CN110464077A - With the footwear for improving tractive force - Google Patents
With the footwear for improving tractive force Download PDFInfo
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- CN110464077A CN110464077A CN201811189666.0A CN201811189666A CN110464077A CN 110464077 A CN110464077 A CN 110464077A CN 201811189666 A CN201811189666 A CN 201811189666A CN 110464077 A CN110464077 A CN 110464077A
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- tyre
- tyre surface
- ground contacting
- article
- ground
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Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/12—Soles with several layers of different materials
- A43B13/122—Soles with several layers of different materials characterised by the outsole or external layer
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B3/00—Footwear characterised by the shape or the use
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B5/00—Footwear for sporting purposes
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B5/00—Footwear for sporting purposes
- A43B5/16—Skating boots
- A43B5/1641—Skating boots characterised by the sole ; characterised by the attachment of the skate
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
A kind of article of footwear, including the outer bottom with the first and second tyre surfaces, the first and second tyre surfaces are made of the first material and limit the first and second ground contacting surfaces.The second fetus face includes one layer of second material below first material, and second material is smaller than the wear resistance of first material.Second ground contacting surface of second tyre surface extends below first ground contacting surface of first tyre surface.Second tyre surface is configured to move up when the second ground contacting surface ground-engaging surface, to distribute ground force on both first tyre surface and second tyre surface.If second material of second tyre surface by floor surface abrasion be less than when applying ground force, second tyre surface is retained in the second distance when described in the second material abrasion.
Description
Background technique
The present invention relates to footwear, and relate more specifically to the shoes for improving tractive force (traction or road holding)
Class, for being used on icing or sliding surface.
The outer bottom of shoes is designed to provide certain functions.It is provided protects for the stabilized platform of wearer foot and underfooting
Shield.Outer bottom also provides tractive force between shoes and underfooting surface, to enable a wearer to promote on the surface, brake and the side of change
To.Outer bottom is usually durable and wear-resistant is worn, to provide the reasonable outer bottom service life for user.Outside many sport footwears
Bottom is made of rubber, and rubber is elasticity and has relatively high coefficient of friction on dry surface.Other outer bottoms are by poly- ammonia
Ester plastics are made, and polyurethane plastics is slightly harder, but provides the wear resistance of enhancing.However, this type outer bottom is in certain classes
Tractive force can be lacked on the surface of type.
Various outdoor activities are related to passing through in the landform of icing or the water body of frost, can not have in footwear enough
It encounters difficulties when tractive force.The technical performance of footwear for sort of activity is heavily dependent on the outer bottom of footwear.Accordingly
Ground, that often wears during such outdoor activities is designed on foot on sliding surface (such as moist ground with sport footwear
Face, snow or ice) on wear, and usually have it is hard, weight waterproof material (such as rubber or plastics) made of sole.With
Ground joint element, such as tyre surface (tread) and/or shoe tack are generally included in the outer bottom of such shoes and boots, improvement is provided
Certain ground-engagement properties of tractive force on sliding surface.However, some soles that can lead in these features become more
Hard and flexibility is lower.Other footwear sole may include siping (siping), can improve the table in flat humidity
Tractive force on face (such as boat deck or dock), but will not usually significantly increase in uneven surface (such as rock, unevenness
Surface or ice) on tractive force.
Therefore, it is remained in field of footwear for improved space, so as to the ground to pass through humidity, sliding and/or freeze
Shape or other surfaces provide high tractive force, while providing good wear resistance.
Summary of the invention
Footwear include vamp and outer bottom, and outer bottom, which has, to be made of the first material and limit the first and second ground contacting surfaces
The first and second tyre surfaces.Second fetus face includes one layer of second material below the first material, the wear resistance of the second material
It is smaller than the first material and tractive force more more than the first material are provided on sliding surface.Second ground face contact of the second tyre surface
Surface extends below the first ground contacting surface of the first tyre surface.Second tyre surface is configured to engage when the second ground contacting surface
It is moved up when floor surface, to distribute ground force on both the first tyre surface and the second tyre surface.Second material of the second tyre surface
By floor surface abrasion be less than when applying ground force, if the second tyre surface does not move up and is kept in second distance when
The abrasion of second material.
In another embodiment, article of footwear includes vamp, indsole and outer bottom.Outer bottom includes by having the first static friction system
The first and second tyre surfaces that the first several materials is constituted.First tyre surface limits the first ground contacting surface.Second fetus face is included in
One layer of second material below first material.Second material has the second confficient of static friction, and limits the second ground face contact table
Face.Second confficient of static friction is greater than the first confficient of static friction, and face contact table is arranged the first in the second ground contacting surface
About 0.1 mm to 5.0 mm below face.Due to the weight of the wearer of article of footwear, the second tyre surface is at least above the second tyre surface
Region in compress indsole, until the second ground contacting surface be moved upwards up to the second ground contacting surface the first face contact
The lower face substantially position of 0 mm.
