CN208438996U - A kind of pattern structure on tire tread - Google Patents
A kind of pattern structure on tire tread Download PDFInfo
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- CN208438996U CN208438996U CN201821021885.3U CN201821021885U CN208438996U CN 208438996 U CN208438996 U CN 208438996U CN 201821021885 U CN201821021885 U CN 201821021885U CN 208438996 U CN208438996 U CN 208438996U
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Abstract
The utility model discloses a kind of pattern structure on tire tread, for tyre surface circle by a plurality of circumferentially spaced settings of decorative pattern module unit, each decorative pattern module unit includes the pattern block for the protrusion being distributed on tyre surface；The pattern block of protrusion is that each decorative pattern module unit includes the first central block, the second central block, third central block that " ten " font anti-slip part is provided on circumferential line, the first shoulder block, the second shoulder block of tire shoulder position, the two First Transition blocks and two second transition blocks that the transitional region between heart line and tire shoulder is arranged in the tread；Each pattern block is disposed as polygon；Second central block, third central block are the whole transverse pattern block and generally longitudinally pattern block of left and right ends evagination；Class " b " font that the First Transition block is inswept, rear end is wide, the second transition block are quadrangle；To improve tire it is anti-skidding, grab and hauling ability, combine pattern block rigidity, it is ensured that cross-country ability.
Description
Technical field
The utility model relates to a kind of pneumatic tires, relate more specifically to a kind of pneumatic tyre for mountain bike
Face pattern structure.
Background technique
Fat vehicle is the new model that mountain bike extends out, main to shuttle in ice-snow field, slight cross-country road, compared to biography
The mountain bike of system, the road conditions relatively flat which uses, the disconnected width of mating tire is larger, therefore compared to traditional mountain bike
The carcass of tire is more roomy, damping, good buffer effect, outer road conditions out of office using when good stability of riding, but the road surface in winter
Be covered with ice, snow, existing fat wheel tire graininess decorative pattern it is anti-skidding, grab ground and hauling ability is insufficient.
Ignore influence of the material to tyre performance, it is existing using following three kinds of modes improve it is anti-skidding, grab ground and hauling ability:
1, zigzag or wavy cutter groove are set in graininess surface profile；
2, increase anti-skid stud in graininess surface profile；
3, aforementioned two ways mix and match design is on the same graininess surface profile.
Although zigzag or wavy lateral cutter groove is arranged in pattern block surface, increase edge effect, to a certain extent
Skid resistance and adherence properties are promoted, but intensive lateral cutter groove often reduces pattern block rigidity, declines tire cross-country ability, and
And the radial deformation that lateral cutter groove generates is limited, it is not significant for the improvement of slightly thick ice and snow road traction property.In addition,
Pattern block surface increases the anti-skid stud of protrusion, though sharp nail edge can abolish ice and snow and promote traction property, nail hole in use
It is easy stress to concentrate, for cycle tyre graininess decorative pattern, pattern block volume is relatively limited, it is easier to anti-skidding
The decorative pattern on nail hole periphery generates crack and then tears decorative pattern, influences abrasivity and cross-country ability.Furthermore for lateral cutter groove and prevent
The mix and match of sliding nail, under the premise of lateral cutter groove rigidly weakens decorative pattern, anti-skid stud falls off or pattern block tears problem then
Relatively more frequently.
Therefore, above-mentioned three kinds of modes really have some improvement for the performance of ice and snow road, but also bring simultaneously above-mentioned
Negative effect, can not cope with ice-snow field, the slight cross-country road that fat vehicle is passed through.
Utility model content
The main purpose of the utility model be to provide one kind can not only improve ice-snow field is anti-skidding, grab ground and hauling ability, also
Pattern block rigidity can be taken into account, it is ensured that the pattern structure on tire tread of tire cross-country ability.
The secondary objective of the utility model be to provide it is a kind of reduction anti-skid stud fall off or pattern block tearing problem generate wheel
Tire tread pattern structure.
