CN106585287B - Spherical bicycle tyre tread structure - Google Patents

Spherical bicycle tyre tread structure Download PDF

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Publication number
CN106585287B
CN106585287B CN201611257245.8A CN201611257245A CN106585287B CN 106585287 B CN106585287 B CN 106585287B CN 201611257245 A CN201611257245 A CN 201611257245A CN 106585287 B CN106585287 B CN 106585287B
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Prior art keywords
pattern block
tyre
inverted
spherical
block
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Application number
CN201611257245.8A
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Chinese (zh)
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CN106585287A (en
Inventor
陈秀雄
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Cheng Shin Rubber Xiamen Ind Ltd
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Cheng Shin Rubber Xiamen Ind Ltd
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Priority to CN201611257245.8A priority Critical patent/CN106585287B/en
Publication of CN106585287A publication Critical patent/CN106585287A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03Tread patterns
    • B60C11/0327Tread patterns characterised by special properties of the tread pattern
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/14Anti-skid inserts, e.g. vulcanised into the tread band
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03Tread patterns
    • B60C2011/0337Tread patterns characterised by particular design features of the pattern
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/14Anti-skid inserts, e.g. vulcanised into the tread band
    • B60C2011/142Granular particles, e.g. hard granules
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C2200/00Tyres specially adapted for particular applications
    • B60C2200/12Tyres specially adapted for particular applications for bicycles
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/80Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/86Optimisation of rolling resistance, e.g. weight reduction 

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tires In General (AREA)

Abstract

A kind of spherical bicycle pneumatic tire tread structure, the tire tread by some pattern groups along tyre surface it is circumferential uniformly, be spaced apart and form;Each pattern group includes:Grown on circumferential line in front end, the core block of the short isosceles trapezoid in rear end, inverted "L" shaped pattern block and an external inverted "L" shaped pattern block into a couple for balanced configuration on the outside of circumferential line respectively, and a pair of edge pattern blocks in the outer ledge of tyre surface two;The front and back ends of each pattern block are the circular arc for being convex to tire running direction, the transverse pattern group of above-mentioned each pattern block splicing composition large span;Each lug depth is gradually shallow up to two edges depth is reduced to 0 from circumferential line toward outside, with the boundary line of tyre bead across deflected width of tyre maximum.Make tire can reach good comfortable riding, damping property, while there is good earth-grasping force and rolling resistance performance.