In another embodiment, article of footwear includes tyre surface arrangement, and tyre surface arrangement includes being dispersed among the second tyre surface
First tyre surface.In the lower surface of multiple recessed outer bottoms in channel, and one in the channel is around the upper of each second tyre surface
End.First tyre surface is made of the first material, and limits the first ground contacting surface.Second tyre surface is made of the first material,
And including one layer of second material below the first material;Second material limits textured tractive force surface and the second ground
Contact surface.0.1 mm to 5.0 mm is arranged below the first ground contacting surface in second ground contacting surface.Due to footwear
The weight of wearer, when outer bottom ground-engaging surface, second fetus is moved in indsole upwardly about 0.1 mm to 5.0 mm's
Distance at least compresses indsole in the region above the second tyre surface.Second fetus moves upwardly, until the second ground contacting surface
It is substantially flush with the first ground contacting surface, to distribute ground force on both the first tyre surface and the second tyre surface.
According to yet another embodiment, each channel around each second tyre surface provides the flexibility of localization for outer bottom, makes
When proper second ground contacting surface ground-engaging surface, each second tyre surface can be moved up.
In another embodiment, outer bottom includes the flank for extending and surrounding each second tyre surface from outer bottom.
These and other purpose of the invention, advantages and features by by reference to the description of present example and attached drawing and
More fully it is appreciated and understood by.
Before explaining embodiments of the invention in detail, it should be understood that the present invention is not limited to illustrate in the following description
The operation being shown in the accompanying drawings details or component construction and arrangement details.The present invention can be in various other embodiments
Implement, and can the practice of not specifically disclosed optional way or implementation herein.Furthermore, it will be understood that used herein arrange
Diction and term are for descriptive purposes, and to be not considered as restrictive." comprising " and "comprising" and its variant make
With being intended to items listed thereafter and its equivalent and addition item and its equivalent.It can be in various realities in addition, enumerating
It applies in the description of example and uses.Unless expressly stated otherwise, the use otherwise enumerated is not necessarily to be construed as limiting the invention to portion
Any particular order or quantity of part.The use enumerated also be not necessarily to be construed as excluding from the scope of the present invention can with enumerate
Step or component combine or are integrated to any additional step or component in the step of enumerating or component.
Detailed description of the invention
Fig. 1 is the bottom view according to the article of footwear including sole assembly of present example;
Fig. 2 is the cross-sectional view along the line II-II of Fig. 1 sole assembly intercepted;
Fig. 3 is to show the shoes being arranged in unsupported position along the cross-sectional view of the line III-III of Fig. 1 sole assembly intercepted
Second tyre surface of bottom component;
Fig. 4 is the cross-sectional view along the line IV-IV of Fig. 1 sole assembly intercepted;
Fig. 5 is the cross-sectional view along the line V-V of Fig. 1 sole assembly intercepted;
Fig. 6 is the plan view of the second tyre surface of sole assembly;
Fig. 7 is the cross-sectional view along the line VI-VI of Fig. 6 the second tyre surface intercepted;
Fig. 8 is to show the sole being arranged in load situation along the cross-sectional view of the line III-III of Fig. 1 sole assembly intercepted
Second tyre surface of component;
Fig. 9 is the cross-sectional view of the alternative embodiment of article of footwear, is cut along the line in the position similar with the line III-III of Fig. 1
It takes;
Figure 10 is the cross-sectional view of alternative embodiment, along the line interception in the position similar with the line IV-IV of Fig. 1;
Figure 11 is the cross-sectional view of alternative embodiment, along the line interception in the position similar with the line V-V of Fig. 1;With
Figure 12 is the cross-sectional view of the second tyre surface of alternative embodiment, is cut along the line in the position similar with the line VI-VI of Fig. 6
It takes.
Specific embodiment
Current embodiment is related to improved article of footwear.In these embodiments, improved article of footwear includes sole
Construction, sole structure are configured as passing through moist, the sliding and/or improved tractive force of landform offer that is freezing, while in hard table
On face or indoor dress provides improved wear resistance.
Although current embodiment is to show under the background of shoes outdoors, any type or style can be coupled to
Footwear in, including performance shoes (performance shoe), on foot shoes, outdoor shoes and boots, hiking boots, brogan, Quan Di
Shape shoes, barefoot running shoes, sport footwear, traditional tennis shoes, walking shoes, footwear of doing more physical exercises, playshoes, dress shoes or any other type
Footwear or article of footwear.Generally, the shoes be very suitable to high mountain rock-climbing, winter on foot and pass through icing features of terrain or its
It freezes or sliding surface.For example, the shoes can be used for the surface of current icing, accumulated snow and/or cunning, for example, in the mountain of accumulated snow
, or those of on the pond in frost, lake, ocean or other water bodys.As it is used herein, the features of terrain to freeze can
Outdoor path on foot, the rocky terrain on the slope of cunning and frosting or generally thick including but not limited to sliding, moist or freeze
It is rough, be serrated and the feature of uneven other hard surfaces.The shoes are also very suitable for as outwork in weather in winter
People this class feature is provided, wherein floor surface can to freeze, it is moist or otherwise sliding.
