WO2007136231A1 - Chaussure à corps élastique - Google Patents

Chaussure à corps élastique Download PDF

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Publication number
WO2007136231A1
WO2007136231A1 PCT/KR2007/002516 KR2007002516W WO2007136231A1 WO 2007136231 A1 WO2007136231 A1 WO 2007136231A1 KR 2007002516 W KR2007002516 W KR 2007002516W WO 2007136231 A1 WO2007136231 A1 WO 2007136231A1
Authority
WO
WIPO (PCT)
Prior art keywords
outer sole
shoe
coil spring
hour
glass
Prior art date
Application number
PCT/KR2007/002516
Other languages
English (en)
Inventor
Hyun-Wook Ryoo
Original Assignee
Hyun-Wook Ryoo
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020060046050A external-priority patent/KR100755725B1/ko
Priority claimed from KR1020070003649A external-priority patent/KR100775362B1/ko
Application filed by Hyun-Wook Ryoo filed Critical Hyun-Wook Ryoo
Priority to US12/301,153 priority Critical patent/US20100058616A1/en
Publication of WO2007136231A1 publication Critical patent/WO2007136231A1/fr

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Classifications

    • 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
    • A43B13/182—Helicoidal springs
    • 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
    • A43B13/186—Differential cushioning region, e.g. cushioning located under the ball of the foot
    • 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
    • A43B13/187—Resiliency achieved by the features of the material, e.g. foam, non liquid materials

