WO2020235494A1 - シューズ - Google Patents
シューズ Download PDFInfo
- Publication number
- WO2020235494A1 WO2020235494A1 PCT/JP2020/019483 JP2020019483W WO2020235494A1 WO 2020235494 A1 WO2020235494 A1 WO 2020235494A1 JP 2020019483 W JP2020019483 W JP 2020019483W WO 2020235494 A1 WO2020235494 A1 WO 2020235494A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- outsole
- shoe
- shoe according
- notch
- width direction
- Prior art date
Links
- 238000004804 winding Methods 0.000 claims abstract description 61
- 239000011241 protective layer Substances 0.000 claims description 38
- 210000002683 foot Anatomy 0.000 claims description 34
- 238000005452 bending Methods 0.000 claims description 28
- 210000004744 fore-foot Anatomy 0.000 claims description 22
- 238000005728 strengthening Methods 0.000 claims description 13
- 229920001971 elastomer Polymers 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 230000002542 deteriorative effect Effects 0.000 abstract 1
- 210000003371 toe Anatomy 0.000 description 13
- 239000000463 material Substances 0.000 description 10
- 239000004744 fabric Substances 0.000 description 9
- 230000003014 reinforcing effect Effects 0.000 description 7
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 210000001872 metatarsal bone Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 208000004067 Flatfoot Diseases 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000002649 leather substitute Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Images
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
- A43B13/141—Soles; Sole-and-heel integral units characterised by the constructive form with a part of the sole being flexible, e.g. permitting articulation or torsion
-
- 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
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/02—Uppers; Boot legs
- A43B23/0245—Uppers; Boot legs characterised by the constructive form
- A43B23/0265—Uppers; Boot legs characterised by the constructive form having different properties in different directions
- A43B23/027—Uppers; Boot legs characterised by the constructive form having different properties in different directions with a part of the upper particularly flexible, e.g. permitting articulation or torsion
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B5/00—Footwear for sporting purposes
Definitions
- the present invention relates to shoes, especially sports shoes.
- Sports shoes have different functions and performance required for each competition.
- a certain degree of rigidity is basically required in each part such as the upper and the outsole of the shoe.
- the upper and near the upper of the shoe may come into contact with the board when performing some tricks. Therefore, for example, in shoes for skateboarding, it is required to further improve the rigidity of each part such as the upper and the outsole.
- Patent Document 1 describes shoe protection to prevent wear of the shoe upper.
- Patent Document 1 can improve the rigidity of the upper.
- the movement of bending the upper of the shoe may be required, and if the upper is too rigid and inadequately flexible, it may impede the wearer's movement. ..
- the location where flexibility is required differs depending on the movement required of the wearer, which means that the location where flexibility is required differs depending on the type of shoe.
- the present invention has been made in view of these circumstances, and an object of the present invention is to provide a shoe capable of increasing the flexibility of a necessary place without impairing the rigidity.
- the shoe according to the present invention includes an outsole having a ground contact surface and an upper directly or indirectly attached to the outsole on the side opposite to the ground contact surface.
- the outsole has an outsole body and a winding portion extending from the edge of the outsole body toward the upper, and the outsole has a bending region in which at least one notch extending from the outsole body to the winding portion is formed. It is characterized by having.
- the flexibility of the required part can be increased without impairing the rigidity.
- skateboard shoes As an example.
- the present invention can be applied to shoes for various sports such as walking, tennis, basketball, soccer, volleyball, wrestling, cycling, and skiing.
- the up-down indicates the upward or downward (ground plane) direction when the shoe is placed on the ground, and the front is the toe side. , The rest shows the heel side.
- the shoe 1 mainly includes an outsole 2 that constitutes the bottom of the shoe 1, an upper 4 that covers the instep, and a midsole 6 that is laid on the upper surface of the outsole 2. ..
- the outsole 2 is formed, for example, by molding rubber into a predetermined shape.
