JPH05507220A - Athletic shoes with inflatable bag - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] This application is a now abandoned U.S. patent application filed on August 27, 1987. Continuation-in-part application with serial number 89,749, filed on February 8, 1989. No. 307.568, a continuation-in-part of U.S. Pat. Continuation of U.S. Patent Application Continuation No. 071530.854 filed on March 30th. It is a wish.

λ and standing The present invention provides an improved athletic shoe of the type with flexible leather, in particular for Activities such as skating, aerobics, tennis, or running The invention relates to athletic shoes suitable for sports.

Kyuri n Sen 1 Athletic shoes provide stability and force for the body when subjected to various types of pressure. 5% is known to have to act as a suitable support point.

Footwear provides comfort and appropriate support according to the various foot movements associated with athletic activities. It is important to provide

Footwear as a product usually includes the leather and sole of the shoe, and the size of the foot. and sold in various sizes according to width. However, similar sized feet However, they do not necessarily have the same form. Therefore, the 9 shoe leathers are: It may be adjustable to accommodate different foot shapes. Such adjustment is due to tension Can include internal and external foot sections that provide support to the foot when Wear. Furthermore, 9 shoe leathers include the ankle part that wraps around the ankle of the foot. This provides support to the ankle area.

The usual way to adjust the size of shoes is to tighten them with laces.

However, using only a string causes some inconveniences. For example, tighten your shoelaces tightly. When tightened too much, this fastening structure can create pressure on the top of the foot. Such circumferential pressure The force is uncomfortable for the wearer and makes it difficult to wear the shoe for long periods of time.

Furthermore, such fastening structures can be used in shoes to adapt to various foot and ankle shapes. The mid-curtain is adjustable, but not necessarily shaped to suit the shape of the individual foot. Not necessarily. Also, no matter what tension is applied to the self-foot and external foot parts, , due to the irregular shape of the foot, there remains a part of the foot where the middle curtain does not provide support. footwear Avoiding misalignment between the ankle and other parts of the foot This will reduce the pressure on

The ski industry uses inflatable bags that are placed in various locations inside ski boots. Various methods of cushioning ski boots have been attempted.

An example can be seen in U.S. Patent No. 4,882,087 to Buchi. .

However, athletic shoes for basketball, tennis, aerobics and running The technical considerations for providing cushioning are similar to those in the ski boot industry. It doesn't belong to. Sports such as basketball, tennis, aerobics, and running Athletic shoes for sports are made of soft, flexible midsole (used for ski boots) with a curved pattern. (not the hard molded plastic used in Sara On the other hand, athletic shoes are relatively light, inexpensive, and self-contained (containing all necessary parts). Must.

Ski boots typically have a much heavier construction than athletic shoes. Therefore, the bag When including systems with cushioning effects, such as body systems, the system The weight of is not subject to technical consideration.

Similarly, ski boots are a much more expensive item than athletic shoes. Therefore, Increased cost of inflatable bladder systems such as those used in ski boots In reality, it is impossible to add a similar cost increase to athletic shoes. motion Cushioning systems added to shoes are inexpensive and easy to use. It must be the.

In this regard, a removable handle is included for operation of the cushion system. It is important that athletic shoes are self-sufficient so that accessories such as pumps are not required. be.

In other words, there are various devices for inflating the inside of a ski boot. Usually, I like it. - Equipment used in the field of boots has similar needs as in the field of athletic shoes. It's not. The inflatable cushion device is lightweight, inexpensive, and integrated with the shoe. Athletic shoes (e.g., basketball, running, tennis This is extremely important in the field of Ski boots are heavy, so don't inflate or support them. The added weight of the boot equipment does not cause much of an effect. In athletic shoes, Every ounce of weight is critical to a shoe's performance and comfort.

It fits snugly around the wearer's foot and is tightened, thus tightening the wearer's ankle. To provide footwear that ensures comfort and firm grip around the top of the foot. This is the object of the present invention.

It also provides an inflatable bag inside athletic shoes that is lightweight, inexpensive, self-contained, and convenient to use. It is also an object of the invention to.

i5Ω Kei! Based on the objects of the invention embodied and described herein, the invention provides: A gap that conforms to the structural form of the foot and that may occur between the shoe midsole and the foot and athletic shoes with an inflatable bag to prevent air leakage.

The present invention is an athletic shoe having a midsole made of a flexible material. inflatable The hari bag is placed inside the flexible middle curtain, and is also glued to the middle curtain and has a cavity. It is in contact with the forming pump. The pump should be placed at the top of the tongue of the shoe or on the side of the shoe. It may be conveniently placed on the surface.

In one aspect of the invention, the inflatable bag has a foot portion, a foot portion, and an instep portion.

The inflatable bladder may also include a release valve located near the pump. Ru.

In one aspect of the invention, a portion of the pump and release valve are welded to the inflatable bladder. Constructed from a single molded material.

One of the advantages provided by the present invention is that the undulations or ridges due to the combination of strings on the clamping portion This is a correction. Another advantage of the invention is that the shoe allows the wearer's heel to heel within the shoe. and to help push it back towards the leather.

Furthermore, the invention is extremely lightweight and simple. The present invention provides a lightweight pump. Allows for integration with athletic shoes, allowing separate accessories (i.e. pumps) to be integrated with the shoe. This eliminates the need to sell them together.

In one embodiment of the invention, a rubber material is provided on the upper end of the tongue of the shoe or on the side of the shoe so that it can be easily used. A spherical pump is formed.

Brief description of the drawing The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention. It also provides a detailed explanation of the invention together with the descriptive part. In the drawing, 1st I! I is a left m-side view of footwear incorporating one embodiment of the present invention.

FIG. 2 shows one embodiment of the inflatable bag of the present invention.

FIG. 3 is a perspective view of one embodiment of the inflatable bag of the present invention.

FIG. 4 shows a modification of the inflatable bag of the present invention.

FIG. 5 is an exploded view of a tongue according to one embodiment of the present invention.

81st! I is a cross-sectional view of the pump of FIG. 2 taken along line 6--6;

FIG. 7 is a cross-sectional view of one embodiment of the pump used in the present invention.

FIG. 8 is a plan view of one embodiment of the pump of the present invention.

FIG. 9 is a schematic diagram of one embodiment of a pump system used in the present invention.

FIG. 10 is a sectional view of one valve used in the present invention.

FIG. 11 is a schematic diagram of a two-chamber inflatable bag of the present invention.

FIG. 12 shows a two-chamber inflatable bag of the present invention.

FIG. 13 is a packer plate of the present invention.

