Article of footwear with ribbed outsole and notched midsole

Abstract

To provide an article of footwear with a ribbed outsole and a notched midsole.SOLUTION: A sole for an article of footwear includes an outsole that has longitudinal ribs, and a midsole that is disposed above the outsole and that defines notches. The longitudinal ribs are disposed in the notches.SELECTED DRAWING: Figure 2

Description

[Technical field]

[0001] CROSS-REFERENCE TO RELATED APPLICATIONS This application is a joint venture between the U.S. Food and Drug Administration and ... Department of Health and Human Services, filed on January 22, 2018. Part of U.S. Patent Application Serial No. 15 / 877,083 entitled "Sole and Notched Midsole" This is a continuation application, the disclosure of which is incorporated herein by reference in its entirety.

[0002] FIELD OF THE DISCLOSURE

[0002] Embodiments of the present invention relate generally to articles of footwear, and more specifically to a ribbed outsole. The present invention relates to an article of footwear having a notched midsole. [Background technology]

[0003] The footwear article is used to enhance the walking and / or running experience of the wearer. For example, the sole provides cushioning, support and support that improves the heel-to-toe transition of the gait cycle. The sole and the footwear article can be adapted to achieve the desired characteristics and provide stability. It would be desirable to improve the wearer's experience by improving the Summary of the Invention [Means for solving the problem]

[0004] An article of footwear having a ribbed outsole and a notched midsole is disclosed. In some embodiments, the sole of the article of footwear comprises an outsole having longitudinal ribs; and a midsole disposed above the outsole and defining a notch. In some embodiments, the longitudinal rib is disposed within the notch.

[0005] In some embodiments, the outsole has five longitudinal ribs. In some embodiments, the longitudinal ribs are disposed in the forefoot region of the sole. In some embodiments, the longitudinal rib is disposed in the midfoot region of the sole. The longitudinal ribs are disposed in the rearfoot region of the sole. The ribs have the same length as each other. In some embodiments, the longitudinal ribs At least one has a different length than another of the longitudinal ribs.

[0006] In some embodiments, the article of footwear comprises an upper and a nodule on the bottom surface coupled to the upper. a midsole defining a ridge; and a longitudinal axis extending from the upper surface and connected to the midsole. and an outsole having longitudinal ribs. A directional rib is disposed in one of the notches.

[0007] In some embodiments, the longitudinal ribs are disposed in the forefoot region of the article of footwear. In some embodiments, the longitudinal ribs are disposed only in the forefoot region of the article of footwear. In some embodiments, the upper surface of the outsole is flat except for the longitudinal ribs.

[0008] In some embodiments, the notches are not interconnected. The bottom surface of the outsole defines any notches located opposite the longitudinal ribs. In some embodiments, the upper surface of the midsole is positioned opposite the notch. The ribs do not have any longitudinal ribs.

[0009] In some embodiments, the sole for the article of footwear comprises an outer layer having longitudinal ribs on an upper surface thereof. and a midsole defining a notch that fits complementarily over the longitudinal rib. do.

[0010] In some embodiments, the longitudinal ribs are disposed in the forefoot region of the sole. In some embodiments, the sole provides a more rapid contact to the forefoot of the sole during the wearer's walking cycle. In some embodiments, a longitudinal rib disposed within the notch facilitates the saw transition. In some embodiments, the outsole may include a In some embodiments, the holes are arranged in rows. In some embodiments, the rows of holes are disposed between the longitudinal ribs.

[0011] In some embodiments, a sole for an article of footwear includes an outsole and a midsole. In some embodiments, the outsole comprises a lateral forefoot section disposed on the outsole. The outsole includes a first lug and a second lug disposed in a rearfoot medial section. In some embodiments, the first and second projections each protrude from the top surface of the outsole. In some embodiments, the midsole is disposed above the outsole; A first notch disposed in a lateral forefoot section of the midsole and a central rearfoot section of the midsole. In some embodiments, the first protrusion defines a first notch. The first protrusion is disposed in the notch and the second protrusion is disposed in the second notch.

[0012] In some embodiments, the first and second projections are made of the same material as the outsole material. In some embodiments, the first and second projections are integral parts of the outsole. In some embodiments, the first and second protrusions are rubber pods. In some embodiments, the first and second projections are inserted into the outsole. In some embodiments, the first and second projections are separate components. In some embodiments, the first and second protrusions are curved. In some embodiments, the outsole defines a plurality of openings. And the second lugs are just two lugs on the top surface of the outsole. In one embodiment, the first and second protrusions and the first and second notches are disposed. This provides lateral stability to the sole in the forefoot lateral section and the rearfoot central section. It is given.