- a so-called cup sole is used as the outsole 2 will be described, but the present invention is also applicable to a so-called vulcanized sole.
- the outsole 2 has a ground plane 8 in contact with the ground. A predetermined uneven pattern is formed on the ground contact surface 8 to improve the grip between the ground surface and the ground surface 8.
- the midsole 6 plays a role of absorbing impact, and is formed of an impact absorbing material such as foamed EVA, urethane foam, GEL, and cork.
- the thickness of the midsole 6 can be appropriately set according to the use of the shoe 1, and it is preferable to increase the thickness of the midsole 6 in shoes for competition such as basketball where there are many jumps.
- the midsole 6 is not an essential configuration and may not be provided.
- the outsole 2 has an outsole main body 10 formed of a substantially flat foot-shaped seat body, and a winding portion 12 extending from the edge of the outsole main body 10 toward the upper.
- the bottom surface of the outsole main body 10 forms a ground contact surface 8, and the midsole 6 is arranged on the upper surface of the outsole main body 10.
- the shape of the outsole body 10 does not have to be a flat sheet having a uniform thickness, and even if the upper surface of the outsole body 10 is formed with irregularities or inclinations having a shape that matches the shape of the sole of the foot. Good.
- a midsole 6 is arranged on the upper surface of the outsole 2.
- the outsole body 10 and the winding portion 12 are formed of a material such as foamed or non-foamed rubber or urethane resin. Further, the outsole main body 10 and the winding portion 12 are preferably integrally formed, but may be formed by combining separately formed members.
- the winding portion 12 is formed by a peripheral wall that rises upward from the edge of the outsole main body 10. More specifically, the winding portion 12 extends upward from the position of the upper surface of the outsole main body 10 or the lower surface of the midsole 6.
- the winding portion 12 improves the rigidity of the shoe 1.
- the rigidity of the shoe 1 refers to flexural rigidity and torsional rigidity.
- the shoe provided with the winding portion 12 in order to increase the rigidity has durability including wear resistance and stability of the shoe against the movement of the wearer. Of these, at least one can be improved.
- the position of the upper end of the winding portion 12 can be appropriately changed according to the type of competition in which the shoe 1 is used.
- the position of the upper end of the winding portion 12 is at least above the upper surface of the midsole 6, and a position that covers a part of the upper 4. Is preferable.
- the winding portion 12 extends over the entire circumference of the outsole body 10. Therefore, the outsole 2 has a foot-shaped cup shape.
- the height of the winding portion 12 may be uniform or may differ depending on the position. For example, when rigidity is required on the toe side, the winding portion 12 may be lowered on the heel side and raised on the toe side, or the height may be changed inside and outside in the width direction.
- the intersection (that is, the corner 14) between the winding portion 12 and the ground contact surface 8 is substantially at a right angle.
- the corner 14 does not have to be a right angle.
- the winding portion 12 may have a flare shape that becomes wider as it approaches the ground plane 8, the corner 14 may be an acute angle, or the intersection may be connected by a curved surface.
- the winding portion 12 has a bending region 16 that improves the flexibility of the shoe 1.
- the bending region 16 is a region in which the flexibility of the entire shoe 1 is improved, particularly the flexibility of the outsole 2.
- the bending region 16 is provided on the forefoot portion on the outer foot side (the portion on the toe side and the outer side in the width direction).
- the forefoot portion means a range of 50% from the toe when the total length of the shoe is 100%.
- the position where the bending region is provided can be appropriately changed according to the type of competition in which the shoe is used. For example, the inner foot side forefoot portion (toe side and inner portion in the width direction) of the shoe is required to have flexibility.
- the flexion region may be provided only on the forefoot on the inner foot side. Further, when flexibility is required over the entire forefoot portion, a flexion region may be provided on both the outer foot side forefoot portion and the inner foot side forefoot portion.
- the bending region 16 is formed by forming at least one notch 18 in the winding portion 12.
