CN208160174U - A kind of shoe body material structure - Google Patents
A kind of shoe body material structure Download PDFInfo
- Publication number
- CN208160174U CN208160174U CN201820750377.2U CN201820750377U CN208160174U CN 208160174 U CN208160174 U CN 208160174U CN 201820750377 U CN201820750377 U CN 201820750377U CN 208160174 U CN208160174 U CN 208160174U
- Authority
- CN
- China
- Prior art keywords
- framework
- cell space
- shoe body
- body material
- material structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000463 material Substances 0.000 title claims abstract description 56
- 230000007704 transition Effects 0.000 claims abstract description 12
- 239000007779 soft material Substances 0.000 claims description 5
- 238000013016 damping Methods 0.000 abstract description 23
- 238000000034 method Methods 0.000 abstract description 11
- 230000035939 shock Effects 0.000 abstract description 8
- 230000037147 athletic performance Effects 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 230000001739 rebound effect Effects 0.000 abstract description 3
- 210000004027 cell Anatomy 0.000 description 51
- 230000000694 effects Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 210000001744 T-lymphocyte Anatomy 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000386 athletic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005293 physical law Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a kind of shoe body material structures, the shoe body material structure includes multiple cell space units, each cell space unit includes at least two frameworks, the framework is arranged in a crossed manner, the medial surface corner of each framework is equipped with the recess being recessed outward, is connected between the recess and the medial surface of the framework by curved surfaces transition.When walking, running or moving, recess in frame structure provides cushion space, good damping performance is provided, after shock absorbing process, curved surfaces start to contact, and allow material to be totally hardened to stretch the effective physical support of stage offer or rebound effect pedaling, can provide good damping performance, good energy rebound can be also provided simultaneously and stretch efficiency to provide good pedal, bring the completely new functional experience of damping and athletic performance.
Description
Technical field
The utility model relates to material structure field more particularly to a kind of shoe body material structures.
Background technique
As sports fan increasingly increases the demands such as movement participation and athletic equipment, in order to improve athletic performance and add
The protection of sharp movement damage, the Functional Design of sport footwear are always one of the target that producer pursues, wherein the shock-absorbing function of shoes
Particularly important, it can promote snugness of fit, and effectively buffering is walked, and is run or the impact force for moment of contacting to earth when moving,
Softer or shock absorption generally can be used to meet sole or insole cushion performance in this risk for helping to reduce injury of human
Preferable vibration-absorptive material, but such material is different provides the rebound of good energy surely to meet the needs of athletic performance.
So far, the research based on sneaker shock absorption also has very much, but is concentrated mainly on two aspects on the whole, and one
Kind is surface structure damping, i.e., by the deformation of particular appearance structure under external force, come when extending sole impact force action
Between, instant impact peak value is bottomed out to reduce, reduces injury of the vola to knee；Another is preferable by cushion performance
Soft material realize shock-absorbing function；But it is either above-mentioned any, it can not all break through traditional material deformation mechanism (i.e. ox
Physical law) restriction, it means that the space that material function improves also greatly is limited, and damping performance will affect when improving
Performance is stretched in pedaling for energy rebound, is not well positioned to meet damping (generally softer) and is pedaled the demand for stretching efficiency (general harder).
Utility model content
The utility model embodiment provides a kind of material structure, can provide good damping performance, while can also provide good
Good energy, which rebounds, stretches efficiency to provide good pedal.
The utility model embodiment adopts the following technical solutions：A kind of shoe body material structure, the shoe body material structure packet
Multiple cell space units are included, each cell space unit includes at least two frameworks, and the framework is arranged in a crossed manner, each framework
Medial surface corner be equipped with the recess that is recessed outward, pass through curved surfaces mistake between the recess and the medial surface of the framework
Cross connection.
Further, the recess is cylindrical surface, and the recess is set towards the direction of the framework medial center
There is elongated opening, in the opening, the recess is connected with two medial surfaces of the framework by curved surfaces transition respectively
It connects.
Further, the curved surfaces are oppositely arranged, and preset distance is equipped between curved surfaces.
Further, the cell space unit includes the first framework and second framework, first framework and second frame
Body is arranged in respective centerline square crossing.
Further, the length of the framework is L, the framework with a thickness of T, the long model than T/L of the thickness of the framework
It encloses between 10%-20%.