[0013] In some embodiments, an article of footwear includes an upper and a midsole coupled to the upper. In some embodiments, the shoe includes a midsole and an outsole coupled to the midsole. The midsole includes a first notch disposed in a forefoot lateral section of the midsole; and a second notch disposed in the rearfoot medial section of the shoe. The outsole includes a first projection disposed on a forefoot lateral section of the outsole; and a second projection disposed in the rearfoot medial section. The first and second projections each protrude from the upper surface of the outsole. In this embodiment, the first protrusion is disposed in the first notch and the second protrusion is disposed in the second notch. .

[0014] In some embodiments, the first and second projections are made of the same material as the outsole material. In some embodiments, the first and second projections are integral parts of the outsole. In some embodiments, the first and second protrusions are rubber pods. In some embodiments, the first and second projections are separate components inserted into the outsole. In some embodiments, the first and second protrusions are longitudinal protrusions. In some embodiments, the first and second protrusions are curved. In some embodiments, the outsole defines a plurality of openings. The only protrusions are two protrusions on the top surface of the outsole. and a second protrusion, and a first and second notch are disposed on the sole. Lateral stability is provided to the sole at the lateral forefoot and medial rearfoot sections.

[0015] The present invention includes the following embodiments. [1] A sole for an article of footwear, the sole comprising: An outsole, the outsole including a first projection disposed in a forefoot lateral section; and a second projection disposed in a rear foot central section of the toe sole. an outsole, each of which has a protruding portion on an upper surface of the outsole; A midsole disposed above the outsole, the midsole having a forefoot lateral section a first notch disposed in the midsole and a second notch disposed in the rear foot central section of the midsole. A midsole that determines wherein the first protrusion is disposed in the first notch and the second protrusion is disposed in the second notch. That will be the sole. [2] The first and second lugs are made of a material that is the same as a material of the outsole.[1] The sole described in. [3] The sole according to [1], wherein the first and second projections are integral parts of the outsole. Ru. [4] The sole described in [1], wherein the first and second protrusions are rubber pods. [5] The first and second projections are separate components inserted into the outsole. [1] The sole described in. [6] The sole according to [1], wherein the first and second protrusions are longitudinal protrusions. [7] The sole described in [1], wherein the first and second protrusions are curved. [8] The sole of [1], wherein the outsole defines a plurality of openings. [9] The first and second projections are the only two projections on the upper surface of the outsole. [1] The sole described in.

[10] By disposing the first and second protrusions and the first and second notches, This provides lateral stability to the sole in the forefoot lateral section and the rearfoot central section. The sole described in [1] is provided.

[11] An article of footwear comprising: Upper and a midsole coupled to the upper, the midsole being disposed in a forefoot lateral section; and a second notch disposed in a rearfoot central section of the midsole. The midsole and an outsole coupled to the midsole, the outsole being disposed in a forefoot lateral section; and a second protrusion disposed in a rear foot central section of the outsole. The first and second projections each protrude from the upper surface of the outsole. With wherein the first protrusion is disposed in the first notch and the second protrusion is disposed in the second notch. That will be the sole.

[12] The article of footwear described in

[0011] , wherein the first and second lugs are made of the same material as the outsole.

[13] The shoe of

[11] , wherein the first and second projections are integral parts of the outsole. Footwear articles.

[14] The article of footwear described in

[11] , wherein the first and second projections are rubber pods.

[15] the first and second lugs are separate components inserted into the outsole; 11. The footwear article according to claim 10.

[16] The article of footwear of

[11] , wherein the first and second protrusions are longitudinal protrusions.

[17] The footwear article of

[11] , wherein the first and second lugs are curved.

[18] The article of footwear of

[11] , wherein the outsole defines a plurality of openings.

[19] The first and second protrusions are the only two protrusions on the upper surface of the outsole; 11. The footwear article according to claim 10.

[20] By disposing the first and second protrusions and the first and second notches, This provides lateral stability to the sole in the forefoot lateral section and the rearfoot central section. The footwear article described in

[11] is provided. [Brief description of the drawings]