- the notch 18 has a predetermined width in the front-rear direction and extends so as to cross the winding portion 12 in the vertical direction.
- the number of notches 18 may be one or more, and can be appropriately changed according to the required flexibility. In this embodiment, four notches are provided. For example, the number of notches 18 may be increased when high flexibility is required, and conversely the number of notches 18 may be decreased when mild flexibility is required.
- the width of the notch 18 in the front-rear direction can be changed according to the application of the shoe, and is preferably between 1 and 8 mm, for example. Further, the width of the notch 18 in the front-rear direction may be determined according to the width of the outsole main body 10 adjacent to the notch 18 in the front-rear direction. In this case, the width of the notch 18 is preferably 1/5 to 1/2 of the width of the adjacent outsole main body 10. In the present embodiment, the width of the cut in the front-rear direction is about 5 mm. When forming a plurality of notches 18, the widths of all the notches 18 may be the same, or the widths of the notches 18 may be changed depending on the position in the front-rear direction. Further, the width of each notch 18 may be changed depending on the position in the extending direction.
- the notch 18 extends from the upper end of the winding portion 12 to the vicinity of the center in the width direction of the ground contact surface 8.
- the length of the notch 18 can be changed as appropriate depending on the type of competition in which the shoe is used. In a shoe 1 such as a skateboard shoe, which requires high flexibility, it is preferable to extend the notch 18 from the upper end of the winding portion 12 to the vicinity of the center in the width direction of the ground contact surface 8. On the contrary, if a slight flexibility is required, the notch may be a length extending from the upper end of the winding portion to the ground plane.
- the midsole 6 is exposed from the notch 18 by extending the notch 18 from the upper end of the winding portion 12 to the vicinity of the middle in the width direction of the ground contact surface 8.
- such a structure can improve the strength of the side surfaces of the outsole 2 and the midsole 6 and further enhance the flexibility.
- the notch 18 may be terminated at the lower end of the winding portion 12 or at the middle in the height direction of the winding portion 12.
- the position of the bending region 16 in the height direction can be adjusted.
- the end position of the winding portion 12 is preferably located at least below the bottom surface of the midsole 6 or the top surface of the outsole 2.
- the position where the notch 18 is provided can be appropriately changed according to the required flexibility, but when the notch 18 extends to the ground plane 8, the position of the notch 18 is determined in consideration of the position of the MP (Metatarso Phalangeal) joint. It is preferable to do so.
- the position of the MP joint corresponds to a position within a range of 25 to 45% from the front end of the shoe 1.
- the ends of the cuts 18 on the ground plane 8 are arranged in a curved shape L near the center in the width direction.
- This curve L has a shape that bulges outward in the width direction of the shoe.
- the virtual line that determines the position of the end of the notch 18 is not limited to the curved line L, and a straight line or a zigzag-shaped line may be adopted depending on the application of the shoe.
- the upper 4 includes an upper protective layer 20, a tightening means (tightening structure) of the upper 4, and a slit 24 extending in the front-rear direction of the upper 4 near the center in the width direction of the upper 4. ..
- a tongue 26 is attached to the upper 4.
- the structure of the eyelet 22 and the shoelace 28 is adopted as the tightening means, but a hook-and-loop fastener or the like may be used as the tightening means.
- the upper 4 is formed of a mesh material woven from synthetic fibers such as polyester and polyurethane, synthetic leather, and natural leather, and has a shape that covers the instep.
- the slit 24 is a cushioning portion for adjusting the width of the upper 4 according to the tightness of the shoelace 28.
- a plurality of eyelets 22 are provided on both sides of the slit 24 in the width direction.
- the tongue 26 is exposed from the slit 24 so that the lace 28 does not come into contact with the instep of the wearer when the lace 28 is attached.
- the upper protective layer 20 is formed of, for example, a urethane resin that protects the upper 4 formed of cloth.