To achieve the above object, the solution of the utility model is:
A kind of pattern structure on tire tread, tyre surface circle is by a plurality of circumferentially spaced settings of decorative pattern module unit, each flower
Line module unit includes the pattern block for the protrusion being distributed on tyre surface；Wherein: the pattern block of the protrusion is each decorative pattern module unit packet
The first central block, the second central block, the third central block arranged from front to back on the line of the heart in the tread included, with circumferential line
The first shoulder block, the second shoulder block configured from front to back for symmetrical tire shoulder position is symmetrically in tire with circumferential line
Transitional region between face center line and tire shoulder is provided with two First Transition blocks and two second transition blocks, two first mistakes from inside to outside
Cross block, the second transition block is arranged alternately respectively；The class " bullet type " that first central block is inswept, rear end is wide；It is described
First central block surface is provided with " ten " font anti-slip part；Second central block is the whole transverse pattern of left and right ends evagination
Block, third central block are the generally longitudinally pattern block of left and right ends evagination；The class that the First Transition block is inswept, rear end is wide
" b " font, the second transition block are quadrangle；First shoulder block, the second shoulder block are irregular polygon.
The anti-slip part is composed of longitudinal slot, transverse groove, corner cut and newel, and the heart in the tread is arranged in longitudinal slot
On line, transverse groove is arranged in a crossed manner with longitudinal slot, and both longitudinal slot, transverse groove are crossed as " ten " font, is respectively set in infall
The corner cut of four direction.
The groove width of the longitudinal slot is 0.8mm-1.8mm, and the groove width of transverse groove need to be greater than the groove width of longitudinal slot, transverse groove
Groove width is less than or equal to 2.8mm, the deep equality of longitudinal slot and transverse groove, which is the height of the first central block of 20%-40%.
The center that four corner cuts surround configures a newel, the height and longitudinal slot or transverse groove of newel
Depth have difference in height.
The newel height is less than the depth of longitudinal slot or transverse groove, and difference in height is 0.2mm-1.2mm at this time；In described
Stem height is greater than the depth of longitudinal slot or transverse groove, and difference in height is 0.2mm-0.8mm at this time.
Second central block is in the horizontal short slot of outer convex position setting, and evagination edge is run through in one end of horizontal short slot, and the other end
It is then enclosed in the second central block；Longitudinal trough is arranged in the third central block at center, and longitudinal trough is at least closed at one end
In three central blocks.
The First Transition block and the second transition block are alternately arranged；The inner end of the First Transition block is single linear edge,
And outer end is the broken line edge of at least three sections rectilinear(-al)s；It is increased separately on the First Transition block and the second transition block anti-skidding
Nail.
First anti-skid stud of the First Transition block is arranged in the biggish rear end of width of " b " font, and the second transition block
The second anti-skid stud the geometric center position of the second transition block, and any edge of First Transition block and the second transition block are set
2.0mm is all larger than at a distance from anti-skid stud edge respectively.
The horizontal short slot of convex position setting outside second central block one end, and the other end is anti-skidding close to outer convex position setting third
Nail；The short slot of cross and third anti-skid stud position checker of second central block of the adjacent lugs unit；In described second
Any edge of heart block is all larger than 2.0mm at a distance from third anti-skid stud edge.
" ten " font anti-slip part is arranged in the biggish rear end surface of width in the First Transition block, anti-slip part by longitudinal slot,
Transverse groove, corner cut and newel are composed, and in the tread on heart line, transverse groove intersects with longitudinal slot to be set for longitudinal slot setting
It sets, both longitudinal slot, transverse groove are crossed as " ten " font, the corner cut of four direction are respectively set in infall, four corner cuts are enclosed
At center configure a newel.
After adopting the above scheme, the utility model is by being arranged the anti-skidding of " ten " font on tyre surface the first central block surface
Portion, to generate multi-direction edge effect and radial deformation difference, improve it is anti-skidding, grab and hauling ability, combine pattern block
Rigidity, it is ensured that cross-country ability；And the second central block and third central block are respectively the whole laterally and whole of left and right ends evagination
The collocation of body annular ribs block and First Transition block are inswept, rear end wider class " b " font, and the second transition block is relatively regular
Quadrangle design, the first shoulder block, the second shoulder block in the irregular polygon that tire shoulder is alternately arranged increase edge with this
Effect improves anti-skidding and grip performance.
In order to further enhance tire in snowfield, the driving performance of ice face, it is preferable that in the second central block or/and first
Anti-skid stud is set in transition block or/and the second transition block, while rationalizing anti-skid stud Position Design, reduces anti-skid stud and falls off or spend
The problem of line block is torn.