It should also be noted that direction term for example "vertical", "horizontal", " top ", " bottom ", "upper", "lower", "inner",
" inside ", "outside" and " outside " are used to the orientation based on the embodiment shown in the example shown and help to describe the present invention.This
Outside, term " centre ", " transverse direction " and " longitudinal direction " is used in a manner of being usually used in combination with footwear.For example, when being used to refer to shoes
Side when, term " centre " refer to inwardly (i.e. towards that side of another shoes), and " transverse direction " reference outward.When
When for referring to direction, term " longitudinal direction " is referred to generally along the direction that the length of shoes extends between tiptoe and heel,
And the direction that the width of shoes extends between the medial side and cross side of shoes is generally crossed in term " transverse direction " reference.Side
Use to term should not be construed to limit the invention to any certain orientation.
It is shown in Fig. 1-8 according to the article of footwear of present example, and is indicated generally at 10.Footwear 10 may include
Textile fabric vamp (not shown) and sole assembly 14.Vamp can be combined together to form by a variety of materials element, to cover dress
At least part of the foot of person.Material elements can the desired use based on 10 object of footwear and selected, and may include for example
Synthesize textile fabric, netted textile fabric, polymer or leather.Vamp is generally configured to not interfere the flexibility of sole assembly 14,
It and may include stretchable or elastic material component.For example, material elements may include Lycra, neoprene or spandex.Vamp can
Including one or more closure members, including such as shoestring or hook and ring fastener.Vamp additionally includes for receiving dress
The upper opening of the foot of person and following peripheral for being attached to sole assembly 14.
As shown in Figure 2, sole assembly 14 may include shoes bed 16, indsole 18 and outer bottom 20, but in other embodiments
It may include more or fewer elements of sole assembly 14.For example, some embodiments can exclude shoes bed, and other embodiments can be only
Including shoes bed and outer bottom.Sole assembly 14 may include eva foam, the bottom with dampening top part and firmer wear-resistant
Part.The component of sole assembly 14 individually and/or jointly can provide most attributes for 10 object of footwear, such as support, just
Property, flexibility, stability, resiliency, comfort, the weight of mitigation and/or other attributes.In addition, shoes bed 16, indsole 18 and outer
Bottom 20 can limit forefoot region 34, mesopodium 36 or arch area and heel area 38.
Shoes bed 16 is located in the gap limited by vamp, and generally non-stretchable and light-weight, and is tied
Vamp is closed to provide the gap of the foot for receiving wearer.Shoes bed 16 can be made of one piece material, for example, foam, EVA,
PU, latex, gel or other materials, and buffering is provided due to its compressibility, and can also be consistent to provide with foot
Comfort, support and stability.The thickness of shoes bed 16 can also change because of region.In addition, shoes bed can utilize it is woven or nonwoven
Fabric, leather or other materials covering, and handle using antimicrobial or other compounds to reduce the smell of shoes bed
And/or it is rotten.The following peripheral limit (allowance) or edge of vamp can be around the circumference suture of shoes bed, gluings or with other
Mode is fastened to shoes bed 16.Sole assembly 14 can with can be with any other type of 20 appropriate combination of outer bottom or the vamp of style
Tectonic association, such as Strobel construction.The combination of sole assembly/outer bottom and vamp can be used adhesive, adhesive, be injected into
Type, moulding by casting are completed for any other technology in conjunction with vamp and sole.
With particular reference to Fig. 3-5, indsole 18 is located in 16 lower section of shoes bed, and including lower surface 30 and upper surface 32.Indsole
18 can be made of the density having material generally smaller than the density of outer bottom 20;Such as ethylene vinyl acetate (EVA), poly- ammonia
Ester (PU), latex, foam, gel or other materials.Generally, the density of indsole compresses it relatively easily to think dress
The foot (such as heel) of person provides buffering.Middle bottom material can have following hardness: be optionally about 30 Asker C to about 65
Asker C is still optionally further about 42 Asker C to about 48 Asker C, and is even still optionally further about 45
Asker C or about 43 Asker C.As used herein, " hardness " refers to any standard or other suitable hardness measurement
(such as Asker C or Shore A durometer hardness value) provides the hardness and/or flexible instruction of material.Generally,
Lower hardness number indicates softer/more flexible material, and higher hardness number instruction harder/smaller material of flexibility.
Generally, harder material has higher wear resistance, but its flexibility is also smaller.On the contrary, softer material has more
Low wear resistance, but it is more flexible.