Description

Spherical bicycle tyre tread structure
Technical field
The present invention relates to a kind of pneumatic tire, particularly relates to a kind of section structure as spherical bicycle pneumatic tire tire Face structure.
Background technology
In the use habit of ordinary bicycle consumer, in order to reduce rolling resistance, lifting vehicle riding laborsaving and Save electrical, it will usually be filled with higher tire blast.Higher tire blast can reduce tyre surface earth-grasping force, frictional force, but run into Roughness pavement will result in spring slightly, influence comfortableness, damping performance, while also increase curved danger.Due to upper State performance tradeoff point to be difficult to balance, existing bicycle dealer solves by the lifting of the vehicle technologies such as other dampings mostly The problems such as stating comfortableness, damping performance and security, but the technology such as damping is generally complicated and expensive, can not benefit it is common voluntarily Car consumer.
Existing conventional bicycle tyre is open type, the similar ellipse of its profiled outline after inflating, the type The tyre surface of profiled outline only limits a range of ground plane and reacts pavement behavior, and tyre surface forms significantly to fall with tyre bead Difference, strength is caused to be transmitted discontinuous, tyre bead load-bearing deformation is serious.Therefore, the comfortableness of conventional tire, damping performance, rolling resistance Power performance has to be hoisted.On the other hand, the tread contour of conventional tire is also limited to tyre surface, can not be turned in any angle When stable ground plane is provided, danger when increase traveling is turned, and the performance that is provided of existing conventional Pattern Design compared with To be single, comfortableness, earth-grasping force and rolling resistance performance can not be equally ensured comprehensively.In view of the foregoing, Improvement wheel is needed The design of tire bicycle tyre profiled outline and tread contour.
The content of the invention
It is an object of the invention to provide one kind can reach good comfortable riding, damping property, while has and good grab ground The spherical bicycle pneumatic tire tread structure of power and rolling resistance performance.
To achieve the above object, solution of the invention is:
A kind of spherical bicycle pneumatic tire tread structure, the tire tread are circumferentially equal along tyre surface by some pattern groups It is even, be spaced apart composition, each pattern group includes:Grown on circumferential line in front end, in the short isosceles trapezoid in rear end Heart pattern block, respectively inverted "L" shaped pattern block and an external inverted "L" shaped decorative pattern into a couple for balanced configuration on the outside of circumferential line Block, and a pair of edge pattern blocks in the outer ledge of tyre surface two;It is located at the interior inverted "L" shaped flower of the same side in each pattern group Line block and outer inverted "L" shaped pattern block are to be oppositely arranged;Core block, interior inverted "L" shaped pattern block, outer inverted "L" shaped pattern block and The front and back ends of edge pattern block are the circular arc for being convex to tire rolling direction, above-mentioned each pattern block splicing composition large span Transverse pattern group;Each lug depth gradually shallow up to two edges depth is reduced to 0, border with tyre bead from circumferential line toward outside Line is across deflected width of tyre maximum.
Both the interior inverted "L" shaped pattern block and outer inverted "L" shaped pattern block relatively it is buckle-shaped it is integral be parallelogram Long pattern block, and therebetween formed bending " Z " type groove.
An independent small pattern block is partitioned into the long side of the interior inverted "L" shaped pattern block and/or outer inverted "L" shaped pattern block.
The tyre surface two edges are round and smooth respectively, are smoothly transitioned on tyre bead, and boundary line, tyre surface both sides are formed on tyre bead Edge pattern block at least extends over deflected width of tyre maximum, i.e. boundary line is arranged at deflected width of tyre maximum Place.
The boundary line across deflected width of tyre maximum, with the radial distance of section width maximum for 0mm ~ 12mm。
The ratio of the tire section height and deflected width of tyre is 0.95 ~ 1.10.
The core block of the tyre surface, interior inverted "L" shaped pattern block, be distributed on outer inverted "L" shaped pattern block it is spaced small Particle, and along tyre surface in axially horizontal-extending.
Little particle and the spacing at the trapezoidal edge of core block are 1mm ~ 4mm on the core block.
The interior inverted "L" shaped pattern block, the little particle on outer inverted "L" shaped pattern block surface use and partly or entirely penetrate each flower Line block edge.
The little particle is the cone that base portion is isosceles triangle, and two equilateral formed drift angles of isosceles triangle point to wheel Tire rotating direction.
The little particle is the boss that section is isosceles triangle, two equilateral formed drift angle reverse wheels of isosceles triangle Tire rotating direction.
After such scheme, tire of the present invention passes through spherical section structure collocation novel tread Pattern Design:Tyre surface The horizontal pattern group of large span is spliced into by isosceles trapezoid core block, inside and outside inverted "L" shaped pattern block and edge pattern block Circumferentially spaced setting, overall is in turtle shell line;Lug depth is gradually shallow up to two edges depth drops from circumferential line toward outside For 0, the boundary line with tyre bead makes inflation rear tyre profiled outline preferably to be inhaled in sphere shape across section width maximum The vibrations that ground is transmitted to are received, driving stability and comfortableness is lifted, uniform contact area, tire is all kept under any angle Face entirety turtle shell line design produces the edge effect of different angle, effectively lifts tire earth-catching property.
