CN102970891A

CN102970891A - Multiple response property footwear

Info

Publication number: CN102970891A
Application number: CN2011800241977A
Authority: CN
Inventors: W·S·波兹莱恩; M·尼诺; T·刘易斯; C·宾茨; W·Y·江; X·薄
Original assignee: Montrail Corp
Current assignee: Montrail Corp
Priority date: 2010-05-18
Filing date: 2011-05-18
Publication date: 2013-03-13
Anticipated expiration: 2031-05-18
Also published as: JP2013534836A; CA2800346A1; WO2011146665A3; EP2571389A2; US20110283560A1; CN102970891B; WO2011146665A2; KR20130031282A; JP5490316B2; KR101482833B1

Abstract

Embodiments herein relate generally to the field of footwear, and more particularly to components of performance footwear, such as midsoles, as well as methods of making midsoles. In various embodiments, multiple response property midsoles and/or portions of footwear are provided that may include strategically arranged multiple response property areas having blended transition zones disposed there between. Such blended transition zones may help facilitate a more fluid foot movement, improve manufacturing and production techniques, and prevent injury to the foot, ankle, and/or legs during exercise, such as running, hiking, walking, and other impact-generating activities.

Description

Multiple response attribute footwear

The cross reference of related application

That the application requires to enjoy in is that on May 18th, 2010 submitted to, title is the U.S. Provisional Patent Application No.61/345 of " MULTIPLERESPONSE PROPERTY FOOTWEAR ", 978 priority, the disclosure of this U.S. Provisional Patent Application way of reference is in full included in.

Technical field

The embodiment of this paper relates in general to the footwear fields, relates more specifically to the parts of high-performance footwear (performance footwear), for example in the end, and the method at the end in making.

Background technology

The sole assembly of sport footwear has layered configuration usually, and this layered configuration comprises: the interior end that strengthens comfort level; The end in the elasticity that is formed by polymer foams; And, the outer bottom of kiss the earth, it not only provides wearability but also provide earth-grasping force.Foot movement is cushioned and helps to control in the middle end.

The middle end, can be by the single polymer layer formation of foam of the length that extends through footwear and width.Except the heel area of footwear and the thickness difference between forefoot region, so single middle end, have substantially unified attribute.For the attribute at the end in changing, the middle end of some routines, comprise dual density or multi-density foam of polymers or many hardness foam of polymers.For example, the outside at the middle end can be formed by a kind of foamed material, and the inboard at the middle end can be formed by more not squeezable, that density is larger the second foamed material.

Usually, froth bed is cut, placement, and uses vertical or angled seam to be bonded together.This causes the leverage of not expecting (lever effect) during foot clashes into, because the both sides of the drastic shift point of the distribution of weight of foot between foam density or hardness.From harder foam to can cause the unstability of foot clashing into, for example too fast inward turning (pronation) of foot than the sudden transition of soft foam (otherwise or).

In addition, this building method can need to use the binding agent that can comprise VOC (VOC), and this binding agent can all have ambient influnence and the health effect of not expecting to producer and the wearer of footwear.In addition, the use of bonding seam has formed potential physical fault position, and middle bottom can separate in use.

Description of drawings

Detailed description with the accompanying drawing by following will readily appreciate that embodiment.In the figure of accompanying drawing, embodiment is by way of example and non-limited way is graphic.

Figure 1A, Figure 1B, Fig. 1 C, Fig. 1 D, Fig. 1 E and Fig. 1 F illustrate the embodiment according to the end in the multiple response attribute of a plurality of embodiments;

Fig. 2 A and Fig. 2 B illustrate a kind of method according to the end in the making multiple response attribute of a plurality of embodiments;

Fig. 3 A and Fig. 3 B illustrate the other method according to the end in the making multiple response attribute of a plurality of embodiments;

Fig. 4 illustrates the other method according to the end in the making multiple response attribute of a plurality of embodiments;

Fig. 5 illustrates the other method according to the end in the making multiple response attribute of a plurality of embodiments.

The specific embodiment

With reference to accompanying drawing, accompanying drawing forms a part of the present invention in detailed description subsequently, and in the accompanying drawings the embodiment that can put into practice is shown by way of example.Should be understood that and to utilize other embodiments under the prerequisite that does not depart from the scope of the present invention, and can make structural change or logical changes.Therefore, detailed description subsequently should not understood in a limiting sense, and the scope of embodiment is limited by the claim of enclosing and their equivalent.