Outer bottom 20 is generally integrated to vamp, and is arranged in below the lower surface 30 of indsole 18.Outer bottom 20 includes upper table
Face 24 and lower surface 26, and base portion 22 is limited on the lower surface of outer bottom 20 26.Base portion 22 is the generally continuous of outer bottom 20
Lower surface, and essentially around but do not include tyre surface.Optionally, base portion 22 can be limited by the lower surface of outer bottom 20 or indsole 18
It is fixed.Outer bottom 20 may include the multiple tyre surfaces extended downwardly from base portion 22, as described further below.Tyre surface can be as it is expected cloth
It sets, and is not necessarily duplicate pattern.Tyre surface may include one or more geometries.Outer bottom 20 can be by one or more materials
Material is constituted, such as natural or synthetic rubber, thermoplastic polyurethane elastomer (TPU), nylon, blend polymer, wear-resistant are poly-
Close object, elastomer and/or other materials.Other materials (such as fiber-reinforced polymer) can be used, may include using carbon,
Glass and/or epoxy resin, polyethylene or the thermosetting plastics of aramid fibre enhancing, for enhancing protection.Outer ground
Material can have following hardness:, about 40 Shore A to about 70 Shore A are optionally, are still optionally further about 68 Shore
A to 72 Shore A.
Outer bottom 20 includes multiple tyre surfaces, and may include multiple first tyre surfaces 40 and multiple second tyre surfaces 50, as shown in figure 1 institute
See.First tyre surface 40 may be interspersed among the second tyre surface 50.Tyre surface 40,50 can be integrally formed with base portion 22.Base portion 22 can have
Pre-selected thickness, such as 1 mm to about 4 mm, are still optionally further about 1.5 mm.The thickness can be chosen so as in outer bottom 20
Each tyre surface, between region and/or part provide desired flexibility.First tyre surface 40 can be by having the first hardness and first
First material of confficient of static friction is constituted.In addition, the lower surface of the first tyre surface 40 limits the first ground contacting surface 42.First ground
Face contact surface 42 separates first distance D1 below base portion 22.
Second tyre surface 50 can be made of the first material, and further include the first layer 52 being arranged in below the first material.The
One layer of 52 the second ground contacting surface 54 of restriction.Second ground contacting surface 54 separates second distance D2 below base portion 22.The
Two distance D2 are greater than first distance D1.The second distance D2 of second ground contacting surface 54 is than the first ground contacting surface 42
First distance D1 about 0.1 mm to 5.0 mm.Optionally, second distance D2 is than about 0.25 mm to 2.5 of first distance D1
Mm, and still optionally further, second distance D2 is than first distance D1 about 0.5 mm to 1.5 mm.Correspondingly, second fetus
Second ground contacting surface 54 in face 50 extends below the first ground contacting surface 42 of the first tyre surface 40.When outer tread cushioning layer
40,50 not by the mass loading of wearer when, first distance D1 can be optionally at least 1 relative to the ratio of second distance D2:
1.1, it still optionally further between 1:1.4 and 1:1.8, and is even still optionally further about 1:1.8.
Second tyre surface 50 may additionally include the shoulder or flange 56 of the upper end of tyre surface 50.Flange 56 can be according to tyre surface 50
Shape, the shape of tyre surface 50 generally surrounds the topmost portion of tread wall 50W.In fact, tread wall 50W can be transitioned into flange
56, it is protruded outward in the upper end of tyre surface 50 from tyre surface 50.In the lower end of tyre surface 50, tread wall 50W can be transitioned into
Interface surface 50I.There, the second Material Physics and/or chemically combine and/or be attached to tyre surface 50 the first material and
Main body 50B and first layer 52.Flange 56 can extend over the main body 50B and wall 50W a distance of tyre surface 50.Flange 56 can be
It is received in the recess portion 58 of the analogous shape limited by indsole 18.In some cases, during tyre surface 50 can be anchored to by flange 56
Bottom 18.Although not showing, flange 56 can be used on the 56L of its lower surface by constituting the overlapping material of indsole 18 by tyre surface
It is fixed to it.As described in more detail below, when footwear 10 are due to the weight and sole assembly 14 and floor surface of wearer
When contacting and loading, flange 56 can help the compression of indsole 18.
First layer 52 limits textured tractive force lower surface, and is made of the second material, and the second material has second
Hardness, the second confficient of static friction and smaller than the wear resistance of the first material.First layer 52 can have hard greater than the first material
The hardness of degree is optionally about 70 Shore A to about 90 Shore A.Second material may include rubber, elastomer and/or gather
Chelate compound has the optional filler component for being dispersed throughout compound.Filler component or material may include reinforcing glass fibre
Dimension, carbon or composite fibre, metallic fiber, polymer fiber, particulate matter and/or combination thereof, so that the second ground contacting surface
54 is chilterns and/or rougher, especially enhance tractive force on moist ice and/or cunning or ice-covered surface.It can
Selection of land, the second material can provide the better tractive force of three times up to than common outer bottom on moist ice surface for outer bottom 18.
