CN101163421A - Insert for article of footwear and method for producing the insert - Google Patents
Insert for article of footwear and method for producing the insert Download PDFInfo
- Publication number
- CN101163421A CN101163421A CNA2005800494710A CN200580049471A CN101163421A CN 101163421 A CN101163421 A CN 101163421A CN A2005800494710 A CNA2005800494710 A CN A2005800494710A CN 200580049471 A CN200580049471 A CN 200580049471A CN 101163421 A CN101163421 A CN 101163421A
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- China
- Prior art keywords
- outer cover
- flexible outer
- compressible core
- insert
- compression ratio
- Prior art date
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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 70
- 239000000463 material Substances 0.000 claims abstract description 62
- 238000000034 method Methods 0.000 claims abstract description 25
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 50
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 50
- 230000006835 compression Effects 0.000 claims description 40
- 238000007906 compression Methods 0.000 claims description 40
- 239000000203 mixture Substances 0.000 claims description 24
- 229920000728 polyester Polymers 0.000 claims description 16
- 239000011230 binding agent Substances 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 12
- 229920003023 plastic Polymers 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 12
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 11
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 10
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 8
- 239000005977 Ethylene Substances 0.000 claims description 8
- ACOGMWBDRJJKNB-UHFFFAOYSA-N acetic acid;ethene Chemical group C=C.CC(O)=O ACOGMWBDRJJKNB-UHFFFAOYSA-N 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- FACXGONDLDSNOE-UHFFFAOYSA-N buta-1,3-diene;styrene Chemical compound C=CC=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FACXGONDLDSNOE-UHFFFAOYSA-N 0.000 claims description 8
- 229920001038 ethylene copolymer Polymers 0.000 claims description 8
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 8
- 239000004800 polyvinyl chloride Substances 0.000 claims description 8
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 claims description 8
- 229920001169 thermoplastic Polymers 0.000 claims description 8
- 239000004416 thermosoftening plastic Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- 229920003049 isoprene rubber Polymers 0.000 claims description 4
- 229920000570 polyether Polymers 0.000 claims description 4
- 229920000098 polyolefin Polymers 0.000 claims description 4
- 229920001187 thermosetting polymer Polymers 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 3
- 210000003813 thumb Anatomy 0.000 abstract description 6
- 230000002452 interceptive effect Effects 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 239000011162 core material Substances 0.000 description 72
- 210000002683 foot Anatomy 0.000 description 13
- 238000013016 damping Methods 0.000 description 8
- 239000002131 composite material Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 241000238367 Mya arenaria Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000004619 high density foam Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/24—Ornamental buckles; Other ornaments for shoes without fastening function
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B1/00—Footwear characterised by the material
- A43B1/0072—Footwear characterised by the material made at least partially of transparent or translucent materials
-
- 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
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B3/00—Footwear characterised by the shape or the use
- A43B3/0036—Footwear characterised by the shape or the use characterised by a special shape or design
- A43B3/0078—Footwear characterised by the shape or the use characterised by a special shape or design provided with logos, letters, signatures or the like decoration
-
- 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
- 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
- A43B7/1475—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 type of support
- A43B7/148—Recesses or holes filled with supports or pads
Landscapes
- 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)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
本发明提出一种用于鞋类制品的插入物，其具有良好的耐用性和柔韧性，并且当沿着鞋的侧面暴露时，其可满足拇指的柔韧性测试。该插入物包括至少由柔性外罩部分包围的可压缩芯。该柔性外罩具有窗状开口，窗状开口的尺寸足够将可压缩芯插入到柔性外罩中，但还留有足够的材料以保持该可压缩芯。柔性外罩的周边部分与可压缩芯的周向表面的至少一部分间隔开，同时不影响脚部向可压缩芯施加压力。同时提供了一种用于制造该插入物的方法。
The present invention proposes an insert for an article of footwear which has good durability and flexibility and which, when exposed along the side of the shoe, satisfies the flexibility test of the thumb. The insert includes a compressible core at least partially surrounded by a flexible outer cover. The flexible housing has a window with a size sufficient to insert the compressible core into the flexible housing, but leaving enough material to retain the compressible core. A peripheral portion of the flexible cover is spaced from at least a portion of the peripheral surface of the compressible core while not interfering with the foot applying pressure to the compressible core. Also provided is a method for manufacturing the insert.
Description
Background technology
Tangible impulsive force is born by people's foot during normal activity is for example stood and walked.This impulsive force is strong especially during sports are for example run and jumped.Uncomfortable, the pain that provides that the footwear of suitable damping and support can prevent that foot from producing that impulsive force thus brings, fatigue and grieved.
Damper element that many foots as the wearer that use provide buffering or insert have been developed in recent years to absorb impulsive force in footwear product.A lot of such damper element or insert to small parts are made by compressible material.Because its favourable characteristic, for example lighter weight and isotropic damping performance, foamed material for example ethylene-vinyl acetate copolymer (EVA) and polyurethane (PU) have been widely used in the footwear product industry in order to the formation sole portion.