In addition, the triangle little particle at interval is set on the pattern block surface of primary ground, in this way, spherical profiled outline Collocation novel tread Pattern Design, can increase driving stability and comfortableness, it is ensured that good rolling resistance performance and lifting grabs ground Performance.
Brief description of the drawings
Fig. 1 is the section structure diagram of tire of the present invention;
Fig. 2 is a kind of tread contour schematic diagram of tire tread of the present invention;
Fig. 3 is tire tread another kind tread contour schematic diagram of the present invention;
Fig. 4 is another tread contour schematic diagram of tire tread of the present invention;
Fig. 5 is a kind of schematic diagram of little particle 14 in tire tread pattern block surface of the present invention;
Fig. 6 is the schematic diagram of tire tread pattern block surface another kind little particle 14 ' of the present invention.
Symbol description
The core block of 1 tyre surface, 2 tyre bead, 3 tire lip 10
Inverted "L" shaped pattern block outside inverted "L" shaped pattern block 12 in 11
The small little particles of 13 edge pattern block of pattern block 12b big-patterns block 14 of 12a
14 ' little particle 21 " Z " type grooves.
Embodiment
Embodiments of the present invention are explained below in conjunction with accompanying drawing:
As shown in Figures 1 to 6, present invention is disclosed a kind of spherical bicycle tyre tread structure, wherein:In Fig. 1, erect For Nogata to tire is set as radially, horizontal direction is set as tire axial, and single dotted broken line represents equatorial plane;In Fig. 2 ~ 4, arrow It is oriented to the rotating direction of tire.
The section structure for tire of the present invention as Figure 1 shows, it includes the tyre surface 1 that radially circular arc protrudes, is located at The tyre bead 2 of the both sides of tyre surface 1 and the tire lip 3 positioned at the radial extremity position of tyre bead 2.The present invention is that to refer in particular to section width SW be 40mm Bicycle tyre specification above, principal character of the invention are as follows:
Such as Fig. 2, shown in 3, tire tread 1 of the present invention by some pattern groups along tyre surface it is circumferential uniformly, be spaced apart and form, Each pattern group includes:Core block 10 on circumferential line CL, symmetrically match somebody with somebody to circumferential line CL outsides respectively Inverted "L" shaped pattern block 11 and one externally inverted "L" shaped pattern block 12, and a pair in the outer ledge of tyre surface two in a couple put Edge pattern block 13.Specifically:Core block 10 is grown for front end, the short isosceles trapezoid design in rear end, position in each pattern group In inverted "L" shaped pattern block 11 in the same side and outer inverted "L" shaped pattern block 12 to be oppositely arranged, the two is relatively buckle-shaped integral For the long pattern block of parallelogram, and " Z " the type groove 21 of bending, the width W of " Z " type groove 21 are formed therebetween Being arranged to 1mm ~ 3mm is advisable.Core block 10 is primary ground position when tire is kept straight on, and the design of regular isosceles trapezoid can Increase continuous ground area, comfortableness when lifting rides, reduce rolling resistance;And parallel four side of band " Z " type groove 21 The long pattern block of shape is in primary ground position when tire is turned, there is provided larger side-friction, lifts turning security Energy.Edge pattern block 13 is irregular polygon, and it is arranged on the outer ledge of tyre surface two, while is also on the position of tyre bead 2, is to make For the auxiliary of tyre surface 1 to tyre bead 2, transition, tire is set all to maintain uniform, stable ground plane under any traveling angle, from And obtain comprehensive preferable road feel.Core block 10, interior inverted "L" shaped pattern block 11, outer inverted "L" shaped pattern block 12 and edge The front and back ends of pattern block 13 are the circular arc for being convex to tire rolling direction, the horizontal stroke of above-mentioned each pattern block splicing composition large span To pattern group, along the circumferential uniform, interval of tyre surface 1, repeat that similar turtle shell line is integrally formed after setting, tyre surface entirety turtle shell line designs The edge effect of different angle is produced, effectively lifts tire earth-catching property.
In order to further increase marginal element, tire earth-catching property is lifted, can the inverted "L" shaped He of pattern block 11 inside(Or) It is partitioned into an independent small pattern block in the long side of outer inverted "L" shaped pattern block 12, the present embodiment is inverted "L" shaped pattern block 12 outside Small pattern block 12a is partitioned into long side, divides outer inverted "L" shaped pattern block 12 for small pattern block 12a and big-pattern block 12b.
