CN105324049A - Bi-material shoe bottom with foam insert - Google Patents
Bi-material shoe bottom with foam insert Download PDFInfo
- Publication number
- CN105324049A CN105324049A CN201480022900.4A CN201480022900A CN105324049A CN 105324049 A CN105324049 A CN 105324049A CN 201480022900 A CN201480022900 A CN 201480022900A CN 105324049 A CN105324049 A CN 105324049A
- Authority
- CN
- China
- Prior art keywords
- layer
- polyurethanes
- shoes
- insert
- leather
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 36
- 239000006260 foam Substances 0.000 title abstract 2
- 239000004814 polyurethane Substances 0.000 claims abstract description 44
- 229920002635 polyurethane Polymers 0.000 claims abstract description 29
- 239000010985 leather Substances 0.000 claims abstract description 14
- 230000035939 shock Effects 0.000 abstract description 2
- 238000005187 foaming Methods 0.000 description 19
- 229920005830 Polyurethane Foam Polymers 0.000 description 5
- 239000011496 polyurethane foam Substances 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 4
- 210000002683 foot Anatomy 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 230000004087 circulation Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000035807 sensation Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 241000233866 Fungi Species 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 2
- 210000003423 ankle Anatomy 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004054 inflammatory process Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003446 memory effect Effects 0.000 description 2
- 208000004067 Flatfoot Diseases 0.000 description 1
- 206010061159 Foot deformity Diseases 0.000 description 1
- 208000006555 Metatarsal Valgus Diseases 0.000 description 1
- 208000010332 Plantar Fasciitis Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 201000010934 exostosis Diseases 0.000 description 1
- 230000005021 gait Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 210000001872 metatarsal bone Anatomy 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- A43B7/00—Footwear with health or hygienic arrangements
- A43B7/14—Footwear with health or hygienic arrangements with foot-supporting parts
- A43B7/1405—Footwear with health or hygienic arrangements with foot-supporting parts with pads or holes on one or more locations, or having an anatomical or curved form
- A43B7/1415—Footwear with health or hygienic arrangements with foot-supporting parts with pads or holes on one or more locations, or having an anatomical or curved form characterised by the location under the foot
- A43B7/144—Footwear with health or hygienic arrangements with foot-supporting parts with pads or holes on one or more locations, or having an anatomical or curved form characterised by the location under the foot situated under the heel, i.e. the calcaneus bone
-
- 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
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/12—Soles with several layers of different materials
- A43B13/125—Soles with several layers of different materials characterised by the midsole or middle layer
- A43B13/127—Soles with several layers of different materials characterised by the midsole or middle layer the midsole being multilayer
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The present invention is related to the footwear sector and more specifically concerns a shoe made with a soft, flexible, bi-material bottom, of which the first layer, directly in contact with the ground, is made of TPU, or leather or other material, while the second layer, laid on top of the said first tread layer, is made of PU, or leather or other material, with a PVC film and has inside it a foam insert made of open-cell expanded polyurethane that makes the shoe comfortable and is able to absorb and cushion shocks during ambulation.
Description
Technical field
The present invention relates to footwear industry, and more particularly pay close attention to the shoes using and manufacture bottom soft flexible bi-material layers, the ground floor directly contacted with ground in described bottom is made up of TPU or leather or other material, and be layered on the second layer on the top of described first tread ply and made together with PVC film by PU or leather or other material and within it be there is the foaming body insert be made up of perforate expansion polyurethanes, described foaming body insert makes shoes comfortable and can absorb and impact during cushioning walking.