The US Patent No s5092060 and 5369896 that authorizes people such as Frachey discloses a kind of sport footwear with insert, this insert comprises many barrel-shaped elements that can produce strain under pressure, and these elements are sealing in the airtight outer cover of plastic material.Insert is configured on the base that is arranged in a wedge, and the peripheral wall surface by base partly limits, and this wedge is positioned at and the corresponding a certain position of heel.Yet many barrel-shaped elements may cause other pressure spot to be positioned on each element, thereby produce uneven pressure distribution.And if the consumer uses the side of thumb press footwear to check the pliability or the elasticity of sole, this often takes place when selecting a pair of shoes to buy, and this footwear can not make test people's satisfaction in addition of thumb, because the periphery of footwear can not allow the people feel softness or flexible.
The United States Patent(USP) Nos. 4874640 and 5235715 of authorizing Donzis discloses a kind of composite that is used to absorb and disperse impulsive force.This composite comprises the flexible plastic enclosure that forms internal cavities.This soft shell is normally air-locked, and has variable internal pressure.This composite also comprises fills this cavity and remains on foamed core material in the cavity, foamed core material almost all outer surfaces be bonded on the inner surface of cavity.Can exert pressure to absorb stronger impact to this cavity.The method of producing this composite comprises that being applied to this core by the solution/suspension with the prepolymer of controlled solids content forms encapsulation piece, and also can comprise the step of preheating core before carrying out coating for it.Withstand the high the blowing pressure in this air bag, foamed core material must be high-intensity, needs to use more highdensity foam.The density of foam is high more, and the gas gap in the air bag is just more little.Thus, the minimizing of the gas flow in the air bag has reduced the damping performance that gas provides.And, rely on the air bag of higher internal pressure damping easily to be punctured and to leak.
The United States Patent(USP) Nos. 5343639 and 5353523 of authorizing people such as Ki1gore discloses the midsole (or end) that is used for footwear, and it comprises one or more Thysanophyllums that are arranged between the levels.Thysanophyllum can comprise formation groove on the outer surface.One or more elastic rings are configured in around the Thysanophyllum, and can optionally take away in groove, with permission the rigidity of Thysanophyllum are regulated.In another embodiment, inflatable air bag is arranged in the hollow region.The structure of this midsole and manufacturing are quite complicated.
As mentioned above, these all structures are not entirely satisfactory.And, compressible material in the sole tends to damage after after a while such as plastics, especially notably be often to be worn and too much when being heated and making moist when sole, can cause fading and becoming the profile of pasty state of sole, this not only makes us being difficult to receiving on attractive in appearance, and may influence their shock absorbing performance.Therefore, exist the demand to the damping insert that is used for footwear product, this insert has good durability and pliability, keeps the advantageous feature of compressible material simultaneously and eliminates the shortcoming of said structure.
Summary of the invention
The purpose of this invention is to provide a kind of insert that is used for footwear product, its suitably damping and support the zone of foot, and be durable and be easy to make.
Another object of the present invention provides a kind of insert that is used for footwear product, and when being attached to it in footwear product, it is gratifying aesthetically, and can satisfy the pliability test of thumb.
According to an aspect of the present invention, provide a kind of insert that is used for footwear product, this insert comprises: compressible core, and its authorized pressure is applied on it by foot, and this compressible core has end face, bottom surface and peripheral surface; And the flexible outer cover (or flexible jacket) that is used to surround at least a portion of compressible core, this flexibility outer cover has top portion, the bottom is divided and peripheral part.This flexibility outer cover has fenestra, and the size of fenestra enough is inserted into compressible core in the flexible outer cover, but also leaves enough materials (or part) to keep this compressible core.At least a portion of the peripheral part of flexible outer cover and the peripheral surface of compressible core is spaced apart, does not influence foot simultaneously and exerts pressure to compressible core.
According to another aspect of the invention, provide a kind of insert that is used for footwear product, it comprises: compressible core, and this compressible core has end face, bottom surface and peripheral surface; And the flexible outer cover that is used to surround at least a portion of compressible core, this flexibility outer cover has top portion, the bottom is divided and peripheral part.Flexible outer cover has fenestra, and the size of fenestra enough is inserted into compressible core in the flexible outer cover, but also leaves enough materials (or part) to keep this compressible core.At least a portion of the peripheral part of flexible outer cover and the peripheral surface of compressible core is spaced apart, does not influence foot simultaneously and exerts pressure to compressible core; Wherein this insert has first compression ratio on its end face or bottom surface, and on its peripheral surface, has second compression ratio, preferred second compression ratio is than the first compression ratio height about at least 10%, for example about 10-40%, more preferably at least 20%, for example about 20-50%, most preferably at least about 30%, for example about 30-60%.
According to a further aspect in the invention, insert also comprises the lid that covers the fenestra of flexible outer cover to small part.
According to another aspect of the invention, provide a kind of footwear product, it comprises sole, and this sole has formed to hold the part of this insert; With embed according to the present invention formed with the insert in the part of holding insert.