- the upper protective layer 20 is particularly preferably provided on shoes used in competitions such as skateboards in which the board contacts the upper and in competitions such as soccer or futsal in which the ball contacts the upper 4. On the other hand, in competitions where the shoes are not expected to come into contact with other equipment, the upper protective layer may not be provided.
- the upper protective layer 20 may be formed by coating the base material of the upper 4 instead of the one in which the urethane resin is integrally formed as described above and which is attached to the upper 4. Further, when forming the upper 4, the portion corresponding to the upper protective layer 20 may be knitted or woven with a thread thicker than the other portions to add thickness to the base material of the upper 4. Further, when forming the upper 4, the portion corresponding to the upper protective layer 20 may be knitted (woven) more densely than the other portions.
- the slit 24 may extend in the front-rear direction of the upper 4 at the center in the width direction, but in the present embodiment, the slit 24 has a shape curved so as to move away from the bending region 16 in the width direction toward the front, and the width of the shoe 1.
- the shoe 1 is formed so as to be biased inward in the width direction with respect to the center of the direction. Therefore, in the present embodiment, the width of the upper 4 is widened on the outside in the width direction of the slit 24, and the width of the upper 4 is narrowed on the inside in the width direction of the slit 24.
- An upper protective layer 20 is provided on the side where the width of the upper 4 is widened.
- the area where the upper protective layer 20 is provided (that is, the area outside the width direction of the slit) is not provided with the upper protective layer 20 and is upper. 4 is larger than the exposed region (that is, the region inside the width direction of the slit).
- the position where the upper protective layer 20 is provided can be changed according to the application of the shoe 1, but it is preferably determined according to the position with the bending region 16. More specifically, the upper protective layer 20 is formed on the side where the bending region 16 is provided with respect to the center in the width direction of the shoe 1.
- the upper protective layer 20 is arranged on the side where the bending region 16 is provided, and the last slit 24 moves away from the bending region 16. The shape of the slit 24 is determined so as to be biased toward the side.
- the upper protective layer 20 is made of a material harder than the other parts of the upper, if the entire upper 4 is covered with the upper protective layer 20, the upper 4 becomes too hard. However, by arranging the upper protective layer 20 only on the side where protection is required, that is, the side where the bending region 16 is provided, it is possible to prevent the entire upper 4 from becoming too hard and protect the upper 4. The area of the area can be increased.
- the upper protective layer 20 preferably has a width from the upper end of the winding portion 12 to the slit 24 in the width direction of the shoe 1.
- One end in the width direction of the upper protective layer 20 may be in contact with the winding portion 12, or a gap may be formed between the upper protective layer 20 and the winding portion 12.
- the other end of the upper protective layer 20 in the width direction extends to the vicinity of the slit 24, and preferably covers the rows of eyelets 22 arranged outside in the width direction to protect the eyelets 22.
- the shape and position of the upper protective layer 20 can be changed as appropriate according to the application of the shoe.
- the upper protective layer 20 includes a thick protective strengthening portion 30 and a flexible imparting portion 32 thinner than the protective strengthening portion 30.
- the flexibility-imparting portion 32 is designed based on the same concept as the notch 18, and has a curved or linear shape extending in the width direction along the MP joint. More preferably, the flexibility imparting portion 32 is formed along an extension line of the notch 18 and draws one line together with the notch 18. In this case, the notch 18 and the flexibility imparting portion 32 do not necessarily have to be continuous, and when there is a distance between the upper protective layer 20 and the upper end of the winding portion 12, the notch 18 and the flexibility imparting portion 32 are imparted. There may be a gap between the portions 32. Further, by making the notch 18 and the flexibility imparting portion 32 draw one line, smooth bending can be promoted.
- the protection strengthening portion 30 and the flexibility imparting portion 32 do not have to have a constant thickness over the entire upper protective layer 20, and the thicknesses of the protection strengthening portion 30 and the flexibility granting portion 32 are adjusted depending on the positions. You may. Further, the thickness of the protection strengthening portion 30 may be gradually reduced to shift to the flexibility-imparting portion 32 in a wavy shape.