Detailed description of the invention
Fig. 1 is the tread pattern structure schematic diagram of the utility model embodiment tire one；
Fig. 2 is one pattern block cell schematics of Fig. 1 tyre surface；
Fig. 3 is a kind of schematic diagram of first central block 10；
Fig. 4 is a kind of cut-away view of A-A ' in Fig. 3；
Fig. 5 is ground connection schematic diagram of the first central block of Fig. 4 10 in ice-snow field；
Fig. 6 is another cut-away view of A-A ' in Fig. 3；
Fig. 7 is ground connection schematic diagram of the first central block of Fig. 6 10 in ice-snow field；
Fig. 8 is the schematic diagram of another first central block 10；
Fig. 9 is the tread pattern structure schematic diagram of the utility model embodiment tire two；
Figure 10 is one decorative pattern module unit of Fig. 9 tyre surface.
Symbol description
1 tyre surface, 2 ice and snow ground
10 first central block, 11 anti-slip part 11a longitudinal slot
11b transverse groove 11c corner cut 11d newel
The horizontal short 22 third anti-skid stud of slot of 20 second central block 21
30 third central block, 31 longitudinal trough
40 41 first anti-skid stud of First Transition block, 42 anti-slip part
50 second transition block, 51 second anti-skid stud
60 first shoulder block, 70 second shoulder block.
Specific embodiment
The embodiments of the present invention is explained below in conjunction with attached drawing:
As shown in Figures 1 to 7, the utility model discloses a kind of pattern structure on tire tread, in which: vertical direction setting
For tire radial direction, transverse direction is set as tire axial, and single dotted broken line indicates that equatorial plane, arrow are oriented to the traveling side of tire
To.One end that pattern block is directed toward driving direction represents front end, and the one end in pattern block reverse driving direction represents rear end, and pattern block leans on
One end of nearly circumferential line CL represents inner end, and pattern block represents outer end far from one end of circumferential line CL.In addition, term
" first ", " second ", " third " etc. are only used for Expressive Features, should not be understood as the quantity of indication or suggestion this feature.
As shown in Figure 1, 2, on the tire tread 1 of the utility model be provided with a plurality of protrusions pattern block, circle by
A plurality of circumferentially spaced settings of decorative pattern module unit, the pattern block of 1 two sides of tyre surface are symmetrical along equatorial plane.Fig. 2 is shown
One decorative pattern module unit, contains: the first central block 10, the second central block arranged from front to back on heart line CL in the tread
20, third central block 30 is configured with the first shoulder block 60, the second shoulder block 70 in the tire shoulder position of tread edge, in the tread
Two First Transition blocks, 40, two the second transition blocks 50 are arranged in transitional region between heart line CL and the tire shoulder of tread edge.By
Pattern block in 1 two sides of tyre surface is symmetrical along equatorial plane, therefore each decorative pattern module unit contains first central block
10,20, third central blocks 30 of second central block, two the first shoulder blocks, 60, two the second shoulder blocks 70 and four
40, four the second transition blocks 50 of a First Transition block.It is above-mentioned in order to meet the synthesis service performance in ice-snow field, cross-country road conditions
Pattern block is disposed as polygon, it is ensured that enough edge effects.