[0016] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate the invention. The present invention is described in detail below with reference to the accompanying drawings, in which: It plays a role in making this possible. [Figure 1] FIG. 1 is a side view of an article of footwear according to some embodiments. [Diagram 2] 1 is an exploded perspective view of a sole for an article of footwear according to some embodiments. [Diagram 3] FIG. 2 is a top view of an outsole for an article of footwear according to some embodiments. [Figure 4]1 is a perspective view of a portion of an outsole for an article of footwear according to some embodiments. [Diagram 5] 1 is a perspective view of a portion of an outsole for an article of footwear according to some embodiments. [Figure 6] 1 is a perspective view of a midsole for an article of footwear according to some embodiments. [Figure 7] 1 is a perspective view of a portion of a midsole for an article of footwear according to some embodiments. [Figure 8] 1 is a bottom view of a portion of an outsole for an article of footwear according to some embodiments. [Figure 9] FIG. 2 is a bottom view of a midsole for an article of footwear according to some embodiments. [Figure 10] FIG. 2 is a bottom view of a midsole for an article of footwear according to some embodiments. [Figure 11] 1 is an exploded perspective view of a sole for an article of footwear according to some embodiments. [Figure 12] FIG. 2 is a top view of an outsole for an article of footwear according to some embodiments. [Figure 13] 1 is a bottom view of a sole for an article of footwear according to some embodiments. [Figure 14] 1 is an exploded perspective view of a sole for an article of footwear according to some embodiments. [Figure 15] 15 is a cross-sectional view of the sole of FIG. 13 taken along line 15-15' of FIG. 13. [Figure 16] 16 is a cross-sectional view of the sole of FIG. 13 taken along line 16-16'. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0017] The present invention will now be described in detail with reference to embodiments thereof as illustrated in the accompanying drawings. In the description and drawings, like reference numbers are used to indicate identical or functionally similar elements. References such as "one embodiment," "an embodiment," "exemplary embodiment," and the like are used herein. Although the described embodiments may include particular features, structures, or characteristics, all The embodiments do not necessarily include those particular features, structures, or characteristics. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, specific features, structures, or characteristics may be described in connection with certain embodiments. When such a feature is incorporated herein by reference in any manner, it is understood that such a feature may be used in conjunction with other embodiments, whether or not expressly stated. It is believed that one of ordinary skill in the art would understand that certain features, structures, or characteristics may be affected by the .

[0018] As used herein, the term "invention" or "the present invention" is intended to be a non-limiting term. and does not refer to any single embodiment of a particular invention, but rather to the It is intended to encompass all such possible embodiments.

[0019] The following examples are intended to illustrate, but not limit, the present invention. Other suitable modifications and adaptations of the variety of conditions and parameters encountered will be apparent to those skilled in the art. Within the spirit and scope of the present invention.

[0020] An embodiment of the present invention is a shoe having a ribbed outsole and a notched midsole. The ribbed outsole and notched midsole provide a comfortable fit for one foot. The outsole provides tuned flexibility and stiffness in multiple areas. The outsole may include a plurality of longitudinal ribs in one or more regions. In one embodiment, the longitudinal rib is disposed on the upper surface of the outsole.

[0021] The midsole defines a plurality of notches configured to receive the longitudinal ribs. In some embodiments, the midsole is disposed above the outsole and the notch is The cooling fan is disposed on the bottom surface of the cooling fan.

[0022] The interaction of the notch and rib creates a flexion zone in the area where the knot and rib are located (e.g., the foot). The sole (e.g., outsole) is placed in the midfoot-forefoot area below the metatarsal-phalangeal joint (MTP). In some embodiments, the midsole (the upper and / or the lower) may be made harder. Replace the material volume of the midsole with the material volume of the outsole (i.e., ribs and The outsole can be made stiffer by adding a tack to the sole. In this state, the interaction between the notch and the rib indirectly stiffens the midsole. The notches and ribs create a shape that facilitates rocking (i.e. back to front). The article of footwear may thus facilitate a quicker transition to the forefoot, thereby The propulsive phase of the wearer's movement can be enhanced. The flexion is adjusted using notches and ribs. Soles that provide flexibility and stiffness are easy to create and manufacture, and are tailored to the specific wearer. It is also easy to customize and / or adjust the

[0023] In some embodiments, the article of footwear 10 may include a forefoot region, as shown in, for example, FIG. The article of footwear 10 includes an upper, a midfoot region 12, a midfoot region 14, and a rearfoot region 16. Any suitable upper may be used as upper 18. The article of footwear 10 includes a sole 19 that includes a midsole 20 and an outsole 30. In some embodiments, the upper 18 is coupled to the midsole 20. For example, the upper 18 may be sewn, attached, or glued to the midsole 20. In some embodiments, the midsole 20 is coupled to the outsole 30. For example, Alternatively, the midsole 20 may be attached directly to the outsole 30. The midsole 20 may be adhesively attached to the outsole 30. The dosole 20 is made from expanded thermoplastic polyurethane particles (e-TPU).

[0024] In some embodiments, the midsole 20 may be an abrasion resistant material, as shown, for example, in FIG. The upper surface 34 of the outsole 30 is disposed above the midsole 20. For example, the outsole 30 may extend from the top surface 34 to The midsole 20 may include one or more structures that are One or more corresponding cavities may be defined in the bottom surface 26 .

