CN207388765U - A kind of bicycle tyre with rubber pange tire core and low aspect ratio - Google Patents
A kind of bicycle tyre with rubber pange tire core and low aspect ratio Download PDFInfo
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- CN207388765U CN207388765U CN201721208125.9U CN201721208125U CN207388765U CN 207388765 U CN207388765 U CN 207388765U CN 201721208125 U CN201721208125 U CN 201721208125U CN 207388765 U CN207388765 U CN 207388765U
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Abstract
The utility model discloses a kind of bicycle tyre, the tire core for including a rubbery cover tyre and being arranged in the rubbery cover tyre.The rubbery cover tyre has an annular compartment and an annular opening connected with the annular compartment.The tire core is molded by rubber pange and the carcass of closed air chamber is provided with a solid carcass or one, the carcass of the tire core is arranged in the annular compartment of the cover tire, and the outer circumferential surface of the carcass sticks to the wall surface of the annular compartment of the cover tire, and close the annular opening of the cover tire.The aspect ratio of the tire is between 0.3 to 0.8.It designs with this configuration, may achieve the effect of earth-grasping force, structural strength and lightweight take into account.
Description
Technical field
The utility model is related to tire more particularly to a kind of bicycle quicks with rubber pange tire core and low aspect ratio
Tire.
Background technology
Bicycle (bicycle) is the vehicles for having both energy-saving and environmental protection and health-improving.In order to which solve all can regional short distance
The problem of communications and transportation, shared bicycle just like have become important walking-replacing tool that all can be regional.In order to possess shared bicycle
Higher appropriate rate, to improve its service efficiency, existing shared bicycle is mostly using non-inflatable tire, to avoid inflatable
Tire usually because be punctured it is discouraged, blow out or tire pressure deficiency and the problem of a large amount of maintenance works need to be put into.
Although miscellaneous non-inflatable tire is had existed on the market, such as with Polyurethane (polyurethane) one
The solid tyre of body foaming, with engineering plastics are made and solid tyre with draining or loss of weight hole, with one layer or more
The non-inflatable tire that layer plastics or rubber pange inner tube of a tyre collocation rubbery cover tyre are formed.Although these non-inflatable tires can be with
Overcome Conventional pneumatic formula tire be easily punctured it is discouraged, blow out or tire pressure deficiency and the shortcomings that need to often repair, however, these non-are filled
Pneumatic tire often has the shortcomings that as described later.It for example, must be with special knot in order to avoid being slided with tire frame or departing from
Structure is combined with tire frame, therefore, it is necessary to the even additional combination member of specially designed tire lip, tire frame of arranging in pairs or groups, so that assembling
It is relatively complicated；Alternatively, because enough earth-grasping forces as Conventional pneumatic formula rubber tyre can not be provided, and easily skid, it causes
It is dangerous；Again or, because overall weight is too heavy, it is so that more laborious and easily tired when user rides, and be unable to reach higher
Riding speed；Furthermore because of pliability deficiency, so that it is excessive to beat when billowing dynamic in tire tread, cause rider uncomfortable.
Therefore, how to allow non-inflatable tire that can take into account earth-grasping force, flexibility, structural strength, service life and light weight
The characteristics such as change, be the target of existing tire manufacturer urgently effort.
Utility model content
The utility model provides a kind of with rubber pange tire core and low flat to solve the above-mentioned deficiency of the prior art
The bicycle tyre of flat ratio, non-inflatable tyre can be overcome to lose heart, blow out or tire pressure deficiency and the shortcomings that need to often repair, and can take
The bicycle wheel frame used with existing cooperation inflatable tire uses, and it is special to take into account earth-grasping force, structural strength and lightweight etc.
Property.
The above-mentioned purpose of the utility model is realized by following technical solution：It is a kind of with rubber pange tire core and low
The bicycle tyre of aspect ratio, including a rubbery cover tyre and a tire core；The cover tire has an annular as made by rubber material
Chamber and an annular opening connected with the annular compartment；The tire core is arranged at this in a ring and by rubber pange shaping
In the annular compartment of cover tire, the outer circumferential surface of the tire core sticks to the wall surface of the annular compartment of the cover tire, and closes the ring of the cover tire
Shape opening.Wherein, the aspect ratio of the tire, that is, the ratio of height and the width is between 0.3 to 0.8.
By above-mentioned technical characteristic provided by the utility model, existing general inflatable tire may be employed in the cover tire
Rubbery cover tyre material and structure design and enough earth-grasping forces are provided, and it is existing with general inflatable tire to arrange in pairs or groups
The bicycle wheel frame being used cooperatively uses, and is not necessary to change the structure design of existing bicycle wheel frame；Secondly, the tire core is by rubber
Foaming, therefore have the advantages that non-inflatable tyre can simultaneously provide enough structural strengths；Furthermore the aspect ratio of one piece tyre
Between 0.3 to 0.8, mean that the molding tire core of rubber pange has relatively low aspect ratio, can effectively mitigate weight.Base this,
Bicycle tyre provided by the utility model can take into account the characteristics such as earth-grasping force, structural strength and lightweight.
In an embodiment of the utility model, the wall surface of the annular compartment of the cover tire has a plurality of prominent ribs, and
The outer circumferential surface of the tire core has a plurality of on-slip ditches chimeric with foregoing prominent rib.It designs with this configuration, tire core can be promoted
With the bond strength of cover tire, it can be ensured that for tire in high-speed rotation, tire core will not improve tire with cover tire with respect to slip
Safety in utilization.