FIG. 14 is a plan view of the packer plate of FIG. 13.

FIG. 15 is a side view of the puller plate of FIG. 13.

FIG. 16 is a sectional view of FIG. 13 taken along the 1s-te line.

FIG. 17 is a cross-sectional view of FIG. 13 taken along line 17-17.

FIG. 18 is a cross-sectional view of FIG. 13 taken along line 18--18.

FIG. 19 shows a cam device of the present invention.

FIG. 20 is a cross-sectional view of FIG. 19 taken along the line 20-20.

FIG. 21 is a cross-sectional view of FIG. 19 taken along line 21-21.

22rIA is a cross-sectional view of FIG. 19 taken along line 22-22.

23rd rIA is a cross-sectional view of the inflatable bag, pump and release valve of the present invention. .

FIG. 24 shows a collar-circulating inflatable bag of the present invention.

FIG. 26 is a side view of a shoe incorporating the present invention. □No. 26511 is the original It is an inflatable bag that goes around the arch of Ming's foot.

FIG. 27 is a perspective view of one embodiment of the present invention.

FIG. 28 is a plan view of a tongue incorporating the present invention.

Below, preferred embodiments of the invention will be described in detail. An example is the most The case is depicted in the accompanying drawings. Similar or identical structures are designated using the same number. identify

First, the embodiment of the present invention shown in FIG. 1 will be described. Shoes are usually numbered 10 ing. Shoe 10 incorporates the support system of the present invention. Support The foot system is detailed below, but this applies only to the wearer's feet. This allows the wearer to select the desired pressure.

It is possible to incorporate the invention into shoes of various constructions. However, shoes 10 Desirably includes a sole, generally indicated at 12, and a midsole, indicated generally at 14. Yes. The sole 12 is typically constructed in accordance with the prior art and typically used in athletic shoes (basketball shoes). ・Shoes, tennis shoes, aerobics shoes, running shoes including a landing surface 16 made from an abrasion-resistant material such as those used in Outsole 16 and Between the middle curtain 14, there is usually ethyl vinyl acetate (EVA) or polyurethane. Tan (P.

An insole 18 made of U, ) is arranged. The inner sole is made of foamed EVA, P, and U. Although well known, other midsole configurations may also be used in conjunction with the present invention. example If the pneumatic insole or) IYTREL Support structures made from materials such as It is also possible to use the invention with insole. Examples of such support structures As such, Reebok is under the Rooster Energy Return System (ER5). There are things for sale. This technology consists of multiple It uses HYTREL tubes. This tube runs approximately perpendicular to the longitudinal axis of the shoe and is This helps the sole material quickly recover its original shape.

Foamed materials other than EV^ or P or U can also be used to form the insole used in the present invention. Ru. The upper may be made of a conventional flexible material such as leather or as is commonly known in the athletic shoe industry. It can be made from other materials. The upper surface 14 can be removed by any known method. Can attach 12 soles.

Figure 1 shows the shoe on the left foot. The principle of the present invention is a shoe for the right foot that incorporates power and electricity. , which is essentially a mirror image of FIG. The shoe 10 includes a hl, a stable part 20, and a tongue 22. , laces 24 and eyelets 26 can be included. Of course, this will affect the effectiveness of the invention. It is also possible to make many modifications to the tongue 14 without having to do so.

The present invention is a unique device that provides support to the wearer's feet. The present invention , used in athletic shoes having an insole and a flexible upper surface. more shoes is configured to suit each individual customer). To provide support, The user inflates the inflatable bag to the desired pressure using a pump placed at a convenient location. A lightweight system including an inflatable bag and pump that can I'll do it. When the inflatable bag is inflated, the wearer's heel is directed toward the rear of the shoe, and force, force, and help push into the leather. In addition, the inflatable bag is suitable for use on feet that require 3 closures. Specifically constructed to ensure that air is distributed only to the It is lightweight so that it does not significantly affect athletic performance, and also improves the fit. and provide support to reduce injuries.

Next, referring to FIGS. 2 to 4, there are three possible types of support for the present invention. The system is shown. These systems are in fluid communication with the inflatable bladder 30. The pump 28 includes a pump 28 which is in the open state. Support system and resources Each component of the preferred embodiment of the application is described below in B11.

AuLi51J The inflatable 1230 consists of many components, including a first filter shaped as shown in FIG. a layer or outer layer 32. The outer layer is located in Northampton, Massachusetts. Available from RIA B. Stevens Can be manufactured from lightweight urethane films such as product designation number MP1880. Ru. A second film or inner layer 34 (see FIG. 3) extends substantially coplanar with outer layer 32. ) are attached to the outer layer 32 by picking up a peripheral tie line 36 .

Peripheral tie line 36 bonds outer layer 32 to inner layer 34 and also prevents air leakage therebetween. Cutting. An example of a suitable method of adhering the outer layer 32 and inner layer 34 is For example, applying radio high frequency (r, f, ) to the edges of the second film and It will be done. An internal tie wire 38 is also provided. These internal connection wires 38 are also It is formed by wave welding and defines openings 40 and 42. The invention shown in FIG. In this embodiment, a circular opening 40 is used to accommodate the medial malleolus; Also, an oval opening 42 is used to accommodate the lateral malleolus. These openings The shape of the mouth is not essential to the practice of the invention. Inner layer 34 and outer layer 3 2 are glued together with a peripheral tie line 36 and an internal tie line and circular weld 44.

The outer layer 32 and the inner layer 34 are not bonded elsewhere; Pockets or inflatables are provided to allow introduction of air or other gas between the inner layer 34 and the inner layer 34. It is now possible to form a stretch bag.

Further, a circular weld 44 is disposed within the inflatable bladder 30. these circular When the inflatable bag 30 has a filled shape (for example, the welded part 44 3o) to adjust the thickness of the inflatable bag 30. used. A portion of the inflatable bag 30 where it is desirable to inflate the inflatable bag to the minimum thickness. In minutes, it is possible or desirable to expand the area to a greater thickness than the Also, the density of the circular weld zone is increased. For example, tongues can be worn around the wearer's ankles. There are some cases where it is desirable to inflate the bag thinner than the thickness of the sides. Traditional athletic shoes are Does not fit perfectly to the user's foot. Physiological factors such as ankle size and shape Due to these differences, leather or canvas uppers cannot conform to the shape of the foot. death However, it is known where the space between the shoe and the foot is greatest. Therefore, yen The density of the shaped welds can be configured to add thickness to these areas.