Further, the multiple cell space unit is aligned in a first direction, and the multiple cell space unit is second
It is staggered respectively on direction and third direction, the first direction, the second direction and the third direction are respectively three
Three directions of dimension space.
Further, the first direction is Impact direction.
Further, in said first direction, the center line alignment of multiple cell space units, the cell space unit being disposed adjacent
Framework be respectively aligned to and mutually abut.
Further, in the second direction and the third direction, the centerline parallel of multiple cell space units, cell space
A part of a part of the framework of unit and the framework of adjacent cell space unit abuts, another part of the framework of cell space unit and
A part of the framework of adjacent another cell space unit abuts.
Further, the framework is soft material framework.
At least one above-mentioned technical solution that the utility model embodiment uses can reach following beneficial effect：This is practical
In novel, when walking, running or moving, the recess in frame structure provides cushion space, provides good damping performance, subtracts
After shake process, curved surfaces start to contact, and allow material to be totally hardened to provide effective physical support or anti-pedaling the stage of stretching
Bullet effect, can provide good damping performance, while can also provide good energy rebound and stretch efficiency to provide good pedal,
Bring the completely new functional experience of damping and athletic performance.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model
Improper restriction.In the accompanying drawings：
Fig. 1 is the structure chart of cell space unit in the utility model.
Fig. 2 is the main view of framework in the utility model.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the part-structure figure of shoe body material structure in the utility model.
Fig. 5 is the schematic diagram of first direction in the utility model, second direction and third direction.
Fig. 6 is the arrangement schematic diagram of the cell space unit in the utility model on first direction.
Fig. 7 is the arrangement schematic diagram of the cell space unit in the utility model in second direction.
Fig. 8 is the arrangement schematic diagram of the cell space unit in the utility model on third direction.
Fig. 9 is the double-hump characteristics figure of the shoe body material structure in the utility model.
Wherein：
1 cell space unit
10 frameworks
11 first frameworks
12 second frameworks
101 recesses
102 cambered surfaces
103 medial surfaces
104 lateral surfaces
The length of the framework of L cell space unit
L2The length of the recess center of circle to cell space unit lateral surface is,
L3The distance of the medial surface of the framework of cell space unit to lateral surface is,
The radius of R recess
Preset distance between D curved surfaces,
The thickness of the framework of T cell space unit
Z first direction
X second direction
Y third direction
Specific embodiment
It is specific below in conjunction with the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Technical solutions of the utility model are clearly and completely described in embodiment and corresponding attached drawing.Obviously, described embodiment
It is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field
Those of ordinary skill's every other embodiment obtained without making creative work, belongs to the utility model
The range of protection.
Below in conjunction with attached drawing, the technical solution that various embodiments of the utility model provides is described in detail.
Shown in as shown in figures 1-8, the utility model embodiment provides a kind of shoe body material structure, as shown in figure 4, described
Shoe body material structure includes multiple cell space units 1, as shown in Figure 1, each cell space unit 1 includes at least two frameworks 10,
The middle section of the framework 10 is that material structure provides shrink space for sky, and the framework 10 is preferably rectangular, described
Framework 10 is arranged in a crossed manner, and 103 corner of medial surface of each framework 10 is equipped with the recess 101 being recessed outward, the recess
It is connected between 101 and the medial surface 103 of the framework 10 by 102 transition of curved surfaces.When walking, running or moving, shoes
Body material structure is subject to downward force, and the recess 101 in framework 10 provides cushion space, and shoe body material structure is first in buffering sky
Between compressed in range, due to being that empty recess 101 provides cushion space, damping effect is obvious, to provide good damping
Performance, after shock absorbing process, with the continuation of compression, curved surfaces 102 start to contact, and allow material to be totally hardened to stretch pedaling
Stage provides effective physical support or rebound effect, thus provide pedal well stretch it is new can, and due to be curved surfaces 102 by
Gradual transition will not cause very big impact so that stretching stage smooth transition to pedaling by damping, therefore the material structure of the utility model
Good damping performance can be provided, while good energy rebound can be also provided and stretch efficiency to provide good pedal, bring and subtract
The completely new functional experience of shake and athletic performance.
The recess 101 can be the sunk surface of various arcs, as shown in Figure 1 and Figure 2, excellent to provide smooth transition
It is selected as cylindrical surface, so that uniform force extends to framework, the recess 101 is in the direction towards the framework medial center
Equipped with elongated opening, in the opening, the recess 101 passes through arc with two medial surfaces 103 of the framework 10 respectively
102 transition of surface connection, after the cushion space of recess 101 provides damping, to avoid the medial surface 103 of framework 10 from contacting suddenly
Impact force is generated, the shape of the structure of recess 101 and curved surfaces 102 is only used for for example, not playing restriction in Fig. 1, Fig. 2
Effect.