[0025] In some embodiments, the outsole 30 includes a longitudinal rib extending from the upper surface 34. The longitudinal ribs 32 are each provided with a length greater than the width of the longitudinal rib 32. 2 extends longitudinally of the article of footwear 10 such that the length of the In one embodiment, the longitudinal ribs 32 have a height that varies along their length (see FIG. 5). For example, the top surface of the longitudinal rib 32 may be at the center of the length of the longitudinal rib 32 or The height of the longitudinal rib 32 is maximum at the center, and the height of the longitudinal rib 32 is maximum at the outsole of the end of the longitudinal rib 32. The upper surface 34 of the filter 30 may be curved, gradually extending downward. In some embodiments, the upper surfaces of the longitudinal ribs 32 may be domed. This can contribute to the rocking function that promotes a quicker transition to the forefoot, thereby reducing the wear For example, the curved shape of the longitudinal ribs 32 enhances the propulsive phase of the person's movement. The MTP joint, where the forefoot transition toward propulsive toe-off occurs. When the longitudinal ribs 32 are correctly positioned underneath, the foot rolls more quickly in a minimal manner. In some embodiments, the longitudinal ribs 32 support the midsole 20 (e.g. The hardness is higher than that of the e-TPU midsole, and the curvature of the longitudinal ribs 32 In this case, a "mini" rocker may be formed. The rocker may extend from the apex of its unstable curvature to a more central position. This naturally promotes the transition to a standing (resting) position, thus helping the wearer to enter the toe-off phase. Other shapes and heights may also be used for the longitudinal ribs 32.

[0026] The longitudinal ribs 32 are disposed at various locations on the upper surface 34 of the outsole 30. In some embodiments, the longitudinal ribs 32 are disposed in the midfoot region 14. In some embodiments, the longitudinal ribs 32 are disposed in the forefoot region 12. The ribs 32 may extend from the midfoot region 14 to the forefoot region 12. For example, the longitudinal ribs The support 32 may be disposed below the metatarsal-phalangeal joint (MTP) of the foot. In some embodiments, the longitudinal ribs 32 are disposed only in the forefoot region 12. The longitudinal ribs 32 are disposed separately in a plurality of regions. One set of longitudinal ribs 32 is disposed in the midfoot region 14 and a second set of longitudinal ribs 32 is disposed in the rearfoot region. 16. Other configurations are possible. For example, in some embodiments, The outsole 30 may include diagonal and / or transverse ribs. Such diagonal and / or transverse ribs are provided in the forefoot region 12, the midfoot region 14, and the , and / or may be located in the rearfoot region 16. Diagonal ribs and / or The transverse ribs correspond to the notches shown in Figures 9 and 10, as discussed below. In some embodiments, the longitudinal ribs 32 extend from the rearfoot region 16 to the forefoot region 18. It extends into the foot region 12 .

[0027] In some embodiments, the longitudinal ribs 32 are disposed parallel to one another. The set of ribs 32 may be, for example, as shown in FIG. or in the forefoot region 12) across the width of the outsole 30, In some embodiments, the outsole 30 includes at least three longitudinal ribs. 3 to 5, the outsole 30 includes five 1. A different number of longitudinal ribs 32 may be used (e.g. In some embodiments, the longitudinal ribs 32 are Distributed across the width of the foot region 12, the midsole For example, the longitudinal ribs 32 are formed in the middle of the The bottom surface of the sole 20 is divided into smaller areas to limit lateral movement and displacement. In some embodiments, the lateral movement of the midsole across the sole and By limiting the travel time and displacement somewhat, it is possible to reduce the travel time during curves, sudden changes in direction (cuts), and This helps improve foot stability during sudden lateral braking.

[0028] In some embodiments, the longitudinal ribs 32 each have the same length. In some embodiments, the longitudinal ribs 32 may have different lengths. The ends of the longitudinal ribs 32 are aligned with one another along the length of the article of footwear 10. In some embodiments, the ends of the longitudinal ribs 32 may be misaligned. Good (see Figure 3).

[0029] In some embodiments, the longitudinal ribs 32 are integral with the outsole 30. Thus, the longitudinal ribs 32 are integrally molded with the outsole 30. Therefore, the ribbed outsole 30 is easy to manufacture.

[0030] In some embodiments, the upper surface 34 of the outsole 30 is flat except for the longitudinal ribs 32. For example, the longitudinal ribs 32 may be spaced apart (e.g., by transverse ribs or other protruding structures). In some embodiments, the bottom surface 36 of the outsole 30 is There are no notches positioned on opposite sides of the longitudinal ribs 32 .

[0031] In some embodiments, the outsole 30 may be formed as shown, for example, in FIGS. The outsole 30 defines a pattern of holes 38 extending through the outsole 30. The holes 38 are arranged in rows. For example, the rows of holes 38 may be disposed between the longitudinal ribs 32. In some embodiments, the holes 38 vary in size and shape. For example, it may be circular, square, rectangular, or oval.