Referring now to Fig. 6 and 7, outer bottom 20 further includes multiple channels 60, in the lower surface 26 of upwardly recessed outer bottom 20.It is logical
Road 60 is configured to provide the bending of localization in peripheral region, so that tyre surface 50 can move up.Channel 60 around or about
The flange 56 of each second tyre surface 50.Each channel 60 may include opposite side wall 62 and connection roof 64, limit together wide
Spend W and depth D.Channel 60(and specifically, side wall 62 and roof 64) section can for it is linear, curved, angled,
It is segmentation, circular or polygon.Depth D can extend partially through the thickness of outer bottom 20.The width W and depth in channel 60
D can be selected, to provide the flexibility of the localization of desired amount in the corresponding region of outer bottom 20.For example, the depth D in channel 60
It is substantially equal to the thickness of the base portion 22 of outer bottom 20.Optionally, the depth D in channel 60 can be the two or three of the thickness of base portion 22
Times.Similarly, width W can be selected by the corresponding.The width W that channel 60 can have about 0.1 mm between about 5 mm (such as
1.2 mm) and/or depth D between about 25% to about the 75% of the thickness of outer bottom 20.For example, for having 3.5 mm thickness
Outer bottom 20, the depth D that channel 60 can have between about 0.8 mm and about 2.6 mm (such as depth D be 1 mm, 2 mm or
2.5 mm).The depth and width in channel 60 are bigger, and the flexibility of the localization in the corresponding region of outer bottom 20 is bigger, and
Second tyre surface 50 can be moved up more easily.
Optionally, as shown in figs. 9-12, outer bottom 20 may include the multiple flanks extended downwardly from the base portion 22 of outer bottom 20
70.Flange 56 of the flank 70 around or about each second tyre surface 50.The section of flank 70 can be linear, curved, angulation
It is degree, being segmented, circular or polygon.Each flank 70 includes width and height.Height can be from the base portion 22 of outer bottom 20
It extends a distance into.The width and height of flank 70 can be selected, to provide the office of desired amount in the corresponding region of outer bottom 20
The support in portion.
When wearing 10 object of footwear, when contact of the wearer due to the weight of wearer and with floor surface and on shoes
When applying pressure, the shape of outer bottom 20 is changeable.Permissible first and second ground contacting surfaces 42 of shape change of outer bottom 20,
Both 54 become and ground face contact.More specifically, the second tyre surface 50 is configured in unsupported position (as illustrated in figs.3-5) and bears
It carries and is moved between position (as shown in Figure 8).In unsupported position, the first tyre surface 40 is arranged on the first ground first distance D1(
The distance between face contact surface 42 and base portion 22) at, and the second tyre surface 50 is arranged in the second ground second distance D2(face contact
The distance between surface 54 and base portion 22) at.It unsupported position and tyre surface 40,50 and outer bottom 20 unsupported and/or does not wear
Position is associated.
The weight of the wearer of 10 object of footwear causes both first and second tyre surfaces 40,50 to compress and is moved upwards up to negative
Carry position.In load situation, the first and second ground contacting surfaces 42,54 are mobile towards base portion 22, so that first distance D1
It is reduced to third distance D3, and second distance D2 is reduced to the 4th distance D4, as shown in Figure 8.It should be understood that the first tire
The compression in face 40 can be the density at least partially due to the weight of wearer and the first material.Correspondingly, unsupported first
Difference between distance D1 and the third distance D3 of load may not be significant or violent.
Second tyre surface 50 be configured to when 54 ground-engaging surface of the second ground contacting surface towards base portion 22 individually to
Upper movement.Second tyre surface 50 is at least partly moved upwards up to load situation in indsole 18, as shown in Figure 8.In load byte
In setting, the second tyre surface 50 includes at least flange 56 in each second tyre surface 50() above region at least partially compress indsole
18, the second tyre surface 50 is moved upwards up to the 4th distance D4 from second distance D2.Additionally, around each second tyre surface 50
Channel 60 is that outer bottom 20 provides the flexibility of localization, so that each second tyre surface 50 can be more easily towards base portion 22 to moving up
It is dynamic.Thus, the second ground contacting surface 54 is moved up from base portion 22 towards third distance D3, therefore in the first tyre surface 40 and
Ground force is distributed in two tyre surfaces, 50 the two.For example, the second tyre surface 50 is upwardly movable to about 0.1 mm to 5.0 mm in indsole 18
Distance, to distribute ground force in 50 the two of the first tyre surface 40 and the second tyre surface.Optionally, the second tyre surface 50 can move up
The distance of about 0.5 mm to 1.5 mm in indsole.In addition, between the 4th distance D4 of unsupported second distance D2 and load
Difference can be greater than difference between unsupported first distance D1 and the third distance D3 of load.
In load situation, as shown in Figure 8, the second ground contacting surface 54 and the first ground contacting surface 42 are substantially
It is equal, or about 0 mm below the first ground contacting surface 42, and the third distance of corresponding first and second tyre surface 40,50
D3 and the 4th distance D4 can be essentially equal.When the second tyre surface 50 is arranged in load situation, the second material of the second tyre surface 50
If expecting to be less than the second material when the second tyre surface 50 is retained at second distance D2 when applying ground force by the abrasion of floor surface
Abrasion.This can improve tractive force on a variety of surfaces, and at the same time can also improve before participating in the suitable activity of footwear and
Wear resistance of second material on hard surface (such as road surface) later.