According to a further aspect in the invention, provide the method that a kind of manufacturing is used for the insert of footwear product, comprise; Compressible core is provided, and this compressible core has end face, bottom surface and peripheral surface; Be formed for surrounding the flexible outer cover of at least a portion of compressible core, this flexibility outer cover has top portion, the bottom is divided and peripheral part, flexible outer cover has fenestra, the size of fenestra enough is inserted into compressible core in the flexible outer cover, but also leaves enough materials to keep compressible core; Binding agent is applied to the presumptive area of the inner surface of flexible outer cover; And compressible core is formed with the inner surface of flexible outer cover to be contacted.
According to another aspect of the invention, this method also comprises provides (or a slice) flexible material; From this piece flexible material, cut out a lid; And lid is sealed to the flexible outer cover that bonded together and compressible core so that cover the fenestra of flexible outer cover at least in part.
According to another aspect of the invention, provide a kind of manufacturing to be used for the method for the insert of footwear product, it comprises; Compressible core is provided, and this compressible core has end face, bottom surface and peripheral surface; Be formed for surrounding the flexible outer cover of at least a portion of compressible core, this flexibility outer cover has top portion, the bottom is divided and peripheral part, flexible outer cover has fenestra, the size of fenestra enough is inserted into compressible core in the flexible outer cover, but also leaves enough materials to keep compressible core; Flexible outer cover is turned over from the inside to the outside up hill and dale so that the inner surface of flexible outer cover exposes; Binding agent is applied to the presumptive area of the inner surface of flexible outer cover; Flexible outer cover is turned back; Compressible core is formed with the inner surface of flexible outer cover to be contacted.
Description of drawings
Fig. 1 is the plan view from above that combines according to the sole of exemplary insert of the present invention (or insert);
Fig. 2 is the longitudinal section that the line A-A ' along Fig. 1 gets;
Fig. 3 is the sectional elevation that the line B-B ' along Fig. 1 gets;
Fig. 4 is according to the present invention, is used for the vertical view of the first and second exemplary inserts of footwear product;
Fig. 5 is the longitudinal section that the line C-C ' along Fig. 4 gets;
Fig. 6 is the sectional elevation that the line D-D ' along Fig. 4 gets;
Fig. 7 is the sectional elevation of another exemplary embodiment that has the insert of lid according to the present invention;
Fig. 8 is the sectional elevation of another exemplary embodiment that has the insert of lid according to the present invention;
Fig. 9 is the plan view from above of first and second compressible core in first and second inserts that are contained among Fig. 4 to be gone out;
Figure 10 is the side view of compressible core;
Figure 11 is the transverse side view that combines the exemplary footwear product of the insert that Fig. 4 gone out in Fig. 6;
Figure 12 is the vertical view that is used for the flexible outer cover of second insert; With
Figure 13 is the longitudinal section that the line E-E ' along Figure 12 gets.
The specific embodiment
In conjunction with the accompanying drawings, the present invention may be better understood according to following detailed description of preferred embodiments.Those skilled in the art be it is apparent that the of the present invention described embodiment of Ti Chuing only is exemplary and schematically is not determinate herein.Except clearly stipulating, disclosed all features can replace by the optional feature that is used for suitable same or similar purpose in the specification.Therefore, can expectedly be that the embodiment of many other modifications is still in the scope of the present invention and equivalent thereof.
Fig. 1-3 shows an exemplary sole, and it has adopted the preferred embodiment of a pair of insert of the present invention in the s heel portion 3 of sole 4.This sole comprises the end 36, midsole (or middle end) 37 and footwear outer bottom 38 in the footwear.This comprises first insert 1 and second insert 2 to insert.First insert 1 is trapezoidal, and second insert 2 is kidney-like shape.In order to be easy to dispose and adapt to the sole of different size, two combinations of insert in sole of special shape as shown in Figure 1 are preferred.Yet, can be configured in rightly in the arbitrary portion of sole, think that the foot specific region provides the desirable damping and an independent bigger insert or the plural insert of support also can expect.Insert can comprise that different shape is to be suitable for curve (or sweep) bending with foot best.
With reference to Fig. 4-6, each insert 1,2 has a compressible core 5,6, and its authorized pressure is applied on it by foot, and this compressible core has end face 7,8, bottom surface 9,10 and peripheral surface 11,12; With a flexible outer cover 13,14 that is used to surround at least a portion of compressible core 5,6, this flexibility outer cover 13,14 has top portion 15,16, and the bottom divides 17,18 and peripheral part 19,20.This flexibility outer cover 13,14 has fenestra 21,22 in the part of top portion 15,16.Although fenestra is formed on the top portion of flexible outer cover in the preferred embodiment, can expectedly be that this fenestra can be formed on the arbitrary portion of flexible outer cover, for example, on the bottom of this flexibility outer cover branch or peripheral part.The size of fenestra 21,22 enough makes compressible core 5,6 be inserted in the flexible outer cover 13,14, but also leaves enough parts (or material) to keep compressible core 5,6.As long as this compressible core or a plurality of core can be inserted in the flexible outer cover by fenestra, fenestra can little opening as a slit or similar slit-shaped so.At least a portion of the peripheral part 19,20 of flexible outer cover 13,14 and the peripheral surface 11,12 of compressible core 5,6 is spaced apart, does not influence foot simultaneously and exerts pressure to compressible core 5,6.