[0032] In some embodiments, the midsole 20 may be formed as shown, for example, in FIGS. As shown in FIG. 1, a notch 22 corresponding to the longitudinal rib 32 is formed in the bottom surface 2 of the midsole 20. 6. The notches 22 are configured to complementarily fit over the longitudinal ribs 32. Thus, when the article of footwear 10 is fully assembled (see FIG. 1 ), the longitudinal ribs 32 In some embodiments, the longitudinal ribs 32 are disposed within the notches 22. In some embodiments, the longitudinal ribs 32 disposed in the notches 22 completely fill the Thus, the sole assembly (e.g., the outsole 30 and / or the midsole 20) In some embodiments, the addition of ribs 32 and notches 22 stiffens the outer shell. The interaction of the notches 22 and ribs 32 increases the stiffness of the entire sole assembly. In some embodiments, the midsole 20 can be indirectly stiffened. When the longitudinal rib 32 is positioned under the MTP joint, a complementary notch The 22 provides additional resistance to stretch in the longitudinal direction (as the wearer walks), The longitudinal ribs 32 support the function of the ligaments at the metatarsal joint. The cushioning of the outsole 20 can be soft and comfortable, while the outsole 30 can provide support during the propulsion phase of walking. (by resisting elongation) more energy than would be possible without the longitudinal ribs 32. By making the outsole 30 harder, the wearer can run faster. The sole 19 provides a quicker transition to the forefoot during the wearer's gait cycle. It may be configured to facilitate.

[0033] In some embodiments, the notch 22 has a length greater than a width of the notch 22. In some embodiments, the no. The titch 22 has a depth that varies along its length (see FIG. 7). For example, The surface of the notch 22 is such that the depth of the notch 22 is greatest at or near the center of the length of the notch 22. 22 and gradually extend downward toward the bottom surface 26 of the midsole 20 at the end of the notch 22. This configuration facilitates a quicker transition to the forefoot. It can contribute to a rocking function, thereby enhancing the propulsive phase of the wearer's movement. For example, , the curved shape allows for a more rapid movement, as discussed above with respect to the longitudinal ribs 32. Other shapes and depths may also be used for the notch 22. .

[0034] The notches 22 may be disposed at various locations on the bottom surface 26 of the midsole 20. In some embodiments, the notch 22 is disposed in the midfoot region 14. In this embodiment, the notch 22 is disposed in the forefoot region 12. The notch 22 is disposed in the midfoot region 1 4 to the forefoot region 12. In some embodiments, the notch 22 may extend from the forefoot In some embodiments, the notches 22 are disposed in multiple regions. For example, a first set of notches 22 are disposed in the midfoot region 14 and A second set of shoes 22 may be disposed in the rearfoot region 16. Other configurations are possible. For example, in some embodiments, as shown in FIG. 9, the midsole 120 may be slanted. Some embodiments include a combination of longitudinal notches 122 and longitudinal notches 123. 9, the diagonal notch 123 is located in the forefoot region and / or The diagonal notch 123 may also be disposed in the midfoot region. In some embodiments, the longitudinal notches 122 are aligned in conjunction with the diagonal notches 123. In some embodiments, the lateral support may be disposed in the rearfoot region, e.g., as shown in FIG. Thus, the midsole 220 includes a transverse notch 223. In this embodiment, the transverse notch 223 is disposed in the forefoot region. 223 may also or alternatively be positioned in the midfoot region and / or rearfoot region. The diagonal notches 123, the longitudinal notches 122, and the transverse notches 2 23 arbitrary combinations are arranged on the midsole, and corresponding ribs are arranged on the outsole. In some embodiments, the notch 22 may be disposed in the rearfoot region 16 through the forefoot region 18. It extends into region 12.

[0035] In some embodiments, the notches 22 are disposed parallel to one another. The foot may be provided in a variety of locations (e.g., midfoot region 14 and / or 15) as shown, for example, in FIGS. The elastic members 14 may be spaced apart from one another across the width of the midsole 30 (or in the forefoot region 12). In some embodiments, the midsole 20 includes at least three notches 22. For example, as shown in FIGS. 6 and 7, the midsole 20 has five nos. A different number of notches 22 may be used (e.g., two, four, , or 5 or more).

[0036] In some embodiments, the notches 22 each have the same length. The notches 22 may have different lengths. The ends are aligned with one another along the length of the article of footwear 10. In some configurations, the ends of the notch 22 may not be aligned.

[0037] In some embodiments, the notch 22 is formed during the molding process of the midsole 20. , thereby facilitating easy manufacturing of the article of footwear 10.

[0038] In some embodiments, the bottom surface 26 of the midsole 20 is flat except for the notch 22. For example, the notches 22 are not interconnected (e.g., by transverse notches). In some embodiments, the upper surface 24 of the midsole 20 is positioned opposite the notch 22. The ribs are not longitudinally aligned.

