KR200370167Y1 - A footwear having dual outsole - Google Patents

Abstract

The present invention relates to a shoe having a double outsole, in a conventional shoe composed of an upper, a midsole and an outsole, the outsole is detachably formed from the shoe so that the midsole alone can be used for the sole when walking, and the outsole can be easily used as another. A shoe having a double sole which can be easily changed.

In addition, the present invention can be used by selectively detaching the outsole divided into the edge portion and the center portion, and can be combined and exchanged in a variety of combinations, the weight of the shoes, the extension of life, the degree of cushioning, aesthetics There is an effect such as increase.

Description

A shoe having dual outsole

The present invention relates to a shoe having a double sole, in a conventional shoe composed of the upper, the midsole and the outsole, the outsole is formed to be detachable from the midsole or upper, so that the midsole can be used as the sole when walking and the outsole is used as another. A shoe having a double sole which can be easily replaced.

Ordinary shoes are formed by the upper wraps around the user's foot, and the midsole and the outsole are sequentially attached to the lower part of the shoe. The midsole is formed of a material having a relatively low hardness because it mainly plays a buffer function, and the outsole directly fits the ground. It is formed of a material with high wear resistance and high friction because of contact.

Such ordinary shoes have a lifespan determined by the degree of wear of the outsole, and when the outsole becomes excessively worn, it is inevitable to replace the shoe itself.

In addition, conventional shoes have a fixed sole so that shoes having a sole of a particular shape are required in every case according to a particular use.

The present invention is devised to improve the above-described conventional shoes, by forming the outsole to be separated from the shoe, as well as using the existing outsole as a sole, as needed, the midsole can be used as the sole, An object is to provide a shoe with a double sole that can be used in exchange for another outsole.

1 is a perspective view of a first embodiment according to the present invention.

Figure 2 is a side view of the first embodiment according to the present invention.

3a and 3b is a view showing the midsole and outsole of the first embodiment according to the present invention.

Figures 4a and 4b is a sash illustration of the first embodiment according to the present invention.

5a and 5b is a view showing the midsole and the outsole of the second embodiment according to the present invention.

6a and 6b is a view showing the midsole and the outsole of the third embodiment according to the present invention.

7a and 7b is a diagram showing an outsole of a fourth embodiment according to the present invention.

8a to 8f is a view showing the midsole and outsole of the fifth embodiment according to the present invention.

9A and 9B are side views of a sixth embodiment according to the present invention.

10A and 10B are side views of a seventh embodiment according to the present invention.

<Description of the code used in the main part of the drawing>

10: midsole 12: removable groove

16: insertion hole 18: coupling groove

20: Outsole 22: Detachable protrusion

27a: notch line 28: coupling jaw

29: bottom piece 30: obi

32: band protrusion 40: upper

The present invention in the upper shoe and the midsole and the outsole, a conventional shoe, forming a detachable groove on the outer circumferential surface of the midsole, and forms a detachable protrusion coupled to the detachable groove on the inner circumferential surface of the outsole, the outsole Detachable and attachable to the midsole and characterized in that using the midsole as the sole together with the outsole.

In addition, the present invention is characterized in that it comprises a decorative strip which is coupled to the outer periphery of the midsole when the outer sole is provided with a band projection coupled to the removable groove on the inner circumference.

In addition, the present invention is formed by dividing the outsole into an edge portion and a bottom portion including sidewalls, and using a separate bottom piece that selectively forms a bottom portion.

In addition, the present invention has a dovetail groove having a dovetail groove having a cross-section of the reverse triangular shape in the front and rear direction on the lower surface, the outsole is a dovetail having a cross-section of the reverse triangular shape is coupled to the dovetail groove on the upper surface It is characterized by having a projection formed.

In addition, the present invention is characterized in that the midsole is provided with a plurality of insertion grooves on the lower surface, the outsole is formed with an insertion pin coupled to the insertion groove on the upper surface.

In addition, the present invention is characterized in that the detachable to the midsole by forming a notch divided into several detachable protrusions along the upper inner circumference of the outsole.