Background technology
In current field, in buffering and Comfortable shoes sub-industry, for standing for a long time or walk and the fatigue of the pain of pin and ankle and swelling, pin and ankle or those people of the inflammation thing followed, exist and use ventilative material and the dissimilar shoes with the arch support thing that can reduce tired sensation.In addition, for those people suffering from specific pathology (as heel inflammation, Plantar Fasciitis, calcaneal spur, flat foot, large Out-Toeing and other illness), commercially exist and there is the sole being suitable for comprising the region of protruding buffer portion at the various pin strong point (as heel) place.If be placed on heel place, so described protruding part is called as " heel socks (heelsocks) ", and if be inserted in inside shoes, so it can absorb the shock from the sole of running or only walk and ground; In addition, it makes figure balance and correctly regulate walking.
In current field, also exist and there are the shoes of shoe-pad, described shoe-pad insert any type shoes inner side and make described pin can be massaged during normal gait when contact place with pin, result is the comfortableness of improvement wearer.
In described buffering as described above and comfortable shoes field, also there are the shoes comprising the sole be made up of closed pore polyurethane foam foundry goods; But the described sole of formation does not allow the good circulation of air inside shoes because it does not realize highly-breathable, and this sole is not very soft yet.
Summary of the invention
A target of the present invention is for shoes provide the bottom of being made up of PU/TPU or leather or other material, described bottom has perforate expansion polyurethanes insert, and described insert has nonallergic, bacteria resistance, resistance to fungi, impact resistance and be contained in inner side a kind of in bi-material.
Another target of the present invention is for shoes provide the bottom of being made up of PU/TPU or leather or other material, and the perforate expansion polyurethanes being contained in inner side a kind of in bi-material in described bottom is generally used for other object as filled mattress, couch etc. so far.
Another target of the present invention is for shoes provide the insert being contained in described bottom inside, described insert is applied by casting or is pre-formed, the density of described insert in heel area is higher and density in sole and plantar arch region is lower, to promote and to improve the venous return in blood circulation.
Another target of the present invention can promote when pin presses on ground the bottom that fabulous air circulates between the bottom of shoes and inner shoe-pad for shoes provide, and therefore gets rid of foot's perspire problem.
Another target of the present invention is for shoes provide the bottom with perforate expansion polyurethanes insert, and the impact property of described insert allows described shoes even optimally to be used by diabetes.
Another target of the present invention is for shoes provide the bottom with perforate expansion polyurethanes insert, and the impact property of described insert also can improve the antigravity response of counter stress to reduce the load to backbone.
Another target more of the present invention is that the cost in described bottom with the insert of nonallergic, bacteria resistance, resistance to fungi and impact property is lower for those costs of insert in comfortable shoes field than so far for shoes provide bottom perforate expansion polyurethanes.
These and other target uses the present invention paid close attention to bottom bi-material layers shoes to realize, the ground floor directly contacted with ground in bottom described bi-material layers shoes is made up of TPU or leather or other material, and be layered on the second layer on the top of described first tread ply and made together with PVC film by PU or leather or other material and within it be there is the insert be made up of open-cell polyurethane foaming body, described open-cell polyurethane foaming body forms perforate expansion polyurethanes (being commonly called foaming body rubber) via known chemical reaction after its casting, because the result of described known response is spongy material.
Accompanying drawing explanation
Other features and advantages of the present invention using by the product as present patent application theme preferably but the description of not exclusive embodiment and more easily apparent, described embodiment illustrates by means of the limiting examples in accompanying drawing unit, in described accompanying drawing unit:
The cross sectional side view of the shoes made bottom Fig. 1 displaying bi-material layers, the ground floor 1 directly contacted with ground in described bottom is made up of TPU, and the second layer 2 be layered on the top of described first tread ply 1 is made (as shown in Figure 4) by PU and had the foaming body insert be made up of perforate expansion polyurethanes within it together with PVC film 6, the density ratio of described perforate expansion polyurethanes in heel area 3 is high in sole and plantar arch region 4.
Fig. 2 shows the top view of the shoes that the 2nd PU layer 2 bottom wherein bi-material layers is made in a certain way, described 2nd PU layer has equally spaced hole 5 in its outer rim, described hole forms the locking system being used for perforate expansion polyurethanes, and the density of described perforate expansion polyurethanes in heel area 3 is higher and density in sole and plantar arch region 4 is lower.