[0039] In some embodiments, for example as shown in FIG. 8, the outsole 30 comprises a bottom The surface 36 includes protrusions 40 extending therefrom. The protrusions 40 are arranged in one or more rows. In some embodiments, the rows of protrusions 40 are disposed between the rows of holes 38. In some embodiments, the protrusion 40 is provided with multiple contacts disposed on the ground surface of the protrusion 40. The shoe defines a number of grooves 42 that can increase traction of the article of footwear 10. In some embodiments, each row of projections 40 is formed on the bottom surface 36 of the outsole 30. In some embodiments, the connecting member 44 extends from the 4 stiffens the outsole by providing greater longitudinal stretch resistance In some embodiments, the connecting member 44 provides the outsole 30 with During the propulsive phase of walking (by resisting extension), the link 44 By making the outsole 30 harder, it is easier to store and return the energy. This allows the user to run faster.

[0040] In some embodiments, the article of footwear 10 provides a cushioning effect, particularly during multi-directional running. The cushioning is configured to help prevent excessive lateralization (or leakage) of the cushioning. In an embodiment, the sole for the article of footwear 10 includes dynamic banking projections. The dynamic banking projections are tracked in the mid and lateral sections of the foot. can provide additional lateral stability and support, thereby improving multi-directional running This counteracts any tendency to over-lateralize or leak during endoscopic examination.

[0041] For example, the article of footwear 10 may be coupled to a sole 319, such as that shown in FIG. In some embodiments, the upper 18 may include a In the embodiment, the sole 319 includes a midsole 320 and an outsole 330. The midsole 319 (including the midsole 320 and the outsole 330) is 2, midfoot region 314, and rearfoot region 316. The midsole 311 and the midsole 313 are formed on the inner sole 320 and the outer sole 330. In some embodiments, the sole 319 may be flat or may include a portion The curved shape may be curved in a straight line.

[0042] In some embodiments, the upper 18 is coupled to the midsole 320. The upper 18 may be sewn, attached, or glued to the midsole 320. In some embodiments, the midsole 320 is coupled to the outsole 330. The midsole 320 may be attached directly to the outsole 330. The support 320 may be adhesively attached to the outsole 330. The midsole 320 is made from expanded thermoplastic polyurethane particles (e-TPU).

[0043] In some embodiments, the midsole 320 may be, for example, as shown in FIG. The upper surface 334 of the outsole 330 is disposed above the midsole 330. For example, the outsole 330 may correspond to the bottom surface 326 of the outsole 320. 34, and may include one or more structures extending from the midsole 320. may define one or more cavities in bottom surface 326 corresponding to the structures.

[0044] In some embodiments, the outsole 330 may be any of the following: For example, the outsole 330 has a first protrusion. The first protrusion 332 and the second protrusion 333 may be included. The protrusion 332 and the second protrusion 333 are each protruded on an upper surface 334 of the outsole 330. (See FIG. 11 ). In some embodiments, the first protrusion 332 and the second protrusion The protrusions 333 provide additional lateral stability and support to the sole 319. In an embodiment, the first protrusion 332 and the second protrusion 333 may provide lateral stability. is configured to help the wearer avoid excessive lateralization during multi-directional running. This is a protrusion of dynamic banking.

[0045] In some embodiments, the first projection 332 is located in the forefoot lateral section ( That is, the first projection 332 is disposed in the forefoot region 312 of the lateral side 311. The inclusion of a ventral groove helps prevent over-lateralization or leakage, especially during multi-directional running. Alternatively, in some embodiments, the first protrusion 332 may be Located in the midfoot section (or additional projections may be located in the midfoot section) , which can help the wearer avoid overpronation during the gait cycle. In some embodiments, the second projection 333 is disposed in the rear foot central section of the outsole 330 (i.e., That is, the rear foot region 316 of the medial side 313. A second projection 333 is provided in this location. The presence of the lateral extension can help prevent hyperlateralization during multidirectional running. Cut.

[0046] In some embodiments, the first protrusion 332 and the second protrusion 333 are In some embodiments, the first protrusion 332 and the The second projection 333 is an integral part of the outsole 330. The first protrusion 332 and the second protrusion 333 may be an integral part of the outsole 330. For example, the first protrusion 332 and the second protrusion 333 are integral with the outsole 330. The outer sole 330 may be shaped to make it easier to manufacture.

[0047] In some embodiments, the first protrusion 332 and the second protrusion 333 are In some embodiments, the first protrusion 332 comprises a material different from that of the first protrusion 330. The second protrusion 333 is made of the material of the first protrusion 332 and the material of the second protrusion 333. The material inserted into the outsole 330 may be different from that of the outsole 330. In some embodiments, the first protrusion 332 and the second protrusion 333 are separate components. 33 is a pod. For example, the first protrusion 332 and the second protrusion 333 are rubber pods. Polymers, polyurethanes, thermoplastic polymers, thermoplastic polyurethanes Other materials, such as silicone, foam, or similar materials, may be used to cover the first protrusion 332 and the second protrusion 333. 2 protrusions 333 (as pods or in other forms). In some embodiments, the first protrusion 332 may be different from the second protrusion 333. For example, One protrusion 332 may be a different material than the second protrusion 333. In this embodiment, the first lug 332 is a separate lug made of rubber inserted into the outsole 330. The second projection 333 may be an integral part of the outsole 330. It may be body molded. Other variations may also be used.