- the shoe 1 according to the present embodiment adopts a structure having a slit 24
- the present invention is also applicable to a monosock type shoe having no slit.
- the shape is curved so as to move away from the bending region 16 in the width direction toward the front, and the upper protective layer 20 may be provided on one side in the width direction of the line.
- the tongue 26 extends rearward from the front end of the slit 24, and extends further rearward than the eyelet 22 at the uppermost stage (the eyelet 22 at the rearmost stage) among at least the eyelets 22 at the plurality of stages. More preferably, the rear end of the tongue 26 can be folded forward, and the tongue 26 has a length such that the rear end of the tongue 26 comes to the front of the top eyelet 22 when folded. doing. By setting the length of the tongue 26 in this way, the knot of the shoelace 28 can be covered by the tongue 26, and the tongue 26 can protect the shoelace 28.
- the tongue 26 is not an essential configuration, and the present invention can be applied to shoes that do not have the tongue 26.
- the front end of the tongue 26 is fixed to the front end of the slit 24 and extends rearward, the end portion in the width direction is fixed to the left and right ends of the slit 24, and the central portion of the tongue is divided into left and right. It is also possible to adopt the so-called split tongue.
- FIG. 7 is a top view of the shoe according to the second embodiment
- FIG. 8 is a side view of the shoe.
- the shoe 100 is a so-called slip-on type shoe having no tightening means.
- the shoe 100 includes an upper 102 that covers the instep.
- the upper 102 covers the instep of the forefoot and the metatarsal from the inner foot side to the outer foot side.
- the upper 102 may be formed of a single piece of fabric without a seam, or may be formed by joining a plurality of fabrics in order to more easily realize a three-dimensional shape.
- the upper 102 is formed by joining two pieces of fabric.
- the illustrated upper 102 includes a front upper 104 that mainly covers the outer foot portion and a rear upper 106 that mainly covers the inner foot portion.
- the front upper 104 and the rear upper 106 are continuous, and both are joined to each other by means such as suturing.
- the front end of the front upper 104 is curved along the front end of the shoe 100.
- the rear end 108 of the front upper 104 is inclined with respect to the front-rear direction and the width direction so as to extend to the rear side toward the outer foot side.
- the inner foot side of the rear end 108 of the front upper 104 is located on the portion covering the mother toe, and the outer foot side is located on the rear side of the portion covering the small toe.
- the front end of the rear upper 106 extends along the rear end 108 of the front upper 104.
- a seam 110 is formed between the front upper 104 and the rear upper 106.
- the seam 110 is joined along the rear end 108 of the front upper 104. Similar to the rear end 108, the seam 110 is inclined with respect to the front-rear direction and the width direction so as to extend to the rear side toward the outer foot side.
- the seam 110 can be formed by sewing the front upper 104 and the rear upper 106 together. Further, the sewn portion may be covered with a separate reinforcing cloth.
- the seam 110 is provided at a position where the skateboard does not frequently come into contact with the upper 102 during a skateboard competition. This reduces the possibility that the skateboard will come into contact with the seam 110 and damage the seam 110.
- the upper 102 When the upper 102 is composed of two or more parts, it is better to position the joints of the parts so that they do not easily come into contact with the skateboard.
- the position where it is difficult to contact the skateboard means that at least the front end side of the seam is located on the inner foot side.
- the edge of the fabric can be prevented from being exposed to the surface, and the possibility that the skateboard comes into contact with the edge of the fabric and the fabric is damaged can be reduced.
- the front upper 104 includes a reinforcing portion 112 extending along the front end.
- the reinforcing portion 112 extends continuously from the portion covering the mother toe to the rear side of the portion covering the small toe on the outer foot side.
- the reinforcing portion 112 extends further above the upper end of the winding portion 12.