The embodiment one of the tread pattern structure of the utility model tire is shown in conjunction with Fig. 1-4, in the tread heart line CL
On the first central block 10 be inswept, the wider class in rear end " bullet type ".On the surface of the first central block 10, " ten " word is set
The anti-slip part 11 of type, anti-slip part 11 are composed of longitudinal slot 11a, transverse groove 11b, corner cut 11c and newel 11d.It is vertical
To in slot 11a setting in the tread heart line CL, transverse groove 11b and longitudinal slot 11a are arranged in a crossed manner, longitudinal slot 11a, transverse groove 11b
The two is crossed as " ten " font, and the corner cut 11c of four direction is respectively set in infall.Longitudinal slot 11a, transverse groove 11b difference
Increasing the edge effect of vertical and horizontal, four, center corner cut 11c can increase the edge effect of different directions, after applying load,
Each corner cut is respectively deformed, and can form the frictional force of different directions, improves the grip performance of the first central block 10.To ensure
The rigidity of one central block 10, the groove width W1 of longitudinal slot 11a are set as 0.8mm-1.8mm, and the groove width W2 of transverse groove 11b need to be greater than vertical
To the groove width W1 of slot 11a, but groove width W2 maximum is equal no more than the depth h1 of 2.8mm, longitudinal slot 11a and transverse groove 11b, the depth
Degree h1 is set as the 10 height H of the first central block of 20%-40%.To make up longitudinal slot 11a, transverse groove 11b and four 11c couples of corner cut
Radial deformation difference is when negatively affecting caused by 10 rigidity of the first central block, and forming ground connection to reach the effect for promoting traction property
Fruit configures a newel 11d, the height h2 and longitudinal slot 11a of newel 11d in the center that four corner cut 11c are surrounded
Or the depth h1 of transverse groove 11b has difference in height h, as shown in figure 4, can be newel 11d height h2 less than longitudinal slot 11a or
Transverse groove 11b depth h1, difference value h is set as 0.2mm-1.2mm at this time；As shown in fig. 6, being also possible to newel 11d height
H2 is greater than longitudinal slot 11a or transverse groove 11b depth h1, and difference value h is set as 0.2mm-0.8mm at this time.That is newel 11d and
The difference in height h on one central block, 10 surface is not less than 0.2mm, if difference in height h is lower than 0.2mm, newel 11d and the first central block 10
Surface drop is too small, and it is unobvious that radial deformation difference is generated when ground connection.Specifically in conjunction with shown in Fig. 5,7, in the case where loading F,
First central block 10 is deformed and (Fig. 5, is represented by dotted lines after deforming in 7), wherein 10 surface of the first central block and ice and snow ground 2
Radial deformation difference h ' is generated, if radial deformation difference h ' is too small or unobvious, is unable to reach the effect for improving traction.
As shown in figure 3, the section of newel 11d can be square, as shown in figure 8, the section of newel 11d may be circle,
Certainly the shapes such as other polygons, ellipse be can also be.The setting one side Strengthenable pattern block rigidity of newel 11d, separately
On the one hand it can produce radial deformation difference, reach hauling ability improvement, improve especially for slightly thick ice and snow road traction property
Effect is more significant, after longitudinal slot 11a, transverse groove 11b, corner cut 11c combination collocation, makes " ten " font anti-slip part 11 not
Only have multi-direction edge effect and radial deformation difference, increase ice and snow road edge of stinging, improve it is anti-skidding, grab and traction property
Can, while can utmostly ensure the rigidity of the first central block 10, it is ensured that cross-country ability.
As shown in Figure 1, 2, the second central block 20 generally transverse design, left and right ends are designed as convex shape, increase axis
To rigidity, and in the horizontal short slot 21 of outer convex position setting, evagination edge is run through in one end of horizontal short slot 21, and the other end is then enclosed in the
In two central blocks 20, increase circumferential edge effect, improves anti-skidding, grip performance, while ensuring the rigidity of the second central block 20, mention
Rise cross-country ability.The generally longitudinal design of third central block 30, left and right ends are also configured as convex shape, increase axial stiffness,
And longitudinal trough 31, (the present embodiment longitudinal trough 31 at least closed at one end in third central block 30 of longitudinal trough 31 are set at center
Both ends are all closed in third central block 30), increase edge effect, improves anti-skidding and grip performance, while ensuring third center
The rigidity of block 30.Second central block 20 and third central block 30 are respectively the horizontal and vertical design collocation of left and right ends evagination,
It is lifted at the synthesis service performance of snowfield, cross-country road conditions.