The films forming the walls of the inflatable bag meet at circular welds 44, so that If the circular welds 44 are closely spaced, the thickness of the expanded inflatable bag is reduced. . Conversely, if the circular welds 44 are spaced apart, the area between the circular welds 44 is Can be expanded thicker.

In addition to using circular welds to adjust the thickness of the inflatable bag 30 at specific locations. , using tie wires 4 and 4'' (shown in Figures 27 and 28). Therefore, the thickness of the inflatable bag can also be adjusted. In Figures 27 and 28 In the illustrated embodiment of the invention, the inflatable bag 30 is compartmentalized, with individual compartments The chambers or fluid receiving chambers can be located at various locations on the inflatable bag 30. 1 case and Examples include heat-sealed seams along the inflatable bag 30. Kaka The seams can also be perforated to allow ventilation to the feet. such a section The chambers may be interconnected or inflated individually by pump 28 or several pumps. You can do it.

The inflatable bag shown in FIG. 2 has a number of raised compartments, including a foot compartment 46; It includes an informal compartment 48 and a tongue compartment SO. In the embodiment of the invention shown in FIG. The circular weld 44 on the tongue portion is dense. Normally, the tongue is in the internal and external foot compartments. It is undesirable for the thickness to be similar to that of . Circular welds 44 at selected locations , a contouring effect is created and the density of the circular weld 44 is The lower parts will be thicker than the higher density parts.

In addition to the outer leg compartment 46, the informal compartment 48, and the tongue compartment 50, these compartments You can also separate each one further. For example, a first tongue portion may be provided in the tongue compartment chamber 50. 52 and a second tongue part 54 can be arranged. The first part 52 and the second part 54 are one set. In the notches 56 and 58 (disposed respectively on each side of the tongue compartment 50). Therefore, there are rules. These cutouts allow the tongue compartment 50 to form the first part 52. and the second portion 54 can be easily bent.

In the embodiment of the invention shown in FIG. 2, a small vent hole 106 is placed in the circular weld 44. can be done. The weld 44 is circular and is not ventable, so it cannot be exposed to gas or air. The hole 106 can be placed within the weld 44 without creating a risk of air leakage. .

A pump 28 is disposed at one end of the tongue compartment 5o. Shown in Figure 2 The details of the pump and other pump configurations are described below.

But usually the 21st! The pump shown in l is a hemispherical model located at the upper end of the tongue. Made of molded latex rubber. Therefore, the inflatable bag 30 is placed inside the athletic shoe. When placed, the pump 28 is inserted into the molded rubber pump by the wearer. Place one finger (i.e. thumb) on the circular side and another finger on the inside of the tongue and pump. placed in a convenient location so that it can be placed on the flat side of the

The pump can then be pushed to fill the inflatable bag with air.

In the embodiment of the invention shown in FIG. 1, the pump is placed on the back of the shoe.

Alternatively, the pump is placed either on the tongue (as described above) or on the l1iF of the shoe. You can also do that.

When the inflatable bag shown in FIG. 2 is placed within the inner cuff of the shoe, the tongue compartment 50 is Commonly used external materials (e.g. leather or textile materials) and materials such as flocked materials Located between the layers of wood. Referring to FIG. 5, an exploded view of the tongue used in the present invention is shown. It is shown. The tongue external material 49 is made of leather or textile material or a combination thereof. Made from traditional materials such as The tongue leather external material 49 is the tongue leather backing 51 The tongue leather backing is sewn to the pad 63 and the wearer's foot. can include a fabric lining that BUD 53 has traditionally been used for the tongues of athletic shoes. It can be made from any suitable padding material, such as soft foam that is commonly used. Tongue external An embodiment of a tongue compartment 50 is disposed between the material 49 and the tongue backing 51. It is placed.

Continuing to refer to FIG. 5, pump cover 55 is depicted. Advantages of the present invention In a preferred embodiment, the pump cover 55 includes a flat portion 57 and a spherical cover portion. 59 and a flange 61. Hula 61 allows the pump cover to be sewn to the tongue external material. . The spherical cover portion 59 is typically hemispherical and is placed over the spherical pump.

In the action of the inflatable bag shown in FIG. between the outermost material layer, such as leather, and the inner layer, such as the lining inside a shoe. Therefore The inflatable bag cannot be seen during operation. The self-sufficiency compartment 48 forms the self-sufficiency portion of the shoe. The outermost layer of the athletic shoe, or 9, is placed between the leather and the inner layer material. Ru. The outfoot compartment 46 wraps around the heel and forms the outfoot portion of the athletic shoe. here However, this compartment is usually located between the flexible leather and the inner layer of the athletic shoe. . Possible: Depending on the structure of the bag, one pump can inflate the entire shoe. Can be done. The circular S contact portion 44 is placed at a specific position, for example, the 21st! As shown in I. By positioning certain parts of the foot more than others, can receive air.

A release valve 94 is provided in the inflatable bag 30 to allow evacuation. . Details of suitable release valves are discussed below.

The inflatable loan of the present invention can have many other configurations. See Figure 4 The inflatable bag 30 can then be used as a tennis tube, aerobics tube or running tube. The ones used in low-slung athletic shoes, such as knee tubes, are shown. ing. In this example, possible #! If is marked with Tongue *1tf50. . The tongue compartment 50 has three parts 50(a), 50(b) and 50(c). It is divided into. The tongue compartment is in fluid communication with the exopod compartment 46 and the subsufficiency compartment 48. It has a state.

As with other embodiments of the invention, thin sheets such as lightweight polyurethane films There is one circumferential tie line 36 for gluing the two pieces of material together. Sheet is made by wireless high frequency welding and heat welding or by any other reasonable method! Welded along I36 and located The die is cut into a certain shape. The inflatable bag 30 is not filled with air. However, there are sensors designed to help center or position the inflatable bag 30 during the manufacturing process. A tallying tab 122 can be included.

In operation of this embodiment (FIG. 4), the self-sufficient compartment 48 and the external foot compartment 46 are It is bent approximately perpendicular to the direction shown at 411. As with other examples, Pump 2 is used to inflate the inflatable gI30. release Valve 92 is used to release air from inflatable bladder 30 according to the wishes of the wearer. Can be used.

In addition, the expandable layer of the present invention includes an expandable layer disposed between the inner layer 34 and the outer layer 32. A foam layer 108 (shown in Figure 3) may also be utilized. The pump 28 is an inflatable bag 30 It is used to introduce air into the As previously mentioned, the outer layer 32 and the inner layer 34 Both are constructed using a suitable material, such as urethane film. foaming Layer 108 may also be constructed of any suitable resilient material that allows fluid to pass therethrough. −Example For example, polyurethane with 10 to 55 PPI (pores per inch) Examples include oven cell foam members such as oven cells or reticulated foam members. child Materials like United Foam of Georgetown, Massachusetts -Can be obtained from plastics.