With reference to shown in Fig. 1, lug depth on tyre surface 1 from circumferential line CL toward 1 liang of outside of tyre surface be gradually shallow setting, Until the outer ledge depth of edge pattern block 13 is reduced to 0.In this way, the two edges of tyre surface 1 are round and smooth respectively, are smoothly transitioned into tyre bead 2 On, boundary line E is formed on tyre bead 2, the decorative pattern of the two edges of tyre surface 1 need at least extend over deflected width of tyre maximum O, That is boundary line E is arranged at deflected width of tyre maximum O.It is preferred that boundary line E is across deflected width of tyre maximum O, with Section width maximum O radial distance L is arranged to 0mm ~ 12mm, the whole profiled outline of inflation rear tyre is presented spherical, Ensure that tire all maintains uniform, stable ground plane under any traveling angle, so as to obtain comprehensive preferable road feel, together When suitably increase the rigidity of the upper part of tyre bead 2, make tyre surface 1 to tyre bead 2 strength transmit it is continuous.But radial distance L can not be set Put too greatly, if tyre surface boundary line E across section width maximum O radial distance L are too big, boundary line E will be close to tire Tire lip 3, now pattern block sizing material will envelope whole tyre bead 2 on tyre surface 1, and it is too strong to may result in the rigidity of tyre bead 2, can not be timely Sensitive reaction pavement behavior, influences comfortableness and road feel.In addition, tire aspect ratio of the present invention(Tire section height H breaks with tire Face width S W ratio)It is set as 0.95 ~ 1.10, i.e. tire aspect ratio forms tire lining approximate true close to 1 or equal to 1 Round inflation die cavity, larger gas volume is produced, preferably absorbs the vibrations that ground is transmitted to, increased driving stability and relax Adaptive.In this way, coordinating tyre surface 1 and tyre bead 2 is round and smooth is connected design, make the spheroid that the inside and outside portion of inflation rear tyre is approximate proper circle Shape, be advantageous to the rolling of tire, rolling resistance can be reduced, without just can reach by complicated, expensive vehicle damping technology Good comfortable riding and damping performance.
As shown in Fig. 4 ~ 6, little particle 14,14 ' is further configured with the surface of the pattern block of tyre surface 1, is specially:At center Pattern block 10, interior inverted "L" shaped pattern block 11, the surface of outer inverted "L" shaped pattern block 12 are uniformly distributed triangle little particle 14,14 ', And along tyre surface 1 in axially horizontal-extending.Primary ground position pattern block surface set interval triangle little particle 14, 14 ', its small ground connection drop formed can make tyre surface 1 produce frictional force with road surface, lift the earth-catching property of tire.Wherein, in Triangle little particle 14,14 ' and the trapezoidal edge of core block 10 remain with interval S on heart pattern block 10, and this interval S is set For 1mm ~ 4mm, avoid triangle little particle 14,14 ' from penetrating 10 each edge of core block, can make to keep during tire straight trip ground connection The edge shape of rule, lifting is grounded continuous, and then lifts comfortable riding and ensure rolling resistance performance;And interior inverted " L " Type pattern block 11, the triangle little particle 14,14 ' on the outer inverted "L" shaped surface of pattern block 12 can use partly or entirely insertion each The mode of block edge.Fig. 5 show a kind of embodiment of little particle 14 of the present invention, and little particle 14 is that base portion is isoceles triangle The cone of shape, two equilateral formed drift angles of isosceles triangle point to tire rolling direction, little particle 14 and the ground of cone design Face forms the point contact at interval, can lift comfortable riding and ensures rolling resistance performance, and uniform lift tyre surface 1 grabs ground Performance;Fig. 6 show another embodiment of little particle 14 ' of the present invention, and little particle 14 ' is that section is the convex of isosceles triangle Platform, the two reverse tire rotating directions of equilateral formed drift angle of isosceles triangle, the little particle 14 ' of boss design are formed with ground Face contacts, and can produce small, intensive shearing force, increases the marginal element of multi-angle, helps to lift the earth-catching property of tire.
To sum up, tyre surface 1 of the present invention is by isosceles trapezoid core block 10, inside and outside inverted "L" shaped pattern block 11,12 and side Edge pattern block 13 is spliced into the circumferentially spaced setting of transverse pattern group of large span, and tread contour is in integrally turtle shell line.On tyre surface 1 Lug depth it is gradually shallow up to two edges depth is reduced to 0 from circumferential line CL toward outside, with the boundary line E of tyre bead 2 across Section width maximum O, the radial distance L with section width maximum O is 0mm ~ 12mm, makes the inflation rear tyre profiled outline be in Sphere shape, coordinate 0.95 ~ 1.10 aspect ratio, can preferably absorb the vibrations that ground is transmitted to, increase driving stability and comfortable Property, uniform contact area is all kept under any angle.In addition, interval is set on the pattern block surface of primary ground position Triangle little particle 14,14 ', and optimize little particle shape and direction.In this way, spherical section structure collocation novel tread decorative pattern Design, it can reach increase driving stability and comfortableness, it is ensured that good rolling resistance performance, lift earth-catching property.
It is described above, only it is the preferred embodiments for explaining the present invention, any formal limitation not is made to the present invention. It is every without departing from technical solution of the present invention content, make any simple modification according to its essence, modification still falls within this with equivalent variations The scope of inventive technique scheme.

