WO2007122722A1 - 強化構造を備えた靴底および緩衝構造を備えた靴底 - Google Patents
強化構造を備えた靴底および緩衝構造を備えた靴底 Download PDFInfo
- Publication number
- WO2007122722A1 WO2007122722A1 PCT/JP2006/308404 JP2006308404W WO2007122722A1 WO 2007122722 A1 WO2007122722 A1 WO 2007122722A1 JP 2006308404 W JP2006308404 W JP 2006308404W WO 2007122722 A1 WO2007122722 A1 WO 2007122722A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- foot
- midsole
- sole
- shoe sole
- compression deformation
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/12—Soles with several layers of different materials
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/10—Metal
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/12—Soles with several layers of different materials
- A43B13/125—Soles with several layers of different materials characterised by the midsole or middle layer
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/12—Soles with several layers of different materials
- A43B13/125—Soles with several layers of different materials characterised by the midsole or middle layer
- A43B13/127—Soles with several layers of different materials characterised by the midsole or middle layer the midsole being multilayer
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
- A43B13/18—Resilient soles
- A43B13/181—Resiliency achieved by the structure of the sole
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/22—Supports for the shank or arch of the uppers
Definitions
- the present invention relates to a shoe sole, in particular, a reinforcing structure for a middle foot part and a buffer structure for a rear foot part.
- a shoe sole having a reinforcing member that matches the shape of the arch of the sole sole at the arch portion of the sole, for example, when the outer sole is landed, the portion of the midsole that is not attached to the outer sol Shoe soles that do not touch the ground are known.
- Such a reinforcing member reinforces the rigidity of the stepped portion of the midsole by suppressing deformation of the midsole.
- Patent Documents 1 to 4 disclose known shoe sole structures having reinforcing members and the like.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2000-287709 (Abstract)
- Patent Document 2 JP-A 63-194602 (FIG. 1, FIG. 2)
- Patent Document 3 Japanese Patent Laid-Open No. 2001-299404 (Abstract)
- Patent Document 4 Japanese Patent Laid-Open No. 2002-034605 (Abstract)
- the reinforcing member is provided with a front foot portion force and a rear foot portion.
- the reinforcing member includes a rod-like portion that is long in the front-rear direction from the front foot portion to the rear foot portion, and a blade that is rotatable around the axis of the rod-like portion and provided behind the stepped-on portion.
- the reinforcing member is disposed in a recess on the upper surface of the knoll. Such a reinforcement would not prevent the foot arch from degrading.
- the reinforcing member has a reinforcing element extending along the longitudinal direction, and vanes are provided at the front end and the rear end of the reinforcing element.
- this reinforcing member is disposed at the boundary between the wear bottom and the intermediate bottom (corresponding to a midsole), and the rear end portion is not embedded in the intermediate bottom.
- the reinforcing member includes a belt-like vertical arch support piece along the central axis in the longitudinal direction of the outer bottom, and a foot crossing the vertical arch support piece.
- the first wedge-shaped bone strength of the band-shaped first lateral arch support piece formed over the portion corresponding to the portion connecting the tip of the cubic bone and the portion corresponding to the ball girth of the foot (the thumb ball force also extends over the little ball)
- a second transverse arch support piece formed.
- This reinforcing member is equipped with the hind wings.
- the reinforcing member is formed in a loop shape at the rear foot in addition to the structure of the Japanese Patent Application Laid-Open No. 2001-299404.
- the strip-shaped arch support piece has a loop shape behind the front end of the buttocks.
- the loop-shaped arch support piece is disposed at the boundary between the middle bottom (corresponding to a midsole) and the ground bottom at the rear foot portion, and is not embedded in the middle bottom.
- the first object of the present invention is to apply the twist of the midsole not only to the middle foot part but also to the rear foot part on the shoe sole provided with a reinforcing member capable of suppressing the decrease or bending of the arch. It is acceptable, and the midsole can support the foot stably with the upper fitted to the foot.
- the shoe sole is required to have a light weight, a holding function for holding the foot in a stable state, a buffering function for absorbing and relaxing the impact of landing.
- the foot behaves like it falls inward after landing on the outside force of the heel when running. For this reason, the outside of the heel of the foot receives a large impact when landing. Therefore, the outer side of the rear foot portion of the shoe sole is greatly deformed, so that a high cushioning property can be exhibited. On the other hand In order to suppress the fall of the foot to the side, the inside of the rear foot part of the shoe sole is hardly deformed, and a high holding function can be exhibited. In other words, it may be preferable to vary the degree of deformation due to impact between the inside and outside of the foot.
- Patent Documents 5 to 8 below disclose shoe soles having portions separated at the rear foot.
- Patent Document 5 WO2004Z066771Al (Summary)
- Patent Document 7 Japanese Unexamined Patent Application Publication No. 2002-320502 (Abstract)
- Patent Document 8 USP6, 438, 870B2 (Fig. 5)
- Sole bottom and rear foot of WO2004 / 066771A1 and USP6, 438, 870B2 are separated inward and outward.
- the second object of the present invention is that the deformable element and the outer knoll are separated from each other by 1 in the rear foot, and are easily twisted in the rear foot! Thus, the deformable elements are easily deformed individually.
- a third object of the present invention is to prevent the bending of a shoe sole without damaging the twist of the middle foot part in a reinforced structure of a knorl that allows torsion and suppresses a decrease in arch. It is.
- a fourth object of the present invention is to provide a novel structure that enhances a cushioning function and a repulsive function by a reinforcing member disposed on a rear foot portion of a midsole.
- a fifth object of the present invention is to provide a novel structure for attaching a rubber-like or sheath-like compression deformable member to a knoll.
- An aspect of the present invention is a shoe sole provided with a reinforcing structure, the shoe sole including a forefoot portion, a middle foot A midsole having a foot part and a rear foot part; an outer knot attached to a lower surface of the midsole; and a reinforcing member that reinforces a part of the midsole, wherein the reinforcing member includes at least a midsole part of the midsole
- the front end force of the hind foot is provided continuously to the front and rear direction of the center, and the reinforcing member is: at least along the middle line in the inner and outer directions of the foot, at least before and after the middle foot.