The curved surfaces 102 are oppositely arranged, between curved surfaces 102 be equipped with preset distance D, shoe body material structure by
After compression, while recess 101 provides bumper and absorbing shock, the distance between the curved surfaces being oppositely arranged 102 are gradually reduced, and subtract
After shake, the distance between curved surfaces 102 being oppositely arranged are gradually reduced to zero, the 102 phase mutual connection of curved surfaces being oppositely arranged
Touching, the stage of stretching provides support and energy rebounds hence into pedaling, and the preset distance is according to the type, function, target user etc. of shoes
It determines, the utility model does not limit the size of preset distance D.
The cell space unit 1 may include that multiple frameworks 10 are formed by connecting, and the optional cell space unit 1 may include circumferentially
Equally distributed multiple frameworks 10, the utility model are illustrated by taking two frameworks 10 as an example, and the cell space unit includes first
Framework 11 and second framework 12, first framework 11 and the second framework 12 are set in respective centerline square crossing
It sets.First framework 11 and second framework 12 surround hollow space, provide shrink space for cell space unit 1, cell space unit 1 it is upper
Lower surface stress, the recess 101 of cell space unit 1 provides bumper and absorbing shock after stress, and 101 opening of rear recess is oppositely arranged
Curved surfaces 102 start to contact, and the medial surface 103 of then smooth transition to framework 10 contacts, after stress, in cell space unit 1
Portion ensure that the internal contraction of cell space unit 1, the i.e. space of cell space unit 1 being internally provided with for its own structure both shrinks
The space of damping is provided, while making material be hardened after the contact of medial surface 103 of framework 10 and energy rebound and support is provided.
As shown in Figure 2 and Figure 3, the length of the framework 10 be L, the framework 10 with a thickness of T, the thickness of the framework 10
The long range than T/L is between 10%-20%.The position of the length of the framework 10, thickness, the radius of recess 101, recess 101
It sets etc. and to be determined according to type, function, target user of shoes etc., the utility model does not limit the size of above-mentioned parameter.When manufacture,
Then the size that each parameter can be calculated according to the type, function, target user etc. of shoes manufactures according to each parameter and produces the material
Material.
As shown in figure 5, indicating first direction with Z-direction, X-direction indicates that second direction, Y-direction indicate third direction, with
First direction, second direction and third direction respectively represent three directions of three-dimensional space.The first direction is Impact direction.
Usual first direction is the thickness direction of material, and the multiple cell space unit 1 is aligned in a first direction, the multiple born of the same parents
Body unit 1 is staggered respectively in second direction and third direction, and for the sake of simplicity, Fig. 6-Fig. 8 is respectively schematically shown
The arrangement architecture of cell space unit 1, wherein not embodying the structure of cell space unit 1 in detail.As shown in fig. 6, in the first party
Upwards, the center line alignment of multiple cell space units 1, the framework 10 for the cell space unit 1 being disposed adjacent are respectively aligned to and mutually abut.
As shown in Figure 7, Figure 8, in the second direction and the third direction, the centerline parallel of multiple cell space units 1, cell space list
The a part of of a part and the framework of adjacent cell space unit 1 of the framework 10 of member 1 abuts, the framework 10 of cell space unit 1 it is another
Part is abutted with a part of the framework of adjacent another cell space unit 1.When stress, in a first direction upper of cell space unit 1
Middle part between surface and lower surface internally shrinks (not shown), i.e. cell space unit 1 is internally provided with for its own
The space of structure both shrinks ensure that and provide the space of damping, while after the contact of medial surface 103 of framework 10 material is hardened and mentioning
It rebounds and supports for energy.
The framework 10 is soft material framework, such as rubber, flexible plastic.The utility model does not limit soft material
Type.The material structure of the utility model can be used in the movement sequences shoes such as running shoe, shoes for walking with vigorous strides, basketball shoes and bodybuilding shoe
On, to provide good damping performance on the movement sequences shoes such as running shoe, shoes for walking with vigorous strides, basketball shoes and bodybuilding shoe, mention simultaneously
Ballistic properties are stretched for good pedal.