Two First Transition blocks 40, two the are arranged toward each side direction of tyre surface 1 from inside to outside respectively by circumferential line CL
Two transition blocks 50, wherein First Transition block 40 and the second transition block 50 are alternately arranged, and can balance the land ratio of ground connection, it is ensured that uniform
Adherence properties.First Transition block 40 is inswept, rear end wider class " b " font, and the inner end of the First Transition block 40 is single straight
Line edge, it can be ensured that decorative pattern rigidity and intensity, and outer end is broken line edge (first mistake of the present embodiment of at least three sections rectilinear(-al)s
Cross the broken line that 40 outer end of block is four sections of rectilinear(-al)s), outer end forms the edge of stinging of sawtooth like shape, promotes ice-snow field traction property.And
Second transition block 50 is relatively regular quadrangle design, has stronger rigidity and intensity, it is ensured that turn over curved ground connection in straight line
When stability.In order to further enhance the grip performance that tire is travelled in snowfield, ice face, especially slightly thick ice and snow road,
Anti-skid stud design, for the ease of distinguishing, all yin in attached drawing can be increased separately on First Transition block 40 and the second transition block 50
The part of shadow filling represents anti-skid stud.Specifically, First Transition block 40 the first anti-skid stud 41 setting " b " font width compared with
Big rear end, and the geometric center position of the second transition block 50, and first is arranged in the second anti-skid stud 51 of the second transition block 50
Any edge of transition block 40 and the second transition block 50 must be greater than 2.0mm at a distance from anti-skid stud 41,51 edges respectively.For
The geometric position of anti-skid stud 41,51 limits, and is on the one hand to provide preferable skid resistance and traction property, on the other hand rationally set
Count anti-skid stud position, can reduce anti-skid stud fall off or pattern block tearing generate.
As shown in figs. 9-10 for the utility model tire tread pattern structure embodiment two, the structure of the present embodiment and
Principle is roughly the same with embodiment one, and identical part is not described in detail, and illustrates that different parts is herein: the present embodiment
The horizontal short slot 21 of convex position setting outside two 20 one end of the second central block, and third anti-skid stud is arranged close to outer convex position in the other end
22, the short slot 21 of cross and 22 position checker of third anti-skid stud of the second central block 20 of adjacent decorative pattern unit, to promote tire
Skid resistance and traction property in ice and snow road straight trip.Likewise, any edge of the second central block 20 and third anti-skid stud 22
The distance at edge must be greater than 2.0mm.In addition, in the biggish rear end surface setting of 40 width of class " b " font First Transition block
" ten " font anti-slip part 42, " ten " font for being somebody's turn to do 10 surface of set-up mode and the first central block of the anti-slip part 42 of " ten " font are anti-
Cunning portion 11 is consistent, can produce multi-direction edge effect and radial deformation difference, increases the stinging in ice and snow road of First Transition block 40
Edge, improve it is anti-skidding, grab and hauling ability, while ensuring cross-country ability.
To sum up, the utility model passes through optimization tread pattern structure design: " ten " font is arranged in 10 surface of the first central block
Anti-slip part 11, anti-slip part 11 is composed of longitudinal slot 11a, transverse groove 11b, corner cut 11c and newel 11d, can be produced
Raw multi-direction edge effect and radial deformation difference, improve it is anti-skidding, grab and hauling ability, combine pattern block rigidity, really
Cross-country ability is protected.Second central block 20 and third central block 30 be respectively left and right ends evagination it is whole laterally and generally longitudinally
Pattern block collocation.First Transition block 40 is inswept, rear end wider class " b " font, and the second transition block 50 is relatively regular
Quadrangle design, the first shoulder block 60, the second shoulder block 70 in the irregular polygon that tire shoulder is alternately arranged, increase edge
Effect improves anti-skidding and grip performance.In order to further enhance tire in snowfield, the driving performance of ice face, it is preferable that second
Anti-skid stud is set on central block 20 or/and First Transition block 40 or/and the second transition block 50, while rationally anti-skid stud position is set
The generation of the problem of meter, reduction anti-skid stud falls off or pattern block is torn.
The above is only the utility model embodiment, not makees any limit to the technical scope of the utility model
System, thus any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent variations with repair
Decorations, are still within the scope of the technical solutions of the present invention.
Claims (10)
1. a kind of pattern structure on tire tread, tyre surface circle is by a plurality of circumferentially spaced settings of decorative pattern module unit, each decorative pattern
Module unit includes the pattern block for the protrusion being distributed on tyre surface；It is characterized by: the pattern block of the protrusion is each pattern block list
The first central block, the second central block, the third central block arranged from front to back on the line of the heart in the tread that member includes, in tyre surface
Heart line is the first shoulder block, the second shoulder block that symmetrical tire shoulder position configures from front to back, is symmetrical with circumferential line
The transitional region between heart line and tire shoulder is provided with two First Transition blocks and two second transition blocks from inside to outside in the tread, and two
One transition block, the second transition block are arranged alternately respectively；The class " bullet type " that first central block is inswept, rear end is wide；
First central block surface is provided with " ten " font anti-slip part；Second central block is the whole lateral of left and right ends evagination
Pattern block, third central block are the generally longitudinally pattern block of left and right ends evagination；The First Transition block is inswept, rear end is wide
Class " b " font, the second transition block be quadrangle；First shoulder block, the second shoulder block are irregular polygon.