Definitions

  • the present invention relates to a shoe with an outer sole combined with at least one elastic body in such a manner that friction induced in the elastic body itself can be reduced, thereby enhancing the endurance of the shoe, and the shock absorption efficiency can be greatly improved, thereby making walking easier.
  • shoes As man began to walk erect, shoes have been developed. Early shoes merely served to protect the feet of a shoe wearer, so that the shoe wearer comfortably walks without being injured. However, as techniques for fabricating shoes have developed together with a rise in the standard of living, shoes have been used for various purposes, such as for walking, climbing, medical treatment, and specific sports purposes.
  • Korean Utility Model Publication No. 1995-0005782 discloses a shoe with at least one air-cushion combined with the outer sole of the shoe so as to minimize shock.
  • the air-cushion is very effective in absorbing shock.
  • such an air-cushion is disadvantageous in that when the air-cushions are used for a long time, the air gradually leaks from the air-cushions like a conventional air tube to such an extent that they cannot serve as a cushion.
  • the airbag includes a plurality of upright post type supports provided within the airbag, and a plurality of coil springs fitted on the supports, respectively, so that the air filled in the airbag and the springs can cooperate with each other so as to absorb shock.
  • this shock absorption structure employs cylindrical coil springs.
  • upper and lower adjacent turns in each of the springs come into contact with each other, thereby restricting the shock absorbing amount of the springs.
  • the contact of the turns may damage the springs.
  • the outer sole of the shoe should be thick enough because the springs have a predetermined height even if they are fully compressed.
  • a conventional cylindrical coil spring 11 takes a spirally wound structure with a constant diameter W throughout its height.
  • h is the maximum height of the spring when the spring is not compressed
  • n is the number of turns of the spring
  • d is the diameter of a wire material used for forming the spring.
  • the present invention has been made so as to solve the above-mentioned problems of conventional shoes with at least one cylindrical spring, and the present invention provides a shoe with a coil spring, wherein the adjacent turns of the coil spring are prevented from coming into contact with each other so as to prevent the occurrence of noise and the wear caused by the contact, the height of the spring when fully compressed is as low as the thickness of a wire material used for forming the coil spring, the elasticity of the coil spring is reinforced so as to more effectively allow walking, in particular of the old and the weak, to be easier, and the increase in thickness of an outer sole, which is resulted from the provision of the above-mentioned elastic material, can be minimized.
  • the inventive shoe provided with at least one elastic body has advantages in that because the diameter of a coil spring forming a block type elastic body increases or decreases, the turns of the coil spring do not come into contact with each other, thereby preventing the occurrence of noise. In addition, no compression stopping shock is produced, which is caused if the turns of the coil spring come into contact each other, thereby instantaneously stopping the elastic compression of the coil spring. Further, the shock absorption distance of the inventive coil spring is longer than that of a conventional cylindrical coil spring. Moreover, a plate-type elastic body makes walking easier.
  • FIGs. IA and IB are perspective views showing a coil spring before and after compression, respectively;
  • FIG. 2 is an exploded perspective view of a shoe according to a first embodiment of the present invention
  • FIG. 3 is a cross-sectional view showing the shoe according to the first embodiment of the present invention in a disassembled state
  • FIG. 4 is a cross-sectional view showing the shoe according to the first embodiment of the present invention in an assembled state
  • FIGs. 5 A to 5C are perspective views showing a truncated-cone-shaped block type elastic body, a cylindrical block type elastic body, and a rectangular hexahedron- shaped block type elastic body, respectively;
  • FIGs. 6A and 6B are perspective views showing a truncated-cone-shaped coil spring and a truncated-pyramid-shaped coil spring, respectively;
  • FIG. 7 is a cross-sectional view showing a first embodiment of an outer sole body and a plate-type elastic body, which are employed in the present invention, in an assembled state
  • FIG. 8 is a cross-sectional view showing a second embodiment of an outer sole body and a plate-type elastic body, which are employed in the present invention, in an assembled state
  • FIG. 9 is a cross-sectional view showing a third embodiment of an outer sole body and a plate-type elastic body, which are employed in the present invention, in an assembled state
  • FIGs. 1OA and 1OB are perspective views showing ajar-shaped coil spring and an hour-glass-shaped coil spring, which are employed in an another embodiment of the present invention, respectively
  • FIG. 11 is a perspective view showing a shoe to which a shock absorption structure is assembled according to another embodiment of the present invention
  • FIG. 12 is an exploded view of the shoe of FIG. 11 ;
  • FIGs. 13A and 13B are side views showing an hour-glass-shaped coil spring before and after compression, respectively;
  • FIG. 15 is a cross-sectional view of an elastic view, which is employed in another embodiment of the present invention;
  • FIG. 16 is a perspective view showing a shoe, to which a shock absorption structure is assembled, according to another embodiment of the present invention;
  • FIG. 17 is a side view showing partially in cross-section one or more elastic members embedded in a shock absorption member which is employed in a shoe according to another embodiment of the present invention.
  • the above-mentioned objects of the present invention can be accomplished by a block type elastic body, the appearance of which has a cylindrical shape, a truncated- pyramid shape, or the like, and a plate-type elastic body with a curved face.
  • the inventive shoe provided with the above-mentioned elastic bodies is technically characterized in that shock is primarily absorbed by the block type elastic body, and then secondarily absorbed by the plate elastic body. At the same time, the block type elastic body and the plate-type elastic body cooperate with each other so as to render the shoe to move forward.
  • a shoe in construction, is characterized in that at least one block type elastic body and at least one plate-type elastic body are combined with the outer sole of the shoe.
  • a shoe includes an outer sole coming into contact with a floor, a shoe upper joined at the edge of the top of the outer sole, and a middle sole stacked on and joined to the top of the outer sole.
  • an outer sole may include: an outer sole body which is formed from a flexible material, such as urethane or the like, so as to provide cushion, and the thickness of which is typically not less than 1 cm; and a plate-type or sheet type outer sole protection sheath, the top of which is joined to the bottom of the outer sole body, and the thickness of which is not more than 5 mm, the outer sole protection sheath being somewhat superior to the outer sole body in wear-resistance but still flexible.
  • a flexible material such as urethane or the like
  • the outer sole of the inventive shoe also includes an outer sole body and an outer sole protection sheath as described above, wherein at least one block type elastic body is fitted in the outer sole body, and at least one plate-type elastic body is interposed between the outer sole body and the outer sole protection sheath at the central area thereof.
  • the length and width of the plate-type elastic body are smaller than those of the bottom of the outer sole body, wherein the plate-type elastic body is joined to the central area of the bottom of the outer sole body, and then the top of the outer sole protection sheath is stuck fast to the entire area on the bottom of the outer sole body, including the bottom of the plate-type elastic body.
  • the inventive shoe with the construction as described above is technically characterized by the block type elastic body and the plate-type elastic body, each of which will be described below.
  • the block type elastic body includes an elastic block formed from a material flexible but superior in restoration to the original state when it is elastically deformed, such as urethane, rubber or silicone; and a coil spring embedded in the elastic block, wherein the coil spring is wound in such a manner that its diameter gradually increases or decreases from one end to the other end thereof so as to form a truncated-cone shape or a truncated-pyramid shape, unlike a conventional cylindrical coil spring, which is wound to have a constant diameter.
