WO2012141376A1 - Chaussure ayant une semelle intermédiaire à triple dureté, une semelle extérieure et une tige et ayant un support pour empêcher une pronation excessive - Google Patents

Chaussure ayant une semelle intermédiaire à triple dureté, une semelle extérieure et une tige et ayant un support pour empêcher une pronation excessive Download PDF

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Publication number
WO2012141376A1
WO2012141376A1 PCT/KR2011/003934 KR2011003934W WO2012141376A1 WO 2012141376 A1 WO2012141376 A1 WO 2012141376A1 KR 2011003934 W KR2011003934 W KR 2011003934W WO 2012141376 A1 WO2012141376 A1 WO 2012141376A1
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WO
WIPO (PCT)
Prior art keywords
hardness
shoe
layer
midsole
triple
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2011/003934
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English (en)
Inventor
In Ho Noh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LS Networks Corp Ltd
Original Assignee
LS Networks Corp Ltd
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
Application filed by LS Networks Corp Ltd filed Critical LS Networks Corp Ltd
Priority to US13/144,460 priority Critical patent/US20120260527A1/en
Publication of WO2012141376A1 publication Critical patent/WO2012141376A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • A43B13/38—Built-in insoles joined to uppers during the manufacturing process, e.g. structural insoles; Insoles glued to shoes during the manufacturing process
    • A43B13/40—Built-in insoles joined to uppers during the manufacturing process, e.g. structural insoles; Insoles glued to shoes during the manufacturing process with cushions
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/14—Footwear with health or hygienic arrangements with foot-supporting parts
    • A43B7/22—Footwear with health or hygienic arrangements with foot-supporting parts with fixed flat-foot insertions, metatarsal supports, ankle flaps or the like
    • A43B7/223—Footwear with health or hygienic arrangements with foot-supporting parts with fixed flat-foot insertions, metatarsal supports, ankle flaps or the like characterised by the constructive form
    • 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
    • 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
    • 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
    • A43B13/188—Differential cushioning regions
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/14—Footwear with health or hygienic arrangements with foot-supporting parts
    • A43B7/18—Joint supports, e.g. instep supports
    • A43B7/20—Ankle-joint supports or holders
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/14—Footwear with health or hygienic arrangements with foot-supporting parts
    • A43B7/24—Insertions or other supports preventing the foot canting to one side , preventing supination or pronation
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/32—Footwear with health or hygienic arrangements with shock-absorbing means