[0048] In some embodiments, the first protrusion 332 and the second protrusion 333 are longitudinal protrusions. For example, the first protrusion 332 and the second protrusion 333 are the first protrusion 3 in the transverse direction. The width of the first protrusion 332 and the second protrusion 333 in the longitudinal direction is larger than the width of the first protrusion 332 and the second protrusion 333. 333 may extend longitudinally of the article of footwear 10 so as to have a greater length. In some embodiments, the first protrusion 332 and / or the second protrusion 333 may be, for example, as shown in FIG. As shown in FIG. 1, the first protrusion 332 and the and / or the shape of the second projection 333 may be configured to conform to the contour of the adjacent edge of the outsole 330. It may be possible.

[0049] In some embodiments, the first protrusion 332 and the second protrusion 333 are In some embodiments, there are only two protrusions on the top surface 334 of the outsole. The upper surface 334 of the roll 330 is flat except for the first protrusion 332 and the second protrusion 333. In some embodiments, the bottom surface 336 of the outsole 330 includes the first projection 332 and The second protrusion 333 does not define any notch located on the opposite side of the first protrusion 333. In this embodiment, the first protrusion 332 and the second protrusion 333 are The second projection 333 is visible on the bottom surface 336 of the outsole 330. The first protrusion 332 and the second protrusion 333 extend through the outer periphery of the outer periphery of the The first protrusion 332 and the second protrusion 333 may be flush with the bottom surface 336 of the base 330, or may be flush with the bottom surface 336 of the base 330. The protrusion 333 may extend below the bottom surface 336 .

[0050] In some embodiments, the outsole 330 extends through the outsole 330. 11-13. In some embodiments, the casing 30 includes a plurality of openings 338 that extend through the casing 30 (see FIGS. 11-13). In some embodiments, the openings 338 may be arranged in rows. The openings 338 may be, for example, circular, square, rectangular, oval, or may be of some other shape.

[0051] In some embodiments, the midsole 320 may be, for example, as shown in FIG. , defining one or more notches corresponding to one or more projections of the outsole 330. The one or more notches are configured to complementarily fit over the one or more protrusions. For example, the midsole 320 defines a first notch 322 and a second notch 323. In some embodiments, the first notch 322 may be disposed in front of the midsole 320. The lateral section of the foot (i.e., the forefoot region 312 of the lateral side 311) is disposed. In this embodiment, the second notch 323 is formed in the rear foot central section (i.e., the central In some embodiments, the notches 322, 313 are disposed in the rearfoot region 316. The role of 23 is to allow the projections 222, 223 to fit (or fill, seat) , limiting movement of the midsole 320 in the areas where they are located. do.

[0052] In some embodiments, the bottom surface 326 of the midsole 320 includes a first notch 322 and and second notch 323. In some embodiments, midsole 32 The upper surface 324 of the 0 is positioned opposite the first notch 322 and the second notch 323. It does not have any protrusions.

[0053] In some embodiments, the first notch 322 and the second notch 323 are The ribs 320 are formed during the molding process of the article of footwear 10, thereby facilitating easy manufacturing of the article of footwear 10. can be.

[0054] In some embodiments, the one or more notches in the midsole 320 may be The first protrusion 332 corresponds to one or more protrusions of the ball 330. As shown in FIG. 1, the second protrusion 333 may be disposed in the first notch 322. may be disposed in the second notch 323, for example as shown in FIG. In some embodiments, the first protrusion 332 and the second protrusion 333 each correspond to a notch 32. 2 and 323 completely fill the gap (see Figs. 15 and 16). The forefoot lateral section (i.e., lateral side 311) of the sole 319 is provided with a lateral cutout 322. In the forefoot region 312 ), the sole 319 can provide lateral stability. The second protrusion 333 is disposed in the second notch 323 to form a rear foot portion of the sole 319. In the central section (i.e., rear foot region 316 of central side 313), the sole 319 is laterally This additional lateral stability of the sole 319 allows This can help the wearer to prevent over-lateralization, especially during multi-directional running. The layout of the 319th wheel is designed to allow the driver to run in a curved manner when making sudden changes of direction or lateral cuts. This can help prevent excessive rolling of the wearer's foot 305 when the foot is in a sitting position. For example, The additional lateral stability provided by the first protrusion 332 and the first notch 322 Thus, the wearer's foot 305 locates the first protrusion 332 and the first notch 322. Similarly, the second protrusion 333 and the second notch 3 The additional lateral stability provided by the second projection 33 allows the wearer's foot 305 to rest against the second projection 33. 3 and helps prevent rolling beyond the location of the second notch 323.