2. a kind of pattern structure on tire tread as described in claim 1, it is characterised in that: the anti-slip part is by longitudinal slot, cross
It being composed to slot, corner cut and newel, in the tread on heart line, transverse groove is arranged in a crossed manner with longitudinal slot for longitudinal slot setting,
Both longitudinal slot, transverse groove are crossed as " ten " font, and the corner cut of four direction is respectively set in infall.
3. a kind of pattern structure on tire tread as claimed in claim 2, it is characterised in that: the groove width of the longitudinal slot is
0.8mm-1.8mm, the groove width of transverse groove need to be greater than the groove width of longitudinal slot, and the groove width of transverse groove is less than or equal to 2.8mm, longitudinal slot and
The deep equality of transverse groove, the depth are the height of the first central block of 20%-40%.
4. a kind of pattern structure on tire tread as claimed in claim 2, it is characterised in that: the center that four corner cuts surround
Position configures a newel, and the height and longitudinal slot of newel or the depth of transverse groove have difference in height.
5. a kind of pattern structure on tire tread as claimed in claim 4, it is characterised in that: the newel height is less than longitudinal
The depth of slot or transverse groove, difference in height is 0.2mm-1.2mm at this time；The newel height is greater than the depth of longitudinal slot or transverse groove
Degree, difference in height is 0.2mm-0.8mm at this time.
6. a kind of pattern structure on tire tread as described in claim 1, it is characterised in that: second central block is in outer projection
Horizontal short slot is installed, evagination edge is run through in one end of horizontal short slot, and the other end is then enclosed in the second central block；In the third
Longitudinal trough is arranged in heart block at center, and longitudinal trough is at least closed at one end in third central block.
7. a kind of pattern structure on tire tread as described in claim 1, it is characterised in that: the First Transition block and the second mistake
Block is crossed to be alternately arranged；The inner end of the First Transition block is single linear edge, and outer end is the broken line of at least three sections rectilinear(-al)s
Edge；Anti-skid stud is increased separately in the First Transition block and the second transition block.
8. a kind of pattern structure on tire tread as claimed in claim 1 or 7, it is characterised in that: the of the First Transition block
The setting of one anti-skid stud is in the biggish rear end of width of " b " font, and the second anti-skid stud of the second transition block is arranged in the second transition
The geometric center position of block, and First Transition block and any edge of the second transition block are big at a distance from anti-skid stud edge respectively
In 2.0mm.
9. a kind of pattern structure on tire tread as described in claim 1, it is characterised in that: second central block one end evagination
The horizontal short slot of position setting, and third anti-skid stud is arranged close to outer convex position in the other end；In the second of the adjacent lugs unit
The short slot of cross and third anti-skid stud position checker of heart block；Any edge and third anti-skid stud edge of second central block
Distance be all larger than 2.0mm.
10. a kind of pattern structure on tire tread as described in claim 1, it is characterised in that: the First Transition block is in width
Biggish rear end surface is arranged " ten " font anti-slip part, anti-slip part by longitudinal slot, transverse groove, corner cut and center column combination and
At longitudinal slot setting is in the tread on heart line, and transverse groove is arranged in a crossed manner with longitudinal slot, and both longitudinal slot, transverse groove are crossed as
The corner cut of four direction is respectively set in infall in " ten " font, and the center that four corner cuts surround configures a newel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821021885.3U CN208438996U (en) | 2018-06-29 | 2018-06-29 | A kind of pattern structure on tire tread |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821021885.3U CN208438996U (en) | 2018-06-29 | 2018-06-29 | A kind of pattern structure on tire tread |
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| CN208438996U true CN208438996U (en) | 2019-01-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108790613A (en) * | 2018-06-29 | 2018-11-13 | 厦门正新橡胶工业有限公司 | A kind of pattern structure on tire tread |
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2018
- 2018-06-29 CN CN201821021885.3U patent/CN208438996U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108790613A (en) * | 2018-06-29 | 2018-11-13 | 厦门正新橡胶工业有限公司 | A kind of pattern structure on tire tread |
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