A plurality of operations can be described to successively a plurality of separate operations according to the mode that can help to understand embodiment; Yet it is to rely on order that the order of description should not be construed as these operations of hint.

This explanation can be used the description based on the visual angle, for example upper/lower, rear portion/front portion and top/bottom.Such description is only with so that discuss, and is not intended to the application of the disclosed embodiment of restriction.

Can use word " to connect (coupled) " and be connected connection (connected) ", together with their derivatives.Should be understood that these words are not intended to synonym each other.But in specific embodiments, " connection " can be used for indicating two or more elements to be in direct physical contact with each other or electrical contact." connection " can mean two or more element direct physical contacts.Yet " connection " also can mean the not directly contact each other of two or more elements, but still cooperation or mutual each other.

For purposes of illustration, form means (A), (B) or (A and B) for " A/B " or form for the phrase of " A and/or B ".For purposes of illustration, form means (A), (B), (C), (A and B), (A and C), (B and C) or (A, B and C) for the phrase of " at least one in A, B and C ".For purposes of illustration, form means (B) for the phrase of " (A) B " or (AB), that is, A is optional element.

This explanation can be used word " embodiment " or " some embodiments ", they each can refer to one or more in some identical or different embodiments.In addition, word " comprises (comprising) ", " comprising (including) ", " having (having) " etc. are synonyms when using for embodiment.

The embodiment of present disclosure is for the high-performance footwear with following part: described part can help to be convenient to more smooth foot and move, improve and make and production technology, and prevent during tempering (for example, run, pleasure trip on foot, walking and other produce the motions of impacting) damage to foot, ankle and/or shank.In a plurality of embodiments, the end and/or part in the multiple response attribute of footwear is provided, the described middle end and/or part can include the multiple response attribute zone of arranging tactfully, are furnished with between described zone to mix to change the area.

In a plurality of embodiments, multiple response attribute zone (and the difference between them) can be characterized as being has multiple attribute, for example density, hardness, proportion and other footwear design characteristicses.In a plurality of embodiments, the mixing between adjacent Response Property zone changes the area and can allow multiple biomethanics to improve, and includes but not limited to: improved damping of shocks, support and stability, and more smooth foot percussion movement.With in this article, word " mixing changes the area " and any variant thereof can refer to usually (for example has different Response Properties, density or hardness) material (for example, foam) chain (interlocking), blending (intermingling) and/or mix (intermixing), make not have definite, clear wire or the plane path that limits between the material of different Response Properties having, but have transformation gradually between each material/attribute that limits.

In some embodiments, the transformation area in mixing can help to avoid leverage at the end, and to be bonded in a described leverage of time-out be common having the material of different Response Properties (for example by vertical seam or angled seam).For example, when the material of greater density or higher hardness is positioned as directly when not mixing the limited proportionality against less density or than the foam of soft, when being placed on drastic shift both sides between density, foot can experience the quick and unexpected inward turning of not expecting.Compare, the transformation that can provide between the part with different materials Response Property gradually is provided at the end for mixing in multiple response attribute disclosed herein, this so that can assist in ensuring that more smooth foot percussion movement.In addition, owing to there is no traditional bonding seam, strengthen intensity and the globality at the middle end, also allowed simultaneously different Response Property material areas to be arranged to the configuration of any expectation.In addition, the embodiment at the middle end can be used without bonding (glueless) building method, and it has eliminated existing VOC in the binding agent that is generally used for connecting different materials in tradition effectively at the end.

Figure 1A illustrates an embodiment according to the middle end of a plurality of embodiments, and the described middle end has the transformation of mixing between the zone of different (for example, a plurality of) material response attributes (for example, density or hardness).In graphic embodiment, the material with different Response Properties is had to be positioned to assign in configuration tactfully, and this can be useful in sport footwear for example, to help to control inward turning rate (rate of pronation).Middle end 100a can comprise the different Response Properties zone of arranging from the inboard to the outside, for example be furnished with the material of higher density or hardness in inboard arch area, changes into than low-density or softer material towards the outside at the middle end.In one embodiment, the first Response Property material 10 can be arranged in direct arcuate region, and the second Response Property material 12 is arranged to the first Response Property material 10 next-door neighbour the outside of the first Response Property material 10 (for example).Mixing transformation 16 can be disposed between the first Response Property material and the second Response Property material.In some embodiments, it is adjacent with the second Response Property material 12 that the 3rd Response Property material 14 can be positioned as, and the remainder of end 100a in usually can consisting of.Mixing transition region 18 can be disposed between the second Response Property material and the 3rd Response Property material.