  • a material flexible but superior in restoration to the original state when it is elastically deformed such as urethane, rubber or silicone
  • a coil spring embedded in the elastic block wherein the coil spring is wound in such a manner that its diameter gradually increases or decreases from one end to the other end thereof so as to form a truncated-cone shape or a truncated-pyramid shape, unlike a conventional cylindrical coil spring, which is wound to have a constant diameter.
  • the truncated-cone shape is preferable to the truncated-pyramid shape in order to prevent the wire material of the coil spring from being bent.
  • the coil spring may take the truncated-pyramid shape.
  • the coil spring cannot be fully compressed because it is embedded in the elastic block, wherein shock can be absorbed by the interaction between the elastic block and the coil spring.
  • the plate-type spring which is a downwardly convex plate, may be formed from a metallic material, a hard synthetic resin, or the like.
  • One plate-type spring or two or more plate-type springs can be stacked on and joined to the outer sole, as desired. Such a plate-type spring serves to upwardly move the heel of a foot.
  • FIG. 2 is an exploded perspective view showing a shoe according to a first embodiment of the present invention
  • FIG. 3 is an exploded cross-sectional view showing the shoe according to the first embodiment of the present invention.
  • the inventive shoe provided with at least one elastic body includes:
  • an outer sole protection sheath 21 formed in a shape of a foot bottom, the bottom of the outer sole protection sheath 21 coming into contact with the ground;
  • an outer sole body 23 stacked on and joined to the entire area on the top of the outer sole protection sheath 21 including the top of the plate-type elastic body 22, the outer sole body 23 being formed with one or more depressions G on the top side thereof;
  • a middle sole 26 stacked on and joined to the top of the outer sole body 23, the middle sole being formed in the shape of the foot bottom.
  • outer sole 20 the subassembly of the outer sole protection sheath 21 and the outer sole body 23 is referred to as an "outer sole 20.”
  • each depression G formed on the top of the outer sole body 23 may be formed as a through-hole extending through the outer sole body 23 from the top to the bottom of the outer sole body 23.
  • the top surface of each block type elastic body 24 may be lower than, flush with, or higher than the top of the outer sole body 23 in the state in which the bottom surface of the block type elastic body is abutted against the bottom of the depression G when the depressions G are formed, or in the state in which the bottom surface of the block type elastic body is flush with the bottom of the outer sole body 23 when the depressions G are formed as the through-holes.
  • the initial shock exerted to the shoe is primarily absorbed by the outer sole body 23 and then secondarily absorbed by the block type elastic bodies 24. If the top surfaces of the block type elastic bodies 24 are flush with the top of the outer sole body 23, the initial shock exerted to the shoe is absorbed by the outer sole body 23 and the block type elastic bodies 24. In addition, if the top surfaces of the block type elastic bodies 24 are higher than the top of the outer sole boy 23, the initial shock exerted to the shoe is primarily absorbed by the block type elastic bodies 24 and then secondarily absorbed by the outer sole body 23.
  • each of the block type elastic bodies 24 includes:
  • a coil spring 24B embedded in the elastic block 24A the coil spring 24B being spirally wound in such a manner that the diameter of the coil spring 24B increases from the top end to the lower end thereof.
  • the elastic block 24A may be formed in various shapes such as a truncated-cone shape, an inverted truncated-cone shape, a cylindrical shape, a hexahedron shape, etc. as needed, the coil spring 24B is formed in the same truncated-cone shape. If desired, it is possible to adjust the entire cushion of the block type elastic body 24 by properly adjusting the external size of the elastic block 24 A with reference to the external size of the coil spring 24B.
  • coil spring 24B may be a truncated-cone-shaped coil spring
  • the coil spring 24B As shown in FIGs. 6A and 6B.
  • the number of the block type elastic bodies 24 may be varied depending on the application of a shoe, in which the block type elastic bodies are employed, it is desired to provide one elastic body at each of the front and rear halves of the outer sole body 23, wherein the front and rear block type elastic bodies 24 are preferably positioned at the front and rear ends of the top of the plate-type elastic body 22, respectively.
  • two block type elastic bodies 24 positioned at the front-most and rear-most areas with reference to the outer sole should be positioned at the front and rear ends of the plate-type elastic body 22 so as to maximize the interaction force between the plate-type elastic body 22 and the block type elastic bodies 24.
  • the plate-type elastic body 22 is stuck fast to the bottom of the outer sole body 23 forming the outer sole 20.
  • the plate-type elastic body 22 is downwardly convex, the longitudinal central area of the top of the plate-type elastic body 22 cannot be stuck fast to the bottom of the outer sole body 23, thereby forming a gap N in relation to the bottom of the outer sole body 23.
  • the gap N is formed between the plate-type elastic body 22 and the outer sole body 23, it is possible to use the elastic force of the plate-type elastic body 22 as much as possible.
  • the plate-type elastic body 22 is supported by the projections E, the plastic deformation of the plate-type elastic body 22, which is caused by repeated elastic deformation of the plate-type elastic body 22, can be prevented or minimized, whereby the endurance of the plate-type elastic body 22 can be improved.
  • the bottom ends of the projections E can be made to be in contact with or somewhat spaced from the top of the plate-type elastic body 22.
  • the rear area of the bottom of the outer sole 20 may be upwardly slanted, so that the bottom of the rear area of the outer sole 20 does not come into contact with the ground.
  • inventive shoe with at least one elastic body configured as described above is most effective when the block type elastic bodies and the plate-type elastic body are combined in unison, it is also possible to employ one of the plate-type elastic body and the block type elastic bodies as needed.
  • the coil spring of the block type elastic body may be formed as ajar-shaped coil spring 24B, the diameter of which gradually decreases when approaching the opposite ends thereof from the vertical central area thereof, or as an hour-glass-shaped coil spring 24B , the diameter of which gradually increases when approaching the opposite ends thereof from the vertical central area thereof, rather than being formed as the truncated-cone-shaped coil spring 24B or the truncated- pyramid-shaped coil spring 24B'.
  • the diameter of the upward second turn from the vertically central area is different from that of the downward second turn from the vertically central area, i.e., the diameter of the upward second turn is positioned between the diameter of the vertically central turn and the diameter of the downward first turn, or between the diameters of the lower second and third turns.
  • the above-mentioned objects of the present invention can be achieved by an hour-glass-shaped elastic member, the diameter of which decreases when approaching the vertically central area from the opposite ends thereof.
  • the shock absorption structure of another embodiment of the inventive shoe includes an outer sole, the bottom of which is inclined upwardly in relation to the ground from the longitudinal center to the rear end thereof, and at least one hourglass-shaped elastic member which is joined to the bottom of the rear area of the outer sole.
  • the upwardly inclined rear area of the outer sole is adapted to primarily absorb external shock
  • the hour-glass-shaped elastic member is adapted to secondarily absorb the elastic deformation of the outer sole.
  • a shoe body including a shoe upper is joined to the top of the outer sole, wherein the front area from the front end to longitudinally central area of the bottom of the outer sole is adapted to come into contact with the ground but the rear area from the central area to the rear end of the bottom of the outer sole is upwardly inclined when approaching to the rear end, so that the rear area does not come into contact with the ground.
  • the rear area is vertically deformed with reference to the boundary between the front area and the rear area, which serves as the center of action, whereby the external shock is primarily absorbed by the deformation of the rear area.