At least a portion of the peripheral part 19,20 of flexible outer cover 13,14 and the peripheral surface 11,12 of compressible core 5,6 about 1 arrives 8mm at interval, preferably 1 arrive 5mm, more preferably 1 arrive 3mm, between compressible core 5,6 and flexible outer cover 13,14, form the annular gas gap.The peripheral part 19,20 of flexible outer cover 13,14 can be spaced apart unevenly along periphery with the peripheral surface 11,12 of compressible core 5,6, and can contact with compressible core in some position.
The material that is used for compressible core is preferably the elastic shock attenuation material of foamed material or any appropriate.It can be selected from the following illustrative material, but do not forget that other suitable material also can be expected arbitrarily: ethylene-vinyl acetate (EVA) copolymer, thermosetting polyethers and PAUR, comprise isoprene rubber, polyolefin, natural and elastomeric ethylene-vinyl acetate copolymer mixture, with and composition thereof or compound.The EVA copolymer is the preferred material of compressible core.Compressible core also can be the combination that surpasses a kind of material, for example, and with the form of lamination (or laminate).
The material of flexible outer cover can be plastic material or any durable and flexible material.Preferably, the material that is used for flexible outer cover is transparent or translucent, makes can to see decorative pattern on the compressible core of desirable visual effect by this flexibility outer cover.It can be selected from the following illustrative material, but do not forget that other suitable material also can be expected arbitrarily: thermoplastic polyurethane (TPU), polyester-TPU, polyethers-TPU, polyester polyethers-TPU, polyvinyl chloride, polyester, thermoplastic ethylene's acetate ethylene copolymer, styrene butadiene styrene, comprise natural and elastomeric TPU mixture, with and composition thereof or compound.TPU is the preferred material of flexible outer cover.
Fig. 7 shows another exemplary embodiment of the present invention.Each insert 21,22 has compressible core 25,26 and is used to surround the flexible outer cover 23,24 of at least a portion of this compressible core 25,26, and flexible outer cover has fenestra 27,28.Each insert 21,22 also comprises the lid 29,30 that covers fenestra 27,28.In Fig. 7, for better diagram, lid 29,30 and insert the 21, the 22nd separate.Lid at least in part, preferably covers fenestra fully.
Fig. 8 shows another exemplary embodiment of the present invention.Each insert 121,122 has compressible core 125,126 and is used to surround the flexible outer cover 123,124 of at least a portion of this compressible core 125,126, and flexible outer cover has fenestra.Each insert 121,122 also comprises and covers 129,130.Preferably, cover the size of being a bit larger tham fenestra.It can be along the periphery sealing of fenestra.
Can expectedly be that lid needs not be one by flexible material, for example plastic material props up the independent part of making.A part that covers the end in sole above the insert such as midsole or the footwear also can be seen lid as.
The material of lid is preferably identical with flexible outer cover, for example plastic material or any durable flexible material.It can be selected from the following illustrative material, but do not forget that other suitable material also can be expected arbitrarily: thermoplastic polyurethane (TPU), polyester-TPU, polyethers-TPU, polyester polyethers-TPU, polyvinyl chloride, polyester, thermoplastic ethylene's acetate ethylene copolymer, styrene butadiene styrene, comprise natural and elastomeric TPU mixture, with and composition thereof or compound.TPU is the preferred material of lid.
With reference to Fig. 9, be included in Fig. 4 and on their peripheral surface, comprise many ribs 31,32 to first and second compressible core 5,6 in first and second inserts 1,2 shown in Fig. 6.As shown in figure 10, except these ribs (or bar shaped decorative pattern), compressible core also can comprise additional decorative pattern 33 on its peripheral surface.For decorative effect, compressible core can comprise decorative pattern arbitrarily, circle/oval in shape/pattern for example, and it is arranged on the surface of any suitable, preferably on peripheral surface, most preferably on its outer edges.Decorative pattern, for example Yin Shua pattern or shape can be presented on the suitable location of flexible outer cover.For visual effect also can be strengthened with color each shape/pattern.Compressible core is preferably one single, for example isotropic foamed material.It can have one or more holes, rib or other shape/pattern on its end face and bottom surface, or does not have whatever, so that be adapted to the effect of user's foot best and make the minimize weight of suitable location.
Figure 11 shows and be combined with the footwear 34 to the insert as shown in Fig. 6 as Fig. 4 in the s heel portion 35 of sole.Lateral surface insert 2 at footwear 34 exposes.Medial surface insert 1 at footwear exposes, and it is not shown in figures.Owing between flexible outer cover and compressible core, have gas gap, when pushing the insert that is incorporated into from the side of footwear by thumb, can feel that it is soft and has toughness with the elasticity of test sole.This insert has first compression ratio on its end face or bottom surface, and has second compression ratio on its peripheral surface.Preferred second compression ratio is more about at least 10% than the first compression ratio height, about 10-40% for example, and more preferably at least 20%, about 20-50% for example, most preferably at least about 30%, about 30-60% for example.
In addition, ornamental bar shaped decorative pattern on the compressible core 32 and additional decorative pattern 33 are visible by transparent flexible outer cover.Therefore,, and owing to desirable visual effect and gratifying thumb toughness test effect are provided thereby also are attractive not only for foot provides suitable damping and support in conjunction with the footwear of insert of the present invention the consumer.