As shown in Figure 2 and Figure 3, the length of the framework 10 of cell space unit 1 is L, the center of circle of recess 101 to cell space unit 1 outside
The length of side 104 is L2, the distance of medial surface 103 to the lateral surface 104 of the framework 10 of cell space unit 1 is L3, recess 101
Radius is R, and the preset distance between curved surfaces 102 is D, the framework 10 of cell space unit 1 with a thickness of T, wherein L, L2, L3, R,
D, T are control parameter.Different control parameter combinations represent different structures.Such as following parameter combination can be used as one group and set
Parameter value is counted to use：L=3.63mm, L2=0.23mm, L3=0.38mm, R=0.091mm, D=0.058mm, T=0.45mm.
Above-mentioned parameter is not intended as the restriction of the utility model, is illustrative only.
As a kind of possible embodiment, the utility model can use numerical finite element method and design material structure
Model and move/static mechanical behavior simulation and cell space cellular construction optimization design to model, makes it after shock absorbing process
It is in contact between the framework of (after generally 50 milliseconds) model cell space unit, optimization obtains each ginseng of the framework of cell space unit
Numerical value, finite element method can obtain acceptable numerical solution, and then the basis as analysis optimization to most of practical problems.
Optimization method is established on the basis of fundamental mechanics theoretical (Laws of Mechanics such as stress-strain relation, buckling) and finite element method.
By finite element method come simulative optimization effect, and then the time of structure design, capital consumption are significantly saved, is product design
Sizing provides the analog result that can be referred to.Using the thought of mathematics discrete approximation to actual physical system (geometry, operating condition)
Corresponding mathematical model is established in variation and reaction, acceptable numerical value is then calculated, to simulate to truth.
Shoe body material described in the utility model can be manufactured by way of 3D printing after calculating the parameter of cell space unit 1
Structure.
Using material structure described in the utility model, impact peak value acceleration can reach 6.73m/s2, energy rebound can
Reach 44.72%, hence it is evident that better than traditional shoe body material.In addition to material parameter, the adaptive variation of the mechanical property of structure
Journey (rigidity adaptive variation) and traditional shoe body material have significant difference, as shown in figure 9, during falling sphere compression experiment, tool
There is apparent double-hump characteristics, cushion performance is excellent, so that it is experienced upper performance in actually wearing and is substantially improved.
Shoe body material structure provided by the utility model is the material structure with negative poisson's ratio function.With negative poisson's ratio
The material structure of function has more special and superior performances compared with traditional material, as modulus of shearing is big, fracture toughness is high, tired
The advantages that durability is good, energy absorbing efficiency is high, specific strength and specific stiffness are high and is not likely to produce dent.Further, this is practical new
In type when walking, running or moving, shoe body material structure is subject to downward force, and it is empty that the recess 101 in framework 10 provides buffering
Between, shoe body material structure is first compressed within the scope of the cushion space, due to being that empty recess 101 provides cushion space, damping
Effect is obvious, to provide good damping performance, after shock absorbing process (after generally 50 milliseconds), and with the continuation of compression,
Curved surfaces 102 start to contact, and allow material to be totally hardened to provide effective physical support or rebound effect pedaling the stage of stretching,
To provide well pedal stretch it is new can, and due to be the gradually transition of curved surfaces 102 will not cause very big impact so that by
Damping stretches stage smooth transition to pedaling, so that impact peak value acceleration and energy spring back effect promoting, therefore the utility model
Material structure can provide good damping performance, while can also provide good energy rebound and stretch effect to provide good pedal
Can, bring the completely new functional experience of damping and athletic performance.
The above description is only the embodiments of the present invention, is not intended to limit the utility model.For this field
For technical staff, various modifications and changes may be made to the present invention.All institutes within the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc. of work, should be included within the scope of the claims of the utility model.
Claims (10)
1. a kind of shoe body material structure, which is characterized in that the shoe body material structure includes multiple cell space units, each born of the same parents
Body unit includes at least two frameworks, and the framework is arranged in a crossed manner, and the medial surface corner of each framework is equipped with recessed outward
Sunken recess is connected between the recess and the medial surface of the framework by curved surfaces transition.
2. shoe body material structure according to claim 1, which is characterized in that the recess is cylindrical surface, described recessed
Mouthful be equipped with elongated opening in the direction towards the framework medial center, in the opening, the recess respectively with the frame
Two medial surfaces of body are connected by curved surfaces transition.