Claims (11)

1. a kind of spherical bicycle pneumatic tire tread structure, the tire tread is circumferentially equal along tyre surface by some pattern groups It is even, be spaced apart composition;It is characterized in that:Each pattern group includes:On circumferential line in front end grow, rear end it is short etc. The trapezoidal core block of waist, the respectively inverted "L" shaped pattern block and one external into a couple for balanced configuration on the outside of circumferential line Inverted "L" shaped pattern block, and a pair of edge pattern blocks in the outer ledge of tyre surface two;Positioned at the same side in each pattern group Interior inverted "L" shaped pattern block and outer inverted "L" shaped pattern block are to be oppositely arranged;Core block, interior inverted "L" shaped pattern block, outer inverted " L " The front and back ends of type pattern block and edge pattern block are the circular arc for being convex to tire rolling direction, above-mentioned each pattern block splicing group Into the transverse pattern group of large span;Each lug depth is gradually shallow up to two edges depth is reduced to 0 from circumferential line toward outside, with The boundary line of tyre bead is across deflected width of tyre maximum.
2. spherical bicycle pneumatic tire tread structure as claimed in claim 1, it is characterised in that:It is described interior inverted "L" shaped The relatively buckle-shaped integral long pattern block for parallelogram of both pattern block and outer inverted "L" shaped pattern block, and therebetween Form " Z " type groove of bending.
3. spherical bicycle pneumatic tire tread structure as claimed in claim 1 or 2, it is characterised in that:The interior inverted " L " An independent small pattern block is partitioned into the long side of type pattern block and/or outer inverted "L" shaped pattern block.
4. spherical bicycle pneumatic tire tread structure as claimed in claim 1, it is characterised in that:The tyre surface two edges It is round and smooth respectively, be smoothly transitioned on tyre bead, boundary line is formed on tyre bead, tyre surface both sides of the edge pattern block at least extends over To deflected width of tyre maximum, i.e. boundary line is arranged at deflected width of tyre maximum.
5. spherical bicycle pneumatic tire tread structure as claimed in claim 4, it is characterised in that:The boundary line across Deflected width of tyre maximum, the radial distance with section width maximum are 0mm ~ 12mm.
6. spherical bicycle pneumatic tire tread structure as claimed in claim 1, it is characterised in that:The tire section is high The ratio of degree and deflected width of tyre is 0.95 ~ 1.10.
7. spherical bicycle pneumatic tire tread structure as claimed in claim 1, it is characterised in that:The center of the tyre surface Pattern block, interior inverted "L" shaped pattern block, spaced little particle is distributed on outer inverted "L" shaped pattern block, and along tyre surface in axially horizontal Extension.
8. spherical bicycle pneumatic tire tread structure as claimed in claim 7, it is characterised in that:The core block Upper little particle and the spacing at the trapezoidal edge of core block are 1mm ~ 4mm.
9. spherical bicycle pneumatic tire tread structure as claimed in claim 7, it is characterised in that:It is described interior inverted "L" shaped Pattern block, the little particle on outer inverted "L" shaped pattern block surface use and partly or entirely penetrate each block edge.
10. spherical bicycle pneumatic tire tread structure as claimed in claim 7, it is characterised in that:The little particle is Base portion is the cone of isosceles triangle, and two equilateral formed drift angles of isosceles triangle point to tire rolling direction.
11. spherical bicycle pneumatic tire tread structure as claimed in claim 7, it is characterised in that:The little particle is Section is the boss of isosceles triangle, the two equilateral formed reverse tire rotating directions of drift angle of isosceles triangle.
CN201611257245.8A 2016-12-30 2016-12-30 Spherical bicycle tyre tread structure Active CN106585287B (en)

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109334353B (en) * 2018-11-08 2024-04-26 厦门正新橡胶工业有限公司 Tire structure for wheelchair
CN111114207A (en) * 2020-01-20 2020-05-08 厦门正新橡胶工业有限公司 Tread pattern structure of bicycle pneumatic tire

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4364426A (en) * 1981-03-26 1982-12-21 Dunlop Tire & Rubber Corporation Motorcycle tire tread
CN204236150U (en) * 2014-11-10 2015-04-01 正新(漳州)橡胶工业有限公司 Highway Mountain bike tire
JP2016037083A (en) * 2014-08-05 2016-03-22 横浜ゴム株式会社 Pneumatic tire
CN206357927U (en) * 2016-12-30 2017-07-28 厦门正新橡胶工业有限公司 spherical bicycle tyre tread structure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6027589B2 (en) * 2014-10-08 2016-11-16 住友ゴム工業株式会社 Motorcycle tires

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4364426A (en) * 1981-03-26 1982-12-21 Dunlop Tire & Rubber Corporation Motorcycle tire tread
JP2016037083A (en) * 2014-08-05 2016-03-22 横浜ゴム株式会社 Pneumatic tire
CN204236150U (en) * 2014-11-10 2015-04-01 正新(漳州)橡胶工业有限公司 Highway Mountain bike tire
CN206357927U (en) * 2016-12-30 2017-07-28 厦门正新橡胶工业有限公司 spherical bicycle tyre tread structure

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