Preferably, the part of insert is that periphery from footwear exposes at least, so that for example touch along the medial surface and the lateral surface of footwear.Be that insert can expose at the arbitrary surfaces place of footwear with it is also contemplated that, comprise bottom surface and back edge.
With reference to Figure 12 and Figure 13, can be prepared by at first forming flexible outer cover 14 according to insert of the present invention.Flexible outer cover has top portion 16, and the bottom divides 20 and peripheral part 18.In the part of top portion 16, flexible outer cover has a fenestra 22.Although fenestra is formed on the top portion of flexible outer cover in a preferred embodiment, can expectedly be that fenestra can be formed on any part of flexible outer cover, for example, on the bottom of flexible outer cover branch or peripheral part.The size of fenestra enough is inserted into compressible core in the flexible outer cover, but also leaves enough parts to keep compressible core.Flexible outer cover with fenestra is preferred directly by molded formation, for example by annotating system and blowing.Yet, can expectedly be the flexible outer cover that flexible outer cover also can be by an at first molded sealing or have the flexible outer cover of littler fenestra that the suitable location on outer cover is cut this flexibility outer cover and formed with the fenestra that forms desirable size then.
Then binding agent is applied to the presumptive area of the inner surface of formed flexible outer cover.Flexible outer cover can be turned over from the inside to the outside up hill and dale so that the inner surface of flexible outer cover exposes, in order to applying binding agent easily, and then turn back.This presumptive area is a regional like this part at least, and promptly this zone will contact with compressible core in final insert product.In preferred embodiment shown in Figure 13, apply this binding agent along the periphery of fenestra 40 and/or with at least a portion in the corresponding zone, bottom surface of compressible core 39.
Then, compressible core is inserted or is pushed in this flexibility outer cover by fenestra, contact so that it forms with the inner surface of flexible outer cover, thereby make compressible core and flexible outer cover bond together by binding agent.Although preferably before the inner surface formation that makes compressible core and flexible outer cover contacts, flexible outer cover is turned back, after the inner surface formation that makes compressible core and flexible outer cover contacts, flexible outer cover is turned back also and can expect.
For another preferred embodiment of preparation insert, this insert has the lid that is used for fenestra, and lid can cut from a plastic material and form.Then lid is sealed on the flexible outer cover that bonded together and the compressible core so that cover the fenestra of flexible outer cover at least in part.
Although different embodiments of the invention and exclusive feature are illustrated and illustrate, it would be obvious to those skilled in the art that under situation without departing from the spirit and scope of the present invention and can carry out various other distortion and modification the present invention.The various combinations that are embodiment described in the specification of front and feature for a person skilled in the art equally apparently also are possible, and can produce effect preferably.Thereby, can expectedly be that these distortion and modification all belong to the defined scope of the present invention of appended claims.
Claims (63)
1. insert that is used for footwear product, it comprises:
Compressible core, its authorized pressure is applied on it by foot, and described compressible core has end face, bottom surface and peripheral surface; With
Flexible outer cover, be used to surround at least a portion of compressible core, described flexible outer cover has top portion, the bottom is divided and peripheral part, described flexible outer cover has fenestra, the size of described fenestra enough is inserted into compressible core in the flexible outer cover, but also leave enough materials to comprise described compressible core, at least a portion of the described peripheral part of described flexible outer cover and the described peripheral surface of described compressible core is spaced apart, does not influence described foot simultaneously and exerts pressure to described compressible core.
2. insert according to claim 1 is characterized in that described compressible core comprises foamed material.
3. insert according to claim 1, it is characterized in that, described compressible core comprise at least following material with and composition thereof with one of them of compound: ethylene-vinyl acetate copolymer, thermosetting polyethers and PAUR comprise isoprene rubber, polyolefin, natural and elastomeric ethylene-vinyl acetate copolymer mixture.
4. insert according to claim 1 is characterized in that, described flexible outer cover comprises plastic material.
5. insert according to claim 1, it is characterized in that, described flexible outer cover comprise at least following material with and composition thereof with one of them of compound: thermoplastic polyurethane (TPU), polyester-TPU, polyethers-TPU, polyester polyethers-TPU, polyvinyl chloride, polyester, thermoplastic ethylene's acetate ethylene copolymer, styrene butadiene styrene comprises natural and elastomeric TPU mixture.
6. insert according to claim 1 is characterized in that, at least a portion of the described peripheral part of described flexible outer cover and the described peripheral surface of described compressible core about 1 arrives 8mm at interval.
7. insert according to claim 1 is characterized in that, at least a portion of the described peripheral part of described flexible outer cover and the described peripheral surface of described compressible core about 1 arrives 5mm at interval.
8. insert according to claim 1 is characterized in that, at least a portion of the described peripheral part of described flexible outer cover and the described peripheral surface of described compressible core about 1 arrives 3mm at interval.
9. insert according to claim 1 is characterized in that, for decorative effect, described compressible core comprises at least one rib or other decorative pattern that is formed on the described peripheral surface.