Fig. 3 is illustrated in the two-part cross sectional view of the shoes describing its assembly in previous figure.
Fig. 4 shows the cross sectional view bottom the bi-material layers of shoes, and described cross sectional view highlights the PVC film 6 be placed between a TPU tread ply 1 and the 2nd PU layer 2.
Detailed description of the invention
According to one preferably but non-limiting example, the present invention pays close attention to the foaming body insert be made up of perforate expansion polyurethanes, the density ratio of described perforate expansion polyurethanes in heel area 3 is high in sole and plantar arch region 4, described foaming body insert is inserted in bottom bi-material layers shoes, the ground floor 1 directly contacted with ground in described bottom is made up of TPU or leather or other material, and is layered on the second layer 2 on the top of described first tread ply 1 and is made up together with PVC film 6 of PU or leather or other material.
Feature value of the present invention is provided by the pliability of perforate expansion polyurethanes insert, the density of described insert in sole and position, plantar arch region 4 between 50kg/m
3to 75kg/m
3in scope and in heel area 3 position between 95kg/m
3to 120kg/m
3in scope, be excessively absorbed at heel place to prevent pin.
Described perforate expansion polyurethanes is dead-soft material, has the memory effect being similar to foaming body rubber mattress, has extremely reasonably cost.The intensity of perforate expansion polyurethanes and robustness depend on manufacture demand and the insert pliability degree gone for according to individual and changing.
Another embodiment relates to the foaming body insert using and be made up of the perforate expansion polyurethanes having single density to heel area 3 and sole and plantar arch region 4.
Penetrate in the hole 5 made in described PU layer 2 outer rim above PU layer 2 in bottom the bi-material layers that open-cell polyurethane foaming body can be cast to shoes, locking system for described polyurethane foam is formed to make described hole 5, described polyurethane foam occurs, because the result of described known response is spongy material when described polyurethane foam becomes perforate expansion polyurethanes (being commonly called foaming body rubber) via known chemical reaction after its casting; Or described polyurethane foam can be preshaped and insert according to special-purpose.
Described foaming body is thicker in heel area 3, and in sole and plantar arch region 4 are thinning gradually, to make the there is anatomicophysiological sensation of adaptation foot of walking on foaming body rubber mattress.Use described foaming body to promote the minimizing of pressure and stress in health, therefore improve venous circulation and guarantee the increase of pleasant physical sensation and individual comfortableness.
In addition, even if weather conditions become dry from humidity, described foaming body also keeps its pliability, and vice versa.
Described material also has absorption of vibrations and anallergic feature, and has good mechanical durability (memory effect).Its compact texture also prevents water permeation, thus makes its waterproof, but it can absorbing moisture and allow moisture to breathe out so that under keeping the part that is in contact with it to be in desirable body temperature.
According to present above of the present invention preferably but non-limiting example, directly do not contact with foaming body insert in order to ensure pin, on the top of described foaming body insert, exist along whole length perforation to allow the biodegradable persistence shoe-pad of air circulation inside shoes.Give the credit to the pressure occurred during walking, there is the effect of removing foot's perspire.
On the top of described biodegradable shoe-pad, be present in the anatomy latex footwear bed in vola and metatarsal area with key point, described key point directly affects body parts via the pressure from sole, therefore makes foot's physiology that supporter is suitable in both Static and dynamic positions.
As described above, illustrated in the accompanying drawings and the material of the insert be made up of perforate expansion polyurethanes required after a while invention and size can be any kinds according to demand.In addition, all details can be replaced by the details of other technical equivalences, and do not depart from the protectiveness scope of present patent application for this reason.
