WO2012077934A2

WO2012077934A2 - Correcting and balancing shoes having springs

Info

Publication number: WO2012077934A2
Application number: PCT/KR2011/009264
Authority: WO
Inventors: 권동혁
Original assignee: Kwon Dong-Hyuk
Priority date: 2010-12-08
Filing date: 2011-12-01
Publication date: 2012-06-14
Also published as: CN102834028A; EP2649895A4; EP2649895A2; EP2649895B1; CN102834028B; WO2012077934A3; JP2013523207A; JP5227481B2; US20130019502A1; KR101056200B1

Abstract

The present invention relates to correcting and balancing shoes having springs comprising: a rear bottom sole (200) which is coupled to a rear portion of a bottom surface of shoe uppers (100), which has at a rear portion thereof a joint groove (220) with a cross-shaped groove (222), wherein the joint groove (220) is opened downwardly, and which has a center key (242) protruding from a front portion thereof and screw grooves (252) formed at the left and right sides of the center key (242); a front bottom sole (300) coupled to a front portion of the bottom surface of shoe uppers (100); a spring holder (400) including a coil-type spring (420) having a width gradually decreasing from the bottom to the top thereof, an upper holder plate (440) formed integrally with a top of the coil-type spring (420) and a lower holder plate (460) formed integrally with a bottom of the coil-type spring (420); a fastener (500) which penetrates through the shoe uppers (100), and which fastens the spring holder (400) at the state where the head of the fastener (500) meets the shoe uppers (100); and a bottom sole (600) which has one side bent to form a bent end (620), wherein the bent end (620) has a key groove (622) for the insertion of the center key (242) and bolt holes (624) formed at both sides of the bent end (620) for passage of bolts (660) to be threaded into the respective screw grooves (252), wherein the bottom sole (600) has the other side integrally coupled to a lower surface of the lower holder plate (460).

Description

Orthodontic balance spring shoes

The present invention relates to a spring shoe having a spring on the rear bottom of the shoe, and more particularly, to allow the top and bottom of the spring to be horizontal even when a vertical load occurs so that the pedestrian's foot always has an even elastic load. Of course, it relates to a calibration balance spring shoes so that there is no noise generated even when the spring is compressed.

In general, spring shoes are provided on the bottom of the shoe to absorb the impact force from the ground when a person walks.

In the case of wearing spring shoes, jumping force by spring elastic force can be provided when walking or running. It has been applied for amusement by children in the past, but if the same movement is repeated for the same time, more exercise volume can be obtained when wearing normal sneakers. In recent years, the lack of exercise time has gained a lot of response for a lot of exercise or diet by adults.

In addition, the recent spring shoes have been changed to a variety of structures by suggesting a variety of ideas, but most of them are located between the sole of the shoe and the bottom plate that is in close contact with the ground and then through the fasteners such as bolts at the center of the spring Taking the method of coupling to the sole or the bottom plate of the shoe is possible to manufacture the initial shoe, but there was a problem that repair and replacement work is difficult when the spring is damaged.

That is, in order to support the upper and lower ends of the spring, the rear bottom surface of the shoe sole and the fixing plate provided on the bottom plate are fastened through the screws so as to be detachable, and the end of the spring is fixed to the fixing plate by being fitted into the fixing plate.

However, the spring shoe has a problem that the end of the spring may be detached when the sole and the sole of the shoe is excessively twisted, so that there is a problem of lack of safety, and the upper and lower ends of the spring are coupled to the sole and the sole of the shoe in a fixed state. There was a problem in that the spring balance can not be adjusted or adjusted to fit their body shape.

In addition, the spring provided between the sole and the sole of the shoe is always in the state exposed to the outside, when the foreign matter, such as the penetration of the exposed spring when the compression and restoring force of the spring is a dangerous problem caused by the lowering of the compressive force.

In addition, the bottom plate supporting the spring is separated from the shoe sole has been a problem that the bottom plate is bent or easily worn during frequent use.

To solve this problem, the sole of the shoe is supported on the ground and the ground, and the bottom plate fixing the spring can be firmly fixed to the bottom of the spring, and can be easily separated from the bottom of the spring so that the user can easily remove and replace. In addition, a spring shoe that allows the spring supporting sole to be detachably connected to the front of the sole of the shoe and can be pivoted from the front of the sole to allow the spring to stably support the heel of the foot when walking is patented. -0947670 "Spring shoes" have been presented.

However, in the above case, as well as the beauty of the appearance as well as the assembly and replacement work can be made easily, there has been a problem that noise occurs in the rotational part, etc. when walking after wearing the spring shoes.

Accordingly, the present invention was devised to solve the above problems.

The object of the present invention,

first; It is to prevent noise from spring connection when walking after wearing spring shoes.

second; The top and bottom of the spring can be maintained in a stable horizontal to have a stable elastic support even in the case of repeated vertical loads.

third; It is easy to assemble and manufacture, so that the cost can be greatly reduced.