  • the rear area of the outer sole may be excessively deformed elastically to such an extent that the bottom of the rear area comes into contact with the ground, and if such a condition is repeated, the elasticity of the outer sole may be abruptly deteriorated or damaged.
  • At least one hour-glass-shaped elastic member is combined under the bottom of the rear area of the outer sole.
  • the hour-glass-shaped elastic member has a circular horizontal cross-section, wherein the diameter of the elastic member gradually decreases when approaching the center from the top end joined to the bottom of the rear area of the outer sole, and then gradually increases when approaching the bottom end, which will come into contact with the ground, from the center. That is, the elastic member is formed in an hour-glass shape, the upper part of which is an inverted truncated-cone shape elastic member and the lower part of which is a truncated-cone shape.
  • the hour-glass-shaped elastic member is employed so as to more effectively absorb the external shock exerted to the shoe. If a cylindrical or thick-pad type elastic member, the horizontal cross-section of which is not varied depending on the height thereof, is employed, it is inevitable that the compressible height, i.e. the elastic displacement be very short because the elastic member is compressed in the vertical direction. In addition, because the shock is absorbed through a very short distance, the shock absorption is executed rapidly rather than gradually. As a result, it may be difficult to keep one's balance due to the inertia induced by the rapid shock absorption.
  • the shock absorption by such an elastic member should be executed rapidly and through a sufficiently long elastic displacement so as to provide the optimum sense of stability.
  • the inventive hour-glass-shaped elastic member is configured in such a manner that the diameter of the elastic member increases when approaching the opposite ends thereof from the vertically central area, the diameter of which is the smallest in the elastic member, the pressure components directed toward the core area of the elastic member are minimized. As a result, the compressible elastic displacement increases, so that the external shock can be more effectively absorbed.
  • an elastic member is formed with a plate-type central elastic body with a diameter of 5 mm, and plate-type top and bottom elastic bodies with a diameter of 6 mm, which are joined to the top and bottom sides of the central elastic body, respectively, and compressive force is applied to the top of the elastic member, the peripheral marginal areas of the top and bottom elastic bodies are pressed without compressing the central elastic body, although the central areas of the top and bottom elastic bodies compress the central elastic body.
  • the peripheral marginal areas of the top and bottom elastic bodies have an elastic displacement longer than that of the central areas thereof.
  • an hour-glass-shaped coil spring is employed which is formed by winding a wire from the top end to the bottom end of the coil spring in such a manner that the diameter of the coil spring gradually decreases from the top end to the central area and then gradually increases from the central area to the bottom end.
  • the hour-glass-shaped coil spring If compressive force is exerted to the hour-glass-shaped coil spring, the hourglass-shaped coil spring is compressed until the top and bottom ends of the coil spring is engaged with each other. Therefore, the hour-glass-shaped coil spring has a compressive displacement which is not less than several times of that of a conventional cylindrical coil spring, whereby the hour-glass-shaped can more effectively absorb external shock.
  • the hour-glass-shaped coil spring has the same compressive displacement as a cylindrical coil spring, it is possible to reduce the length of the hour-glass-shaped coil spring as compared to the cylindrical coil spring. As a result, the construction for combining the hour-glass-shaped coil spring with the shoe can be miniaturized.
  • FIG. 11 is a perspective view showing a shoe with the inventive shock absorption construction
  • FIG. 12 is an exploded perspective view of the inventive shock absorption construction.
  • the inventive shock absorption construction for a shoe with an elastic body includes:
  • an outer sole 100 having a front area from the front end to the center in the longitudinal direction thereof and a rear area from the center to the rear end, the bottom of the front area coming contact with the ground, and the bottom of the rear area being upwardly inclined in relation to the ground so that it does not come into contact with the ground, wherein a shoe body including a shoe upper 110 is joined to the top of the outer sole 100; and
  • the hour-glass-shaped elastic member 200 may be variously formed.
  • the most preferable elastic member is formed by winding a wire material in such a manner that the diameter of the elastic member gradually decreases from the top end to the center of the elastic member 200, and then increases from the center to the bottom end, like the hour-glass-shaped coil spring 210 shown in FIG. 13, as will be described below in detail.
  • the hour-glass-shaped coil spring 210 takes a construction formed by a pair of truncated-cone-shaped elastic bodies which are equal to each other in shape, wherein one elastic body is joined to another elastic body on the top of the other elastic body in the inverted posture. More specifically, the upper elastic body takes a form of an inverted truncated-cone shape, the diameter w of which is gradually reduced from the top end to the bottom end thereof, and the lower elastic body takes a form of a truncated-cone shape, the diameter w of which gradually increases from the top end to the bottom end thereof.
  • the minimum height of the hour-glass-shaped coil spring 210 is merely two (2) times of the diameter of the wire material of the coil spring 210, while the minimum height of the cylindrical coil spring 11 is twenty (20) times of the wire material of the coil spring 11. This is because the turns of the upper and lower halves of the hour-glass-shaped coil spring 210 form a coplanar arrangement when the coil spring 210 is fully compressed.
  • Such an hour-glass-shaped coil spring 210 may be directly employed in an outer sole 100 of a shoe as an elastic member 200.
  • a spring is generally formed from a metallic material, in particular from a carbon-steel which is poor in corrosion resistance, the surface of the spring rusts within a short length of time, even if the surface is treated, whereby the appearance of the spring is spoiled and the spring itself becomes damaged. Therefore, it is desired to cover the surface of the spring with an elastic flexible material, such as poly-urethane, silicone, rubber or the like.
  • such an elastic member 200 combined with the outer sole 100 may consist of an hour-glass-shaped coil spring 210 and a synthetic resin sheath 220 enclosing the entire surface of the coil spring 210.
  • the sheath 220 By additionally covering the coil spring 210 with the sheath 220 as a flexible elastic body, the elasticity of the hour-glass-shaped coil spring 210 is reinforced, while the endurance of the coil spring 210 is also improved.
  • the bottom of the elastic member 200 configured as described above comes into contact with a floor, i.e. the ground, thereby being continuously subjected to frictional force. As a result, the sheath 220 or 220' may be easily worn.
  • F member 300 is stuck fast to the bottom of the front area of the outer sole 100, while the top of the rear area S of the bottom member 300 is spaced from the bottom of the rear area of the outer sole 100.
  • the bottom of the elastic member 200 can be protected from the friction with the ground.
  • the bottom member 200 is formed from a highly elastic member, the entire shock absorption capability of the shoe can be enhanced.
  • shock absorption member 400 it is also preferable to interpose a separate shock absorption member 400 between the outer sole 100 and the bottom member 300, and to embed at least one elastic member 200 into the shock absorption member 400, so that the elastic members 200 are not exposed to the outside and the cushion of the shoe can be further improved by the shock absorption member 400.
  • the elastic members 200 are embedded, depending on the use of the shoe, it is possible to employ the elastic members in such a manner that all the elastic members have the same elasticity, or the elasticity increases or decreases from the front elastic member to the rear elastic member.
  • the bottom member 300 and the shock absorption member 400 may be integrally formed.
  • inventive elastic member combined shoe structure is not limited to but can be applied to any types of shoes having an outer sole, including special-purpose shoes, such as sports shoes, slippers, men's shoes, mountain-climbing boots, safety shoes, medical shoes, etc.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