The outer layer 32 and the inner layer 34 form the inflatable bag 30 with the foam layer 108 disposed therebetween. It is glued at its edges so that it forms. Such adhesion may be performed by any known method. It's okay to lean on it. For example, as mentioned above, there is a method using wireless high frequency to bond layers. It will be done. In addition, the inflatable bag 30 is designed such that the outer layer 34 forms the inside of the 9 leather 14. It can also form part of the leather 14. The outer layer 34 provides additional comfort. 9) The surface facing the foot is treated with a nap or nap, or the inside of the leather is formed. can be done. Also, a liner that fits the foot is adhered to the surface of the outer layer 34 that contacts the foot. You can also do that.

The inflatable bag 30 includes a shoe opening 220 through which the wearer's foot is inserted. Can be done. The inflatable bag 30 also includes the self-foot portion 112, the outer foot portion 114, and the tongue of the shoe 10. It includes an upper portion 116 and a forefoot portion 118 located beneath the leather 22.

The forefoot portion 118 connects the natural foot portion 112 and the outer foot portion 114 with the instep portion 116. ing. The front end 120 of the inflatable bladder 30 terminates at a point shorter than the toe receiving end of the sole 12. I'm awake. Alternatively, the front end 120 can be extended the full length of the bottom 12 and Thus, the entire toe area of the wearer may be covered, or the front end 120 may cover the entire toe area of the sole 12. It can be located at any point between the toe and heel receiving ends.

Additionally, the inflatable bag 30 is shown terminating where it connects with the bottom 12. extends along the upper surface of the sole 12 so that it can be placed on the wearer's foot. Wear. An example of such a structure is support for the arch and protection by a cushion. The inflatable bladder 30 can be extended under the instep area to provide protection.

If this were done, the air pressure inside the inflatable bag 30 could not be provided by the 9 leathers 14 alone. Provides support to the wearer's feet. Additionally, the inflatable bladder 30 can be adapted to fit the specific contours of the foot. The cushioning properties for the feet are improved by forming the shoes according to the Adapts to the inherent structural anomalies of the human foot. Therefore, the inflatable bag 30 is attached to the shoe 10. This allows the wearer to adjust the internal dimensions individually.

Additionally, the inflatable bladder 30 provides a barrier between the foot and the fastening structure. Thus, uncomfortable local pressure from the fastening structure of the shoe is prevented. The expandable bag 30 is By distributing the pressure from the bonding structure throughout the inflatable f&30, a uniform Provides protection with a protective cover.

As shown in Figures 27 and 28, the tongue of the double wall structure has a single force and smooth movement. A shoe is shown with a small side tube 3 threaded through the double-walled tongue 1. The bar jig can be inflated at the same time. h-6 note side ・The tube is also equipped with a valve for inflating it with a suitable tool. ing. As best seen in Figure 2, the inflatable/inflatable pumps 2 are all in phase. can be interconnected, thereby distributing the pressure evenly according to the shape of the connecting wire 4. Allocate. The inflatable bag 2 has a ridge extending from the base 6 of the tongue to the upper end of the tongue. While having a curved profile (i.e. following the shape of the tongue), Due to its location and construction, inflatable bags of In order to avoid taking a cushion-like shape, the joining points or regions 5 are The bar jigs placed at the ends are placed in the central area of each.

In the center part of the tongue 1, there are 2 holes in order to provide a specified amount of ventilation to the foot fitted inside the footwear. A row of through holes 6 are arranged, the outline of which is similar to that of one of the vertical inflatable nozzle jigs 2. is in line with. The base of the tongue to be combined with the shoe's 9 leather is an inflatable bag 2 1) extends into the flange 7 made of the same airtight structural material that forms the wall of the flange.

B water z1 In the embodiment of the invention shown in FIGS. 2 and 411A, pump 28 is made of rubber. It has a body portion 60 made of material. In addition, the pump 28 is made of butyl rubber. Alternatively, rubber such as latex rubber can be molded to form a rubber ball. Also , the pump 28 is made of molded urethane or other material with excellent memory performance. But that's fine. If the pump is made of molded urethane, it can be removed by radio frequency welding, etc. can be connected to the expandable bag 30. Embodiments of the invention include assembly of a pump and an inflatable bag. Simplify. The body has a substantially hemispherical shape, and the flat part of the hemispherical shape is in contact with the outer layer 32. It is worn. One end of the body portion 60 of the pump 28 is configured to supply air to the body portion 60. A first pump 28 is provided to prevent air from flowing out of the pump 28 to the atmosphere. A pump valve 62 is provided. The other end of body portion 60 contains a fluid (usually air). ) from the pump 28 to the inflatable bag 3 formed between the outer layer 32 and the inner layer 34. 0 is provided with a connector 64 that allows communication with the inside of the 0. pump 28 and inflatable At the end of the attachment point of the inflatable bag 30, an inflatable bag is inserted by applying pressure to the pump 20. A second one-way valve 6e is provided to allow air to be forced into the air. one way bar Bulb 66 prevents air from flowing back from the inflatable bladder into the pump. Therefore, an inflatable bag To empty the inflatable bag, simply press the pump repeatedly until the desired pressure is reached. Qi is injected. An exploded cross-sectional view of the pump of FIG. 2 is shown in FIG. pump 28 is a bottom surface that is bonded to the inflatable bag 30, and the inflatable bag is opened by pressing it. It has a hemispherical top surface that allows air to be injected into it. Pump 2nd injection molded rubber A retraction check valve that can be made with and fitted to the opening in pop 28 That is, a first pump check valve 62 may be included.

FIG. 6 depicts a check valve 62 located outside the opening. . In actual use, the check valve 62 is inserted into the hole and the air is It is possible to move only in three directions. The action of the check valve is as follows. It is as below. The disc 66 for the check valve is attached to the shoulder 67 and the support bit. 89. The disc is a cylinder formed by a check valve Because it has a smaller diameter than the inner diameter, it can move freely within the check valve 62. air is moving in the opposite direction to arrow 63, the disc will move toward the shoulder and the air does not flow out of the check valve. The air also flows through the check bar in the direction of arrow 63. When entering the lube 62, the disc 65 is supported against the support bin 69. Ru. The bottles are arranged intermittently at intervals around the cylindrical space forming the valve, This allows air to flow around the disk 65 in areas where no bottles are placed. pass through. That is, the one-way check valve 62 allows air to pass through the arrow It is possible to move only in 63 directions. During operation of the pump, the pump 28 The body is compressed and forces air through connector 64 and ultimately into the inflatable bladder. nothing. In actual use, the connector 64 is inserted into a hole on one side of the pump 28. can.