In a plurality of embodiments, in changing

area

16 and 18, the different materials with different Response Properties can be submitted warm mixing at a certain segment distance, rather than has traditional bonding seam.In a plurality of embodiments, these mix to change

area

16 and 18 and can help to avoid leverage (described leverage is common for the drastic shift between material, for example find in the bonding seam), and the smoothness that can help to strengthen between different Response Property materials connects and moves.In one embodiment, the first Response Property material 10 can have higher density or hardness, and the density of the second Response Property material 12 or hardness are less than the density of the first Response Property material 10 or hardness but greater than density or the hardness of the 3rd Response Property material 14.Such configuration for example can be that the user of excessive inward turning provides support and stability when taking big strides.As illustrated, the diplomatic aligning of different Response Property materials and formed mixing change the area can provide the following middle end, and in this, end can be useful on and for example wear that running shoe, nailed climbing boots or outdoor shoes walks, jogged, impact absorption, flexibility and stable combination are provided when leisure, cross-training.

Figure 1B illustrates another embodiment that mixes the end in the multiple response attribute that changes that has according to a plurality of embodiments.In graphic embodiment, the first Response Property material 10 can be arranged in the both sides, mesopodium district of end 100b, for example substantially in inboard arch area, and relative with described arch area near the outward flange of foot.In a plurality of embodiments, the second Response Property material 12 can be substantially around the first Response Property material 10, and the remainder at the middle end comprises the 3rd Response Property material 14.In graphic embodiment, mixing

changes area

16 and 18 and can be disposed between different

Response Property materials

10,12 and 14, and can contribute to facile motion, intensity and the mechanical performance of middle end 100b.For example, as described above, the first Response Property material 10 can have density or the hardness higher than the second Response Property material 12, the second Response Property material 12 and then can have density or the hardness higher than the 3rd Response Property material 14.In some embodiments, this configuration can provide lateral stability, and this can be useful for rocky terrain or uneven terrain, can be perhaps useful for the user who tends to excessive inward turning or excessively outward turning.In a plurality of embodiments, this configuration also can provide flexibility, buffering and the comfort level of enhancing in the heel member at the middle end and forefoot portion.As illustrated, the diplomatic aligning of different Response Property materials and formed mixing change the area can be provided as the lower end, and in this, end for example can be useful on the combination that impact absorption, flexibility and stability are provided for jogging shoes or running shoe, nailed climbing boots or outdoor shoes.

Fig. 1 C illustrates another embodiment that mixes the end in the multiple response attribute that changes that has according to a plurality of embodiments.In this embodiment, the first Response Property material 10 can be arranged in the outside and the inboard place of mesopodium and the heel of end 100c, for example is roughly horseshoe shape pattern.In a plurality of embodiments, the remainder at the end during the second Response Property material 12 can consist of around the first Response Property material 10, the three Response Property materials 14 substantially.In a plurality of embodiments, mixing

changes area

16 and 18 and can be disposed between different Response Property materials, and can contribute to facile motion, intensity and the mechanical performance at the middle end.For example, the first Response Property material 10 can have than the second Response Property material 12 and the 3rd high density and hardness of Response Property material 14, and this can provide stability in the lateral region of foot and Background Region.This is for example useful for rocky terrain or uneven terrain, simultaneously the center at the middle end and forefoot region provide strengthen before revolve/after revolve flexibility and buffering and the comfort level of prevention, enhancing.As illustrated, the diplomatic aligning of different Response Property materials and formed mixing change the area can provide the middle end that can be used for providing for for example nailed climbing boots or outdoor shoes stability.

Fig. 1 D illustrates according to having of a plurality of embodiments and mixes end 100d in the another multiple response attribute that changes.As illustrated, the diplomatic placement of different Response Property material areas can comprise the first Response Property material 10 is arranged in heel area, the second Response Property material 12 is arranged in the mesopodium district, the 3rd Response Property material 14 is arranged in loe zone, has wherein formed mixing and change

area

16 and 18 between different Response Property material areas.Such embodiment can be useful on for example sandals, and wherein the material of higher density or hardness can be used as the first Response Property material 10, for example to improve impact absorption rate, support and the durability of heel area.The second Response Property material 12 can have density or the hardness lower than the first Response Property material, thereby and can be positioned and provide extra support and buffering for the mesopodium zone.At last, the 3rd Response Property material 14 can be density minimum in these three kinds of Response Property materials, thereby and can be placed comfort level and the flexibility that enhancing is provided in forefoot region.