It should be understood that, it is contemplated that the specified weight of the wearer of 10 object of footwear, the first tyre surface 40 and the second tyre surface 50
The compressible indsole of the two, and both tyre surfaces 40 and 50 can move up a distance towards base portion 22.Because first and second
Both tyre surfaces 40 and 50 is mainly made of the first material, thus the first and second tyre surfaces 40 and 50 by movement it is substantially the same away from
From, and the first and second ground contacting surfaces 42 and 54 will retain with it is mutually substantially equal or flush.
As described above, the upper part of tyre surface 40,50 can be made of the first material, however the second tyre surface 50 is under the first material
The first layer 52 of side can be made of the second material for being different from the first material.The selection of these materials can based on provide rigidity,
The performance characteristics of the material of the aspect of wear resistance and tractive force.First material of the first tyre surface 40 and the second tyre surface 50 has the
One hardness.The first layer 52 of second tyre surface 50 is made of the second material and has the second hardness, and indsole 18 is by with third
The third material of hardness is constituted.First hardness is equal to or more than third hardness.The selection of material hardness provides, and indsole 18 compares
The major part of tyre surface 40,50 is softer, so that indsole 18 is compressed first and compresses more than tyre surface 40,50.This helps the
In the upwardly recessed indsole 18 of two tyre surface 50, so that the second ground contacting surface 54 is equal with the first ground contacting surface 42.
The friction between ground or surface that tyre surface 40,50 causes sole assembly 14 to be in contact with it, in various activities and
Support and stability are provided during movement for the wearer of article of footwear.Correspondingly, it is also necessary to consider the tractive force of certain material.
More high density, harder material generally provide bigger wear resistance, but more sliding and do not provide equally good tractive force.
On the contrary, less dense, softer material generally provide better tractive force, but itself is softer and provide smaller resistance to
Lossy.
The first material that the first ground contacting surface 42 is made has the first confficient of static friction.Constitute the second ground face contact table
Second material of face 52 and first layer 52 has the second confficient of static friction.Second confficient of static friction is greater than the first confficient of static friction.
Its higher confficient of static friction of second material use provides improved tractive force, but is easier by the abrasion by floor surface simultaneously
And wear resistance is smaller.Second tyre surface 50 can move up the abrasion for also helping reduce the second tyre surface 50 towards base portion 22.The
Second material of the second ground contacting surface 54 of two tyre surfaces 50 is less than by the abrasion of floor surface is applying ground force Shi Ruo
Two ground contacting surfaces 54 are retained in the abrasion of the second material when at its unsupported position (second distance D2).
Anti-skidding test can be performed to determine the cunning index of the different tyre surfaces of the outer bottom for embodiment hereof, therefore to assess
Facilitate current tread compound in the landform of icing or the water body of freezing.A method of for testing footwear skid resistance
It is ASTM F2913-17, Standard Test Method for Measuring the Coefficient of
Friction for Evaluation of Slip Performance of Footwear and Test Surfaces/
Flooring Using a Whole Shoe Tester(using full shoes tester for measure coefficient of friction with assess footwear and
The standard method of test of test surfaces/floor slip energy).Friction gauge (also referred to as sliding meter) can be used to execute for anti-skidding test,
Friction gauge is the instrument for measuring the friction level between two friction surfaces.The biomethanics of friction gauge simulation mankind's walking step state
Parameter and replicate the mankind walk heel land (such as using leg and ankle device).Anti-skidding test can be in moist and dry item
It is carried out on the first and second tyre surfaces 40,50 and representative materials of this paper under part, to measure between tyre surface and metal surface
Coefficient of friction.Second tyre surface 50(includes the second material of first layer 52) skid resistance and the first tyre surface 40 skid resistance ratio
It can be optionally at least 2:1, be still optionally further about 3:1.
The different zones of sole assembly 14 can have a specific characteristic, the characteristic be designed and strategically position with
Adapt to the distinctive loss in each region, tearing, abrasion and the power of sole assembly 14.For example, the first and second tyre surfaces 40,50 can be
It is spread among each other, example is described in Fig. 1.The positioning of second tyre surface 50 particularly can be positioned strategically, in shoes
Additional tractive force is provided on specific region on bottom, tractive force was important and/or in certain situation phase in this region
Between be relevant.For example, it can be advantageous for the second tyre surface 50 being placed under the plantar ball of the foot of wearer.This is the high pressure of underfooting
Power region, and therefore using the increased tractive force provided by the second tyre surface 50.Second tyre surface 50 may also placed in footwear
In the heel area 38 of 10 objects, and it can be positioned on any suitable configuration on outer bottom and any region of sole assembly
In.
The shape and orientation for the tyre surface 40,50 for being disclosed herein and showing can be asymmetrical and/or irregular.This can table
Show the purpose of shape and orientation not only for beauty.For example, the placement of the second tyre surface 50 can indicate applicant have discovered that
Increased tractive force is beneficial in this region.In addition, the placement of the first tyre surface 40 can indicate applicant have discovered that the area
Bigger wear resistance is beneficial in domain.