The air that has been filled in the pump body in advance is connected to the connector 64 and the one-way chain. into the inflatable bag through a lock valve (not shown in Figure 6).

That is, the pump body attempts to recover its original shape after being compressed. Po Once the pump body has regained its original shape, air is forced through the check valve. It is then fed in the direction of arrow 63. To provide the desired air pressure to the inflatable bag , compress the pump repeatedly. In a preferred embodiment of the invention, the wall in FIG. The thickness dimension A is approximately 2. On+, and the wall thickness dimension B is approximately 3,0-11. be.

In another embodiment of the invention (shown in FIG. 23), a A small hole 160 is formed at the end. One way check valve by this hole becomes unnecessary. By using a small hole in the top end of the pump body 60, The user's thumb or finger covers the hole so that when the pump 28 is pressed down, air is released into the atmosphere. It cannot flow inside. Small holes are released when the user takes the pump out of their hands. and allows air to flow into the pump body 60. This example uses a pump and an inflatable Promote compact and inexpensive manufacturing of stretch bag systems.

With particular reference to FIGS. 7 and 8, pump 2 for inflating inflatable bladder 30 Another embodiment of 8A is shown. Pump 28A includes a top layer 68 and a bottom layer 70. , both are made of a suitable material, such as urethane film. Main departure An example of a urethane film suitable for From J.P. Stevens & Company, Inc., product designation number no. Available as MP1880. A foamed portion is provided between the upper layer 68 and the bottom layer 70. material 72 is arranged. The function of foam member 72 is to add resiliency to pump 28A. That's true. Foam member 72 has suitable porosity to allow fluid to pass therethrough. It can be made from any material. An example of a suitable material is 10 or Polyurethane open cell with 6E5PPI (pores per inch) Examples include foams. This is a UNAI located in George Town, Massachusetts. It is a material such as that available from Ted Foam Plastics. Of course Pumps other than molded pumps and pumps with foam members inside can also be used in place of the pumps specifically described in the present invention.

The bottom layer 70 of the pump 28 is located near the inner curtain 14 as shown in FIG. It may also be a generally horizontal sheet of material forming the sides of the pump 28. The upper layer 68 is a hollow The foam member 72 is a vacuum formed sheet that defines a boundary and the foam member 72 is dimensionally hollow. It is equivalent to and placed in this.

The top layer 68 has a convenient surface for forcing air from the cavity into the inflatable bag 30. forming a first surface 74 that is provided. The top layer 68 also properly adheres to the bottom layer 70. It has an edge 76 that provides a surface for. An example of an appropriate bonding method is , a method of applying high radio frequencies (r, f, ) to the edge 76 and bottom layer 70. It will be done. The application of radio frequency causes each of the top layer 68 and the bottom layer 70 to adhere to each other. That will happen. However, bonding methods other than radio frequency welding are also possible.

With particular reference to FIGS. 7 and 8, one example of a pump is shown, in which The cavity formed by layer 68 and bottom layer 70 is approximately 1.0" x 1.0"Xo, 5' It is I. The exact dimensions and shape of the pump are subject to change.

The pump 28 is provided with a lower draw-in date and a draw-out port 80. these mouths may extend between top layer 68 and bottom layer 70 as shown, or may extend between top layer 68 or bottom layer 70 as shown. can extend through either bottom layer 70.

Pump 28 is typically located on foot 14 of athletic shoe 10. In Figure 1, The pump 28 is placed on the back of the shoe near or illuminating the material from which the sole layer 70 forms the midsole. shown as being installed. In addition, the pump can be used for shoe tongues or shoe toe straps, etc. It can also be placed in other locations. Implementation of the inflatable bag depicted in No. 311 In the example, the pump is located on the tongue 22 of the athletic shoe.

In this embodiment, the inflatable bag is made of leather or other flexible material forming the inner curtain 14. It can be placed between the soft materials that form the interior of the shoe. If desired, The pump 28 can be incorporated into a hemispherical cavity formed within the leather cuff. . This cavity can be formed from many conventional materials.

In the embodiment of the invention shown in FIGS. 7 and 8, the pump 2 days It is in communication with the atmosphere through a lead-in pipe 82. The pull-out tube 84 is connected to the expandable bag 3 It is in communication with 0. This can only be seen in the schematic representation of the system depicted in Figure 9. can be done.

Piping that can be used in the present invention can be attached to the pump 28 and the inflatable bag 30. It can be constructed from small diameter tubing material with suitable flexibility. suitable for use in the present invention One example of a tube is Industrial Special in Englewood, Colorado. 1/16" ID x 1/8" OD chestnut available from Tees Inc. A polyurethane tube is mentioned.

The inlet pipe 82 is a draw tube that ensures that air only enters the pump 28 from the atmosphere. It has a loading check valve 86. Check valves that can be used in the present invention One example of this is the Model No. 2804-401 (for other drawer valves) (detailed below). The withdrawal tube 84 is opened after the inflatable 5I bag is inflated to the desired pressure. In addition, a pull is provided to ensure that air does not escape from the inflatable bag 30 through the pump 28. It has an outlet check valve 88.

Continuing to refer to FIG. 9, the extraction tube 84 has a T-connector 901CIll It is controlled. Of course, the shape of the T-connector 90 needs to be T-shaped. do not have. The T-connector 9o allows air to pass through the drawer tube 84 to form an inflatable bag. It is possible to have communication with the inflatable bag through the opening 83.

For operation, by pushing the pump 28, the pump in which the foam member is used is activated. When in use, the foam member 72 is pressurized. By check valve 86 The air that had previously filled the cavity inside the pump 28 may leak out into the atmosphere. to prevent. Therefore, air is allowed to flow through the draw pipe 84 and the check valve 88. It is pushed out into the expansion bag 30. After manually pressing the pump 28, it is released. Ru. The foam and other materials used to form the pump are made of materials with good memory properties. Therefore, the pump 28 can be quickly returned to the state before being pressed. Restore as much as possible. When the pump 28 restores its shape, the surrounding air flows through the inlet tube 8 (if used) via a one-way retraction check valve 86. The liquid is sucked into the cavity of the pump 28. At this point the pump is pressed again and the inflatable This process is repeated until the bag 3o is inflated to the desired pressure.

To release the pressure, use the release valve to allow air to escape from the inflatable bag 30. Push 94. This release valve 94 is in communication with the inflatable bag 30. and can be placed in many popular locations. Suitable release valves are listed below. Explain in detail.

C Yueni λ2 and ヱ As previously mentioned, a release valve is part of the invention for venting from the inflatable bag. It is used as. The release valve 94 allows the inflatable bag 30 to be evacuated or deflated. It is in communication with the inflatable bag 30 to enable the expansion. The release valve 94 is expandable. Can be placed anywhere on the bag, but in such a way that it can be conveniently operated by the user of athletic shoes Preferably, the release valve 94 is disposed in the inflatable bladder 30. For example, Lily It may be desirable to locate the source valve 94 near the location of the pump 28.

There are many different types of release valves that are suitable for practicing the present invention. However, one example of a suitable release valve is the simple one shown in Figure 10. Examples include devices such as: The release valve 94 shown in FIG. 10 is as shown in FIG. 1O. Plunger having a spring 100 biasing the plunger in a closed position 98 may be included. Flange 102 is biased to the closed position and the release flap is Since it is in contact with the fitting 105, the flange around the shaft 104 of the plunger 98 Lunge 102 allows air to flow between plunger 98 and release fitting 105. I'm trying not to run away from it. To release air from the re-inflation bag 30, the user presses the plunger 98. Then, the air flows into the shaft 104 of the plunger 98. Run away from the surrounding area. This release valve is mechanically simple and lightweight.

Release valve components can be made from many different materials including plastic or metal. It can be manufactured. Aluminum plungers are available in certain configurations (e.g. It is easy to ensure that the plunger has an irregular shape (round shape), and the plunger has an irregular shape. The formation of plunge V-98 avoids the problem of air leakage caused by It is desirable to use a material such as aluminum.

In an embodiment of the invention, the release fitting 105 is made of molded urethane. in fact, the release fitting 105 and the pump 28 are one integrated part. It can be molded as a product. , seize the pump 28 and release fitting 105. One molded urethane part with urethane forming the re-expansion bag 30. can be glued to the backing sheet.

FIG. 23 shows the pump, release valve and re-inflation bag assembly; Schematic cross-section of a part where the and release fittings are molded in a unified structure. It is a front view. This drawing is for descriptive and illustrative purposes only and is to scale. It is not intended to be displayed legally. Figure 23 shows how to form re-expansion #30. The outer layer 32 and inner layer 34 are depicted being removed. molded u A pump 28 made of rethane is provided. Release valve depicted in Figure 10 Similarly, the release bar has a plunger 98 and a spring around the plunger shaft. Lube 94 is also provided. The release valve 94 is a molded horse tongue. It has a release fitting 105 made of

In embodiments of the invention, pump 28 and release fitting 105 are in one piece. It is formed from wood. Therefore, assembling the pump 28 and the release fitting 105. The parts are brought into contact with the re-expansion bag 30.

In the embodiment of the invention shown in FIG. 23, air is allowed to enter the pump. , a pump 2 with a small hole 160 molded in it to act as a one-way valve. It is provided at the apex of 8.

For action, pump 28 is pressed. Normally users pump using their thumbs. 28 so that the hole 160 is covered and air can freely flow into the re-inflation bag 30. Ru. When the user's thumb leaves the pump, hole 1 opens to fill the volume inside the pump. Air passes through 60.

A second one-way valve 66 can also be provided between the pump 2 and the re-expansion bag 3o. Ru. This valve may be of the type described in reference to Figure 6 above; Alternatively, the types described below are also acceptable. The second one-way valve 6 shown in FIG. 6, a set of urethane material sheets 166 are used, and this is connected to the connection point 162.1. Can be welded with 64. Fold the sheet into a U-shape so that the air passes through it like an arrow. The system allows inflow only in the direction of the 16th. Therefore, it can be manufactured cheaply and easily. A simple one-way valve can be constructed.

To release air from the re-inflation bag 30, press the plunger 98 of the release valve 94. After basting, air passes from the re-expansion bag 30 around the plunger 98 to the atmosphere shown in Figure 11. In the embodiment of the invention depicted in FIGS. A two-chamber inflation bag system has been used to inflate the bladder. In this example A plurality of re-expansion bag chambers 30(a) and 30(b) are used in the present invention. Ru. In the embodiment of the invention shown in FIG. (b) is made of the same material and is made of the same urethane film. It was cut out from a sheet. One re-expansion room is depicted in Figure 3. A re-inflation bag can be placed within the midsole of the shoe as described. 1st The re-expansion bag chamber 30 (a) shown in Figure 2 can take many different shapes. . However, as in the re-inflation bag shown in FIG. It may also have compartments 46. As mentioned above, the re-expansion bag 30 is a re-expansion bag Circular welds formed by radio frequency welding can be used in Ru. The circular weld portion 44 may also be provided with a ventilation hole 106 as described above.

Similarly, a @2 inflatable rental room 30 (b) is provided, and a re-inflatable bag room 30 (a ) can be configured in a similar way. That is, the re-expansion bag chamber 30 (b) is made of urethane. ・Use two thin sheets of film and apply this by radio high frequency welding or other suitable method. It can be constructed by welding and die cutting into the desired shape. Second expandable bag chamber 3 0(b) under the wearer's foot to provide further cushioning effect on the sole of the foot. It can be cut into an appropriate shape for insertion into the Re-expansion bag 30 Same as (a) Similarly, the re-inflation bag chamber 30(b) can be fitted with a tie line as needed to accommodate the sole surface of the foot. 126 as well as a circular weld 44. Ru.

In an embodiment of the invention, a single pump 28 selectively inflates the two re-inflation bladder chambers. is used. Re-expansion bag chambers 30 (a) and 30 downstream of pump 28 A manual switch 124 is placed upstream of (b), allowing the user to enter the middle curtain. A re-inflation bag chamber 30 (a) located or a re-inflation bag located under the wearer's foot. Either of the expansion bag chambers 30(b) can be expanded.

Switch 124 is not depicted in FIG. 12, but may be used in the re-inflation bag of FIG. The position of the switch is indicated by arrow 124. In addition, the re-expansion bag chamber 3 0 (a), re-expansion bag chamber 30 (b) selectively, or re-expansion bag chamber 3 A 3-way switch is installed so that both 0 (a) and 30 (b) can be inflated at the same time. It is also possible to use In each possible m + bag room 30 (a), 30 (b) , release valve 94 (a) and 94. (b) is provided with extra air can be released from the re-expansion bag chambers 30 (a) and 30 (b). . To fill the pump 28 with air after pressing the pump 28, please refer to Figure 6. A one-way valve 62 as described in the reference can be provided.