Fig. 1 E illustrates according to having of a plurality of embodiments and mixes the end in another multiple response attribute that changes.As illustrated, different Response Property material areas can be arranged or layering from the bottom to the top in middle end 100e vertically.In some embodiments, one deck the second Response Property material 12 is sandwiched between the first Response Property material 10 and the 3rd Response Property material 14.In some embodiments, first mix to change 16 can be disposed between the first Response Property layer 10 and the second Response Property layer 12, and second mixes and change area 18 and can be disposed between the second Response Property layer 12 and the 3rd Response Property layer 14.In one embodiment, Response Property can be selected, so that less density or than soft (for example, softer) the 3rd Response Property material 14 can be used as upper layer so that comfort level to be provided, and the second Response Property material 12 and the first Response Property material 10 can have higher density or hardness, for example so that durability, support and elastic force to be provided.Such embodiment can be particularly useful for playshoes, footware etc.

Fig. 1 F illustrates another embodiment that mixes the multiple response attribute material that changes that has according to a plurality of embodiments.Shown in embodiment, middle end 100f can have the multiple response attribute material that is arranged to strengthen lateral stability as illustrated.In the graphic embodiment of institute, the lateral stability bar of the first Response Property material 10 can be disposed in inside edge and the outer ledge at the middle end.In a plurality of embodiments, the core at the middle end can comprise the 3rd Response Property material 14, and the second Response Property material 12 can be disposed in therebetween.In a plurality of embodiments, mix transformation 16 and can be disposed between the first Response Property material 10 and the second Response Property material 12, and the second mixing transformation 18 can be disposed between the second Response Property material 12 and the 3rd Response Property material 14.In a plurality of embodiments, such layout (for example can provide buffering, in the situation that the 3rd Response Property material 14 is the foams than low-density or hardness) and stability (for example, in the situation that the first Response Property material 10 is foams of higher density or hardness) balance.

In foregoing embodiments, those of ordinary skills will be appreciated that, although illustrate three different Response Properties material/zones in each embodiment, but can use the Response Property zone of any number, for example 2,3,4,5,6, even more Response Property zone.Different Response Properties zone like this can be arranged to some diplomatic configurations.For example, can be in the position of the extra pliability of needs or buffering (for example the middle end forefoot region, heel layer or upper layer) use low-density or low-durometer material, perhaps use low-density or low-durometer material when the user has damage or requires more bufferings.In another embodiment, can be in any zone that requires robust support, additional stability or extra durability (for example in the arch area at the middle end, mesopodium district, heel area or bottom part) comprise the material of higher density or hardness.In some embodiments, the concrete configuration at the middle end can be customized, and clashes into pattern or jog mode with demand, the foot that is fit to indivedual users.In other embodiments, the mixing at middle end transformation can allow footwear in response to specific user's individual demand or specific orographic condition.

Although the Response Property zone is called as low, neutralization high (for example, it is that density or hardness are relevant with the material response attribute) in this article, those skilled in the art will appreciate that these words are comparatively speaking.Be in an embodiment of hardness at the material response attribute, for example, low, the high identifier of neutralization can be corresponding to 55,60 and 65Asker C, and perhaps 55,65 and 75AskerC.In other embodiments, also can use higher or lower Response Property material, use with adaptive expectation.

In a plurality of embodiments, in change, the material hardness at the end can change the action in a plurality of lower limb muscles, and described lower limb muscles is for example rectus femoris, biceps muscle of thigh, medial gastrocnemius and tibialis anterior.For example, compare with running on the medium middle end, when when density is run at large the middle end, tibialis anterior can apply significantly larger power and applying less power after heel clashes into before heel clashes into.In addition, the footwear at the middle end that use density is larger can reduce to be dispersed in the energy at articulationes metatarsophalangeae place, and the high layup of assisted Extraction moves with the saving foot.Therefore, in a plurality of embodiments, for a variety of reasons, described response can be different in other parts of the specific region at the middle end and/or footwear.