Definitions

  • the present invention relates to the fucntional shoe having triple-hardness midsole, outsole and upper with support for preventing an overpronation.
  • Korean Laid-Open Patent publication No. 2010-0020078 discloses a shoe and midsole manufacturing method having 2-State insert structure.
  • Said '20078 discloses a shoe including a midsole having a dual insert structure, the midsole including: a hard nylon injection piece layer; a low-hardness polyurethane layer covering the nylon injection piece layer; and a middle-hardness polyurethane layer covering the low-hardness polyurethane layer.
  • the midsole includes two different polyurethane layers, that is, a polyurethane layer having low hardness and a polyurethane layer having middle hardness.
  • Korean Laid-Open Patent publication No. 2000-0036859 discloses a molding method for manufacturing base plate of shoe having different hardness midsole.
  • the midsole is formed to have dual-hardness comprised of a low-hardness polyurethane layer and a middle-hardness polyurethane layer to absorb the damage from ground during walking and prevent the damage from tranferring to the knee joint or the ankle joint. Also, in the '36589, since the low-hardness and the middle-hardness polyurethane layers are formed by attaching the same materials, an additinal adhesive agent to adhesive these polyurethane layers is not necessary, therefore it is possble to prevent the undisirable hydrolysis so that the durability of shoe can be improved.
  • said prior arts have disadvantages that since the midsole is formed to include only two different polyurethane layers to absorb the impact transferred from the ground when it comes into contact with the ground, it is not sufficient to absorb completely the impact transferred from the ground during walking. Also, it is not possble to prevent completely the overpronation by the midsole formed of only two different polyurethane layers.
  • It is a general object of the invention is to provide a fuctional shoe which is possible to absorb the damage from ground and the damage from tranferring to the knee joint or the ankle joint and to eliminate fundamentaly the overpronation during walking.
  • the present invention provides a shoe comprising a midsole having triple-hardness structure with different hardness to each other; a bridge formed from the midsole to upper of outsole, the bridge formed onto the outsole and having one or more legs; and a mesh-type frame formed on the upper of shoe to support the subtalar articulation, wherein the bridge is formed only at the inside of shoe, and the triple-hardness structures comprises a low-hardbness layer, a middle-hardbness layer and a high-hardbness layer.
  • the triple-hardness structure with different hardness to each other are formed to have higher hardness toward the front from the rear of shoe.
  • the midsole is formed of polyurethane or polivinyl acetate.
  • a shoe further comprising solid portion formed of polymer material to surpport the inner of foot, the solid portions formed throughout the inside of middle portion of uppers of the shoe.
  • the mesh-type frame is formed of polymer materials.
  • the mesh-type frame is formed at the outside of shoe and around shoestring supports for tightenning up a shoestring by putting it into the supports.
  • a shoe further comprising cushioning parts, the cushioning parts having a lower cushion attached onto the outsole and an upper cushion attached onto the lower cushion, and the upper cushion having the hardeness higher than the lower cushion.
  • the triple-hardness structure is comprised of a low-hardness layer having 47 to 52, a middle-hardness layer having 53 to 58, and a high-hardness layer having 59 to 64, in the shore hardness, respectively.
  • the triple-hardness structure and two cushions are different to each other in view of the shore hardness.
  • the mesh-type frame is formed by elongated elements of hard nylon injection piece.
  • the present invention is possble to prevent completely the overpronation by the midsole formed of three polyurethane layers, absorb the damage from ground and the damage from tranferring to the knee joint or the ankle joint, and eliminate effectively the overpronation during walking.
  • Fig. 1 is a left side view of a shoe according to the present invention.
  • Fig. 2 is an exploded view showing a midsole and an outsole of shoe according to the present invention.
  • Fig. 3 is a view showing in detail the outsole of the shoe according to the present invention.
  • Fig. 4 is a view showing the whole construction of each part corresponding to articulations of foot.
  • Fig. 5 is a right side view of a shoe according to the present invention.
  • Fig. 1 shows a left side view of a shoe according to the present invention.
  • the shoe(1) according to the present invention comprises an outsole(10) forming the bottom of the shoe(1), a midsole(20) attached onto the outsole(10) to provide cushioning to the foot during walking, and uppers(40) coupled onto the midsole(20) to accomodate and protect the foot.
  • the midsole(20) may be formed of polyurethane(PU) or polivinyl acetate(EVA), but it is not limited thereto.
  • the midsole(20) is comprised of a low-hardness layer(21), a middle-hardness layer(22) and a high-hardness layer(23), which are formed with approximately perpendicul adjacent to each other.
  • the low-hardness layer(21), the middle-hardness layer(22) and the high-hardness layer(23) are formed only at the inside of the midsole(20), and legs of bridge which will be described later, are joined to the high-hardness layer(23) in the inside of the midsole(20).
  • the low-hardness layer(21), the middle-hardness layer(22) and the high-hardness layer(23) are not formed at the outside of the midsole(20), while the low hardness layer(21) and an upper and lower cushione members(11a,11b) are formed at the outside of the midsole(20).
  • the lower cushion member(11a) is joined onto the outsole of shoe(1)
  • the upper cushion member(11b) is joined onto the lower cushion member (11a)
  • the low-hardness layer(21) is joined onto the upper cushion member(11b), to form a portion of the midsole(20).