An embodiment of the present invention having the above-described structural features will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a first embodiment according to the present invention, Figure 2 is a side view of the first embodiment according to the present invention, Figures 3a and 3b is a view showing the midsole and outsole of the first embodiment according to the present invention, Figure 4a and 4b is a diagram showing the decorative strip of the first embodiment according to the present invention, Figures 5a and 5b is a view showing the midsole and outsole of the second embodiment according to the present invention, Figure 6a and 6b according to the present invention Figure 3 shows the midsole and the outsole of the third embodiment, Figure 7a and Figure 7b is a diagram showing the outsole of the fourth embodiment according to the present invention, Figures 8a to 8f is a diagram showing the midsole and outsole of the fifth embodiment according to the present invention 9A and 9B are side views of a sixth embodiment according to the present invention, and FIGS. 10A and 10B are side views of a seventh embodiment according to the present invention.

<First Embodiment>

2 and 3a and 3b, the first embodiment according to the present invention, in a conventional shoe, a midsole 10 having a removable groove 12 having a shape recessed around the outer circumferential surface And an outsole 20 formed at an entire circumference of an upper circumferential surface of the detachable protrusion 22 coupled to the detachable groove 12, and an upper 40.

In addition, as shown in FIGS. 4A and 4B, when the outsole 20 is removed, the first embodiment may be used by combining the sash 30 on the outer circumference of the midsole 10. Sash 30 is provided with a band projection 32 on the inner circumference is coupled to the removable groove 12, and can be formed in a variety of shapes and colors because it enhances the decorative effect on the shoe.

On the other hand, when used in the sole sole the midsole (10) can reduce the weight of the shoes can be lightened, the comfort, the midsole (10) to add a non-slip function, which is the basic function of the outsole 20 It is preferable to form irregularities of various shapes on the bottom surface.

Second and Third Embodiments

The second and third embodiments according to the present invention is a case in which the rigidity is improved by reinforcing the coupling degree of the midsole 10 and the outsole 20 in the first embodiment, and the second embodiment is shown in FIGS. As shown in 5b, the midsole 10 and the outsole 20 form a dovetail groove 14 and a dovetail protrusion 24 each having an inverted triangular cross section in the front-rear direction, so that the center portion is closely attached at the time of joining. And maintain a solid condition.

Meanwhile, in the third embodiment, as shown in FIGS. 6A and 6B, an insertion groove 16 and an insertion pin 26 are formed in the midsole 10 and the outsole 20, respectively, to the midsole 10. When the outsole 20 is coupled, the insertion pin 26 is inserted into the insertion groove 16 so that the engagement state is firm.

Here, it is obvious that the second and third embodiments may also be used for the sole sole as the midsole 10, and the sash 30 may be added.

Fourth Embodiment

The fourth embodiment according to the present invention is a case in which the ease of detachment is increased, and a notch is formed in the detachable protrusion 22 of the outsole 20 and divided into several equal parts.

As shown in FIGS. 7A and 7B, the notch may be formed as a notch line 27a linearly formed like a knife, or may be formed in the shape of a notch groove 27b having a predetermined width. It is desirable to implement suitably by varying the number and shape according to the degree of coupling.

<Fifth Embodiment>

According to a fifth embodiment of the present invention, as shown in FIG. 8A, the outsole 20 is formed by dividing the outsole 20 into an edge portion and a bottom portion including sidewalls, and a separate bottom piece 29 forming a bottom portion is selectively formed. This is an example that can be combined and used.

In general, the outsole requires abrasion resistance and high frictional force, especially wear at the edges. In this embodiment, the edge portion is formed of a material having high abrasion resistance, and the bottom piece 29 is formed of a material having a good cushioning effect to subdivide the function of the outsole 20.

In addition, in the present embodiment, by separately forming the bottom piece 29 to be selectively used, the bottom piece 29 can be reduced in weight when not in use, and when used, its hardness and shape of the bottom surface. These various bottom pieces 29 can be selectively combined to adjust the degree of cushioning and friction.

Here, in the case of using the outsole 20 alone, as shown in Figure 8b and 8c, the coupling jaw to form a coupling groove 18 in the outer peripheral portion of the bottom of the midsole 10 and is coupled to the coupling groove 18 It is preferable to form a 28 on the bottom of the outsole 20 to sufficiently resist the external force in the lateral direction to maintain a firmly coupled state.

In addition, when the bottom piece 29 is used in combination, as shown in FIGS. 8D and 8E, the coupling shape of the bottom piece 29 and the outsole 20 is formed in an inverted triangular shape so as to firmly couple the bottom piece 29. And, as shown in Figure 8a using the insertion groove 16 and the insertion pin 26 it is preferable to increase the coupling force of the central portion.