After pressing the pump 28, the air pushed out from the pump 28 is transferred to the pump 28. A second one-way valve 66 can also be provided to prevent return.

With particular reference to FIG. 12, an embodiment of a two-chamber inflatable bag is shown. About the action manually operate pump 28 to pump air through appropriate tubing (not shown). channel 128. The tube and pump 28 can be molded from one piece of material. Ru. Channel 128 has both channels, as shown by flow paths 130 and 132, respectively. Re-expansion bag chamber 30 (a) and re-expansion bag:! In communication with 30 (b) . Channel 128 is defined by channel tie line 134, which However, air enters the re-expansion bag chamber 30 (a) from a direction other than that shown in the flow path 130. prevent that.

As can be seen in FIG. 12, the re-expansion bag chamber 30(a) and the re-expansion bag The location of the valve for switching to and from chamber 30(b) is at the back of the wearer's heel. It is. This location was chosen for the convenience of the user, but other It is understood that there are also appropriate positions for

As mentioned above, either re-expansion bag chamber 30(a) or 30(b) Also, selectively inflate using a valve and re-inflate the air by this valve N3 0 (a) or 30 (b).

In embodiments of the present invention, the switch can be configured to either flow path 130 or flow path 1 depending on the user's wishes. It is used to pinch and shut off any one of 32.

A number of fancy switches are used to select which re-inflation bag chamber to inflate. A suitable disconnect switch is shown in FIGS. 13-22. Interception The disconnect switch consists of two major parts: backer plate 136 (13th (see Figures 19-18) and cam device 13 (see Figures 19-2). (seen in Figure 2).

The re-inflation bag 30 seen in FIG. A backer made from a material such as transparent polyethylene to selectively block - Plate 136 and hard plastic such as acro-butyl styrene (8BS). It is sandwiched between a cam device 138 made of black material.

Backer plate 136 has openings 144 and 146 (seen in FIG. 12). It includes projections 140 and 142 projecting therethrough. Projections 140 and 142 defines circular openings 148 and 150 for receiving cam device 138. . Thus, the re-inflation bladder 30 is connected to the cam device 138 and the surface 1 of the backer plate 136. 52. The cam device 138 is connected to either the flow path 130 or the flow path 132. A plurality of plates cooperating with surface 152 of backer plate 136 to isolate the 156 and 158. Cam device 138 connects circular opening 14 8 and 150 in a rotatable manner.

When the cam device 138 is rotated from the first position to the second position, the cam surface acts to block either flow path 130 or flow path 132. Cam device 13 8 from sliding completely through the circular opening I1148.160. A lip 160 is provided on the plate 136 (see No. 141!!).

The two-chamber inflatable bag system described above has three re-inflatable bag chambers in the inner curtain and under the wearer's feet, respectively. 0 (a), 30 (b), but in other configurations two re-expansion bags You can also use the room. For example, the first inflatable bag chamber may be placed around the collar of the shoe. basketball shoe or tennis shoe, etc.), and a second inflatable bag compartment. can also be placed on the instep (the color of the shoe depicted in Figure 25 is 222), similarly, in the practice of the present invention, optional More than two re-inflation bladder chambers with inflation valves can also be used.

E Nono Several other inflatable bag configurations other than those described above may be used in the practice of the present invention. It can also be used. For example, inflatable bags can be placed specifically in the collar of athletic shoes. can. FIG. 24 shows a collar-circulating inflatable bag of the present invention.

The inflatable bag 30 has a peripheral connecting line 36 and a circular welded portion 44, as in the previous embodiment. Two sheets of urethane film that are in contact with each other are used. The pump 28 is It is made of molded urethane. Pump 28 and release valve The release fitting 105 of the tube 94 is integral. Plunger 94 is , is fitted with a release fitting 105. The inflatable bag 30 is placed inside the athletic shoe. When worn, the centering tabs 122 generally align with the sides of the wearer's feet. As such, it wraps around the back of the wearer's feet.

Figure 25 shows the approximate location of the pump and release valve in the athletic shoe lO There is. The pump 30 (of FIG. 24) is covered with a pump cover 168 (of FIG. The release valve (shown) is covered by a release valve cover 170.

In another embodiment of the invention depicted in FIG. 0 is the peripheral binding line 3 that glues two urethane sheets together, similar to the above-mentioned inflatable bag. 6. In Figure 26, the inflatable bag surrounding the arch is welded. However, the state before the inflatable bag is cut with a die along the peripheral tie line 36 is shown. It is. In terms of operation, the inflatable bag 30 of FIG. The pump 28 and release valve 94 are conveniently located on the side of the shoe. (in a similar manner to Figure 25) and wrap around the sides of the shoe.

The above description of embodiments of the invention has been presented for purposes of illustration and explanation. There is. It must not be exhaustive or limited to the exact form disclosed. is not intended. Obviously, many modifications and changes have been made according to the above instructions. You can get it.

The examples serve to best explain the principles of the invention and to explain the specific application intended by others skilled in the art. It is possible to make maximum use of it in various implementations and with various modifications. selected and explained to make it possible. For example, beyond the areas specified above. Inflatable bladders can be designed to fit over the outside of the foot. Furthermore, the book In one embodiment of the invention, a pressure gauge, such as a digitally readable pressure gauge, is Incorporated into the shoe using light, the user can consistently apply the same air pressure to the inflatable bag. It may be possible to add . Similarly, multiple inflatable bags are used Sometimes a second digitally readable pressure gauge can be used. Scope of the invention are intended to be defined in the claims appended hereto.