Fig. 1 G and Fig. 1 H illustrate the multiple response attribute article according to the footwear of a plurality of embodiments, and wherein multiple response attribute material not only comprises the middle end, and comprise the part of heel cups 70 and/or vamp 80.For example, middle end 100g also can be around heel cups district's 70 extensions up, and this can provide larger heel stability and/or protection.As illustrated, different Response Property material areas have tactful placement to comprise the first Response Property material 10 is arranged in the heel area at the middle end, the second Response Property material 12 is arranged in the sufficient district at the middle end, and the 3rd Response Property material 14 is arranged in the heel cups district, has wherein formed to mix between different Response Property material areas and change area 16 and 18.In some embodiments, multiple response attribute material extensible with encase welt or vamp 80 whole or a part of (for example, toe box, the footwear back ofs the body (instep), flap or ankle neck), perhaps encase the whole or a part of of the interior end or outer bottom (not shown).

In other embodiments, middle bottom material can extend around the footwear back ofs the body and/or at the footwear back, for example to provide larger protection and stability in the mesopodium district.In other embodiments, middle bottom material can extend around forefoot region and/or on forefoot region, for example so that the protection to toe to be provided.In some embodiments, middle bottom material can extend around whole foot, and can form vamp part or all, for example in the boots or footwear that extra ankle supports or foot is protected are provided.In some embodiments, the part that extends past the middle end of middle bottom material can comprise the material that density is less, for example extra soft Response Property material.

In other embodiments, provide the end or other footwear method partly in the multiple response attribute of making.In conventional multiple response attribute, normally construct in the following way at the end: before or after final molding, each material component is assembled or is bonded together.This stays obvious line and common firm border between different Response Property materials, this border is usually defined by the bonding seam.Compare, disclosed method can allow different Response Property material areas to have mix to change the area, and this can produce more smooth, variation gradually again in the Response Property of the middle end that foot senses.

In a plurality of embodiments, can realize different Response Properties by the multiple material that is suitable for structure of the middle end.In some embodiments, foam of polymers spherolite (pellets) can be arranged, and is so that the compression molding of described spherolite can cause changing the mixing of the different Response Properties in the area, as graphic in institute in the embodiment shown in Figure 1A-Fig. 1 H.In some embodiments, the foam of polymers spherolite can be ethylene vinyl acetate (EVA) spherolite.EVA is a kind of polymer, and it can be near elastomeric material aspect pliability and flexibility, but can be processed as other thermoplastics.This material has good cleanliness and glossiness, obstruct attribute, low-temperature flexibility, stress fracture repellence, hot-melt adhesive waterproof attribute and UV radioresistance.In other embodiments, the middle end, can comprise one or more other types materials, for example rubbery EVA, polyurethane, and/or well known by persons skilled in the art in any other the end/the shoe construction material.

Although previous embodiment illustrates the embodiment with three kinds of different Response Property materials, but those skilled in the art will recognize that, some embodiments at the middle end can comprise only two kinds of different Response Property materials, and other embodiments can comprise four kinds, five kinds, six kinds, even more kinds of Response Property material.In addition, these materials can be distributed on the position that requires the specific response attribute around the middle end.For example, more or less part at the middle end can comprise than the foam of high density or hardness more in graphic embodiment.In addition, in some embodiments, material lower or more high density or hardness can be included in the metatarsal below, for example to form crash roll (crash pads).

In a plurality of embodiments, have that in the multiple response attribute that mixes transition region, the end can form in a number of ways, for example use known forming technique of the middle end, such as preformed and compression molding, injection-molded, spherolite perfusion etc.In one embodiment, as graphic in Fig. 2 A and Fig. 2 B, by arrange in specially designed mould (jig) the foam spherolite with different Response Properties form in the end.As illustrated, the mould 200 that has one or more compartments (compartments) can be positioned in middle bottom die 50.EVA or in other end moulding spherolite can be perfused in the compartment 20,21 of mould 200, and be perfused between mould 200 and mould 50 in the space 22 that forms.As illustrated, the end during the mould with two different compartments can allow to form with the spherolite 24,26,28 with three kinds of different Response Properties, is although can consider to have other mould configurations of more or less compartment.