On the other hand, if the midsole 10 alone is used in the sole, as shown in Figure 8f, it is preferable to combine the decorative strip 30 to protect the outside of the midsole 10 and at the same time to enhance the aesthetic effect, At this time, it is preferable to form an uneven shape for preventing slipping on the bottom surface of the midsole 10.

Sixth Embodiment

9A and 9B, the fifth embodiment according to the present invention is an example in which the height of the rear hoof of the midsole 10 is formed relatively lower than that of the front hoof, and the outsole 20 is removed. When the midsole 10 is used alone, the fit may be different, and may be conveniently used during driving or other sit-up work.

Since the method of the embodiment described above is simply used by selectively combining the outsole 20 or the bottom piece 29, or using the midsole 10 after removal, the detailed description is unnecessary. As such, it will be omitted here. However, if attaching some things about the feasibility, it is as follows.

Referring to the soccer shoes shown in Figure 10a, originally manufactured to be used in the grass field football shoes when the protruding on the floor when moving out of the turf field rapidly increases the wear phenomenon that the service life is relatively short. In this case, since the entire football shoe needs to be replaced, an economical improvement is necessary. As shown in FIG. 10B, when the detachable outsole 20 is coupled to the bottom of the football shoe, the outsole 20 is walked with the outsole 20 coupled to the outside of the game time. When used in a real stadium, it can be used to remove unnecessary wear on spikes, which can extend the life of expensive soccer shoes and improve the performance of players.

In addition, the above-described method may be configured differently. That is, when the midsole 10 of the soccer shoe is formed for walking, and the conventional outsole 20 is configured to be detachable and attachable to the midsole 10, normally, the walking out after removing the outsole 20, and playing When using a combination of the outsole 20 is formed spikes can achieve the same purpose. In this case, it is a matter of course that a means for firmly coupling the outsole 20 should be considered so that the combined state is sufficiently maintained against various external forces generated during the game.

On the other hand, the detachable method of the outsole 20, in addition to using the detachable groove 12 and the detachable protrusion 22, it is also possible to use a zipper coupled to the upper and the outsole 20 to open and close in the outer peripheral direction. Also, consider using a tick button.

Although the present invention has been described by the accompanying drawings, it can be variously applied to various kinds of shoes, and can be applied to any number of applications within the scope of the following claims.

The present invention has the effect that can be used as the sole, as well as the outsole as needed.

In addition, the present invention has the effect that the shoes can be lightened by removing the outsole or the bottom piece of the outsole.

In addition, the present invention is to protect the outside of the midsole by adding a decorative strip to the outer peripheral edge of the midsole, as well as to enhance the decorative effect.

In addition, the present invention is used to selectively detach the outsole and the bottom piece, so as to extend the life of the shoe, there is an effect that can be combined and exchanged in a variety of combinations.

Claims (6)

In a conventional shoe composed of an upper, a midsole and an outsole, a detachable groove is formed on an outer circumferential surface of the midsole, a detachable protrusion is formed on an inner circumferential surface of the outsole to correspond to the detachable groove, and the outsole is detached from the midsole. And using the midsole as an outsole in conjunction with the outsole. The method of claim 1, Footwear having a double sole, characterized in that provided with a band projection coupled to the detachable groove on the inner circumference and the decorative strip is wrapped around the outer circumference of the midsole when the outsole is removed. The method of claim 1, The outsole is formed by dividing the edge portion and the bottom portion including the side wall, shoes having a double sole, characterized in that used by selectively combining the separate bottom pieces forming the bottom portion. The method according to any one of claims 1 to 3, The midsole has a dovetail groove having an inverted triangular cross section in the front and rear direction on the lower surface, and the outsole is formed with a dovetail protrusion having an inverted triangular cross section coupled to the dovetail groove in the upper surface. Shoes having a double sole. The method according to any one of claims 1 to 3, The midsole is provided with a plurality of insertion grooves on the lower surface, the outsole is a shoe having a double sole, characterized in that the upper surface is formed with an insertion pin coupled to the insertion groove. The method according to any one of claims 1 to 3, The outsole is a shoe having a double sole, characterized in that the notch for dividing the detachable protrusion into several along the upper inner circumference to facilitate the detachable to the midsole.