La présente invention concerne une chaussure pourvue d'au moins un corps élastique se combinant avec la semelle extérieure de la chaussure, de façon à réduire la friction induite dans la chaussure proprement dite, d'où une meilleure endurance de la chaussure, une excellente aptitude de la chaussure à absorber les chocs, et donc une marche plus facile. Cette chaussure avec au moins un corps élastique comporte une gaine de protection de semelle extérieure plate (21), un corps élastique plat (22) s'empilant sur la gaine de protection de semelle extérieure plate (21), un corps de semelle extérieure (23) s'empilant sur toute la surface du dessus de la gaine de protection de semelle extérieure (21) et incluant le dessus du corps élastique plat (22), et un corps élastique massif d'adaptant par complémentarité dans le corps de semelle extérieure (23).
PCT/KR2007/002516 2006-05-23 2007-05-23 Chaussure à corps élastique WO2007136231A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/301,153 US20100058616A1 (en) 2006-05-23 2007-05-23 Shoe having an elastic body

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2006-0046050 2006-05-23
KR1020060046050A KR100755725B1 (ko) 2006-05-23 2006-05-23 장구형 탄성부재가 결합된 신발의 충격 흡수 구조
KR10-2007-0003649 2007-01-12
KR1020070003649A KR100775362B1 (ko) 2007-01-12 2007-01-12 탄성체가 결합된 신발