10. insert according to claim 1 is characterized in that, described compressible core and described flexible outer cover are to bond together along the periphery of described fenestra and/or at least a portion place of the described bottom surface of described compressible core by binding agent.
11. insert according to claim 10 is characterized in that, forms the annular gas gap between described compressible core and described flexible outer cover.
12. insert according to claim 1 is characterized in that, it also comprises the lid that covers described fenestra to small part.
13. insert according to claim 12 is characterized in that, described lid comprises plastic material.
14. insert according to claim 12, it is characterized in that, described lid comprise at least following material with and composition thereof with one of them of compound, thermoplastic polyurethane (TPU), polyester-TPU, polyethers-TPU, polyester polyethers-TPU, polyvinyl chloride, polyester, thermoplastic ethylene's acetate ethylene copolymer, styrene butadiene styrene comprises natural and elastomeric TPU mixture.
15. insert according to claim 1 is characterized in that, described fenestra is arranged in the described top portion of described flexible outer cover.
16. insert according to claim 1 is characterized in that, insert has first compression ratio on its end face or bottom surface, and has second compression ratio on its peripheral surface, and second compression ratio is than the first compression ratio height about at least 10%.
17. insert according to claim 1 is characterized in that, insert has first compression ratio on its end face or bottom surface, and has second compression ratio on its peripheral surface, and second compression ratio is than the first compression ratio height about at least 20%.
18. insert according to claim 1 is characterized in that, insert has first compression ratio on its end face or bottom surface, and has second compression ratio on its peripheral surface, and second compression ratio is than the first compression ratio height about at least 30%.
19. insert according to claim 1 is characterized in that, insert has first compression ratio on its end face or bottom surface, and has second compression ratio on its peripheral surface, and second compression ratio is than the about at least 10%-40% of the first compression ratio height.
20. a footwear product, it comprises:
Sole, described sole have formed to hold the part of insert; With
Insert, it is installed in formed with in the described part of holding insert, and described insert comprises:
Compressible core, its authorized pressure is applied on it by foot, and described compressible core has end face, bottom surface and peripheral surface; With
Flexible outer cover, be used to surround at least a portion of compressible core, described flexible outer cover has top portion, the bottom is divided and peripheral part, described flexible outer cover has fenestra, the size of described fenestra enough is inserted into compressible core in the flexible outer cover, but also leave enough materials to keep described compressible core, at least a portion of the described peripheral part of described flexible outer cover and the described peripheral surface of described compressible core is spaced apart, does not influence described foot simultaneously and exerts pressure to described compressible core.
21. footwear product according to claim 20 is characterized in that, described compressible core comprises foamed material.
22. footwear product according to claim 20, it is characterized in that, described compressible core comprise at least following material with and composition thereof with one of them of compound: ethylene-vinyl acetate copolymer, thermosetting polyethers and PAUR comprise isoprene rubber, polyolefin, natural and elastomeric ethylene-vinyl acetate copolymer mixture.
23. footwear product according to claim 20 is characterized in that, described flexible outer cover comprises plastic material.
24. footwear product according to claim 20, it is characterized in that, described flexible outer cover comprise at least following material with and composition thereof with one of them of compound: thermoplastic polyurethane (TPU), polyester-TPU, polyethers-TPU, polyester polyethers-TPU, polyvinyl chloride, polyester, thermoplastic ethylene's acetate ethylene copolymer, styrene butadiene styrene comprises natural and elastomeric TPU mixture.
25. footwear product according to claim 20 is characterized in that, at least a portion of the described peripheral part of described flexible outer cover and the described peripheral surface of described compressible core about 1 arrives 8mm at interval.
26. footwear product according to claim 20 is characterized in that, at least a portion of the described peripheral part of described flexible outer cover and the described peripheral surface of described compressible core about 1 arrives 5mm at interval.
27. footwear product according to claim 20 is characterized in that, at least a portion of the described peripheral part of described flexible outer cover and the described peripheral surface of described compressible core about 1 arrives 3mm at interval.
28. footwear product according to claim 20 is characterized in that, for decorative effect, described compressible core is included at least one rib or other decorative pattern that forms on the described peripheral surface.
29. footwear product according to claim 20 is characterized in that, described compressible core and described flexible outer cover are to bond together along the periphery of described fenestra and/or at least a portion place of the described bottom surface of described compressible core by binding agent.
30. footwear product according to claim 29 is characterized in that, forms the annular gas gap between described compressible core and described flexible outer cover.
31. footwear product according to claim 20 is characterized in that, it also comprises the lid that covers described fenestra to small part.
32. footwear product according to claim 31 is characterized in that, described lid comprises plastic material.
33. footwear product according to claim 31, it is characterized in that, described lid comprise at least following material with and composition thereof with one of them of compound: thermoplastic polyurethane (TPU), polyester-TPU, polyethers-TPU, polyester polyethers-TPU, polyvinyl chloride, polyester, thermoplastic ethylene's acetate ethylene copolymer, styrene butadiene styrene comprises natural and elastomeric TPU mixture.
34. footwear product according to claim 20 is characterized in that, described fenestra is positioned at the described top portion of described flexible outer cover.
35. footwear product according to claim 20 is characterized in that, the part of described at least insert is exposed from described footwear product.