In a plurality of embodiments, spherolite 24,26,28 different Response Properties can be by color-coded (color-coded), are used for the

suitable compartment

20,21,22 that mould 200 is determined and be placed on to vision.In some embodiments, in case spherolite 24,26,28 is properly oriented, just mentions mould 200 by in the vertical direction and remove it, thereby allow spherolite 24,26,28 blendings, perhaps be provided at least the possibility of blending in moulding process of the middle end.Then, there is the spherolite 24,26,28 that is positioned in mould can stand preforming process tactfully, comprises: increase heat and temperature, activating the blowing agent in EVA for example, thereby cause the attribute of wanting.In preforming process, mix changing the area is by abutting to form between different spherolites, and this allows some between diplomatic Response Property area of different Response Property materials to flow or migration.Then, blocker or preformed member can compressed moldings, thereby given final size for the middle end.

In a plurality of embodiments, the mixing that forms during preformed and processed molding changes the area can cause different Response Properties zone in the situation that do not use the mechanical attachment of adhesive.In addition, in some embodiments, owing to there is no in traditional multi-density stiff, inflexible line/seam at the end, when foot running or walking movement during can provide touch feeling more smooth and gradually when revolving before nature.In some embodiments, can be different Response Property spherolites 24,26,28 and select different colours, this can allow mixing to change the area is visually differentiable, and this also can allow to give the outward appearance of uniqueness of the final middle end.

Fig. 3 A and Fig. 3 B illustrate side view and the top view according to an embodiment of the other method that is used to form the middle end of a plurality of embodiments.In a plurality of embodiments, skeleton (cage) 300 is inserted in mould 50, and can be configured to separate different Response Property spherolites.In a plurality of embodiments, skeleton 300 can be around the second Response Property spherolite 36, and they and the first Response Property spherolite 34 and the 3rd Response Property spherolite 38 can be separated.In some embodiments, skeleton 300 can be configured as substantially as the mould 200 in foregoing embodiments, thereby is formed for one or more compartments of different Response Property spherolites.In some embodiments, skeleton can be configured in preformed stage fusing, thus allow framework material and the middle end integrated and become the part at the middle end.In a plurality of embodiments, the fusing of skeleton 300 can allow different

Response Property spherolites

34,36, the 38 boundary blendings at skeleton, and the mixing that forms between different Response Property material areas changes the area.As in foregoing embodiments, blocker or preformed member can compressed moldings afterwards, thereby give final size of the middle end.

Fig. 4 illustrates an embodiment according to the other method that is used to form the middle end of a plurality of embodiments.Some spherolites with each Expected Response attribute can by slight molding, realize by meeting one or more pre-molding spares 44,46,48 that the material of Expected Response attribute is made thereby form before the preformed stage.Afterwards, one or more different pre-molding spares 44,46,48 configurations that can expect are placed in mould 50.In some embodiments, suppose that pre-molding does not significantly change the spherolite characteristic, but only the same Response Property spherolite of interim maintenance is in for the desired configuration that is placed on mould, spherolite/material still can flow into adjacent Response Property material during the preformed process, changes the area thereby form to mix.

In a plurality of embodiments, pre-molding spare 44,46,48 can form in many ways.In one embodiment, pre-molding can comprise: little by little and simply heat some the Response Property foam spherolite in indivedual moulds, so that spherolite is bonded to each other, thereby form the preformed shape of expecting.In specific embodiments, spherolite can be heated to approximately 130 ℃, continues approximately 4 minutes, and is then cooling, is placed in preforming tool afterwards.In some embodiments, can apply slight pressure, thereby guarantee to realize preformed single-piece formation.In some embodiments, bond can be used to a plurality of Response Property material spherolites are kept together, and is used for having being placed on mould tactfully.Bond can be selected, so that it can mix with multiple response attribute material during preformed, is similar to aforesaid skeleton embodiment (wherein framework material is selected, with fusing and integrated with preformed).

In one embodiment, pre-molding spare 44,46,48 can be placed in preforming tool, for example, wherein higher Response Property preforming die 44 is in the medial arch shaped position, and intermediate response attribute preforming die 46 is sandwiched between higher Response Property preforming die 44 and low-response attribute preforming die 48, and low-response attribute preforming die 48 can be placed on outer fix.Afterwards, preforming die 44,46,48 can experience preformed to be processed, and allows different Response Property material blendings and form to mix to change the area.In embodiment in front, blocker or preformed member can compressed moldings afterwards, thereby give final size of the middle end.