The object of the present invention is not limited to the above-mentioned object, and other objects not mentioned will be clearly understood by those skilled in the art from the following description.

In order to achieve the above object, the present invention, the shoe is made of a synthetic resin material, is coupled to the rear side of the bottom of the shoe upper, shoe rear bottom plate is formed so that the coupling groove is opened downward in the rear bottom; A shoe front bottom plate coupled to a bottom front side of the shoe upper in a form of a rear side surrounding the front side of the shoe rear bottom plate; A coil spring having a shape of gradually narrowing from a lower side to an upper side, an upper holder plate integrally formed at an upper end of the coil spring and inserted into the coupling groove in an anti-rotation state, and a lower end of the coil spring A spring holder made of a lower holder plate integrally formed to maintain a horizontal; A fastener sequentially passing through the center of the shoe upper and the coupling groove and fitted into a screw groove formed at the center of the upper holder plate in a state where the head is caught by the shoe upper; It is made of a soft synthetic resin material, a bent end is formed on one side is detachably coupled to the bottom plate of the shoe, the other side is bottom plate which is integrally coupled to the bottom of the lower holder plate; .

Here, the cross groove is formed on the surface of the coupling groove, the cross protrusion is formed on the upper surface of the upper holder plate is preferably to prevent rotation when coupling with each other.

In addition, a screw groove is formed on both the left and right sides of the middle key having a protruding shape on the front bottom surface of the shoe rear base plate and the middle key; It is preferable that a key groove is formed at the bent end of the bottom plate so that the intermediate key is fitted, and bolt holes are formed at both sides thereof so that bolts respectively screwed to the screw grooves pass therethrough.

The present invention, the upper and lower holder plate is integrally coupled to the upper and lower sides of the coil-like spring, but is coupled while controlling the thickness of the upper and lower holder plate to give an even elastic force when generating a vertical load.

In addition, when the spring holder is coupled, the assembly is made simple, thereby greatly reducing the cost.

In addition, there is an effect that the noise is not generated even when the spring is compressed by the upper and lower holder plate coupled to the top and bottom of the spring.

1 is a perspective view of a corrected balance spring shoe according to the present invention,

2 is a side view of FIG. 1;

3 is an exploded perspective view of FIG. 1 or 2;

4 is a bottom perspective view of FIG. 3;

5 is a bottom view of the shoe rear base plate in FIG. 4, FIG.

Figure 6 is a plan view of the coupling state of the spring holder and the bottom plate in FIG.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, and in describing the present invention, if it is determined that the related well-known technology may blur the gist of the present invention, the detailed description thereof will be omitted. do.

Specific details of the embodiments according to the present invention are included in the detailed description and drawings, and features of the present invention will become more apparent with reference to the embodiments described below in detail with the accompanying drawings.

The present invention, the shoe upper 100 worn on the foot by the illustration of Figures 1 to 6, the shoe rear base plate 200 is coupled to the rear bottom of the shoe upper 100, and the front of the shoe upper 100 A shoe front bottom plate 300 coupled to a bottom surface, a spring holder 400 coupled to a bottom surface of the shoe rear bottom plate 200, a fastener for coupling the spring holder 400 to the shoe rear bottom plate 200 ( 500, one end is coupled to one side of the shoe rear base plate 200 and the other end is composed of a bottom plate 600 is coupled to the bottom of the spring holder 400.

The shoe upper 100 refers to a conventional shoe worn on the foot to protect the foot, and may be separated and described in the front and rear directions based on the bottom center of the sole.

The shoe rear base plate 200 is made of a hard synthetic resin material, and is integrally coupled to the rear side of the bottom of the shoe upper 100 through a known adhesive method such as an adhesive. In addition, a coupling groove 220 having a cross groove 222 is formed to be opened downward in the rear bottom surface of the shoe rear base plate 200, and the front of the shoe rear base plate 200 is centered on the intermediate key 242 and the intermediate key 242. Screw grooves 252 are formed on both left and right sides.

In addition, a bolt hole 260 is formed at the center of the coupling groove 220 constituting the shoe rear bottom plate 200 so that the fastener 500 passes therethrough.

The shoe front base plate 300 is made of a synthetic resin material and the rear side surrounds the front side of the shoe rear base plate 200 through a known adhesive method such as an adhesive on the bottom front side of the shoe upper 100. Combined in one piece.

The spring holder 400 is to impart an elastic force to the wearer, and is integrally formed on the upper end of the coiled spring 420 and the coiled spring 420, the width of which gradually narrows from the lower side to the upper side. The upper holder plate 440 having a cross projection 442 on the upper surface to be inserted into the coupling groove 220 to be coupled to the cross groove 222 and integrally so that the lower end of the coil spring 420 is horizontal. It consists of a lower holder plate 460 is formed into.

Here, the lower holder plate 460 and the upper holder plate 440 are positioned in parallel in the vertical position and are integrally coupled to the upper and lower sides of the coil spring 420.