- a bar-shaped or belt-shaped main bar provided in a range from approximately the center in the direction to approximately the center in the front-rear direction of the rear foot part; a middle leg extending from the main bar to the inside of the foot in the middle foot part An inner wing; an outer wing extending from the main bar toward the outer side of the foot in the middle foot; and a small amount of the inner or outer side of the foot from the main bar in the rear foot
- a plurality of rear foot blades extending in one direction, each blade being formed integrally with the main bar, wherein the inner foot and inner foot blades are It is attached to the lower surface of the mitanol, and at least a part of each hind foot blade is embedded in the hind foot portion of the mitsole.
- bar-like or belt-like main bar force suppresses bending of the foot or arch in the middle foot part.
- the plurality of blades and the main bar are configured as a relationship between the ribs and the spine, and allow the blades to be displaced so as to rotate with respect to the main bar. Therefore, the shoe sole is allowed to twist about the main bar in the middle foot portion and the rear foot portion. Therefore, when walking across a slope, even if the forefoot part of the foot is in contact with the ground, the sole of the foot may be twisted, so that the rear foot part of the foot may be nearly horizontal. As a result, it is possible to suppress the leg from bending to the left and right over the ankle.
- the midsole In the middle foot and the middle foot outer blade extending toward the inside and outside of the foot, the midsole is largely twisted and deformed in the middle foot, thereby preventing the middle foot from being deformed. And it helps to support the foot with the Mitsole fitted to the foot.
- the hind wings serve to support the foot in the state where the midsole is fitted to the heel of the foot at the hind foot.
- the hind foot wings embedded in the midsole are less likely to contribute to the increase in torsional rigidity than the midfoot wings attached to the lower surface of the midsole, and thus are easier to twist and support the foot.
- the midsole is a part of a shoe sole and has a cushioning function. This is the part that is not grounded.
- the material of the Mitsole is not particularly limited.
- the Mitsole is not limited to foams such as EVA (ethylene acetate copolymer) and PU (polyurethane), but also gel-like substances such as polyurethane gel, air and gel-like materials. It may be a pod-like or bag-like member filled with a substance or a soft rubber-like elastic body, or a composite formed by combining them.
- outeranol refers to a grounded bottom.
- each blade may be in the form of a belt or a thin plate.
- the inner foot inner blade and the middle foot outer blade are thinner than the main bar.
- the shape of the reinforcing member in the middle foot portion in plan view is not particularly limited, but may be, for example, a star shape, “Y” shape, etc. in addition to the “H” shape.
- the main bar may include two rod-like portions.
- the inner leg inner blade extends "the main bar force is also directed toward the inner side of the foot” when the inner leg inner blade extends in the lateral direction (width direction orthogonal to the foot length direction) in the main bar force.
- the main bar force also includes the case of extending toward the inner side obliquely forward or rearward.
- the outer leg of the middle leg extends “in the direction of the main bar force toward the outside of the leg” means that the outer leg of the middle leg is directed outward in the lateral direction (width direction orthogonal to the leg length direction) of the main bar.
- the main bar force also includes the case where the main bar force extends diagonally forward or rearward.
- the "substantially central line in the inward and outward direction of the foot” means a line that divides the bottom surface of the midsole substantially inward and outward, the center of the rear foot and the center in the forward and backward direction and the inner and outer direction. Includes lines connecting the metatarsals of two or third fingers, and also includes straight lines and curves near these two lines.
- the midsole includes at least one of the hind foot blades between the upper midsole in which a middle foot portion and a rear foot portion are integrally formed with each other, and the upper foot sole. It is preferable to have a lower sole that sandwiches the part.
- the rear foot blade can be easily embedded in the midsole for manufacturing.
- the lower midsole is an EVA foam, the gel material, the sheath or bag-shaped member, These composites can be formed.
- the lower midsole may be formed of EVA foam only or gel material only.
- the hardness of the foamed resin constituting the upper sole is higher than the hardness of the foamed resin constituting the lower midsole.
- the hard upper sole enhances the stability of supporting the foot, while the impact of the landing is soft! / And is buffered by the lower midsole.
- the plurality of inner foot wings are provided in the middle foot portion so as to be separated from each other in the front-rear direction of the foot, and the plurality of middle foot outer blades are provided in the middle foot portion. It is preferable that they are provided apart from each other in the front-rear direction of the foot.
- the plurality of inner leg (outer) blades are separated forward and backward, the plurality of middle foot blades can individually rotate around the main bar. Therefore, like the vertebral column, the main bar is allowed to be gradually and smoothly twisted along the longitudinal direction of the foot. Therefore, excessive twisting of the shoe sole can be prevented and moderate twisting is possible.
- the rear foot blade includes a rear foot inner blade extending from the main bar toward the inner side of the foot and a rear foot outer blade extending toward the outer side of the foot.
- a rear foot inner blade extending from the main bar toward the inner side of the foot
- a rear foot outer blade extending toward the outer side of the foot.
- the rear foot inner blade extends "the main bar force is also directed toward the inner side of the foot” when the rear foot inner blade extends in the lateral direction (width direction orthogonal to the foot length direction) in the main bar force.
- the main bar force also includes the case of extending toward the inner side obliquely forward or rearward.
- the rear foot outer blade extends “the main bar force is also directed toward the outside of the foot” when the rear foot outer blade is directed outward in the lateral direction (width direction orthogonal to the foot length direction) of the main bar force.
- the main bar force also includes the case where the main bar force extends diagonally forward or rearward.
- the rear foot inner blade is the inner surface of the foot at the inner end of the foot.
- the rear foot outer blade has a heel at the outer end of the foot and an outer heel curved along the outer surface of the foot. I like it.
- the midsole is made of foamed resin, a midsole body to which the upper surface of the rear foot blade is joined, and a rubber-like or sheath-like compression disposed below the rear foot blade.
- a deformation member, and the compression deformation member is disposed between each upper heel and the outer knoll in at least one of an inner side and an outer side of a foot.
- the rubber-like or sheath-like compression deformable member improves the cushioning property of the rear foot.
- “Rubber-like or sheath-like compression-deformable member” is a member that accumulates the force of repulsion while being deformed when compressed, in addition to a member that exhibits rubber elasticity such as thermoplastic elastomer or vulcanized rubber. Pod-shaped or bag-shaped members filled with air, gel-like substances, or soft rubber-like elastic bodies.
- the thermoplastic elastomer refers to a polymer material that exhibits the properties of a vulcanized rubber at room temperature, but is plasticized at high temperatures and can be molded by a plastic processing machine.
- the rear foot inner blade and the rear foot outer blade are connected to each other via a part of the main bar, and the main bar and the both rear foot blades are in front. It is preferably formed so as to be substantially along a curved line that protrudes upwards in the vicinity of the portion to be described.
- the rear foot blades arranged along the upwardly convex curve act as a curved beam when a load from above is applied, so that a predetermined rigidity is maintained. On the other hand, it is supple.
- the upward bending of the curved beam helps to cushion the landing impact and also prevents twisting.
- the main bar and both hind wings are generally along a curve formed so as to be generally along an upwardly convex curve in the portion and the vicinity thereof.
- it means a shape in which the rear foot blades gradually move upward toward the main bar, and an arched bay in the section line along the direction in which the rear foot blades extend.
- a curved shape may be used.
- the outer sole is attached to the forefoot portion and the rear foot portion of the midsole, and an arch is formed on most of the midfoot portion of the midsole without the outernol being attached. It is preferable that the inner foot of the middle foot and the outer blade of the middle foot are attached to the lower surface of the arch of the middle foot.
- the main bar is provided substantially along the center line on the inside and outside of the foot to approximately the front end force of the middle foot portion to approximately the center in the front-rear direction of the rear foot portion. .
- the main bar is provided substantially along the center line on the inside and outside of the foot to approximately the front end force of the middle foot portion to approximately the center in the front-rear direction of the rear foot portion.
- Another aspect of the present invention is a shoe sole provided with a shock absorbing structure in a rear foot part: at least a middle foot part force of a foot, supporting the whole rear foot part and compressing by an impact at the time of landing
- a supporting element having a function of deforming and absorbing the shock
- a deforming element that is disposed below the supporting element at the rear foot portion of the foot and is deformed into a vertically contracted state upon landing
- a connecting member that is interposed between the support element and the deformation element and connects the support element and the deformation element to each other; and an outer joint that is joined to the lower surface of the deformation element and contacts the road surface
- the deformation element and the outer sole are each essentially separated at least inward and outward and Z or front and rear at the rear foot portion of the foot, respectively, and at least two islands of the foot foot portion of the foot.
- the connecting member Both of the connecting elements are provided in a range from approximately the front end of the middle foot portion of the support element to approximately the center in the front-rear direction of the rear foot portion, and the connecting member includes: at least from the front end of the rear foot portion of the support element to the rear foot A rod-like shape provided along the center line inside and outside of the foot, in a range that reaches the center of the front and rear direction of the club! A plurality of rear foot blades formed integrally with the main bar; and the plurality of rear foot blades are separated from each other and are separated from the main bar at the rear foot portion. Extending in the direction of the island-like region, the essentially separate deformation element is provided for each hind wing.
- each region of the hind foot is connected. And the continuity of deformation is cut off. By cutting off the continuity of deformation, for example, it is possible to easily design shoe soles with different ease of deformation for each region.
- the main bar is arranged along a substantially central line inside and outside the foot, and the blades extend in different directions from the main bar force. Therefore, the separated blades twist the rear foot. Allow. Accordingly, since the continuity force of deformation between the deformation elements becomes small, the deformation elements are easily deformed individually.
- the deformation element and the outeranol are essentially separated in the hind foot part of the foot” means that the continuity of deformation of the deformation element is substantially between the island-like regions of the hind foot part of the foot. Or a plurality of deformation elements formed separately and spaced apart from each other, or a plurality of deformation elements are thin or thin. ⁇ ⁇ Including the case of being formed integrally through the connecting part.
- the deformation element can be formed of, for example, a foamed material such as EVA or PU, the gel-like substance, the above-mentioned sheath-like or bag-like member, or a composite thereof.
- the deformation element may be formed of only a foam having a lower hardness than the support element, or a large size EVA.
- the connecting member does not necessarily need to be composed of one member, and may be composed of two or more members.
- joining is a concept that includes misalignment between direct joining and indirect joining.
- the main bar extends in a rod shape or a belt shape along the line to the front end of the middle foot portion, thereby suppressing a decrease in the arch at the middle foot portion of the support element. It is preferable to make a reinforcing member.
- the Young's modulus of the material constituting the coupling member is larger than the Young's modulus of the material constituting the support element.
- the deformation element includes a rubber-like or sheath-like compression deformation member, and the compression deformation portion It is particularly preferable when the Young's modulus of the material is smaller than the Young's modulus of the material constituting the support element.
- each deformation element is a small lump, while the support element is a thin plate, so that when the lump deformation element is directly joined to the plate-like support element, the stress concentration is concentrated.
- the joint between the supporting element and the deforming element may become weak due to the above, or a feeling of pushing up against the sole may occur. Therefore, the strength of the joined portion can be improved by joining the deformable element and the support element via a hard connecting member.
- the force applied to the deformation element can also be transmitted to the support element by a hard connecting member.
- the connecting member may have a base portion disposed substantially at the center of the rear foot portion, and the rear foot blade may extend the base force.
- the rear foot blades may be provided, and the rear foot blades may be provided radially from the base cover.
- the hind wings extending radially from the base do not generate continuity of deformation between the deformable elements, and are suitable for deforming different deformable elements.
- Another aspect of the present invention is a shoe sole having a reinforcing structure, and includes a reinforcing member that reinforces a midsole portion of a midsole, wherein the reinforcing member is: at least a substantially front end of the midfoot portion A bar-shaped and belt-shaped main bar provided along a substantially central line on the inside and outside of the foot in a range from the middle to the rear end of the middle foot; from the main bar to the middle foot A plurality of middle foot inner blades extending toward the inside of the foot; and a plurality of middle foot outer blades extending from the main bar toward the outer side of the foot at the middle foot portion;
- the middle bar inner blades are separated from each other in the front-rear direction, and the middle foot outer blades are separated from each other in the front-rear direction. Is larger than that of the inner foot and the outer foot.
- the bar-like or belt-like main bar force suppresses the bending of the foot or the arch at the middle foot part.
- a plurality of wings and the main bar are configured as a relationship between the ribs and the spine, allowing the wings to be displaced so as to rotate relative to the main bar. Allow the bottom to twist about the main bar.
- the plurality of inner (outer) blades in the middle leg are separated in the front and rear directions, the plurality of middle foot blades can be individually rotated around the main bar. Therefore, like the spine, the main bar Allow one to twist gradually and smoothly along the longitudinal direction of the foot. Accordingly, excessive twisting of the shoe sole can be prevented and moderate twisting is possible.
- the thickness of the main bar refers to the thickness of the thickest part of the main bar
- the thickness of the blade refers to the thickness of the thickest part of the blade
- planar view shape of the reinforcing member in the middle foot is not particularly limited.
- a star shape in addition to the “H” shape, a star shape, a “Y” shape, and the like may be used.
- the main bar has a rod-shaped portion having a thickness larger than that of the inner foot and the outer foot of the middle foot, and the rod-shaped portion extends from the front end in the front-rear direction of the middle foot portion to the middle foot portion. It may extend along the front-rear direction of the foot to the rear end in the front-rear direction.
- the rod-like portion does not impair the twistability and is difficult to bend! Therefore, it is possible to further improve the function of suppressing the decrease in the arch while allowing the shoe sole to be twisted. .
- the thickness of the rod-shaped portion means the thickness of the ridge portion (the thickest portion in the cross section including the ridgeline) of the rod-shaped portion.
- the main bar includes a rod-shaped rod-shaped portion, a strip-shaped inner strip-shaped portion continuous with the inside of the foot of the rod-shaped portion, and a strip-shaped outer strip-shaped portion continuous with the outside of the foot of the rod-shaped portion.
- Each of the band-shaped portions is formed integrally with the rod-shaped portion, and each inner foot vane extends from the inner band-shaped portion to the inside of the foot, and the outer belt-shaped portion force Wings extend to the outside of the foot!
- the concentration of stress when the blade is deformed can be suppressed by providing the band-like portion inside and outside the thick rod-like portion.
- the resistance against arch degradation is local only with the rod-shaped part, but by providing a strip-like part inside and outside, the resistance against arch degradation and flat bending of the knoll can be stabilized.
- the band-shaped part having an adhesion surface wider than that of the bar-shaped part improves the reliability of the adhesion between the main bar and the midsole.
- FIG. 1 Another aspect of the present invention is a shoe sole provided with a shock absorber on a rear foot part, comprising a midsole having a rear foot part and a reinforcing member for reinforcing the rear foot part of the midsole,
- the reinforcing member includes a base disposed substantially at the center of the rear foot and the base force in different directions. At least three blades extending toward each other, and each blade is formed integrally with the base, the midsole is disposed directly above each blade and the base, and each blade is directly below each blade. A separated outeranol is disposed, and no outeranol is disposed immediately below the base, and the blades bulge upward as they approach the base in the vicinity of the base. And
- an arch is formed by the bulge of each of the blades, and the cushioning function and the rebound function of the rear foot are improved by the stagnation of the arch.
- the blades separated from each other have a large arch sag unlike a single plate. Therefore, the buffer function and repulsion function are enhanced.
- the midsole supports at least the middle foot force of the foot and the entire rear foot portion, and has a function of compressing and deforming by the impact upon landing to absorb the impact;
- a deforming element that is disposed below the support element at the rear foot portion of the foot and deforms in a state of being shrunk in the up-down direction when landing, and the reinforcing member includes the support element at the rear foot portion.
- a connecting member may be inserted between the deformable element to connect the support element and the deformable element to each other.
- the Young's modulus of the material constituting the reinforcing member is larger than the Young's modulus of the material constituting the support element.
- an arch can be formed with a rigid material, and a buffering function and a resilience function can be exhibited more. Further, the strength of the joint portion can be improved by joining the deformable element and the support element via the hard connecting member. The force applied to the deformation element can also be transmitted to the support element by a hard connecting member.
- the deformation element includes a rubber-like or sheath-like compression deformation member, and the Young's modulus of the compression deformation member may be smaller than the Young's modulus of the material constituting the support element.
- each of the blades is a side surface and a Z or back surface of the rear sole of the midsole. It is preferable that an end portion extending to the upper end is formed, and the end portion forms an eaves upper portion that is rolled upward.
- a midsole body made of foamed resin is disposed directly above the upper portion of the heel, and a rubber-like or sheath-like compression deformation member is disposed immediately below the upper portion of the heel.
- the Young's modulus of the compression deformation member may be smaller than the Young's modulus of the material constituting the midsole body! /.
- the compression deformation member can be easily disposed at the end portion. Thereby, the buffer function and the repulsion function are further enhanced.
- FIG. 1 Another aspect of the present invention is a shoe sole including a midsole that covers a sole, and an outer sol that is attached to the lower surface of the midsole and contacts the ground, wherein the midsole has a foaming power of greaves.
- a holding member is provided for holding at a site, and the holding member is connected to an upper surface or a lower surface of the compression deformation member, and above or below the joint portion on the side surface or the back surface of the midsole.
- a first engagement portion extending in the direction, and the first engagement portion engages with the compression deformation member to prevent the compression deformation member from popping out.
- the compression deformable member is exposed to the side surface and the back surface of the Nord in order to reduce the impact during the first strike, to increase the repulsion function, or from a visual viewpoint.
- the fixing of the member is stabilized.
- the wearer tries to take out the compression deformation member in an interesting manner, it cannot be taken out easily.
- the midsole body has a center force of the front foot part or the rear foot part of the midsole. Is formed, the compression deformation member is disposed in the recess, The joint portion of the holding member is fixed to the lower surface of the recess of the midsole body, and the first engagement portion extends downwardly with respect to the joint force and engages with an upper edge of the end portion of the compression deformation member. You can combine them.
- This recess may be provided in substantially the same range as the joint portion of the holding member.
- the midsole body includes an upper mitsole body in which the recess is formed, and a lower mitsole body disposed below the upper mitsole body.
- the compression deformation member is sandwiched between the holding member and the lower midsole main body, and the lower midsole main body is wound with an upward force at an end of the side surface or the back surface of the recess.
- the second engaging portion may be raised so that the second engaging portion engages with the compression deformable member to prevent the compression deformable member from popping out! ,.
- the outer sole has a third engagement portion that is rolled up upward at the side or back end of the recess, and the third engagement portion directly contacts the compression deformation member. Alternatively, it may be indirectly engaged to prevent the compression deformation member from popping out.
- the lower portion engages with the midsole body and the outer joint in addition to the upper portion of the compression deformable member, so that the compressive deformable member can be stably held. be able to.
- the shape of the first engagement portion viewed from the side surface or the back surface force is upwardly convex and is a convex arch shape.
- the compression deformation member can be stably held.
- the cross-sectional shape is an upwardly convex arch shape.
- FIG. 1A is a perspective view of the shoe sole showing the top side force of Example 1 and FIG. 1B is a perspective view of the shoe sole as seen from the bottom side.
- FIG. 2A is an outer side view of the shoe sole
- FIG. 2B is an inner side view of the shoe sole.
- FIG. 3 is an exploded perspective view of the sole parts as seen from the bottom side force of the sole.
- FIG. 4 is an exploded perspective view of shoe sole parts as seen from the upper surface side force of the shoe sole.
- FIG. 5 is a bottom view of the sole showing the relationship between the sole and the bones of the foot.
- FIG. 6A is a cross-sectional view taken along line VIA-VIA in FIG. 5
- FIG. 6B is a cross-sectional view taken along line VIB-VIB in FIG. 5
- FIG. 6C is a cross-sectional view taken along line VIC-VIC in FIG.
- Fig. 7A is a sectional view taken along line VIIA-VIIA in Fig. 5
- Fig. 7B is a sectional view taken along line VIIB-VIIB in Fig. 5
- Fig. 7C is a sectional view taken along line VIIC-VIIC in Fig. 5
- Fig. 7D is VIID in Fig. 5.
- FIG. 7A is a sectional view taken along line VIIA-VIIA in Fig. 5
- Fig. 7B is a sectional view taken along line VIIB-VIIB in Fig. 5
- Fig. 7C is a sectional view taken along line VIIC-VIIC in Fig. 5
- Fig. 7D is VIID in Fig. 5.
- FIG. 7A is a sectional view taken along line VIIA-VIIA in Fig. 5
- Fig. 7B is a sectional view taken along line VIIB-VIIB in Fig. 5
- Fig. 7C is a sectional view taken
- FIG. 8A is a bottom view showing the reinforcing member of Example 1
- FIGS. 8B, 8C, and 8D are bottom views showing the reinforcing member of the modification.
- FIG. 9A, FIG. 9B, FIG. 9C, and FIG. 9D are bottom views showing a reinforcing member of a modified example.
- FIG. 10A is a bottom view showing a modified reinforcing member
- FIG. 10B is a cross-sectional view taken along line XB-XB in FIG. 10A
- FIG. 10C is a cross-sectional view taken along line XC-XC.
- FIG. 11A and 11B show Example 2, FIG. 11A is a cross-sectional view taken along line XIA-XIA in FIG. 13, and FIG. 11B is a cross-sectional view taken along line XIB-XIB in FIG.
- FIG. 12 is an exploded perspective view of the reinforcing member and the compression deformable member as seen from the same upper surface side force.
- FIG. 13A is an outer side view of the shoe sole
- FIG. 13B is an inner side view of the shoe sole.
- FIG. 14 is a schematic cross-sectional view showing a ground contact state to a slope of a rear foot portion of a shoe sole of a conventional example.
- FIG. 15A and FIG. 15B show Example 3, FIG. 15A is a sectional view taken along line XVA-XVA of FIG. 15B, and FIG. 15B is a bottom view showing a reinforcing member.
- 21 Main bar
- 21a Inner bar
- 21b Outer bar
- 21c Base
- 21d Bar 21d
- 26a Inner hind wing
- 26b Outer hind wing
- F3 3rd finger
- C3 Metatarsal bone
- C6 Cubic bone
- C7 Rib
- C8 Talar
- J3 Lisfranc joint
- L Fore-and-aft direction
- W Inward and outward direction
- FIG. 1A to 7 show Example 1.
- IN indicates the inside of the foot and OU T indicates the outside of the foot.
- irregularities of the design are omitted. The unevenness of the design can be appropriately added as necessary.
- the shoe sole of Example 1 is composed of an upper midsole 1 and a reinforcing member. 2.
- a lower midsole 3 and an outer sole 4 are provided.
- the two-dot chain line indicates the upper.
- the upper sole 1 and the lower mid sole 3 constitute the mid sole.
- the lower midsole 3 is divided into four parts at the rear foot 13.
- the midsole has a front foot portion 11, a middle foot portion 12 and a rear foot portion 13.
- the outer sole 4 is divided into a front outer sole 41 and a rear outer sole 42.
- the front outer sole 41 is attached to the lower surface of the upper middle sole 1 at the front foot portion 11.
- the rear outer sole 42 is divided into four parts for each of the four lower middle soles 3 on the rear foot 13 and is attached to the lower surface of the lower middle sole 3, respectively.
- the middle foot 12 is not provided with the outer sole 4.
- a reinforcing member 2 is disposed on the lower surface of the upper sole 1 in the middle foot portion 12 and the rear foot portion 13.
- four lower midsoles 3 are attached to the lower surface of the rear foot 13 of the reinforcing member 2, and a rear outer sole 42 (FIG. 1B) is arranged on the lower surface of each lower midsole 3.
- the reinforcing member 2 is provided up to the front foot force 13 in the front-rear direction of the middle foot 12 of the upper foot sole 1.
- the reinforcing member 2 includes a main bar 21, inner foot inner blades 22, 23, intermediate foot outer blades 24, 25, a rear foot inner blade 26a, and a rear foot outer blade 26b.
- the reinforcing member 2 reinforces a part of the midsole, and therefore the Young's modulus of the reinforcing member 2 is set to a value larger than that of the midsole.
- non-foamed resin such as nylon, polyurethane, and FRP can be used.
- the main bar 21 is provided in a belt-like manner to a substantially front end force in the front / rear direction L of the middle foot 12 along a substantially central line inside and outside of the foot to a substantially center in the front / rear direction L of the rear foot 13 Et It is.
- the position of the front end of the main bar 21 is set to approximately the center (third metatarsal bone body) of the metatarsal C3 of the third finger F3 indicated by a two-dot chain line.
- the middle foot inner blades 22, 23 extend toward the inner side of the foot from the main bar 21 in the middle foot portion 12, and the middle foot outer blades 24, 25 are formed in the middle foot portion 12.
- the main bar 21 extends outward from the foot.
- the front midfoot blades 22 and 24 also extend from the Lisfranc joint J3 of the third finger F3 of the main bar 21 or a portion corresponding to the vicinity thereof.
- the rear midfoot blades 23 and 25 extend the part force corresponding to the cubic bone C6 of the main bar 21 or the vicinity thereof.
- the inner foot inner blades 22, 23 and the middle foot outer blades 24, 25 are attached to the lower surface of the upper middle sole 1. A part of each of the rear foot blades 26a, 26b is sandwiched between the upper and lower midsoles 1, 3.
- the four rear foot blades 26a, 26b extend from the base 21c at the rear end of the main bar 21 toward the inner side or the outer side of the foot in the rear foot portion 13. .
- the rear foot blades 26a, 26b are provided radially from the base 21c.
- the base 21c is located at a portion corresponding to the radius C7 to the talar C8.
- An upper middle sole 1 shown in FIG. 3 is made of, for example, foamed resin, and constitutes a middle sole body in which the front foot portion 11, the middle foot portion 12, and the rear foot portion 13 are integrally formed.
- each lower midsole 3 is provided in the rear foot 13 so as to be separated in the inner / outer direction W and the front / rear direction L.
- Each lower middle sole 3 is provided for each rear foot blade 26a, 26b so as to sandwich the rear foot blades 26a, 26b of the reinforcing member 2 between the lower middle sole 3.
- Each lower midsole 3 includes a rubber-like compression deformation member 30 and a cushioning member 31 made of foamed resin.
- the upper middle sole (upper middle sole main body) 1 and the buffer member (lower middle sole main body) 31 are provided with the reinforcing member 2, and are joined to each other at the site. It is composed. ,
- the compression deformation member 30 is joined to the lower surface of each of the rear foot blades 26a and 26b.
- a buffer member 31 is provided for each compression deformation member 30, and the compression deformation portion Bonded to the lower surface of the material 30.
- the hardness of the foamed resin constituting the upper midsole 1 is set to a value larger than the hardness of the foamed resin constituting the buffer member 31 of the lower midsole 3.
- the Young's modulus of the compression deformable member 30 is set to a value smaller than the Young's modulus of the material constituting the upper sole 1 and the Young's modulus of the material constituting the buffer member 31.
- a front outer sole 41 is attached to the lower surface of the upper foot sole 1!
- a rear outer sole 42 is attached to the lower surface of each buffer member 31.
- the rear outer sole 42 is separated from each other in the inner / outer direction W and the front / rear direction L (FIG. 1B) in the same manner as the lower middle sole 3.
- an arch 14 to which the lower middle sole 3 and the outer sole 4 are not attached is formed on the lower surface of the upper middle sole 1.
- each of the four lower midsoles 3 and the outer sole 4 includes four island-like regions R1 separated in at least the inner and outer directions W and the front-rear direction L in the rear foot part 13. ⁇ Arranged at R4.
- the rear foot blades 26a, 26b also extend radially with the force of the base 21c directed toward the regions R1 to R4.
- the reinforcing member 2, the lower middle sole 3 and the outer sole 4 are not disposed between the regions Rl and R2, between the regions R2 and R3, and between the regions R3 and R4. Therefore, at these positions, as shown in FIG. 1B, grooves G separating the regions R1 to R4 are formed radially from the base 21c between the lower midsoles 3.
- the main bar 21, middle foot inner blades 22, 23 and middle foot outer blades 24, 25 of the reinforcing member 2 are attached to the lower surface and side surfaces of the arch 14 of the midsole.
- the main bar 21 shown in FIG. 3 has a rod-like portion 21d, a belt-like inner belt-like portion 21a continuous with the inside of the foot of the rod-like portion 21d, and a belt-like outer belt-like shape continuous with the outside of the foot of the rod-like portion 21d.
- the part 21b is integrally formed.
- the rod-like portion 21 d of the main bar 21 extends along the front-rear direction L of the foot until the front end force of the middle foot portion 12 reaches substantially the center of the rear foot portion 13.
- the rod-like portion 21d is provided so as to protrude downward from the inner belt-like portion 21a and the outer belt-like portion 21b. Therefore, as shown in FIGS. 7A and 7B, in the main bar 21, the thickness of the rod-shaped portion 21d is the thickness of the inner foot inner wings 22, 23 and the middle foot outer wings 24, 25, and the middle The thickness is set to be larger than the thickness of the inner band 21a and the outer band 21b where the foot blades 22 to 25 are connected.
- FIG. 7A is a cross-sectional view of the front middle foot blades 22 and 24 slightly bent so as to be substantially flat, and the lifting of the end portion described later is not clearly shown.
- the middle foot blades 22 to 25 are also provided with the bottom force of the middle foot portion 12 of the upper sole 1 toward the side surface.
- Each middle foot blade 22 to 25 covers a part of the bottom surface and the side surface of the upper midsole 1. Further, the end portions of the middle foot blades 22 to 25 are rolled up along the inner or outer surface of the foot to form upper heel portions 22c to 25c.
- the inner foot inner blades 22, 23 extend from the inner belt portion 21a toward the inner side of the foot, and the middle foot outer blades 24, 25 extend from the outer belt portion 21b to the foot. It extends toward the outside.
- the two middle foot inner blades 22 and 23 are provided in the middle foot portion 12 so as to be separated from each other in the front-rear direction L of the foot.
- the two middle foot outer blades 24 and 25 are provided on the middle foot portion 12 so as to be spaced apart from each other in the longitudinal direction L of the foot.
- the front inner foot 22 and the middle foot outer blade 24 are curved forward along the side surface of the upper sole 1.
- the rear inner wing 23 and the outer limb 25 of the middle foot are curved backward along the side surface of the midsole. That is, the heel upper portions 23c to 25c are rolled up along the side surfaces of the foot and are curved by urging forward or backward.