- the reinforcing portion 112 is formed of a material having higher wear resistance and durability than the material forming the front upper 104.
- the reinforcing portion 112 may be formed of a material whose surface is coated with rubber, urethane, or the like, and at least its surface may have high wear resistance. It is preferable that the wear resistance of the shoe 100 increases from the upper side to the lower side.
- the reinforcing portion 112 is preferably provided continuously from the portion covering the mother toe to the rear side of the portion covering the small toe on the outer foot side, but may be partially cut out.
- the rear upper 106 includes a band portion 116 made of an elastic material for changing the size of the opening 114 into which the foot is inserted.
- the band portion 116 defines a part of the opening 114.
- the band portion 116 extends by the force applied from the foot to the posterior upper 106 when the wearer inserts the foot into the opening 114, widening the opening 114.
- the band 116 shrinks and the posterior upper 106 is properly in contact with the instep.
- the band portion 116 is provided so as to form a part of the opening 114 on the outer leg side, but the position of the band portion 116 is not limited to this. By providing the band portion 116, the detachability can be improved.
- the modified shoe has a sheet-like outsole that does not have a winding part, and a midsole and upper provided on the upper surface of the outsole.
- the midsole is provided with a midsole winding portion extending upward from the peripheral edge toward the upper, and a midsole notch formed in the midsole winding portion.
- the outsole is provided with an outsole notch at a position corresponding to the midsole notch.
- each configuration of the shoe according to the modified example is basically the same as each configuration of the shoe described in the embodiment.
- the winding portion is mainly formed on the outsole in the embodiment, whereas in the modified example, the midsole is provided with the midsole winding portion corresponding to the winding portion. ..
- the notch is formed only in the outsole, but in the modified example, the midsole notch is formed in the midsole and the outsole notch is formed in the outsole.
- the midsole notch and the outsole notch are preferably formed to be continuous, and the continuous notch has the same configuration as the notch 18 of the embodiment.
- the midsole winding part is made of a highly rigid material only part of the midsole, and has a shape that extends toward the upper.
- the position of the midsole cut (that is, the position of the bending region in the modified example) can be appropriately changed according to the application of the shoe.
- the bending region formed in the midsole winding portion and the bending region formed in the outsole winding portion may be provided at different positions of one shoe.
- a shock absorbing structure such as a gel material may be built in the midsole or the outsole.
- the shoe of the first aspect comprises an outsole having a tread that contacts the ground and an upper that is directly or indirectly attached to the outsole on the opposite side of the tread, with the outsole being out. It has a sole body and a winding portion extending from the edge of the outsole body toward the upper, and the outsole has a bending region in which at least one notch extending from the outsole main body to the winding portion is formed.
- the flexibility of the shoe can be improved by the bending region without impairing the rigidity of the shoe by the outsole body.
- the notch has a predetermined width in the front-rear direction.
- the flexibility can be improved.
- the third aspect includes a midsole provided between the outsole and the upper in the first or second aspect, and the winding portion extends above the upper surface of the midsole.
- the strength of the side surface of the shoe can be improved.
- the fourth aspect is any of the first to third aspects, in which the notch is provided in at least one of the outer foot side forefoot portion and the inner foot side forefoot portion of the outsole.
- a fifth aspect is any of the first to fourth aspects, in which the notch extends continuously from the ground plane to the winding portion.
- the flexibility of the shoe can be improved.
- the notch extends to the upper end of the winding portion.
- the flexibility of the shoe can be improved.
- the notch extends to the vicinity of the middle in the width direction of the ground contact surface of the outsole.
- the flexibility of the shoe can be improved.
- the notch extending to the ground plane is arranged at a position corresponding to the wearer's MP (Metatarsal Phalangeal) joint.
- the flexibility of the shoe can be ensured at the position corresponding to the MP joint that requires high flexibility.
- a ninth aspect in any of the fifth to eighth aspects, comprises a plurality of notches extending to the ground plane, each end of the outsole of the plurality of cuts near the center of the ground plane in the width direction. It is arranged in a curved shape.
- the curve has a shape that bulges outward in the width direction of the outsole.
- the flexion region is provided only on the outer foot side forefoot portion of the outsole, and is not provided on the inner foot side forefoot portion.
- the present invention can be made suitable for a competition such as a skateboard where wear resistance and flexibility of the forefoot portion on the outer foot side are required.
- the intersection between the ground contact surface of the outsole and the winding portion forms a substantially right angle.
- the present invention can be made suitable for a competition such as a skateboard in which a board is controlled by using an intersection between a ground contact surface of an outsole and a winding portion.
- a thirteenth aspect is any one of the first to twelfth aspects, in which an upper protective layer is provided on the forefoot portion of the upper.
- the forefoot part of the upper can be protected.
- the upper protective layer is formed of, for example, rubber or resin.
- the upper protective layer includes a protective strengthening portion and a flexibility imparting portion thinner than the protective strengthening portion.
- the flexibility imparting portion extends along the extension line of the notch.
- the notch and the flexibility imparting portion can be flexed integrally, and the flexibility of the entire shoe can be improved.
- the protection strengthening portion is arranged near the upper end of the winding portion.
- the upper can be protected near the upper end of the winding part.
- the eighteenth aspect also includes an eyelet portion through which the shoelace is passed in any of the fifteenth to seventeenth aspects, and the protection strengthening portion is arranged in the vicinity of the eyelet portion.
- the eyelet part and the shoelace passed through the eyelet part can be protected.
- slits extending in the front-rear direction of the upper and forming eyelet portions on both sides are formed, and the slits are formed in the width direction of the shoe with respect to the center in the width direction of the shoe.
- the upper protective layer is formed so as to be biased to the side opposite to the side where the bending region is formed, and the upper protective layer is provided on the side where the bending region is formed rather than the slit in the width direction of the shoe.
- the upper protective layer can be provided on the side where the bent region is formed, which requires more protection, and the upper can be appropriately protected.
- the twentieth aspect includes a tongue in any of the first to nineteenth aspects, and the tongue has a length that can be folded back to the front of the eyelet portion on the uppermost stage.
- the laces can be protected by the tongue.
- the outsole is made of rubber.
- grip can be given to the outsole.
- the present invention has industrial applicability in the field of shoes.
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
Description
Claims (21)
- 地面に接触する接地面を有するアウトソールと、
前記接地面とは反対側でアウトソールに直接的または間接的に取り付けられたアッパーと、を備え、
前記アウトソールは、アウトソール本体と、アウトソール本体の縁からアッパーに向けて延びる巻上げ部を有し、
前記アウトソールは、前記アウトソール本体から前記巻上げ部にかけて延びる少なくとも1つの切込みが形成された屈曲領域を有することを特徴とする、シューズ。 - 前記切込みは、前後方向において所定の幅を有している、請求項1に記載のシューズ。
- 前記アウトソールと前記アッパーとの間に設けられるミッドソールを備え、前記巻上げ部は、前記ミッドソールの上面よりも上側まで延びている、請求項1又は2に記載のシューズ。
- 前記切込みは、前記アウトソールの外足側前足部又は内足側前足部の少なくとも何れかに設けられている、請求項1乃至3のいずれか1項に記載のシューズ。
- 前記切込みは、前記接地面から前記巻上げ部まで連続して延びる、請求項1乃至4のいずれか1項に記載のシューズ。
- 前記切込みは、前記巻上げ部の上端まで延びる、請求項1乃至5のいずれか1項に記載のシューズ。
- 前記切込みは、前記アウトソールの接地面の幅方向中間付近まで延びている、請求項1乃至6のいずれか1項に記載のシューズ。
- 前記接地面まで延びている前記切込みは、着用者のMP関節に対応する位置に配置されている、請求項5乃至7のいずれか1項に記載のシューズ。
- 前記接地面まで延びている前記切込みを複数備え、前記複数の切込みの前記アウトソールの接地面の幅方向中央付近にある各々の端は、曲線状に配置されている、請求項5乃至8のいずれか1項に記載のシューズ。
- 前記曲線は、アウトソールの幅方向外側に向けて膨らむ形状である、請求項9に記載のシューズ。
- 前記屈曲領域は、前記アウトソールの外足側前足部にのみ設けられており、内足側前足部には設けられていない、請求項1乃至10のいずれか1項に記載のシューズ。
- 前記アウトソールの前記接地面と、前記巻上げ部との交差部が略直角をなしている、請求項1乃至11のいずれか1項に記載のシューズ。
- 前記アッパーの前足部には、アッパー保護層が設けられている、請求項1乃至12のいずれか1項に記載のシューズ。
- 前記アッパー保護層は、ラバーまたは樹脂で形成されている、請求項13に記載のシューズ。
- 前記アッパー保護層は、保護強化部と、前記保護強化部よりも肉薄な屈曲性付与部とを備える、請求項13又は14に記載のシューズ。
- 前記屈曲性付与部は、前記切込みの延長線に沿って延びる、請求項15に記載のシューズ。
- 前記保護強化部は、前記巻上げ部の上端付近に配置されている、請求項15又は16に記載のシューズ。
- シューレースを通すハトメ部を備え、前記保護強化部は、前記ハトメ部近傍に配置されている、請求項15乃至17のいずれか1項に記載のシューズ。
- 前記アッパーの前後方向に延び、両側に前記ハトメ部が形成されるスリットが形成されており、前記スリットは、シューズの幅方向において、シューズの幅方向中央よりも前記屈曲領域が形成されている側とは反対側に偏って形成されており、前記アッパー保護層は、シューズの幅方向において、前記スリットよりも前記屈曲領域が形成されている側に設けられている、請求項18に記載のシューズ。
- シュータンを備え、前記シュータンは、最上段のハトメ部よりも前方まで折り返せる長さを有する、請求項1乃至19のいずれか1項に記載のシューズ。
- 前記アウトソールは、ラバーで形成されている、請求項1乃至20のいずれか1項に記載のシューズ。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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AU2020279341A AU2020279341A1 (en) | 2019-05-17 | 2020-05-15 | Shoe |
EP20808922.7A EP3954244B1 (en) | 2019-05-17 | 2020-05-15 | Shoe |
CN202080036181.7A CN113825424A (zh) | 2019-05-17 | 2020-05-15 | 鞋 |
JP2021520768A JP7476186B2 (ja) | 2019-05-17 | 2020-05-15 | スケートボード用シューズ |
US17/611,175 US20220211143A1 (en) | 2019-05-17 | 2020-05-15 | Shoe |
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JP2019093558 | 2019-05-17 | ||
JP2019-093558 | 2019-05-17 |
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WO2020235494A1 true WO2020235494A1 (ja) | 2020-11-26 |
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PCT/JP2020/019483 WO2020235494A1 (ja) | 2019-05-17 | 2020-05-15 | シューズ |
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US (1) | US20220211143A1 (ja) |
EP (1) | EP3954244B1 (ja) |
JP (1) | JP7476186B2 (ja) |
CN (1) | CN113825424A (ja) |
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USD1010997S1 (en) * | 2023-06-14 | 2024-01-16 | Xiamen Hwish Import & Export Co., Ltd. | Shoe sole |
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JP7476186B2 (ja) | 2024-04-30 |
US20220211143A1 (en) | 2022-07-07 |
EP3954244A4 (en) | 2022-06-01 |
EP3954244A1 (en) | 2022-02-16 |
AU2020279341A1 (en) | 2021-12-23 |
CN113825424A (zh) | 2021-12-21 |
EP3954244B1 (en) | 2024-05-01 |
JPWO2020235494A1 (ja) | 2020-11-26 |
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