Claims (4)
1. bottom bi-material layers shoes, it comprises the first tread ply (1), and described first tread ply is made up of TPU or leather or other material; The second layer (2), the described second layer is made up of PU or leather or other material, is layered on the top of described ground floor (1); And PVC film (6), described PVC film is placed between described first tread ply (1) and the described second layer (2), it is characterized in that, the described second layer (2) has the insert be made up of perforate expansion polyurethanes within it, and the density ratio of described perforate expansion polyurethanes in heel area (3) is high in sole and plantar arch region (4).
2., bottom bi-material layers according to claim 1, it is characterized in that, the density of described perforate expansion polyurethanes in described sole and plantar arch region (4) between 50kg/m
3to 75kg/m
3in scope and in the rear with in region (3) between 95kg/m
3to 120kg/m
3in scope.
3. bottom bi-material layers shoes, it comprises the first tread ply (1), and described first tread ply is made up of TPU or leather or other material; The second layer (2), the described second layer is made up of PU or leather or other material, is layered on the top of described ground floor (1); And PVC film (6), described PVC film is placed between described first tread ply (1) and the described second layer (2), it is characterized in that, the described second layer (2) has the insert be made up of perforate expansion polyurethanes within it, and described perforate expansion polyurethanes has single density to described heel area (3) and described sole and plantar arch region (4).
4. bottom the bi-material layers according to claim 1 or 3, it is characterized in that, described 2nd PU layer (2) manufactures in its outer rim hole (5), and described hole forms the locking system being used for described perforate expansion polyurethanes.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITAN2013A000081 | 2013-05-02 | ||
| IT000081A ITAN20130081A1 (en) | 2013-05-02 | 2013-05-02 | BI-MATERIAL BACKGROUND FOR FOOTWEAR WITH RUBBER INSERT. |
| PCT/EP2014/001167 WO2014177281A1 (en) | 2013-05-02 | 2014-04-30 | Bi-material shoe bottom with foam insert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105324049A true CN105324049A (en) | 2016-02-10 |
Family
ID=48444476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480022900.4A Pending CN105324049A (en) | 2013-05-02 | 2014-04-30 | Bi-material shoe bottom with foam insert |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US20160081426A1 (en) |
| EP (1) | EP2991521A1 (en) |
| JP (1) | JP2016516542A (en) |
| CN (1) | CN105324049A (en) |
| CA (1) | CA2910910A1 (en) |
| HK (1) | HK1214100A1 (en) |
| IT (1) | ITAN20130081A1 (en) |
| RU (1) | RU2666318C2 (en) |
| WO (1) | WO2014177281A1 (en) |
| ZA (1) | ZA201508067B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110650646A (en) * | 2017-05-25 | 2020-01-03 | 耐克创新有限合伙公司 | Footwear having a sole with auxetic structures |
| CN111698924A (en) * | 2018-02-08 | 2020-09-22 | 耐克创新有限合伙公司 | Direct-soled article of footwear with membrane |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITUB20152176A1 (en) * | 2015-07-14 | 2017-01-14 | Maxisuola S R L | SOLE FOR FOOTWEAR |
| IT201700049184A1 (en) * | 2017-05-08 | 2018-11-08 | La Sportiva S P A | SOLE FOR FOOTWEAR AND PROCEDURE FOR THE PRODUCTION OF A FOOTWEAR SOLE. |
| US11547176B2 (en) | 2018-05-30 | 2023-01-10 | Nike, Inc. | Direct bottomed article of footwear with an insert |
| JP6671737B1 (en) * | 2019-08-06 | 2020-03-25 | 株式会社Ｉ．Ｒ．Ａ． | Footwear and manufacturing method thereof |
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| CN102525028A (en) * | 2006-05-26 | 2012-07-04 | 耐克国际有限公司 | Article of footwear with lightweight sole assembly |
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-
2013
- 2013-05-02 IT IT000081A patent/ITAN20130081A1/en unknown
-
2014
- 2014-04-30 CN CN201480022900.4A patent/CN105324049A/en active Pending
- 2014-04-30 CA CA2910910A patent/CA2910910A1/en not_active Abandoned
- 2014-04-30 WO PCT/EP2014/001167 patent/WO2014177281A1/en active Application Filing
- 2014-04-30 EP EP14723327.4A patent/EP2991521A1/en not_active Withdrawn
- 2014-04-30 RU RU2015151539A patent/RU2666318C2/en active
- 2014-04-30 JP JP2016510965A patent/JP2016516542A/en active Pending
- 2014-04-30 US US14/785,904 patent/US20160081426A1/en not_active Abandoned
-
2015
- 2015-10-30 ZA ZA2015/08067A patent/ZA201508067B/en unknown
-
2016
- 2016-02-25 HK HK16102191.5A patent/HK1214100A1/en unknown
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997003582A1 (en) * | 1995-07-14 | 1997-02-06 | Diadora S.P.A. | Composite mid-sole |
| CN1211901A (en) * | 1996-11-27 | 1999-03-24 | 菲拉体育用品股份有限公司 | Footwear having deformable insole suitable for adapting itself to wearer's foot-sole shape |
| CN1307454A (en) * | 1998-06-25 | 2001-08-08 | 诺丁顿控股有限公司 | Vapor-permeable waterproof sole for shoes |
| US20060218819A1 (en) * | 2005-03-30 | 2006-10-05 | Chi-Kung Wu | Double-density elastic insert element for an outsole |
| US20070126146A1 (en) * | 2005-12-05 | 2007-06-07 | Kuo-Nan Yang | Method for manufacturing composite shoe insole |
| CN102525028A (en) * | 2006-05-26 | 2012-07-04 | 耐克国际有限公司 | Article of footwear with lightweight sole assembly |
| CN101543326A (en) * | 2009-05-08 | 2009-09-30 | 厦门大学 | A sole with non-return valve and membrane of hydrohobic and ventilated |
| US20120056345A1 (en) * | 2009-05-14 | 2012-03-08 | Lee Dong-Gun | Polyurethane-coated spandex fabric-fused midsole and apparatus and method for manufacturing the same |
| WO2012028207A1 (en) * | 2010-09-03 | 2012-03-08 | W. L. Gore & Associates Gmbh | Shoe, sole assembly for a shoe, method for manufacturing a sole assembly and method for manufacturing a shoe |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110650646A (en) * | 2017-05-25 | 2020-01-03 | 耐克创新有限合伙公司 | Footwear having a sole with auxetic structures |
| US11006696B2 (en) | 2017-05-25 | 2021-05-18 | Nike, Inc. | Footwear with soles having auxetic structures |
| CN110650646B (en) * | 2017-05-25 | 2021-09-28 | 耐克创新有限合伙公司 | Footwear having a sole with auxetic structures |
| CN111698924A (en) * | 2018-02-08 | 2020-09-22 | 耐克创新有限合伙公司 | Direct-soled article of footwear with membrane |
| CN111698924B (en) * | 2018-02-08 | 2022-04-08 | 耐克创新有限合伙公司 | Direct-soled article of footwear with membrane |
Also Published As
| Publication number | Publication date |
|---|---|
| ITAN20130081A1 (en) | 2013-08-01 |
| US20160081426A1 (en) | 2016-03-24 |
| JP2016516542A (en) | 2016-06-09 |
| WO2014177281A1 (en) | 2014-11-06 |
| WO2014177281A8 (en) | 2015-11-26 |
| RU2015151539A (en) | 2017-06-07 |
| RU2015151539A3 (en) | 2018-03-02 |
| RU2666318C2 (en) | 2018-09-06 |
| CA2910910A1 (en) | 2014-11-06 |
| ZA201508067B (en) | 2017-02-22 |
| EP2991521A1 (en) | 2016-03-09 |
| HK1214100A1 (en) | 2016-07-22 |
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