- a base 21c is formed at the rear end of the main bar 21 shown in FIG.
- the base portion 21 c is disposed substantially at the center of the rear foot portion 13.
- Rear foot inner blade 26a and rear foot outer blade 26 b extends radially around the base 21c. That is, the four rear foot blades 26a, 26b and the base portion 21c are formed in a substantially X shape in plan view with the base portion 21c as the center.
- the upper middle sole 1 is disposed directly above the rear foot blades 26a, 26b and the base portion 21c.
- a lower middle sole 3 (30, 31) is provided separately for each of the plurality of rear foot blades 26a, 26b of the reinforcing member 2.
- a lower middle sole 3 and an outer sole 4 that are separated from each other are arranged directly below the rear foot blades 26a, 26b, respectively.
- the lower midsole 3 and the outer sole 4 are essentially separated from each other at the rear foot 13 in the medial / external direction W and the front / rear direction L.
- the regions R1 to R4 are arranged in the regions R1 to R4 (Fig. 5). Therefore, the lower middle sole 3 and the outer sole 4 constitute four island-shaped units in each of the regions R1 to R4.
- the lower middle sole 3 and the outer sole 4 are not provided directly below the base portion 21c.
- the rear foot blades include two rear foot inner blades 26a extending from the base portion 21c toward the inner side of the foot, and two rear foot outer blades 26b extending toward the outer side of the foot. It is composed of
- each of the rear foot blades 26a and 26b extends to the side surface or the back surface (outer peripheral surface) of the upper middle sole 1 of the rear foot portion 13.
- Each of the rear foot blades 26a, 26b winds upward on the side surface or the back surface to form a heel upper portion 28.
- the rear foot inner blade 26a has an inner heel upper portion 28a curved along the inner side surface Si of the upper midsole 1 at the inner end of the foot.
- the rear foot outer wing 26b has an outer heel upper portion 28b curved along the outer side surface So of the upper middle sole 1 at the outer end of the foot.
- an upper midsole 1 is disposed immediately above the heel portion 28.
- a rubber-like compressive deformation member 30 is disposed immediately below the upper portion 28 of the collar.
- the rear foot inner blade 26a and the rear foot outer blade 26b are connected to each other via the base portion 21c of the main bar 21 (FIG. 5). In 21c, they are arranged along a curve that protrudes upward. Therefore, each of the rear foot blades 26a and 26b bulges upward in the vicinity of the base portion 21c as it approaches the base portion 21c.
- Support elements, deformation elements, connecting members [0111] Support elements, deformation elements, connecting members:
- the middle foot portion 12 and the rear foot portion 13 of the upper middle sole 1 support the rear foot portion 13 from the middle foot portion 12 of the foot and are compressed and deformed by an impact at the time of landing. And constituting a support element having a function of absorbing the shock.
- the lower midsole 3 is disposed below the upper midsole 1 in the rear foot portion 13 of the foot, and constitutes a deforming element that deforms in a vertically contracted state upon landing.
- the reinforcing member 2 is interposed between the upper and lower soles 1 and 3 at the rear foot 13 to constitute a connecting member for connecting the upper and lower midsoles 1 and 3 to each other.
- the side surface of the compression deformable member 30 is greatly exposed so that the viewer can visually recognize it.
- the rear foot portion 13 of the upper sole 1 constituting the middle sole body is formed with a recess 15 in which the rear foot blades 26a and 26b of the reinforcing member 2 and the compression deformation member 30 are disposed. Yes.
- the recess 15 is formed so that the central force of the rear foot 13 expands up and down as it goes to the side surface or back surface (outer peripheral surface) of the upper midsole 1.
- Each rear foot blade 26a, 26b of the reinforcing member 2 is provided with a joint portion 27 to which the upper surface of the compression deformation member 30 is fixed.
- a first engagement portion 28 c extending downward from the joint portion 27 is formed integrally with the joint portion 27 at a position corresponding to the outer peripheral surface of the midsole.
- the first engaging portion 28 c engages with the upper side surface of the compression deformation member 30.
- the first engaging portion 28c is formed in a crescent shape when viewed from its side surface, and forms a substantially arch shape that protrudes upward.
- the joint portion 27 has an arch shape in which the cross-sectional shape of the joint portion of the holding member on the cross-sectional line along the side surface or the back surface is convex upward.
- the first engagement portion 28c is formed so as to cover only the upper end portion of the compression deformation member, and is not formed in a loop shape.
- the first engagement portion 28c preferably covers only a range smaller than the upper half of the compression deformation member 30 so as not to restrain at least deformation of the lower portion of the compression deformation member 30.
- the buffer member (lower mitsole body) 31 of each lower mitsole 3 is provided with a second wrapping upward at a position corresponding to the recess 15 of the upper mitsole 1.
- An engaging portion 32 is formed. As shown in FIG. 6B, the second engaging portion 32 engages with the lower side surface of the compression deformation member 30 to prevent the compression deformation member 30 from jumping outward.
- the outer sole 4 is provided with a third engagement portion 33 that winds along the side surface of the lower middle sole body 31 below the second engagement portion 32. Yes.
- the third engagement portion 33 reinforces the second engagement portion 32 of the lower midsole body 31.
- the third engagement portion 33 may be directly engaged with the compression deformation member 30 without providing the lower middle sole body 31 or without providing the second engagement portion 32.
- the shape of the reinforcing member 2 is not limited to that shown in the first embodiment, and various shapes can be adopted. Below, the modification of the reinforcement member 2 is demonstrated according to FIG. 8B-FIG. 10C.
- FIG. 8A shows the reinforcing member 2 shown in the above-described first embodiment for comparison with the modification described below.
- the intersection position of the front midfoot blades 22, 24 and the main bar 21 is set smaller than that of the first embodiment.
- the distance is set to be smaller than that of FIG. 8C, and the middle foot blades 22 to 25 are formed in an X shape.
- the rear foot blades 26a and 26b are not provided in a radial shape, and are generally H-shaped in plan view. In other words, the front rear blades 26a, 26b also extend the part force of the main bar 21 ahead of the base 21c.