The upper and

lower holder plates

440 and 460 are preferably molded to be coupled to the coil spring 420 during molding.

In addition, the cross groove 222 refers to the four long grooves 222b formed outward from the corners or sides of the square grooves 222a and the square grooves 222a, and the cross projections 442 may include: The four projections 442b protruding outward from the corners or sides of the square protrusion 442a and the square protrusion 442a.

Accordingly, as the square protrusion 442a of the cross projection 442 fits into the square groove 222a of the cross groove 222, the four protrusions 442b are fitted into the four long grooves 222b to prevent rotation. .

This is to ensure a firm holding force and a simple holding force.

The fastener 500 passes through the center of the shoe upper 100 and the cross groove 222 sequentially and the head of the cross projection 442 in a state that the head is caught on the bottom surface of the shoe upper 100. It is fitted into the screw groove 444 formed in the center is coupled.

The bottom plate 600 is made of a hard or soft synthetic resin material, one side is bent to form a bent end 620, the key groove 622 to be fitted to the intermediate key 242 at the bent end 620. A bolt hole 624 is formed so as to pass through the bolt 660 which is formed to protrude and is screwed into the screw groove 252 on both sides, and the other side is integrally coupled to the bottom of the lower holder plate 460. Here, the bent end 620 is preferably made of a soft material.

Looking at the assembly process of the calibration balance spring shoes according to the present invention configured as described above with reference to the accompanying drawings as follows.

When assembling, first, as shown in FIG. 2 or 3, the upper holder plate 440 is coupled to the upper end of the coil-shaped spring 420 and the lower holder plate 460 is coupled to the lower end thereof.

At this time, when the vertical load is generated in the upper holder plate 440 is formed by adjusting the thickness of the upper and

lower holder plate

440, 460 so that the load force can be evenly transmitted to the coil spring (420).

That is, a portion where a large load is generated gradually becomes thick and a portion where a small load is generated gradually become thin and integrally formed so that the coil spring 420 is always uniformly compressed when a load is generated on the upper and lower surfaces. And may be restored.

Then, the bottom plate 600 is bonded to the bottom of the lower holder plate 460 constituting the spring holder 400 to integrate.

Thereafter, the shoe rear base plate 200 is coupled to the bottom of the shoe upper 100, and the shoe front base plate 300 is continuously coupled to the bottom surface of the shoe upper 100. Then, the rear end of the shoe front base plate 300 is coupled in a form surrounding the front end of the shoe rear base plate 200.

Subsequently, after placing the upper holder plate 440 provided on the upper end of the spring holder 400 in the engaging groove 220 of the shoe rear base plate 200 so that the cross protrusion 442 is coincident with the cross groove 222. Push it in while.

At the same time, the spring holder 400 is fastened to be coupled to the shoe rear base plate 200 through the fastener 500.

In succession, the key groove 622 formed at the bent end 620 of the bottom plate 600 and the intermediate key 242 located on the front bottom surface of the shoe rear bottom plate 200 are fixed to each other and then bolted to both sides. Tightening the 660 so that the bottom plate 600 is coupled to the shoe rear bottom plate 200, the assembly is completed as shown in FIG. 1 or 2.

Although the above has been described with reference to the accompanying drawings, preferred embodiments of the present invention, those skilled in the art to which the present invention belongs to other specific forms without changing the technical spirit or essential features Of course, it can be carried out.

It is applied to walking or driving shoes to provide elastic force when the wearer moves.

Claims

Shoe rear bottom plate 200 that is made of a hard synthetic resin material is coupled to the bottom rear side of the shoe upper 100, the coupling groove 220 is formed to open downward in the rear bottom surface; A shoe front bottom plate 300 coupled to the bottom front side of the shoe upper 100 in a form of a rear side surrounding the front side of the shoe rear bottom plate 200; The upper holder plate is formed integrally with the upper end of the coiled spring 420 and the coiled spring 420, the width is gradually narrowed from the lower side to the upper side of the coupling groove 220 is inserted in the rotation preventing state 440 and a spring holder 400 consisting of a lower holder plate 460 integrally formed so that the lower end of the coil spring 420 is horizontal; Passed through the center of the shoe upper 100 and the coupling groove 220 sequentially and is fitted in the screw groove 444 formed in the center of the upper holder plate 440 in the state that the head is locked to the shoe upper 100 Fastener 500 to be coupled; The bottom plate is made of a soft synthetic resin material, the bent end 620 is formed on one side to be detachably coupled to the shoe rear bottom plate 200, the other side is integrally coupled to the bottom of the lower holder plate 460 600;

A screw groove 252 is formed at both the right and left sides of the middle key 242 and the middle key 242 of the protruding form on the front bottom surface of the shoe rear base plate 200; A key groove 622 is formed at the bent end 620 of the bottom plate 600 so that the intermediate key 242 is fitted, and bolts 660 respectively screwed to the screw grooves 252 pass therethrough. Corrective balance spring shoe, characterized in that the hole 624 is formed.