Footwear 10 as described herein provide a kind of method of balance, to provide good tractive force and well resistance to for outer bottom
Both lossy.10 object of footwear includes sole structure, and sole structure is configured as passing through landform that is moist, sliding and/or freezing
Improved tractive force is provided, while providing good wear resistance for the loss on hard surface.The different hardness material of outer bottom with
The ability that second tyre surface is at least partly moved upwards up in indsole combines and provides good wear resistance, while still tying
Fabulous tractive force is provided in the features of terrain (those of especially moist and sliding) of ice.
Direction term for example "vertical", "horizontal", " top ", " bottom ", "upper", "lower", "inner", " inside ", "outside" and
" outside " is used to the orientation based on the embodiment shown in the example shown and helps to describe the present invention.The use of direction term is not
It should be interpreted that and limit the invention to any certain orientation.
Above description is the description of currently preferred embodiments of the present invention.This hair as defined in the appended claims is not being departed from
In the case where bright broader aspect, various modifications and change can be made, appended claims should be according to including doctrine of equivalents
Patent Law principle and explained.The disclosure is the institute for presenting for explanatory purposes, and being not necessarily to be construed as of the invention
There is the exhaustion description of embodiment or the scope of the claims is limited to the particular element for combining these implementations to exemplify or describe.
Such as and be not limited to, any individual element of described invention can be by providing substantially similar function or with it
Its mode provides fully operational optional element and replaces.This includes the optional element being for example currently known, such as art technology
Personnel those of currently can be known, and can be in the optional element of future exploitation, such as those skilled in the art can in exploitation
Take as those of optional.In addition, the disclosed embodiments include consistent description and can collaboratively provide the multiple of benefit set
Feature.Other than the degree being expressly recited in the claim announced, the present invention is not limited only to include all these
Feature provides those of all benefits embodiment.In the singular to any reference of the element of claim, such as
Using the article " one ", "one", "the" or " described ", be not construed as the element being limited to odd number.To claim
Any of element individually comprises any one of X, Y or Z and X, Y with reference to as " at least one of X, Y and Z " is meant
With any combination (any amount of unit in these combinations) of Z, such as X, Y, Z;X,Y;X,Z;With Y, Z.
Claims (20)
1. a kind of article of footwear, comprising:
Vamp;With
Outer bottom in conjunction with the vamp, the outer bottom include the first tyre surface and the second tyre surface for extending downwardly from the first tyre surface,
The outer bottom limits base portion on the lower surface of the outer bottom, and the lower surface extends between first and second tyre surface;
Wherein, first tyre surface is made of the first material, first tyre surface be limited to below the base portion separate first away from
From the first ground contacting surface;
Wherein, second tyre surface is made of first material, and including one layer second below first material
Material, second material are smaller than the wear resistance of first material,
Wherein, second tyre surface is limited to the second ground contacting surface that second distance is separated below the base portion, and described the
Two distances are greater than the first distance, so that second ground contacting surface of second tyre surface is in first tyre surface
Extend below first ground contacting surface,
Wherein, second tyre surface be configured to when the second ground contacting surface ground-engaging surface towards the base portion to
Upper movement, so that second ground contacting surface is moved up from the base portion towards the first distance, described
Ground force is distributed on both one tyre surface and second tyre surface,
If second material of second tyre surface is less than when applying ground force described the by the abrasion of floor surface as a result,
The abrasion of second material described in when two tyre surfaces are retained at the second distance.
2. article of footwear according to claim 1,
Wherein, the second distance of second ground contacting surface than first ground contacting surface described first away from
From about 0.1 mm to 5.0 mm.
3. article of footwear according to claim 1, the outer bottom include:
Multiple first tyre surfaces and multiple second tyre surfaces, and
The multiple channels limited in the base portion,
Wherein, one upper end of each of the multiple channel in the multiple second tyre surface.
4. article of footwear according to claim 3, comprising:
Indsole above the upper surface of the outer bottom is set.
5. article of footwear according to claim 4,
Wherein, said midsole is made of the third material with third hardness,
Wherein, first material of the multiple first tyre surface and the multiple second tyre surface has the first hardness, and institute
The first hardness is stated equal to or more than the third hardness.
6. article of footwear according to claim 5,
Wherein, each of the multiple channel in each of the multiple second tyre surface provides part for the outer bottom
The flexibility of change, so that when the second ground contacting surface ground-engaging surface, each of the multiple second tyre surface
It can be moved up towards the base portion.
7. article of footwear according to claim 6,
Wherein, due to the weight of the wearer of article of footwear, the multiple second fetus is moved in said midsole upwardly, at least
Locally compress said midsole.
8. article of footwear according to claim 7,
Wherein, the multiple second fetus, which faces upward, is moved to the distance of about 0.1 mm to 5.0 mm in said midsole, described
Ground force is distributed on both multiple first tyre surfaces and the multiple second tyre surface.