3. shoe body material structure according to claim 2, which is characterized in that the curved surfaces are oppositely arranged, arc table
Preset distance is equipped between face.
4. shoe body material structure according to claim 1, which is characterized in that the cell space unit includes the first framework and the
Two frameworks, first framework and the second framework are arranged in respective centerline square crossing.
5. shoe body material structure according to claim 4, which is characterized in that the length of the framework is L, the framework
With a thickness of T, the long range than T/L of the thickness of the framework is between 10%-20%.
6. shoe body material structure according to claim 1, which is characterized in that the multiple cell space unit is in a first direction
It is aligned with, the multiple cell space unit is staggered respectively in second direction and third direction, the first direction, described
Second direction and the third direction are respectively three directions of three-dimensional space.
7. shoe body material structure according to claim 6, which is characterized in that the first direction is Impact direction.
8. shoe body material structure according to claim 7, which is characterized in that in said first direction, multiple cell space lists
The center line alignment of member, the framework for the cell space unit being disposed adjacent are respectively aligned to and mutually abut.
9. shoe body material structure according to claim 7, which is characterized in that in the second direction and the third direction
On, the centerline parallel of multiple cell space units, one of the framework of a part of the framework of cell space unit and adjacent cell space unit
Divide and abut, another part of the framework of cell space unit is abutted with a part of the framework of adjacent another cell space unit.
10. shoe body material structure according to claim 1, which is characterized in that the framework is soft material framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820750377.2U CN208160174U (en) | 2018-05-18 | 2018-05-18 | A kind of shoe body material structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820750377.2U CN208160174U (en) | 2018-05-18 | 2018-05-18 | A kind of shoe body material structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208160174U true CN208160174U (en) | 2018-11-30 |
Family
ID=64363905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820750377.2U Active CN208160174U (en) | 2018-05-18 | 2018-05-18 | A kind of shoe body material structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208160174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108464571A (en) * | 2018-05-18 | 2018-08-31 | 李宁（中国）体育用品有限公司 | A kind of shoe body material structure |
-
2018
- 2018-05-18 CN CN201820750377.2U patent/CN208160174U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108464571A (en) * | 2018-05-18 | 2018-08-31 | 李宁（中国）体育用品有限公司 | A kind of shoe body material structure |
| CN108464571B (en) * | 2018-05-18 | 2023-09-08 | 李宁（中国）体育用品有限公司 | Shoe material structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4524421B2 (en) | Sole construction for energy storage and return | |
| US6763611B1 (en) | Footwear sole incorporating a lattice structure | |
| CA2606690A1 (en) | Sole structure of a sports shoe | |
| CN1688221A (en) | Footwear item for ball game | |
| CN208160174U (en) | A kind of shoe body material structure | |
| CN105054482A (en) | Sports shoes with foot guiding and forefoot rebounding functions and shoe soles of sports shoes | |
| CN201585487U (en) | Shock buffering mechanism for high-stability shoes | |
| CN108464571A (en) | A kind of shoe body material structure | |
| CN102907823A (en) | High-elasticity soles | |
| CN206791800U (en) | A kind of bionical bradyseism midsole of sport footwear | |
| CN201319903Y (en) | Sports shoe sole with three-level shock-absorbing function | |
| CN203969419U (en) | A kind of sole and footwear | |
| RU2238016C2 (en) | Sole structure for accumulating and releasing of energy | |
| CN102273769B (en) | Sport shoe and outsole thereof | |
| CN201019060Y (en) | Comfortable insole | |
| CN103859693B (en) | A kind of sport footwear with the shearing damping device of annular flabellum shape hollow out layout | |
| CN201523718U (en) | Novel sports shoe aircushion | |
| CN209436358U (en) | A kind of novel damping Lightweight shoe bottom | |
| CN203748757U (en) | Sneaker with circular blade-shaped shearing shock absorption devices of hollow layout | |
| CN105620577B (en) | Series-parallel connection shock resistance apery Three Degree Of Freedom machinery foot | |
| CN102018323A (en) | Manufacturing method of novel gym shoe air cushion (in type of air bubble) | |
| CN201491824U (en) | Dual-density vibration-proof sole | |
| CN204580075U (en) | A kind of gradient dual intensity sole | |
| CN201878864U (en) | Sports shoe with foot deformity control device | |
| CN201813948U (en) | Corrosion resistant apparatus for shoe sole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |