CN1976606A - Slip-resistant shoe sole - Google Patents
Slip-resistant shoe sole Download PDFInfo
- Publication number
- CN1976606A CN1976606A CNA2005800219959A CN200580021995A CN1976606A CN 1976606 A CN1976606 A CN 1976606A CN A2005800219959 A CNA2005800219959 A CN A2005800219959A CN 200580021995 A CN200580021995 A CN 200580021995A CN 1976606 A CN1976606 A CN 1976606A
- Authority
- CN
- China
- Prior art keywords
- ground connection
- connection protuberance
- slip shoes
- base portion
- protuberance
- 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.)
- Granted
Links
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- 229920001971 elastomer Polymers 0.000 claims description 10
- 239000005060 rubber Substances 0.000 claims description 9
- 230000003746 surface roughness Effects 0.000 claims description 8
- 244000043261 Hevea brasiliensis Species 0.000 claims description 6
- 229920003052 natural elastomer Polymers 0.000 claims description 6
- 229920001194 natural rubber Polymers 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 239000004800 polyvinyl chloride Substances 0.000 claims description 5
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 5
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 4
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 4
- 229920003051 synthetic elastomer Polymers 0.000 claims description 4
- 239000005061 synthetic rubber Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 19
- 238000005452 bending Methods 0.000 description 16
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- 239000000203 mixture Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000000945 filler Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 230000003068 static effect Effects 0.000 description 4
- 238000004073 vulcanization Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004040 coloring Methods 0.000 description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 description 3
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- 239000002174 Styrene-butadiene Substances 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229920002857 polybutadiene Polymers 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 229920002396 Polyurea Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229920003244 diene elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920005558 epichlorohydrin rubber Polymers 0.000 description 1
- -1 ethylene, propylene Chemical group 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
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- 238000000465 moulding Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
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Images
Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
- A43B13/22—Soles made slip-preventing or wear-resisting, e.g. by impregnation or spreading a wear-resisting layer
- A43B13/223—Profiled soles
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B3/00—Footwear characterised by the shape or the use
- A43B3/0036—Footwear characterised by the shape or the use characterised by a special shape or design
- A43B3/0068—V-shaped
Abstract
The slip resistant shoe sole 1 of the invention comprises a plurality of ground contact projections 3 formed on the ground contact side of the sole base 2 with a predetermined gap between adjacent ground contact projections 3 in the longitudinal direction of the base 2, the ground contact projections 3 having a V-shaped horizontal cross section, having inclined reinforcements 5 provided at the roots of the ground contact projections 3 on the base 2, and being formed using an elastomeric polymer with a JIS-A hardness of 45 to 80 as measured at 20 DEG C.
Description
Technical field
The present invention relates at the bottom of a kind of on-slip shoes, even its make the floor of smooth or mirror finish, owing to by coverings such as moisture film, oil film, soap film and easily also can compare stable walking on the metal covering of floor, manhole cover and the street gutter trash rack etc. made of the stone material in the floor of cunning, the building etc. etc.
Background technology
The various schemes of improving the skid resistance at the bottom of the on-slip shoes have been proposed.
For example, known to the hard material thermal spraying is removed hard material from the ground plane of projection on the projection of the embossed surface that go up to form of base (outsole base) outside then, thus give the sole (patent documentation 1) that make with edge effect the side of projection.
Also known have a sole that contains fine of magnetic, this fine ground plane with respect to the embossing protuberance is upwards directed, thereby, also strengthened cured resin (patent documentation 2) itself as filler owing to the difference of hardness between resinite and embossed portion fine produces grabbing property.
Also known a kind of sole, wherein at least one of the stampeding section of sole and rear heel, form the transverse curvature groove that at least one buckling intersects with groove with groove and at least one and this buckling, thereby when anxious stopping time sole can be along bending groove bending, and the face of sole can grabbed floor, thereby increases contact area and realize advantages of excellent stability and skid resistance (patent documentation 3).
Also known a kind of indoor sport sole, it is to have many grooves that are parallel to each other and form on the ground plane side of 45 to 85 sole in JIS-A hardness, the width of each groove is 0.2 to 1.0mm, the degree of depth is 1 to 3mm, adjacent slot be spaced apart 2 to 10mm, thereby make the edge of protuberance be difficult to bending (patent documentation 4).
Rubber-sole can easily not begin to slide, but Once you begin slides, and is difficult to stop to slide.Become known for improveing this problem be a kind of on-slip shoes at the bottom of, it has the layout (patent documentation 5) of improvement on the sole ground plane, wherein grounding parts is 54 to 62 (JIS-A by hardness, 20 ℃) rubber, polyvinyl chloride and polyurethane make, and be formed with the block-like design pattern thereon, for example, polygon, circle etc., and the thickness of thin portion is 3 to 8mm.Block-like design design of patterns height is 1 to 7mm, design grade is 0 to 3 °, and minimum dimension is 2 to 8mm, and top no concave-convex design but smooth, thereby can cut water or oil reservoir on the floor, thereby suppresses the block-like design distortion.
Also known a kind of sole with improvement skid resistance has broaden the gradually ground connection protuberance (patent documentation 6) of (back taper) from base portion terminad portion.Also known a kind of sole, the independent block-like design such as the venue such as polygon, circle that wherein form on the ground plane of sole form pattern on whole sole, thus block-like design is difficult for depression and sole has counter-bending structure (patent documentation 7).
Patent documentation 1: Japanese kokai publication hei 5-277002 communique
Patent documentation 2: Japanese kokai publication hei 6-154008 communique
Patent documentation 3: Japanese kokai publication hei 7-236503 communique
Patent documentation 4: Japanese kokai publication hei 8-280406 communique
Patent documentation 5: TOHKEMY 2000-106903 communique
Patent documentation 6: TOHKEMY 2000-116403 communique
Patent documentation 7: TOHKEMY 2002-165607 communique
Summary of the invention
The problem that invention will solve
But, because not exclusively satisfied aspect the discharge of the liquid that on bending resistance, deformation resistance, adherence properties and ground, exists of its ground connection protuberance, therefore can not provide the skid resistance of abundant satisfaction at the bottom of the above-mentioned on-slip shoes.Below will describe in detail.
Shown in Figure 10 (a), when vertical formation had the ground connection protuberance 23 of rectangle vertical section on base portion 22, ground connection protuberance 23 is crooked easily and distortion shown in Figure 10 (b), causes bending resistance and deformation resistance poor, and weak edge effect is provided thus.For the bending resistance and the deformation resistance of the ground connection protuberance 23 that improves structure like this, can consider to improve its hardness.But when ground connection protuberance 23 was too hard, the gripping power of ground plane was low, and sole slides easily.Even add filler etc. when improving the intensity of gripping power and ground connection protuberance 23, can not obtain the bending resistance that abundant satisfaction is provided and the abundant intensity of deformation resistance by protuberance with rectangle vertical section when being shown in as patent documentation 2 in the ground connection protuberance 23.When the mode that has a V-arrangement horizontal section with protuberance when the ground connection protuberance 23 with rectangle vertical section on base portion 22 formed, the bending resistance and the deformation resistance of ground connection protuberance 23 were more or less improved, but do not reach the level of abundant satisfaction.
Shown in patent documentation 5, the ground connection protuberance 23 that has a trapezoidal vertical section by formation makes bending resistance and the deformation resistance that protuberance 23 is tapered and can provides satisfied from base portion 22 terminads.But in this case, as shown in figure 11, because the angle on 100 on ground connection protuberance 23 and ground is an acute angle, so the gripping power of ground connection protuberance 23 on ground 100 is poor.Another problem is when footwear are stepped on ground 100 on the liquid that exists such as water, the wet goods, liquid may enter between the ground plane 24 and ground 100 of ground connection protuberance 23, because as shown in figure 11, because between ground connection protuberance 23 and the ground 100 is acute angle, by trampling the boundary that the liquid that is under pressure is directed to ground plane 24 and ground 100.
Therefore, the purpose of this invention is to provide a kind of sole, by strengthening the bending resistance and the deformation resistance of ground connection protuberance, and have the skid resistance of abundant satisfaction at the good earth-grasping force that keeps the ground connection protuberance and in the good emission performance of the liquid that exists on to ground.
Solve the means of problem
To achieve these goals, have at the bottom of the on-slip shoes of the present invention with base portion vertically on a plurality of ground connection protuberances of forming on the ground connection side of predetermined space between adjacent ground connection protuberance at the sole base portion.This ground connection protuberance has the V-arrangement horizontal section.Be provided with the rib of inclination at the root of the ground connection protuberance of base portion.The JIS-A hardness of measuring under this ground connection protuberance uses 20 ℃ are 45 to 80 elastomeric polymer formation.
With base portion vertically on the ground connection protuberance that forms of predetermined space between adjacent ground connection protuberance be preferably the multiple row setting, each row of ground connection protuberance are adjacent row and separate by the predetermined space transversely at base portion.
Perhaps, with base portion vertically on the ground connection protuberance that forms of predetermined space between adjacent ground connection protuberance can become the multiple row setting, each row of ground connection protuberance are adjacent row and connect and separate by the predetermined space transversely at base portion with its another adjacent column.
Perhaps, with base portion vertically on the ground connection protuberance that forms of predetermined space between adjacent ground connection protuberance can become the multiple row setting, each row of ground connection protuberance are connected with two adjacent column.
Can have first and second groups of zones that are separated from each other at the bottom of the on-slip shoes, first group of zone has the V-arrangement ground connection protuberance of arranging to the open mode of toe-cap end with V-arrangement, and second group of zone has the V-arrangement ground connection protuberance of arranging to the open mode of heel end with V-arrangement.At this moment, first and second groups of zones are preferably the zone, front and back that is separated from each other.More preferably, the 3rd zone that does not have the ground connection protuberance is set between first and second groups of zones.
Preferably, the open-angle of the V-arrangement of ground connection protuberance is in 45 to 140 ° scope.
Preferably, the surface roughness on ground connection protuberance surface is for being no more than 28 μ m.
Preferably, form by at least a elastomeric polymer and the rubber chemicals that are selected from the group of forming by synthetic rubber, natural rubber, ethylene-vinyl acetate copolymer, polyurethane and polyvinyl chloride at the bottom of the on-slip shoes.
The invention effect
Because the ground connection protuberance has the JIS-A hardness 45 to 80 that V-arrangement horizontal section and 20 ℃ are measured down, and formed the rib that tilts, so the present invention realizes following effect at the root of the ground connection protuberance of base portion.At first, because the hardness of ground connection protuberance is 20 ℃ of following JIS-A hardness 45 to 80, therefore in the distortion that suppresses the ground connection protuberance, can keep good gripping power.Because the rib of the inclination that the root of the ground connection protuberance on base surface is provided with can obtain required bending resistance and deformation resistance.
As mentioned above, comprise at the bottom of the existing on-slip shoes that the tapered ground connection protuberance with trapezoidal horizontal section strengthens bending resistance and deformation resistance.But different with existing sole, sole of the present invention has only formed the rib that tilts at the root of ground connection protuberance.More specifically, the angle between ground connection protuberance and ground is 90 °.Therefore, the present invention can realize required bending resistance and deformation resistance when keeping good gripping power and discharge opeing ability, and this point has the existing ground connection protuberance of trapezoidal horizontal section and do not realize.
Ground connection protuberance with V-arrangement horizontal section can improve the bending resistance and the deformation resistance of ground connection protuberance.The V-arrangement horizontal section of ground connection protuberance also can strengthen the discharge opeing ability.
Like this, by being formed on all satisfied ground connection protuberance in bending resistance, deformation resistance, grabbing property and discharge opeing ability aspect, can provide sole with required skid resistance.
The fluid discharge that predetermined space exists on can be more easily with road surface or floor is being set between the adjacent column of the transversely ground connection protuberance of base portion, thereby is improving skid resistance.
Thereby increase engaging effect and also can improving skid resistance of ground connection protuberance surface and floor level and smooth or that wet by the flatness that improves the ground connection protuberance.
Description of drawings
[Fig. 1] is the bottom plan view of an embodiment at the bottom of the demonstration on-slip shoes of the present invention.
[Fig. 2] is the skiagraph that shows at the bottom of the on-slip shoes of this embodiment.
[Fig. 3] is the detailed enlarged drawing of ordered state of the ground connection protuberance of this embodiment.
[Fig. 4] is the figure that the coefficient of kinetic friction at the bottom of the on-slip shoes of the present invention that embodiment 1 is obtained and the coefficient of kinetic friction at the bottom of the existing on-slip shoes compare.
[Fig. 5] is the bottom plan view of another embodiment at the bottom of the demonstration on-slip shoes of the present invention.
[Fig. 6] is the bottom plan view of another embodiment at the bottom of the demonstration on-slip shoes of the present invention.
[Fig. 7] is the bottom plan view of another embodiment at the bottom of the demonstration on-slip shoes of the present invention.
[Fig. 8] is the bottom plan view of another embodiment at the bottom of the demonstration on-slip shoes of the present invention.
[Fig. 9] is the bottom plan view that shows at the bottom of the existing on-slip shoes be used for comparison.
[Figure 10] is the skiagraph that shows at the bottom of the existing on-slip shoes be used for comparison.
[Figure 11] is the skiagraph at the bottom of another existing on-slip shoes.
[Figure 12] is the figure that the coefficient of kinetic friction at the bottom of the on-slip shoes of the present invention that embodiment 2 is obtained and the coefficient of kinetic friction at the bottom of the existing on-slip shoes compare.
Symbol description
At the bottom of 1 on-slip shoes
2 base portions (abutment portion)
2a ground connection side
3 ground connection protuberances
4 ground connection protuberance surfaces
5 ribs that tilt
7 at interval
8 at interval
The α inclination angle
The β open-angle
First group of zone of F
Second group of zone of R
C the 3rd zone
The specific embodiment
Following with reference to an embodiment at the bottom of the description of drawings on-slip shoes of the present invention.Fig. 1 shows according to 1 bottom plan view at the bottom of the on-slip shoes of this embodiment.Fig. 2 shows at the bottom of the on-slip shoes 1 skiagraph.Fig. 3 is the detailed enlarged drawing of the ordered state of this ground connection protuberance 3.
As shown in Figure 1 to Figure 3,1 have base portion 2 and a plurality of ground connection protuberance 3 at the bottom of this on-slip shoes.Ground connection protuberance 3 is arranged on the ground connection side 2a of base portion 2.Ground connection protuberance 3 has the V-arrangement horizontal section, and wherein V-arrangement opens towards the toe-cap end with open-angle β (referring to Fig. 1 to Fig. 3).Root at the ground connection protuberance 3 of base portion 2 forms inclination rib 5 (referring to Fig. 2) with inclined angle alpha.
Below, 1 material is described at the bottom of the on-slip shoes of such structure.
1 example of material comprises (1) elastomeric polymer at the bottom of the on-slip shoes, is selected from: natural rubber; Synthetic rubber such as polybutadiene rubber, polyisoprene rubber, SBR styrene butadiene rubbers, acrylonitrile butadiene rubber, acrylonitrile-butadiene rubber, chloroprene rubber, polyvinyl chloride rubber, ethylene, propylene (diene) rubber and ethylene-vinyl acetate copolymer rubber; With thermoplastic elastomer (s) such as polyamide elastomer; (2) so-called polyurethane rubber comprises the polyurethane or the polyureas polyurethane of polyethers and/or polyesters; Deng.Example of material at the bottom of the on-slip shoes of specific use comprises (3) elastomeric polymer, is selected from epichlorohydrin rubber, silicon rubber and polysulfide rubber.
1 material at the bottom of the on-slip shoes can be a kind of of purposes according to the sole elastomeric polymer that is selected from above-mentioned material, and the two or more phases that perhaps are selected from above-mentioned material for the sole characteristic that is fit to environment for use is provided are the high-affinity elastomeric polymer perhaps.If desired, can add rubber chemicals in the elastomeric polymer, for example, filler such as carbon black, white carbon black etc., vulcanization accelerator, colouring agent, fast light (weather-proof) stabilizing agent etc.Material is carried out specific processing and the Sole moulding composition is provided.The composition of gained is used to form the base portion 2 and the ground connection protuberance 3 of sole 1.
In order to make at the bottom of the on-slip shoes that is fit to the broad range purposes 1, the preferred elastomeric polymer that is selected from synthetic rubber, natural rubber, ethylene-vinyl acetate copolymer, polyurethane and polyvinyl chloride of using is as the material of making at the bottom of the on-slip shoes 1.Use such material to make to make at the bottom of the on-slip shoes and adjust sole hardness easily and adjust other performance such as the adherence on sole and top, processability, wearability etc.
The open-angle β of V-arrangement that is fit at the bottom of the on-slip shoes of following footwear inclined angle alpha, the ground connection protuberance 3 of the hardness of material, ground connection protuberance 3 that can be by changing base portion 2 and ground connection protuberance 3 and layout, inclination rib 5 waits and makes.More specifically, can provide at the bottom of the on-slip shoes that is fit to following each footwear environment for use 1: for example, be fit to the footwear of indoor sport; The outdoor sport footwear; Slippery road as wet road surface, freeze footwear such as road surface, snow road; The metal covering footwear; Polishing floor footwear; The dry pavement footwear; Or be used for the operation footwear of the special environment of doing one's assignment.
Like this, at the bottom of the on-slip shoes of the present invention, the distortion that inclination rib 5 can suppress ground connection protuberance 3 is set by root at the ground connection protuberance 3 of base portion 2.Only at the root of the ground connection protuberance 3 of base portion 2 inclination rib 5 being set makes can keep good earth-grasping force and discharge opeing ability in the distortion that suppresses ground connection protuberance 3.Although the optimum incline angle α of inclination rib 5 considers the purposes of footwear, the hardness of ground connection protuberance 3, the open-angle β of V-arrangement, the layout of ground connection protuberance 3 etc. and decides that usually preferred open-angle is in 10 to 80 ° scope.
Because the horizontal section of ground connection protuberance 3 has the V-arrangement that open-angle is β, therefore can improve intensity and suppress distortion.Also can improve discharge opeing and strengthen effect.Although the open-angle β of the V-arrangement of ground connection protuberance 3 can change with the hardness of ground connection protuberance 3, be set in by open-angle β in 45 to 140 ° the scope the V-arrangement of ground connection protuberance 3, can bring into play the tractive force (stepping on ん Zhang り power) of footwear to greatest extent.When open-angle β was wider than this scope, the direction according to the load of walking/applying on 1 ground connection protuberance 3 at the bottom of the on-slip shoes when running may not suppress the distortion of ground connection protuberance 3 fully, and can not provide and walk/abundant tractive force when running.
In addition, the JIS-A hardness 45 to 80 of ground connection protuberance can strengthen distortion inhibition effect and grabbing property.When hardness during less than this scope, it is big that the distortion of ground connection protuberance 3 becomes.When hardness is higher than above-mentioned scope, may produce grabbing property difference and the inadequate problem of tractive force during walking, and shoes slide easily.
The surface roughness on the surface 4 of ground connection protuberance be no more than 28 μ m, more preferably no more than 22 μ m can provide can the on-slip shoes of stabilized walking at the bottom of.
In addition, the interval 7,8 on the base portion 2 that is provided with between the adjacent ground connection protuberance 3 horizontal and vertical can strengthen the discharge opeing ability.
Although the invention has been described by preferred embodiment, it can not be limited to the present invention this embodiment.On the contrary, it comprises all alternatives, change scheme and the equivalence that can be included in the spirit and scope of the present invention that are defined by the claims.For example, although the V-arrangement of ground connection protuberance 3 opens towards the toe-cap end in the above-mentioned embodiment, also can open towards heel end.Perhaps, as shown in Figure 5, forwardly can provide with V-arrangement to have first group of V-arrangement ground connection protuberance 3 a zone F, can provide the second group of region R that is provided with towards the open mode of heel end with V-arrangement with V-arrangement ground connection protuberance 3 at the rear portion towards what the open mode of toe-cap end was provided with.The 3rd zone 9 of no ground connection protuberance can be set between first group of zone F and second group of region R at this moment.By such structure, sole can show reliable skid resistance, and the orientation independent that applies with load, promptly no matter direction is from toe-cap end or heel end.
As shown in Figure 6, each row of ground connection protuberance 3 can be adjacent the row connection and separate by predetermined space 7 with its another adjacent column.Perhaps, as shown in Figure 7, each row of ground connection protuberance 3 can be connected with two adjacent column.Perhaps, as shown in Figure 8, also can be with the row mixed-arrangement of ground connection protuberance 3, wherein exist by the row of 7 ground connection protuberances 3 that separate with two adjacent column at interval row with another ground connection protuberance 3 that is connected with an one adjacent column and separates by interval 7 and its another adjacent column.
Embodiment 1
Vulcanizing agent, vulcanization accelerator, antioxidant, filler and colouring agent are added in the rubber material composition that is made of natural rubber and styrene butadiene ribber, and it is mixing to carry out roller, obtains being used to form the composition of sole member.By changing components in proportions such as vulcanizing agent, vulcanization accelerator, filler, the sole member composition of soft (about 45 to 55), middle hardness (about 56 to 65) and high rigidity (about 66 to 80) the three kind varying levels of preparation JIS-A hardness in 45 to 80 scopes.
These three kinds of firmness levels' sole member composition is formed the sheet material of thickness for about 10mm.Each sheet material is cut into predetermined width and length, obtains being used for the section of sole formed parts.Then, form at the bottom of as shown in Figure 1 the on-slip shoes 1 by section.It is about 45 ° inclination rib 5 that ground connection protuberance 3 is provided with inclined angle alpha.The average open-angle β of V-arrangement protuberance is about 96 °.The surface roughness on ground connection protuberance surface 4 is no more than 7 μ m.Length direction interval 8 is 2.5mm, and width interval 7 is 2.0mm.
For the skid resistance at the bottom of three kinds of different on-slip shoes of ground connection protuberance 3 hardness that provide like this is provided, measure the coefficient of kinetic friction of each sole according to skid resistance test method " safety shoe technical manual (RIIS-TR-90,1991): skid resistance test method ".For relatively, also measured the coefficient of kinetic friction at the bottom of the existing on-slip shoes.Fig. 4 has shown the measurement result of the sole coefficient of kinetic friction.
Fig. 9 and Figure 10 have shown the bottom plan view and the skiagraph of this existing sole.As shown in Figures 9 and 10, ground connection protuberance 23 is not provided with the inclination rib at the root of the ground connection side of base portion 22 22a; The angle that ground connection protuberance 23 and base portion are 22 is 90 °.The hardness of ground connection protuberance 23 is 45 to 80 °.The surface roughness on ground connection protuberance surface 23 is 33 μ m.
As Fig. 4 obviously as can be seen, after arriving maximum static friction, carry out smoothly to the conversion of dynamic friction from static friction in 1 at the bottom of the on-slip shoes that obtains among the embodiment 1, and keep high dynamic friction state, stable skid resistance is provided thus with basic, normal, high hardness.On the contrary, in existing sole, after arriving maximum static friction, produce and slide suddenly and cause from the low dynamic friction state of static friction when dynamic friction change, thereby stability loses and the walking states of danger when causing walking.The above results clearly illustrates that with at the bottom of the existing on-slip shoes and compares to have very good skid resistance at the bottom of the on-slip shoes of the present invention.
Vulcanizing agent, vulcanization accelerator, antioxidant, filler and colouring agent are added to by in the composition that constitutes with the mixture of natural rubber and polybutadiene rubber at the bottom of the standard shoe, and it is mixing to carry out roller, obtains material for sole of shoe.Use this material to form at the bottom of as shown in Figure 7 the on-slip shoes 1.The surface roughness on the open-angle β of the V-arrangement of the inclined angle alpha of inclination rib 5, ground connection protuberance 3, ground connection protuberance surface 4 is identical with embodiment 1 with the interval 8 of length direction.The JIS-A hardness of ground connection protuberance 3 is set at middle hardness (56 to 65 °).Figure 12 has shown the result who measures the coefficient of kinetic friction at the bottom of the on-slip shoes that obtains so similarly to Example 1.In order to compare, the coefficient of kinetic friction of the existing sole that embodiment 1 uses also is shown among Figure 12.Figure 12 clearly illustrates that at the bottom of the on-slip shoes with embodiment 1 the same, has very good skid resistance at the bottom of the on-slip shoes of embodiment 2.
Industrial applicability
Anti-skid sole structure of the present invention is applicable to general footwear; Be used for especially easily sliding operation ring The operation footwear in border; With nurse footwear and footwear for disabled persons. Also be applicable to pad that article are set, The tire of the usefulness such as the anti-slip material of the usefulness such as chair, desk, light vehicle, wheelchair, conveyer belt etc.
Claims (10)
1. at the bottom of the on-slip shoes, have a plurality of ground connection protuberances of the ground connection side that is formed at the sole base portion, between the adjacent ground connection protuberance base portion vertically on have predetermined space,
This ground connection protuberance has the horizontal section of V-arrangement, has the inclination rib that the root at the ground connection protuberance of base portion is provided with, and to use in the JIS-A of 20 ℃ of mensuration hardness be that 45 to 80 elastomeric polymer forms.
2. at the bottom of the on-slip shoes according to claim 1, wherein with base portion vertically on the ground connection protuberance that forms of predetermined space between adjacent ground connection protuberance become multiple row to arrange, each row of this ground connection protuberance are adjacent row and separate by the predetermined space transversely at base portion.
3. at the bottom of the on-slip shoes according to claim 1, wherein with base portion vertically on the ground connection protuberance that forms of predetermined space between adjacent ground connection protuberance become multiple row to arrange, each row of this ground connection protuberance are adjacent row and connect and separate by the predetermined space transversely at base portion with its another adjacent column.
4. at the bottom of the on-slip shoes according to claim 1, wherein with base portion vertically on the ground connection protuberance that forms of predetermined space between adjacent ground connection protuberance become multiple row to arrange, each row of this ground connection protuberance are connected with two adjacent column.
5. according at the bottom of each the on-slip shoes of claim 1 to 4, it comprises first and second groups of zones that are separated from each other, first group of zone has the V-arrangement ground connection protuberance of arranging to the open mode of toe-cap end with V-arrangement, and second group of zone has the V-arrangement ground connection protuberance of arranging to the open mode of heel end with V-arrangement.
6. at the bottom of the on-slip shoes according to claim 5, wherein first and second groups of zones are the front and rear zone that is separated from each other.
7. at the bottom of the on-slip shoes according to claim 6, wherein between first group of zone and second group of zone, the 3rd zone that does not have the ground connection protuberance is set.
8. at the bottom of the on-slip shoes according to claim 1, the open-angle of the V-arrangement of wherein said ground connection protuberance is in 45 to 140 ° scope.
9. at the bottom of the on-slip shoes according to claim 1, wherein the surface roughness on ground connection protuberance surface is no more than 28 μ m.
10. at the bottom of the on-slip shoes according to claim 1, it is formed by at least a elastomeric polymer and the rubber chemicals that are selected from the group of being made up of synthetic rubber, natural rubber, ethylene-vinyl acetate copolymer, polyurethane and polyvinyl chloride.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004220951 | 2004-07-01 | ||
| JP220951/2004 | 2004-07-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1976606A true CN1976606A (en) | 2007-06-06 |
| CN100438795C CN100438795C (en) | 2008-12-03 |
Family
ID=35782555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800219959A Active CN100438795C (en) | 2004-07-01 | 2005-02-25 | Slip-resistant shoe sole |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20090188132A1 (en) |
| EP (2) | EP2862464B1 (en) |
| JP (1) | JP3959648B2 (en) |
| CN (1) | CN100438795C (en) |
| WO (1) | WO2006003740A1 (en) |
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- 2005-02-25 EP EP14196818.0A patent/EP2862464B1/en not_active Expired - Fee Related
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| CN102450773A (en) * | 2010-11-05 | 2012-05-16 | 团队鞋业有限责任公司 | Outsole tread pattern |
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| CN110141018A (en) * | 2013-12-27 | 2019-08-20 | 耐克创新有限合伙公司 | Footwear sole construction for article of footwear with wear-resistant outer bottom and the method that manufactures the footwear sole construction |
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| CN107404963A (en) * | 2015-01-29 | 2017-11-28 | 耐克创新有限合伙公司 | Including the footwear sole construction for the part arranged with different herringbone traction modes |
| CN104725678A (en) * | 2015-03-12 | 2015-06-24 | 何云淑 | Novel shoe material and preparation method thereof |
| CN108587124A (en) * | 2018-05-12 | 2018-09-28 | 台州市石林鞋业有限公司 | A kind of cold-proof wear resistant shoe |
| CN112061002A (en) * | 2019-06-11 | 2020-12-11 | 襄阳富黄汽车内饰件有限公司 | Environment-friendly automobile foot pad and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| US20090188132A1 (en) | 2009-07-30 |
| JPWO2006003740A1 (en) | 2008-04-17 |
| EP1762151A1 (en) | 2007-03-14 |
| CN100438795C (en) | 2008-12-03 |
| EP1762151B1 (en) | 2016-07-13 |
| JP3959648B2 (en) | 2007-08-15 |
| EP2862464A1 (en) | 2015-04-22 |
| EP2862464B1 (en) | 2016-02-24 |
| EP1762151A4 (en) | 2009-04-01 |
| WO2006003740A1 (en) | 2006-01-12 |
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