9. article of footwear according to claim 1,
Wherein, the first distance and the ratio of the second distance are at least 1:1.1.
10. a kind of article of footwear, comprising:
Vamp;
Indsole;With
In conjunction with the vamp and the outer bottom below said midsole is set, the outer bottom includes:
Multiple first tyre surfaces extended downwardly from the lower surface of the outer bottom, and
Multiple second tyre surfaces extended downwardly from the lower surface of the outer bottom;
Wherein, the multiple first tyre surface is made of the first material with the first confficient of static friction, the multiple first tyre surface
Limit the first ground contacting surface;
Wherein, the multiple second tyre surface is made of first material, and including one layer below first material
Second material, second material have the second confficient of static friction and limit the second ground contacting surface,
Wherein, second confficient of static friction is greater than first confficient of static friction, and second ground contacting surface is set
About 0.1 mm to 5.0 mm below first ground contacting surface is set,
Wherein, due to the weight of the wearer of article of footwear, the multiple second tyre surface is at least partly moved upwards up to described
In indsole, said midsole at least is compressed in the region above the multiple second tyre surface, until the second ground face contact table
It moves upwardly, so that second ground contacting surface, 0 mm substantially below first ground contacting surface.
11. article of footwear according to claim 10,
Wherein, the outer bottom includes extending and surrounding flank in each of the multiple second tyre surface from the outer bottom.
12. article of footwear according to claim 10,
Wherein, first material has the first hardness, and second material has the second hardness, and said midsole is by having
The third material of third hardness is made,
Wherein, first hardness and the third hardness are different from each other.
13. article of footwear according to claim 12,
Wherein, the third hardness is greater than first hardness.
14. article of footwear according to claim 13,
Wherein, the multiple second fetus face pressure contracting said midsole, until second ground contacting surface and first ground
Contact surface is substantially equal,
Ground force is distributed on both the multiple first tyre surface and the multiple second tyre surface as a result, and the multiple
If second material of two tyre surfaces by floor surface abrasion be less than when applying ground force the multiple second tyre surface it is unlikely
The abrasion of second material described in when being partially moved upwards up in said midsole.
15. article of footwear according to claim 14,
Wherein, first ground contacting surface of first tyre surface separates first distance, and institute below the base portion
Second ground contacting surface for stating the second tyre surface separates second distance below the base portion, and the first distance with
The ratio of the second distance is at least 1:1.1.
16. a kind of article of footwear, comprising:
Vamp;
Indsole;With
Outer bottom in conjunction with the vamp, the outer bottom include:
Tyre surface arrangement, the tyre surface arrangement includes multiple first tyre surfaces being dispersed among multiple second tyre surfaces, and
Multiple channels, in the lower surface of the multiple recessed outer bottom in channel, wherein one in the multiple channel surrounds
Upper end in each of the multiple second tyre surface;
Wherein, the multiple first tyre surface is made of the first material and limits the first ground contacting surface,
Wherein, the multiple second tyre surface is by first material and one layer of second material structure below first material
At, second material limits textured tractive force surface and the second ground contacting surface,
Wherein, 0.25 mm to 2.5 mm is arranged below first ground contacting surface in second ground contacting surface,
Wherein, due to the weight of the wearer of footwear, when the outer bottom is engaged with floor surface, the multiple second fetus towards
On be moved to the distance of about 0.25 mm to 2.5 mm in said midsole, thus the area at least above the multiple second tyre surface
Said midsole is compressed in domain, so that second ground contacting surface is substantially flush with first ground contacting surface, from
And ground force is distributed on both the multiple first tyre surface and the multiple second tyre surface.
17. article of footwear according to claim 16,
Wherein, the multiple channel around the multiple second tyre surface provides the flexibility of localization for the outer bottom, so that
Each of the multiple second tyre surface can be at least partly moved upwards up in said midsole.
18. article of footwear according to claim 16,
Wherein, first material has the first confficient of static friction, and second material has greater than first friction
Second confficient of static friction of coefficient.
19. article of footwear according to claim 18,
Wherein, when second ground contacting surface and first ground contacting surface are substantially flush the multiple second
Second material of tyre surface is less than by the abrasion of floor surface to be connect when second ground contacting surface on first ground
Touch abrasion when lower face extends.
20. article of footwear according to claim 16,
Wherein, said midsole is made of the third material with third hardness,
Wherein, first material of the multiple first tyre surface and the multiple second tyre surface has the first hardness, and institute
The first hardness is stated equal to or more than the third hardness.
Applications Claiming Priority (2)
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US15/976,999 US10492565B2 (en) | 2017-10-06 | 2018-05-11 | Footwear with improved traction |
US15/976999 | 2018-05-11 |
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CN110464077B CN110464077B (en) | 2021-05-04 |
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Effective date of registration: 20231107 Address after: Michigan, USA Patentee after: Gemini Asia Maile Co.,Ltd. Address before: Michigan, USA Patentee before: Wolverine Outdoors, Inc. |