36. footwear product according to claim 35 is characterized in that, described insert exposes on its periphery.
37. footwear product according to claim 20 is characterized in that, it comprises the insert in a pair of s heel portion that is arranged on described sole.
38., it is characterized in that an insert is trapezoidal according to the described footwear product of claim 37, and another insert is a kidney-like shape.
39. footwear product according to claim 20 is characterized in that, insert has first compression ratio on its end face or bottom surface, and has second compression ratio on its peripheral surface, and second compression ratio is than the first compression ratio height about at least 10%.
40. footwear product according to claim 20 is characterized in that, insert has first compression ratio on its end face or bottom surface, and has second compression ratio on its peripheral surface, and second compression ratio is than the first compression ratio height about at least 20%.
41. footwear product according to claim 20 is characterized in that, insert has first compression ratio on its end face or bottom surface, and has second compression ratio on its peripheral surface, and second compression ratio is than the first compression ratio height about at least 30%.
42. footwear product according to claim 20 is characterized in that, insert has first compression ratio on its end face or bottom surface, and has second compression ratio on its peripheral surface, and second compression ratio is than the about at least 10%-40% of the first compression ratio height.
43. a method of making the insert that is used for footwear product of claim 1, it comprises:
Compressible core is provided, and described compressible core has end face, bottom surface and peripheral surface;
Be formed for surrounding the flexible outer cover of at least a portion of described compressible core, described flexible outer cover has top portion, the bottom is divided and peripheral part, described flexible outer cover has fenestra, the size of described fenestra enough is inserted into described compressible core in the described flexible outer cover, but also leaves enough materials to keep described compressible core;
Binding agent is applied to the presumptive area of the inner surface of described flexible outer cover; And
Described compressible core is formed with the described inner surface of described flexible outer cover to be contacted.
44., it is characterized in that it also comprises by described binding agent bond described compressible core and described flexible outer cover according to the described method of claim 43.
45., it is characterized in that described flexible outer cover is by molded formation according to the described method of claim 43.
46. according to the described method of claim 45, it is characterized in that, described molded be to annotate system and blowing.
47., it is characterized in that it also comprises according to the described method of claim 43:
Before the presumptive area of the described inner surface that binding agent is applied to described flexible outer cover, described flexible outer cover is turned over from the inside to the outside up hill and dale so that the inner surface of described flexible outer cover exposes; And
Described flexible outer cover is turned back.
48. according to the described method of claim 47, it is characterized in that, before the described inner surface formation that makes described compressible core and described flexible outer cover contacts, described flexible outer cover turned back.
49. according to the described method of claim 47, it is characterized in that, after the described inner surface formation that makes described compressible core and described flexible outer cover contacts, described flexible outer cover turned back.
50., it is characterized in that described compressible core comprises foamed material according to the described method of claim 43.
51. according to the described method of claim 43, it is characterized in that, described compressible core comprise at least following material with and composition thereof with one of them of compound: ethylene-vinyl acetate copolymer, thermosetting polyethers and PAUR comprise isoprene rubber, polyolefin, natural and elastomeric ethylene-vinyl acetate copolymer mixture.
52., it is characterized in that described flexible outer cover comprises plastic material according to the described method of claim 43.
53. according to the described method of claim 43, it is characterized in that, described flexible outer cover comprise at least following material with and composition thereof with one of them of compound: thermoplastic polyurethane (TPU), polyester-TPU, polyethers-TPU, polyester polyethers-TPU, polyvinyl chloride, polyester, thermoplastic ethylene's acetate ethylene copolymer, styrene butadiene styrene comprises natural and elastomeric TPU mixture.
54., it is characterized in that at least a portion of the described peripheral surface of the described peripheral part of described flexible outer cover and described compressible core about 1 arrives 8mm at interval when inserting according to the described method of claim 43.
55., it is characterized in that at least a portion of the described peripheral surface of the described peripheral part of described flexible outer cover and described compressible core about 1 arrives 5mm at interval when inserting according to the described method of claim 43.
56., it is characterized in that at least a portion of the described peripheral part of described flexible outer cover and the described peripheral surface of described compressible core about 1 arrives 3mm at interval according to the described method of claim 43.
57., it is characterized in that it also comprises according to the described method of claim 43:
After described compressible core forms, on described peripheral surface, form at least one rib or other decorative pattern.
58. according to the described method of claim 43, it is characterized in that, apply described binding agent along the periphery of described fenestra and/or with at least a portion place in the corresponding zone, described bottom surface of described compressible core.
59. according to the described method of claim 43, it is characterized in that, between described compressible core and described flexible outer cover, form the annular gas gap.
60., it is characterized in that described fenestra is positioned at the described top portion of described flexible outer cover according to the described method of claim 43.
61., it is characterized in that it also comprises according to the described method of claim 43:
A flexible material is provided;
Cut out lid from described flexible material piece;
Described lid is sealed to flexible outer cover and the compressible core that has bonded together, to cover the described fenestra of described flexible outer cover at least in part.
62., it is characterized in that described flexible material piece is a plastic material according to the described method of claim 61.