  • the low-hardness layer(21) is formed of a polyurethane material having about 37 to 52
  • the middle-hardness layer(22) is formed of a polyurethane material having about 53 to 58
  • the high-hardness layer(22) is formed of a polyurethane material having about 59 to 64, in the shore hardness, respectively.
  • three members(21,22,23) are formed to have a higher hardness towards the front from the rear of the shoe(1), so that the impact when making a landing firstly can be absorved by the cushioning effect of the low-hardness layer(21), subsequently the middle-hardness layer(22) and the high-hardness layer(23) can be landed in turn, thereby improving the absorption ability to the impact of foot.
  • Fig. 2 is an exploded view showing a midsole and an outsole of shoe according to the present invention.
  • the bridge(30) is joined onto the outsole(10).
  • the bridge(30) is formed of a rigid polymer material to wrap and protect of the rear part of foot and has one or more legs to prevent the overpronation of foot.
  • the bridge(30) is formed only at the inside of foot to prevent the adductiuon of foot and has two legs, but the number of legs is not limited thereto, in the other embodiment, the bridge(30) may be formed to have one or three or more legs.
  • Upper(40) of shoe(1) is provided with the mesh-type frame(41) to wrap and protect the foot, and the frame(41) may be a rigid polymer materal to support the inside of foot and are formed at the inside of foot(1).
  • the mesh-type frame(41) is adapted to reinforce the upper(40) of the shoe formed of woven fabric or systhetic leather, etc. and is formed to have the mesh shape to remove effectively the overpronation of foot.
  • the mesh-type frame(41) is formed at the inside and the outside of shoe(1), and as shown in Fig 1, it also may be formed around shoestring supports(41') to protect the supports(41').
  • the mesh-type frame(41) is formed by an elongated elements such as, for example, hard nylon injection pieces.
  • the solid portion(42) is added and joined onto the upper(40) as shown in black-colored portion in Fig. 1 throughout lower and middle portions in the inside of shoe(1), thereby supporting tightly the foot against to the impact strength appied to the inside of foot. That is, the overpronation to the foot can be effectively suppressed by the cooperating operation of the mesh-type frame(41) with the solid portion(42).
  • Fig. 3 is a detail view showing the outsole of the shoe according to the present invention.
  • the bridge(30) is attached onto the outsole.
  • the bridge(30) has two legs(30') to wrap the rear of foot.
  • the legs(30') are joined onto the high-hardness layer(23); one being added to about middle portion of the high-hardness layer(23), the other one being added and joined to front portion of the high-hardness layer(23).
  • a dual cushion member(11) is formed at the rear of shoe and is comprised of a lower cushion member(11a) and an upper cushion member(11b) joined onto the member(11a).
  • the upper and lower cushion members(11a,11b) may be a polymer material having an appropriate hardness as necessary.
  • the lower cushion member(11a) has the shore hardness of about 48 to 52
  • an upper cushion member(11b) has the shore hardness lower than the member(11a).
  • the lower and upper cushion members(11a,11b) may be formed of a polyurethane foam.
  • the cushion function of the shoe can be more effectively reinforced as compared to a single cushion member, so that the fatigue degree of foot can be remarkably reduced.
  • Fig. 4 is a view showing the whole construction of each part corresponding to articulations of foot.
  • the mesh type frame(41) which may be a polymer material, is formed to support the subtalar articulation of foot as shown in dashed-lines.
  • the mesh type frame(41) is adapted to support the subtalar articulation of foot by cooperating with the solid portion(42) to suppress the overpronation of foot.
  • Fig. 5 is a right side view of a shoe according to the present invention.
  • the midsole(20) is only provided with the low-hardness layer(21) by the cushion members(11a,11b), unlike the left side of shoe where the low-hardness layer(21), the middle-hardness layer(22) and the high-hardness layer(23) are formed.
  • the mesh-type frame(41) and the solid portion(42) are formed at the uppers(40) of the right side in the shoe.
  • the shoe cushioning effect can be remarkably improved and is possible to control effectively the overpronation of foot.
  • a plurality of shoestring suppotrs(41') are formed on the upper of the shoe(1), which is for tightenning up a shoestring(41") by putting it into the shoestring supports(40').
  • the midsole having triple-hardness structures with different hardness to each other is illustrated, but in the other embodiment, the midsole may be comprised of four or more structures with different hardness to each other. Furthermore, it is possible to form the shoe such that five pieces including triple-hardness structures and lower/upper cushion members have different hardness to each other.
  • the present invention when shoe comes into contact with the ground during walking, it is possble to prevent more effectively the overpronation by the midsole formed of three or more different polyurethane layers, absorb the damage from ground and the damage from tranferring to the knee joint or the ankle joint, and eliminate fundamentaly the overpronation during walking.
  • the cushion effect can be remarkably reinforced as compared to a single cushion member, so that the fatigue degree of foot can be effectively reduced.
  • the impact occurring during walking can be uniformly dispersed from the low hardness layer(21) through the middle hardness layer(22) to the high hardness layer(21), so that the cushioning ability of the shoe can be ramarkably improved.
  • the shoe including the midsole having triple-hardness structure, the bridge having one or more legs, and the upper having the mesh-type frames has not only very excellent effect in view of elascity, cushioning and supporting for foot, and but also is possible to prevent effectively the overpronation.

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

Abstract

L'invention se rapporte à une chaussure qui comprend une semelle intermédiaire qui présente des structures à triple dureté, la dureté étant différente l'une de l'autre, un pont formé depuis la semelle intermédiaire jusqu'à la partie supérieure de la semelle extérieure, le pont étant formé sur la semelle extérieure et présentant un ou plusieurs pieds, ainsi qu'une structure de type grille formée sur la tige de la chaussure pour supporter l'articulation subtalaire, le pont étant formé seulement à l'intérieur de la chaussure et les structures à triple dureté comprenant une couche à faible dureté, une couche à dureté intermédiaire et une couche à dureté élevée.
PCT/KR2011/003934 2011-04-15 2011-05-27 Chaussure ayant une semelle intermédiaire à triple dureté, une semelle extérieure et une tige et ayant un support pour empêcher une pronation excessive Ceased WO2012141376A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US13/144,460 US20120260527A1 (en) 2011-04-15 2011-05-27 shoe having triple-hardness midsole, outsole, and upper with support for preventing an overpronation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20-2011-0003237 2011-04-15
KR20110003237 2011-04-15

Publications (1)

Publication Number Publication Date
WO2012141376A1 true WO2012141376A1 (fr) 2012-10-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/003934 Ceased WO2012141376A1 (fr) 2011-04-15 2011-05-27 Chaussure ayant une semelle intermédiaire à triple dureté, une semelle extérieure et une tige et ayant un support pour empêcher une pronation excessive

Country Status (2)

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KR (1) KR200468144Y1 (fr)
WO (1) WO2012141376A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101514680B1 (ko) 2013-10-14 2015-04-23 박인식 중족과 중족골의 압력을 분산시키는 중창과 이를 구비한 신발

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05329005A (ja) * 1992-05-30 1993-12-14 Achilles Corp 多重硬度靴底
JP2005304653A (ja) * 2004-04-20 2005-11-04 Asics Corp 靴のフレーム装置、金型装置および成型方法
US20060123664A1 (en) * 2003-10-14 2006-06-15 Boyd Robert E Insole having multiple energy sources
US20080052960A1 (en) * 2006-05-18 2008-03-06 Manon Belley Footwear construction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950026369U (ko) * 1994-03-09 1995-10-16 박희득 구두굽
KR100817521B1 (ko) 2007-12-28 2008-04-02 (주)조은제화 경질의 마모저항부가 일체로 성형된 신발용 아웃솔 및 그제조방법
KR20080091061A (ko) * 2008-09-11 2008-10-09 허양욱 발뒤꿈치깔창용 3단계경도충격흡수에어백

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05329005A (ja) * 1992-05-30 1993-12-14 Achilles Corp 多重硬度靴底
US20060123664A1 (en) * 2003-10-14 2006-06-15 Boyd Robert E Insole having multiple energy sources
JP2005304653A (ja) * 2004-04-20 2005-11-04 Asics Corp 靴のフレーム装置、金型装置および成型方法
US20080052960A1 (en) * 2006-05-18 2008-03-06 Manon Belley Footwear construction

Also Published As

Publication number Publication date
KR200468144Y1 (ko) 2013-07-26
KR20120007358U (ko) 2012-10-24

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