 of the insole 21 of the heel shoe 5, a hook-and-loop fastener 35 may be used for connection.

The upper 3 and the heel shoe 5 may be slidably connected to each other through a slide mechanism so as to be slidable back and forth, and after the foot length of the shoe is adjusted, it may be locked by a locking means. That is,
As shown in FIG. 5A, the upper surface of the outsole 9 of the upper 3 has
Two slide recesses 37 having a narrow frontage from the front end to the rear end of the upper 3 are formed in the longitudinal direction, and the two slide recesses 3 are formed.
On the outer side of 7, the engaging holes 39 facing each other at appropriate positions are formed up to the middle of the thickness of the front bottom 9.

The bottom surface of the insole 21 of the heel shoe 5 is shown in FIG.
As shown in FIG. 2, two slide protrusions 41 having a wide tip end that fit into the slide recesses 37 are formed in the longitudinal direction from the front end of the heel 15 of the heel shoe 5 to the toe portion 33. A through hole 43 is formed outside the portion 41 so as to be in the same position as the locking hole 39. The sliding concave portion 37 and the sliding convex portion 41 are fitted to each other to form the opening 11 of the upper 3
By sliding the toe 33 of the heel shoe 5 forward, the upper shoe 3 and the heel shoe 5 are joined together.

An insole 45 is laid so as to cover the insole 21 of the heel shoe 5, and the lower surface of the insole 45 is, as shown in FIG.
Two locking projections 47 are provided downward at positions where the locking projections 47 penetrate the through holes 43 and are locked in the locking holes 39. The slide concave portion 37 and the slide convex portion 41 are braked by being locked by the locking projection 47, and the upper shoe 3 and the heel shoe 5 are coupled.

The upper shoe 3 and the heel shoe 5 are more firmly joined by closely contacting the surface fasteners 17 and 31 attached to both side surfaces thereof.

The stretchable shoe 1 according to the present invention is stretched and adjusted as follows according to the growth of the foot of a child or the like. The hook-and-loop fasteners 17 and 31 attached to the inner side surfaces of the upper shoe 3 and the outer side surfaces of the heel shoe 5 are separated from each other, and the heel shoe 5 is lifted upward to project on the outsole 9 of the upper shoe 3. Small protrusion 1
9 and the small hole 23 formed in the insole 21 of the heel shoe 5 are separated from each other, and the upper shoe 3 and the heel shoe 5 are separated from each other. Next, the heel shoes 5 are moved back and forth, and the small projections 19 and the small holes 23 are repeatedly inserted and removed until the position fits most to the size of the foot of a child or the like. Then, the small projections 19 and the small holes 2 are placed at the optimum positions.
The surface fastener 1 attached to the side surfaces of the upper 3 and the heel shoe 5 by fitting the outer sole 9 and the inner sole 21 together by fitting 3 with
By closely contacting 7 and 31, the upper 3 and the heel shoe 5 are more firmly coupled.

When the above-mentioned slide mechanism is used, the upper 3 and the heel shoe 5 are locked at a position where the upper 3 and the heel shoe 5 are slid back and forth to best fit the size of the foot of a child or the like. The protrusion 47 fixes and joins.

The present invention is not limited to the above embodiment, but may be modified appropriately.

[0032]

EFFECTS OF THE INVENTION Since the retractable shoe according to the present invention is configured by separating the shoe into an upper shoe that covers the instep portion of the foot and a heel shoe that covers the heel portion of the foot, it is suitable for children and the like. It is possible to adjust the extension and contraction of the foot length of the shoe according to the growth of the foot.

The upper shoes and the heel shoes have a large number of small projections projecting above the outsole of the upper shoe at appropriate intervals and fitted into a large number of small holes formed in the middle sole of the heel shoe. Since they are joined together, a strong joint can be easily obtained, and by making the intervals of the small holes close, adjustment can be made at the position that most fits the size of the foot of a child or the like. Become.

The outer sole of the upper shoe and the inner sole of the heel shoe are slidably coupled to each other through a slide mechanism, and the slide mechanism is locked at an appropriate position by a locking means. This makes it possible to finely adjust the foot length of the shoe.

Further, the hook-and-loop fasteners attached to both side surfaces of the upper shoe and the heel shoe firmly adhere the both side surfaces of the upper shoe and the heel shoe, and the upper shoe and the heel shoe can be easily separated from each other. .

Further, since the foot length of the shoe can be easily adjusted to be expanded and contracted, changing the foot length of the shoe according to the growth of the foot of a child or the like does not hinder correct walking. , Can be used until the original life of the shoe.

[Brief description of drawings]

FIG. 1 is a perspective view showing a stretchable shoe with an upper shoe and a heel shoe combined.

FIG. 2 (a) is a perspective view showing an upper shoe. (B) It is a top view which shows upper shoes.

FIG. 3 (a) is a perspective view showing a heel shoe. (B) It is a top view which shows a heel shoe.

FIG. 4 is a plan view showing a heel shoe according to another embodiment.

FIG. 5 (a) is a cross-sectional view of an upper shoe AA according to another embodiment. (B) It is a heel shoe BB sectional drawing which concerns on another Example. (C) It is a partial enlarged view showing a slide locking means.

[Explanation of symbols]

 1 Flexible shoes 3 Upper shoes 5 Heel shoes 7 Upper 9 Outer sole 11 Opening 13 Middle abdomen 15 Heel 17 Face fastener 19 Small protrusion 21 Middle sole 23 Small hole 25 Bellow 27 Upper 29 Middle abdomen 31 Face fastener 33 Toe 35 hook-and-loop fastener 37 slide concave part 39 locking hole 41 slide convex part 43 through hole 45 insole 47 locking projection

Claims (3)

[Claims] [Claim 1] A shoe is divided into an upper shoe that covers the instep of the foot and a heel shoe that covers the heel of the foot, and the upper shoe and the heel shoe are
A stretchable shoe characterized in that the length of the shoe is stretchably adjustable by an attaching means. 2. The small protrusions, which are inserted at the upper shoe toe and are fitted in the upper shoe toe portion, and which are provided at a proper position and above the outsole of the shoe shoe at a proper interval. The upper shoe and the heel shoe are detachably coupled by fitting into a large number of small holes formed in the insole of the heel shoe that fits into the protrusions, and both inner side surfaces of the middle abdomen of the upper shoe and The outer shoes and the outer side surfaces of the heel shoe abdomen that overlap with the inner side surfaces are detachably attached with a hook-and-loop fastener, and the upper shoe and the heel shoe are joined so that they can be stretched and adjusted. The stretchable shoe according to claim 1. 3. A front sole of the upper shoe and an insole of the heel shoe are slidably coupled to each other through a slide mechanism, and the slide mechanism is locked by a locking means at an appropriate position. At the same time, the inner side surfaces of the upper shoe abdomen and the outer side surfaces of the heel shoe abdomen that overlap with the inner side surfaces are detachably attached by hook-and-loop fasteners, and the upper shoe and the heel shoe. Stretchable shoes, characterized in that they are combined so that they can be stretched and adjusted.