- Example 1 In Example 1 described above, two middle leg wings are provided to form a total of four, but five or more may be provided. Also, if there are two or more middle foot inner blades, the inner ends of the middle foot inner blades will be connected to each other more than 2!
- the front midfoot blades 22, 24 are curved forward and the rear midfoot blades 23, 25 are curved backward.
- the front and rear midfoot blades may be curved in approximately the same direction, so that the front and rear midfoot blades are substantially parallel to each other.
- the four midfoot blades may be formed in a generally spiral shape.
- the length of the inner foot inner blades 22, 23 may be set smaller or larger than the length of the middle foot outer blades 24, 25.
- the inner ends of the two rear foot inner blades 26a, 26a are connected to each other. That is, the rear foot inner blades 26a, 26a form a loop.
- the inner rear foot blades 26a and 26a are set shorter than the outer rear foot blades 26b and 26b.
- the rear foot inner blade 26a and the rear foot outer blade 26b may each be one. Further, in addition to the four rear foot blades 26a and 26b shown in the first embodiment, rear foot blades according to directional force may be provided on the rear side (back surface). In addition, six or more hind wings may be provided radially around the base 21c. Further, the rear foot inner blades and the rear foot outer blades do not necessarily have to be smoothly connected in a straight line at the base 21c.
- each hind wing may be formed in a spiral shape around the base 21c.
- the reinforcing member 2 is provided with two rod-like portions 2 Id in the middle foot portion. In this case, it becomes difficult to bend as compared with the case of one rod-like portion, so that the function of suppressing the decrease in arch is improved.
- Example 2 will be described with reference to FIGS.
- the same or corresponding parts as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.
- the compression deformable member 30 is held between the upper midsole 1 and the reinforcing member 2 at the rear foot portion.
- a joint portion 27 to which the lower surface of the compression deformation member 30 is fixed is formed.
- each compression deformation member 30 is formed in a substantially V-shape.
- the pair of compression deformable members 30 are arranged symmetrically on the left and right.
- the joint 27 is also formed in a substantially V shape according to the shape of the compression deformable member 30.
- Each rear foot blade 26a, 26b of the reinforcing member 2 is formed with a heel portion 28 extending upward from the joint portion 27.
- the upper part 28 engages with the end 30a of the compression deformation member 30 to prevent the compression deformation member 30 from jumping out.
- An engagement hole 28d for engaging with the end 30a of the compression deformation member 30 is formed in the collar upper portion 28.
- the force-engaging engagement hole 28d allows the deformation of the compression deformation member 30 and, as shown in FIGS. 13A and 13B, the end 30a of the compression deformation member 30 is exposed to the outside so that the viewer can The end 30a can be visually recognized.
- Example 3 will be described with reference to FIGS. 15A and 15B.
- the rear foot blades 26a, 26b do not extend to the sides of the midsole.
- the end portion of 26b is not exposed at the side surface of the midsole, and the first engagement portion is not provided.
- the compression deformation member 30 is sandwiched between the upper and lower midsole bodies 1 and 31 on the side surface of the midsole where the compression deformation member 30 is exposed and in the vicinity thereof. On the other hand, in the region where the rear foot blades 26a, 26b extend, the compression deformation member 30 is sandwiched and held between the holding member (reinforcing member) 2 and the lower midsole body 31! RU
- the third engagement portion 33 is formed by rolling up along the side surface of the second engagement portion 32 of the lower middle sole body 31 of the outer sole 4. Has been. That is, the third engagement portion 33 is indirectly engaged with the lower side surface of the compression deformation member 30 via the second engagement portion 32 of the lower middle sole body 31, and the compression deformation member 30 together with the second engagement portion 32. Is prevented from jumping outward.
- the outer sole 4 may be directly joined to the compression deformation member 30 without providing the lower midsole body 31 having foam strength such as EVA or PU.
- the compression deformation member 30 is sandwiched and held between the outer sole 4 and the upper middle sole body 1 or the holding member 2, and the third engagement portion 33 is directly engaged with the compression deformation member 30.
- Such a configuration can also be applied to the first embodiment.
- the relatively soft lower middle sole body 31 is provided between the holding member 2 and the outer sole 4 so that the holding member 2 and the outer sole 4 are directly connected to each other. Do not touch. Therefore, if the sound at the time of grounding increases, the ground area of the outer knoll decreases, or the wearer feels uncomfortable, it is difficult to cause problems.
- the upper midsole may be divided into two or more.
- the main bar includes a bar!
- the present invention can be used for various shoes.
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Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/226,081 US8453344B2 (en) | 2006-04-21 | 2006-04-21 | Shoe sole with reinforcing structure and shoe sole with shock-absorbing structure |
DE112006003852.4T DE112006003852B4 (de) | 2006-04-21 | 2006-04-21 | Schuhsohlen mit einer Stoßdämpfungsstruktur |
JP2008511921A JP4886774B2 (ja) | 2006-04-21 | 2006-04-21 | 強化構造を備えた靴底および緩衝構造を備えた靴底 |
PCT/JP2006/308404 WO2007122722A1 (ja) | 2006-04-21 | 2006-04-21 | 強化構造を備えた靴底および緩衝構造を備えた靴底 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2006/308404 WO2007122722A1 (ja) | 2006-04-21 | 2006-04-21 | 強化構造を備えた靴底および緩衝構造を備えた靴底 |
Publications (1)
Publication Number | Publication Date |
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WO2007122722A1 true WO2007122722A1 (ja) | 2007-11-01 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2006/308404 WO2007122722A1 (ja) | 2006-04-21 | 2006-04-21 | 強化構造を備えた靴底および緩衝構造を備えた靴底 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8453344B2 (ja) |
JP (1) | JP4886774B2 (ja) |
DE (1) | DE112006003852B4 (ja) |
WO (1) | WO2007122722A1 (ja) |
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Also Published As
Publication number | Publication date |
---|---|
JP4886774B2 (ja) | 2012-02-29 |
JPWO2007122722A1 (ja) | 2009-08-27 |
US20090113758A1 (en) | 2009-05-07 |
DE112006003852B4 (de) | 2018-01-18 |
US8453344B2 (en) | 2013-06-04 |
DE112006003852T5 (de) | 2009-02-26 |
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