[0055] Sole 319 may have similar characteristics to sole 19, even if not specifically described. For example, the lugs of the outsole 330 may have the same or similar features as the longitudinal ribs 32. As another example, the notch in midsole 320 may be the same as notch 22. or similar features. In some embodiments, the outsole has a longitudinal The oriented rib 32 may include a first protrusion 332 and a second protrusion 333. In this embodiment, the midsole includes a first notch 322 and a second notch 323. It's okay to be.

[0056] Various embodiments described herein include a ribbed outsole and a notched midsole. The interaction of the notches and the ribs is such that the notches and the ribs In areas where it is positioned and creates a shape that encourages rocking (i.e. back to front) , hardening the sole (e.g., the outsole 30 and / or the midsole 20). The article of footwear may thus facilitate a quicker transition to the forefoot, thereby improving the wearer's In addition, the width of the outsole is Distributing the compression hubs reduces the compression by dividing the bottom of the midsole into smaller areas. During loading, the midsole can be more easily prevented from displacing in the transverse direction. By somewhat limiting the lateral movement and displacement of the midsole across the , stability of the foot when turning, making sudden changes of direction (cuts), or braking sharply laterally Notches and ribs are used to achieve tailored flex and stiffness The sole is easy to create and manufacture, and can be customized and / or tailored to a specific wearer. The various embodiments described herein may be easily adjusted to accommodate dynamic bounce. An outsole containing a king's protrusion and a midsole having a corresponding notch The lugs and notches add lateral stability to the sole and reduce excess side pressure. Reduces distortion when the wearer suddenly changes direction or moves in a curved manner This makes it easier to compensate the wearer when

[0057] The above description of the embodiments of the features fully reveals the overall nature of the present invention, so that the present By applying the knowledge of those skilled in the art, others will be able to fully understand the invention without undue experimentation. Such specific aspects can be easily adapted for various applications without departing from the general concept. may be modified and / or adapted. Modifications may be made to the disclosed embodiments based on the teaching and guidance presented herein. Any phrase or term used herein is intended to be within the meaning and scope of the equivalents. The terms and expressions used herein are for purposes of illustration and not limitation. It should be understood that the language is to be interpreted by one of ordinary skill in the art in light of the teachings and guidance. be.

[0058] The breadth and scope of the present invention should not be limited by any of the exemplary embodiments described above. and should be defined solely in accordance with the following claims and their equivalents. It is. [Explanation of symbols]

[0059] 10 Footwear 12 Forefoot area 14 Midfoot Area 16 Hindfoot area 18 Upper 19 Sole 20 Midsole 22 Notch 24 Upper surface of midsole 26 Bottom of midsole 30 Outsole 32 Longitudinal rib 34 Top of the outsole 36 Bottom of the outsole 38 holes 40 Protrusion 120 Midsole 122 Longitudinal notch 123 Diagonal notch 220 Midsole 223 Transverse Notch 305 Wearer's feet 311 Side 312 Forefoot area 313 Central side 314 Midfoot area 316 Hindfoot area 319 Sole 320 Midsole 322 First Notch 323 Second Notch 324 Upper surface of midsole 330 Outsole 332 First protrusion 333 Second protrusion 334 Top of the outsole 336 Bottom of the outsole 338 Aperture

Claims

1. A sole for footwear, wherein the sole is An outsole comprising a first projection disposed in the lateral forefoot section of the outsole and a second projection disposed in the central rearfoot section of the outsole, wherein the first and second projections each protrude from the upper surface of the outsole, A midsole positioned above the outsole, comprising a midsole that defines a first notch positioned in the lateral forefoot section of the midsole and a second notch positioned in the central rearfoot section of the midsole, It is equipped with a first projection disposed in a first notch, and a second projection disposed in a second notch, A sole in which the first and second protrusions are only two protrusions on the upper surface of the outsole.

2. The sole according to claim 1, wherein the first and second protrusions are made of the same material as the outsole.

3. The sole according to claim 1 or 2, wherein the first and second protrusions are integral parts of the outsole.

4. The sole according to claim 1 or 2, wherein the first and second protrusions are separate components inserted into the outsole.

5. The sole according to any one of claims 1 to 4, wherein the first and second protrusions are rubber pods.

6. The sole according to any one of claims 1 to 5, wherein the first and second protrusions are longitudinal protrusions.

7. The sole according to any one of claims 1 to 6, wherein the first and second protrusions are curved.

8. The sole according to any one of claims 1 to 7, wherein the outsole defines a plurality of openings.

9. The sole according to any one of claims 1 to 8, wherein lateral stability is provided to the sole in the forefoot lateral section and the rearfoot central section of the sole by arranging first and second protrusions and first and second notches.

10. A footwear article comprising the sole according to any one of claims 1 to 9.

11. The footwear article according to claim 10, further comprising an upper.

12. The footwear article according to claim 11, wherein the midsole is bonded to the upper.

13. The footwear article according to any one of claims 10 to 12, wherein the outsole is bonded to the midsole.

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