FIG.4 FIG.6 FIG, fl FIG. 13 FIG. 14 FIG. 15 FIG, 16 FIG, 17 FIG, 18 FIG, 26 m Inflatable tongue for a more secure fit on the user's foot Or, for the 6-bag body in which athletic shoes are described, the room is selectively Include multiple chambers with valves placed between them to inflate I can do it. The inflatable tongue or bladder has a lightweight pump disposed thereon. do.

international search report 1--＾---- Heart 9110 Akira 10

Claims (28)

[Claims] 1. (a) Sole; (b) an upper attached to the sole; (c) formed by a first sheet material and a second sheet material; (d) an inflatable bag having a material welded along a peripheral tie line; a pump for introducing air; (e) a release for removing air from the inflatable bag; a release valve that allows the inflatable bladder to communicate with surrounding air; a release fitting that allows the pump to integral and formed from a single piece of material, the release valve being a spring and a spring that prevents air from passing through the release valve. a release valve arranged to prevent The inflatable bag provides a cushioning effect for the wearer's feet after introducing air into it. the pump and the release pump are positioned in the shoe so that the Athletic shoes that are welded to a recordable inflatable bag. 2. the inflatable bag is disposed within the upper, and the inflatable bag is disposed within the upper; including a defined compartment and a tongue compartment, the external leg compartment, the internal compartment and the tongue; 2. The athletic shoe of claim 1, wherein the compartments are in communication with each other. 3. The pump and the release fitting are made of molded urethane. , athletic shoes according to claim 1. 4. Claim 1, further comprising a tongue, and the pump is disposed on the tongue. Athletic shoes as described. 5. The first and second sheet materials forming the inflatable bag each have a urethane foam. The athletic shoe according to claim 1, which is made of film. 6. Claim 1, further comprising a collar, wherein the inflatable bag is disposed within the collar. Athletic shoes according to item 1. 7. 7. The athletic shoe of claim 6, wherein the pump is located on a side of the shoe. 8. (a) a first inflatable bag chamber providing a cushioning effect to the wearer; (b) an inflatable bag incorporating a second inflatable bag chamber that provides a cushioning effect for the person; a pump for introducing air into the first inflatable bag chamber and the second inflatable bag chamber; (c) electing that air be introduced into either one of said first and second inflatable bag chambers; a valve disposed between the pump and the inflatable bladder to selectively prevent; Athletic shoes with 9. The valve has a protrusion and a packer plate surface defining a circular opening. a packer plate and a cam rotatably disposed within the circular opening; a device, wherein the inflatable bag is between the backer plate surface and the cam device. , so that the backer plate and the cam device are arranged to select the inflatable bag. Claims configured to pinch selective areas to restrict air flow to the areas. Athletic shoes according to item 8. 10. The first inflatable bladder chamber provides a cushioning effect to the wearer's ankle. , and the second inflatable bladder chamber provides a cushioning effect to the soles of the wearer's feet. , athletic shoes according to claim 8. 11. The first inflatable bag chamber includes an internal compartment, an external leg compartment, and a tongue compartment. Athletic shoes according to claim 10. 12. Claim 10, wherein the second inflatable bladder chamber is located under the arch of the wearer. Athletic shoes with a ring. 13. Further, a release valve is provided, the release valve being connected to the inflatable bag and surrounding the inflatable bag. a release fitting providing communication with the surrounding atmosphere; 12. The athletic shoe of claim 11, wherein the air fitting is formed from a single piece of material. 14. The material forming the pump and the release fitting is molded. 14. The athletic shoe according to claim 13, which is made of urethane. 15. The inflatable bag comprises two sheets of urethane film welded together. The athletic shoe according to claim 14, which comprises: 16. the molded urethane forming the pump and the release fitting; 16. The athletic shoe of claim 15, wherein the tongue is welded to the inflatable bladder. 17. The anterior chamber pump is constructed as a one-way valve so that air is introduced into the anterior chamber pump. 9. The athletic shoe of claim 8, further defining a hole for use. 18. Claim 1 further comprising a device for measuring air pressure inside the inflatable bag. Athletic shoes according to item 1. 19. the device for measuring the pressure inside the inflatable bag has a digital display; The athletic shoe according to claim 18. 20. (a) A tongue compartment, comprising an internal part, an external foot part, and a length of the tongue compartment. a first tongue portion and a first tongue portion that have a longitudinal axis extending along the tongue portion and that are in communication with each other; Tongue compartment having two tongue parts; (b) a designated compartment in communication with the tongue compartment; (c) having an end and an adjacent end; an external foot compartment, the adjacent end of which is in communication with the internal foot compartment; the foot compartment and said internal compartment have circumferential configurations that are substantially mirror images of each other; The internal compartment and the external foot compartment are arranged along a vertical axis at adjacent ends of the external foot compartment. and a vertical shaft connecting the internal compartment and the external foot compartment is connected to the tongue compartment. along a line intersecting the longitudinal axis of the chamber at an acute angle and parallel to the vertical axis; The height of the external foot compartment is such that the distal end of the external foot compartment is parallel to the vertical axis and a first average between a vertical axis and a central axis located approximately centrally at the distal end of said exopod compartment; and the height of the outer foot compartment is from the central axis to the highest point of the outer foot compartment. an external foot compartment having a second average volume to a wide point; a unitary inflatable for use in an athletic shoe, the first average volume being less than the second average volume; Haribukuro. 21. Inflatable for use in footwear with internal, external, back, front and tongue areas It is a hari bag, (a) A designated compartment for lining the internal part of the footwear; (b) Lining the external foot part of the footwear; (c) an external foot compartment disposed substantially on the back of the footwear, wherein the internal compartment an interconnection between the chamber and the external leg compartment; (d) a tongue compartment for lining the tongue of footwear; (e) substantially the front of said footwear; and a mutual connection between one of the internal and external foot compartments and the tongue compartment. An inflatable bag with a connecting part; 22. The outer leg compartment, the internally defined compartment and the tongue compartment are made of two pieces of material with approximately the same dimensions. 22. The inflatable bag of claim 21, wherein the bag is formed from a sheet of material. 23. Further, a centering tab extending from a bottom end of the internal compartment; Claim 21, further comprising a centering tab extending from the bottom end of the foot compartment. Inflatable bag. 24. The defined compartment has cutouts to adapt the footwear to the bone structure of the wearer. 22. The inflatable bag of claim 21 defining. 25. The external foot compartment has cutouts to adapt the footwear to the bone structure of the wearer. 22. The inflatable bag of claim 21 defining. 26. The interconnection is shaped to accommodate the bone and connective tissue structure of the wearer. 22. The inflatable bag according to claim 21. 27. (a) flexible upper; (b) a sole having an insole and an outsole; (c) An inflatable bag placed under the wearer's foot, which covers the foot, foot, and arch of the wearer. formed from two sheets of material welded near the periphery thereof, and The material sheet is welded along a plurality of binding lines arranged on the arch portion. , an inflatable bag in which at least some of the tie lines spread outward toward the inner part; ; (d) a pump disposed in the flexible upper for inflating the inflatable bag; P; Athletic shoes with 28. The sheet of material extends along substantially the entire length of the outer leg of the inflatable bag; Claim 27: the welding is performed along a connecting line that is spaced apart from the periphery of the inflatable string bag. Athletic shoes as described in section.