Fig. 5 illustrates the another exemplary method that is used to form the middle end according to a plurality of embodiments.Be similar to the embodiment of describing with reference to figure 4, single pre-molding spare 46 can be positioned in preforming tool, has other loose spherolites 54 of different Response Properties and 58 placement with control.For example, pre-molding spare 46 can by second or intermediate response attribute spherolite make, and can be positioned in preforming tool, so that set up one or more subregions in preforming tool.The

spherolite

54 and 58 of different Response Properties can be disposed in the zone adjacent with preforming die, and in preformed was processed, different Response Property materials can blend, and changes the area thereby form to mix.As in foregoing embodiments, blocker or preformed member can compressed moulding afterwards, thereby give final size of the middle end.

In a plurality of embodiments, can use different Response Property isolation technics, with have strategy ground different Response Properties are placed at middle the end/on, thereby be achieved as follows desired effects: be manufactured on to have between the material of different Response Properties and mix at the end in the multiple response attribute that changes.In addition, a plurality of embodiment of diagram and description can be used (for example, use the mould with different pre-molding spares, etc.) as required together in this article.At last, although illustrated the middle end with some moulding that the Response Property zone of locating is arranged tactfully, according to specific needs, it is feasible that multiple different Response Properties are placed.

Although previous embodiment illustrates the method for making the middle end with three kinds of different Response Property materials, but those skilled in the art will recognize that, in some embodiments, these methods can be adapted to be making can comprise the only middle end of two kinds of different Response Property materials, perhaps can comprise four kinds, five kinds, six kinds, the middle end of even more kinds of Response Property materials.

Although diagram and described some embodiment in this article, but those skilled in the art will recognize that, under the prerequisite that does not depart from the scope of the present invention, can substitute and/or equivalent embodiment or embodiment replace embodiment shown and that describe with estimating to realize that identical purpose is many.Those skilled in the art will easily recognize, embodiment can be implemented in several ways.The application is intended to cover any body or variant of changing of the embodiment of discussing herein.Thereby apparent willingness is that embodiment is only limited by claim and equivalent.

Claims

1. the end in a multiple response attribute, comprising:

The first foamed material has the first material response attribute;

The second foamed material has the second material response attribute, and wherein said the second foamed material engages the area first and is attached to described the first foamed material; Wherein said first engages the area comprises that the mixing between described the first foamed material and described the second foamed material changes.

2. the end in multiple response attribute according to claim 1, also comprise the 3rd foamed material with the 3rd material response attribute, wherein said the 3rd foamed material engages the area second and is attached to described the second foamed material, and wherein said second engages the area comprises that the mixing between described the 3rd foamed material and described the second foamed material changes.

3. the end in multiple response attribute according to claim 2, also comprise the 4th foamed material with the 4th material response attribute, wherein said the 4th foamed material engages the area the 3rd and is attached to described the 3rd foamed material, and the wherein said the 3rd engages the area comprises that the mixing between described the 4th foamed material and described the 3rd foamed material changes.

4. the end in multiple response attribute according to claim 1,, wherein said the first material response attribute and described the second material response attribute are density or hardness.

5. the end in multiple response attribute according to claim 1,, the wherein said middle end, do not have wire seam or plane seam between described the first foamed material and described the second foamed material.

6. the end in multiple response attribute according to claim 1,, wherein said the first foamed material is positioned in the arch area at the described middle end, and wherein said the first foamed material comprises than described the second foamed material foam of high density or hardness more.

7. the end in multiple response attribute according to claim 6, also comprise the 3rd foamed material, wherein said the second foamed material comprises than described the 3rd foamed material foam of high density or hardness more, and wherein said the second foamed material is positioned between described the first foamed material and described the 3rd foamed material.

8. the end in multiple response attribute according to claim 7,, wherein said the 3rd foamed material engages the area second and is attached to described the second foamed material; And wherein said second engages the area comprises that the mixing between described the second foamed material and described the 3rd foamed material changes.

9. the end in multiple response attribute according to claim 1, wherein said the first foamed material is positioned in the inboard mesopodium district and mesopodium district, the outside at the described middle end, and wherein said the first foamed material comprises than described the second foamed material foam of high density or hardness more.

10. the end in multiple response attribute according to claim 8, also comprise the 3rd foamed material, wherein said the second foamed material comprises than described the 3rd foamed material foam of high density or hardness more, and wherein said the second foamed material all is positioned between described the first foamed material and described the 3rd foamed material in described inboard mesopodium district and mesopodium district, the described outside.

11. the end in multiple response attribute according to claim 10, wherein engage the area at described the 3rd foamed material second and be attached to described the second foamed material; And wherein said second engages the area comprises that the mixing between described the second foamed material and described the 3rd foamed material changes.

12. the end in multiple response attribute according to claim 1, wherein said the first foamed material is positioned in heel area, inboard mesopodium district and the mesopodium district, the outside at the described middle end, and wherein said the first foamed material comprises than described the second foamed material foam of high density or hardness more.

13. the end in multiple response attribute according to claim 12, also comprise the 3rd foamed material, wherein said the second foamed material comprises than described the 3rd foamed material foam of high density or hardness more, and wherein said the second foamed material is positioned between described the first foamed material and described the 3rd foamed material in described heel area, described inboard mesopodium district and mesopodium district, the described outside

14. the end in multiple response attribute according to claim 13, wherein said the 3rd foamed material engages the area described second and is attached to described the second foamed material; And wherein said second engages the area comprises that the mixing between described the second foamed material and described the 3rd foamed material changes.

15. the end in multiple response attribute according to claim 1, at least one in wherein said the first foamed material and described the second foamed material comprises the ethylene vinyl acetate foam.

16. the end in multiple response attribute according to claim 1, the wherein said middle end, do not comprise any binding agent.

17. the end in multiple response attribute according to claim 1, the wherein said middle end, do not have VOC.

18. a method of making the end in the multiple response attribute comprises:

First foamed material that will have the first density or hardness is positioned in middle bottom die;

Second foamed material that will have the second density or hardness is positioned in described middle bottom die, adjacent with described the first foamed material, wherein said the first foamed material and described the second foamed material form the first interface; And

Described the first foamed material and described the second foamed material are heated to are enough to the mixing that causes at the interface described the first foamed material and described the second foamed material described first.

19. method according to claim 18, wherein said method also comprise the 3rd foamed material with triple density or hardness is orientated as adjacent with described the first foamed material or described the second foamed material, wherein said the 3rd foamed material and described the first foamed material and/or described the second foamed material form second contact surface, and wherein heat described the first foamed material, described the second foamed material and described the 3rd foamed material make at described the first interface and described second contact surface place and cause described the first foamed material, the mixing of described the second foamed material and/or described the 3rd foamed material.

20. method according to claim 19, wherein said method also comprises to be orientated the 4th foamed material with the 4th density or hardness and described the first foamed material as, described the second foamed material and/or described the 3rd foamed material are adjacent, wherein said the 4th foamed material and described the first foamed material, described the second foamed material and/or described the 3rd foamed material form the 3rd interface, and wherein heat described the first foamed material, described the second foamed material, described the 3rd foamed material and described the 4th foamed material make at described the first interface, described second contact surface and the described the 3rd causes described the first foamed material at the interface, described the second foamed material, the mixing of described the 3rd foamed material and/or described the 4th foamed material.

21. method according to claim 18, wherein said method also comprises:

The first pre-molding part at the end in being become by the first foam ball particle shape, thus described the first foamed material formed.

22. method according to claim 21, wherein said method also comprises:

The second pre-molding part at the end in being become by the second foam ball particle shape, thus described the second foamed material formed.

23. method according to claim 21, the first pre-molding that wherein forms the described middle end partly comprises:

Described the first foam spherolite is positioned in preforming die;

Described the first foam spherolite is heated to approximately 130 ℃; And

Cooling described the first pre-molding part partly is positioned at described the first pre-molding in described middle bottom die afterwards.

24. method according to claim 18, wherein said the first density or hardness are greater than described the second density or hardness.

25. method according to claim 18, wherein said method also comprises:

Described the first foamed material is precut into the first intended shape.

26. method according to claim 25, wherein said method also comprises:

Described the second foamed material is precut into the second intended shape.

27. method according to claim 18 also comprises and uses mould or skeleton that described the first foamed material and/or described the second foamed material are positioned in described middle bottom die.

28. method according to claim 27, wherein said skeleton is configured to, fusing or dissolving when being heated to approximately 130 ℃.

29. method according to claim 18, at least one in wherein said the first foamed material and described the second foamed material comprises ethylene vinyl acetate.