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Publication Number Publication Date
WO2007136231A1 true WO2007136231A1 (fr) 2007-11-29

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Family Applications (1)

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PCT/KR2007/002516 WO2007136231A1 (fr) 2006-05-23 2007-05-23 Chaussure à corps élastique

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US (1) US20100058616A1 (fr)
WO (1) WO2007136231A1 (fr)

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US20100287789A1 (en) * 2009-05-17 2010-11-18 Xiao Lin Mo Cushioning mechanism for shoe midsole
WO2010148485A1 (fr) 2009-06-22 2010-12-29 Powerdisk Development Ltd. Ressorts pour chaussures
US9538809B2 (en) * 2010-05-27 2017-01-10 Cheol Su Park Shock absorbing shoes with improved assembly and operational performance
KR101149489B1 (ko) * 2012-01-16 2012-05-24 장진영 신발용 쿠션 및 이를 구비하는 충격완화 신발
US9572398B2 (en) 2012-10-26 2017-02-21 Nike, Inc. Sole structure with alternating spring and damping layers
US10806214B2 (en) * 2013-03-08 2020-10-20 Nike, Inc. Footwear fluid-filled chamber having central tensile feature
WO2014152180A1 (fr) * 2013-03-15 2014-09-25 Aura Technologies Llc Élément stabilisateur et de jonction résilient pour un dispositif de matelassage dans un article chaussant
CN105559252B (zh) * 2016-02-19 2017-07-28 浙江吉利控股集团有限公司 防崴脚减震平衡鞋底及鞋具
US10682550B2 (en) * 2017-08-23 2020-06-16 Stanislau Monak Physical therapy assistance device
KR102010241B1 (ko) * 2019-02-13 2019-08-13 정영석 탄성부재가 내설된 신발 제조방법

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