63. according to the described method of claim 61, it is characterized in that, described flexible material comprise at least following material with and composition thereof with one of them of compound: thermoplastic polyurethane (TPU), polyester-TPU, polyethers-TPU, polyester polyethers-TPU, polyvinyl chloride, polyester, thermoplastic ethylene's acetate ethylene copolymer, styrene butadiene styrene comprises natural and elastomeric TPU mixture.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2005/004401 WO2006088441A1 (en) | 2005-02-14 | 2005-02-14 | Insert for article of footwear and method for producing the insert |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101163421A true CN101163421A (en) | 2008-04-16 |
| CN101163421B CN101163421B (en) | 2013-04-10 |
Family
ID=36916747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005800494710A Expired - Lifetime CN101163421B (en) | 2005-02-14 | 2005-02-14 | Insert for article of footwear and method for producing the insert |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2008529654A (en) |
| CN (1) | CN101163421B (en) |
| WO (1) | WO2006088441A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747700A (en) * | 2011-06-23 | 2014-04-23 | 耐克国际有限公司 | Article of footwear with cavity viewing system |
| CN107404976A (en) * | 2015-04-08 | 2017-11-28 | 耐克创新有限合伙公司 | Article including the cryptomere element with image and the method for manufacturing the article |
| CN107427101A (en) * | 2015-04-08 | 2017-12-01 | 耐克创新有限合伙公司 | Manufacture the method for the cryptomere element with etch features and the article with the cryptomere element with etch features |
| US11490686B2 (en) | 2015-04-08 | 2022-11-08 | Nike, Inc. | Article with overlay secured to bladder element over image and method of manufacturing the article |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7997011B2 (en) * | 2006-10-03 | 2011-08-16 | Nike, Inc. | Footwear with support assembly having spring arms |
| US9901136B2 (en) | 2013-10-21 | 2018-02-27 | Asics Corporation | Shock absorbing structure for shoe sole side face and shoe to which the shock absorbing structure is applied |
| ES2857650T3 (en) * | 2017-01-31 | 2021-09-29 | Puma SE | Shoe, particularly a sports shoe |
| EP3711927B1 (en) * | 2017-11-17 | 2025-02-26 | Kuraray Co., Ltd. | Sheet molding production method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW234081B (en) * | 1993-02-04 | 1994-11-11 | Converse Inc | |
| US5595004A (en) * | 1994-03-30 | 1997-01-21 | Nike, Inc. | Shoe sole including a peripherally-disposed cushioning bladder |
| WO1996016564A1 (en) * | 1994-12-02 | 1996-06-06 | Nike International Ltd. | Cushioning device for a footwear sole and method for making the same |
| US20020121031A1 (en) * | 1998-01-30 | 2002-09-05 | Steven Smith | 2a improvements |
| WO2003056964A1 (en) * | 2002-01-04 | 2003-07-17 | New Balance Athletic Shoe, Inc. | Shoe sole and cushion for a shoe sole |
-
2005
- 2005-02-14 JP JP2007555065A patent/JP2008529654A/en active Pending
- 2005-02-14 CN CN2005800494710A patent/CN101163421B/en not_active Expired - Lifetime
- 2005-02-14 WO PCT/US2005/004401 patent/WO2006088441A1/en active Application Filing
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747700A (en) * | 2011-06-23 | 2014-04-23 | 耐克国际有限公司 | Article of footwear with cavity viewing system |
| US9351535B2 (en) | 2011-06-23 | 2016-05-31 | Nike, Inc. | Article of footwear with a cavity viewing system |
| CN103747700B (en) * | 2011-06-23 | 2016-08-31 | 耐克创新有限合伙公司 | There is the article of footwear of room viewing system |
| US10021937B2 (en) | 2011-06-23 | 2018-07-17 | Nike, Inc. | Article of footwear with a cavity viewing system |
| US10709197B2 (en) | 2011-06-23 | 2020-07-14 | Nike, Inc. | Article of footwear with a cavity viewing system |
| CN107404976A (en) * | 2015-04-08 | 2017-11-28 | 耐克创新有限合伙公司 | Article including the cryptomere element with image and the method for manufacturing the article |
| CN107427101A (en) * | 2015-04-08 | 2017-12-01 | 耐克创新有限合伙公司 | Manufacture the method for the cryptomere element with etch features and the article with the cryptomere element with etch features |
| US10842225B2 (en) | 2015-04-08 | 2020-11-24 | Nike, Inc. | Article including a bladder element with an image and method of manufacturing the article |
| US11490686B2 (en) | 2015-04-08 | 2022-11-08 | Nike, Inc. | Article with overlay secured to bladder element over image and method of manufacturing the article |
| US11547178B2 (en) | 2015-04-08 | 2023-01-10 | Nike, Inc. | Method of manufacturing a bladder element with an etched feature and article having a bladder element with an etched feature |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2006088441A1 (en) | 2006-08-24 |
| JP2008529654A (en) | 2008-08-07 |
| CN101163421B (en) | 2013-04-10 |
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Address after: Massachusetts, USA Patentee after: NEW BALANCE ATHLETIC SHOE, Inc. Address before: Massachusetts Patentee before: New Balance Athletic Shoe, Inc. |
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Granted publication date: 20130410 |
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