In an embodiment of the utility model, which includes a carcass, which, which includes one, has a plurality of knit
The woven fabric of line and coating sizing material, the line of knitting of the woven fabric form the prominent rib.It designs with this configuration, coating sizing material is knitted
Cloth can increase the structural strength of cover tire, and the thickness by controlling the rubber material for being coated in woven fabric, make knitting for the woven fabric
Prominent rib described in wall surface self-assembling formation of the line in the annular compartment of cover tire, and be not necessary to additionally utilize needed for mold or processing formation
Protrusion rib, and processing procedure can be simplified.
In an embodiment of the utility model, a plurality of prominent ribs (that is, the woven fabric knit line) are parallel
Arrangement, and there is an angle with the equatorial line of bicycle tyre, which is greater than or equal to 40 degree and less than or equal to 90 degree.Compared with
Goodly, which is 45 degree.In other words, so-called oblique can be used in the cover tire of bicycle tyre provided by the utility model
Formula carcass, to provide preferable tire turning support performance.
In an embodiment of the utility model, which has to be connected on always in the annular compartment of the cover tire is sent out with rubber
Integrally formed solid body is steeped, design with this configuration provides the preferable structural strength of bicycle tyre.
In another embodiment of the utility model, which, which has, is connected in the annular compartment of the cover tire always with rubber
Foam integrally formed body, in the body be equipped with an at least closed air chamber, with this configuration design provide bicycle tyre compared with
Good damping capaicty and then the offer preferable comfort of rider, and the weight of whole self-propelled wheel tire can be mitigated.
In another embodiment of the utility model, provide aspect ratio lower bicycle tyre, for example, aspect ratio between
Bicycle tyre between 0.3 to 0.8, even 0.3 to 0.5, the overall weight of tire is greatly decreased.In this case,
In order to which tire is maintained to be integrated with having enough bond strengths, the utility model between enough structural strengths and cover tire and tire core
The cover tire provided further includes a carcass with two tire lips and two are respectively arranged at the tire lip core of the two tires lip, and
And carcass by one there is the plurality of parallel woven fabric for knitting line and coating sizing material to be made, the parallel line of knitting protrudes from the annular chamber
The wall surface of room and form a plurality of prominent ribs；In addition, the tire core directly in the annular compartment of the cover tire with rubber pange one
It is body formed and with a solid body so that the outer circumferential surface self-assembling formation of solid body is a plurality of mutually embedding with foregoing prominent rib
The on-slip ditch of conjunction.Alternatively, in another embodiment of the utility model, the tire core of use is directly in the annular compartment of the cover tire
With rubber pange be integrally formed and with one be equipped with an at least closed air chamber body so that the outer circumferential surface self-assembling formation of body with
The mutually chimeric on-slip ditch of foregoing prominent rib, and bond strength enough between cover tire and tire core is provided, and provide tire core compared with
Good damping capaicty and lighter weight.
Detailed structure in relation to the bicycle tyre provided by the utility model with rubber pange tire core and low aspect ratio
Make, feature, assembling or occupation mode, will be described by the detailed description of subsequent embodiment.However, in the utility model
Having usually intellectual in field should be able to understand, the particular implementation cited by such detailed description and implementation the utility model
Example, is merely to illustrate the utility model, not limiting the patent claim of the utility model.
The utility model compared with prior art the advantages of be：The utility model may achieve earth-grasping force, structural strength and light
The effect of quantization takes into account.
Description of the drawings
The schematic cross-sectional view for the bicycle tyre that Fig. 1 is provided by the first preferred embodiment of the utility model；
The schematic cross-sectional view of the cover tire for the bicycle tyre that Fig. 2 is provided by the first preferred embodiment of the utility model；
The exhibition of carcass used in the cover tire for the bicycle tyre that Fig. 3 is provided by the first preferred embodiment of the utility model
Schematic diagram is opened, the wall surface to illustrate the annular compartment of cover tire is laid with a plurality of prominent ribs；
The part isometric signal of the tire core for the bicycle tyre that Fig. 4 is provided by the first preferred embodiment of the utility model
Figure；
The schematic cross-sectional view for the bicycle tyre that Fig. 5 is provided by the second preferred embodiment of the utility model；
The schematic cross-sectional view for the bicycle tyre that Fig. 6 is provided by the 3rd preferred embodiment of the utility model；
The schematic cross-sectional view for the bicycle tyre that Fig. 7 is provided by the 4th preferred embodiment of the utility model.
In attached drawing, 11,12,13,14 be bicycle tyre；20 cover tires；20a landing parts；20b sidewalls；20c tire lips；
20d annular compartments；20e annular openings；20f wall surfaces；20g protrudes rib；22 carcasses；22a knits line；24 tread plies；26 tire lips
Core；30 tire cores；32 bodies；32a closed air chambers；34 on-slip ditches；H tire heights；L equatorial lines；W tyre widths；θ angles.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
It please refers to Fig.1 to Fig.4, the bicycle tyre 11 that the first preferred embodiment of the utility model is provided includes outside one
20 and one tire core 30 of tire.
In general, tire 11, which can define, only shows a bit of be somebody's turn to do in imaginary an equatorial line L, Fig. 3 and Fig. 4
Equatorial line L, in fact, equatorial line L is rounded and surround the center of tire 11.Cover tire 20 and tire core 30 are along the equatorial line
L extends and is in circular ring shape.
As shown in Figure 1 and Figure 2, cover tire 20 include a carcass 22, a tread ply 24 and optionally configure two
Tire lip core 26.In the present embodiment, carcass 22 is by knitting line 22a (as shown in Figure 3) and rubber material in coating with a plurality of
Woven fabric is formed, and the wire rod matter of knitting of woven fabric can be nylon, polyester fiber or other applicable materials.In the present embodiment, carcass
22 are stacked and are engaged by two layers of rubber covering woven fabric, however, the quantity of layer laminate, the mode of stacking or layer laminate that
Juncture between this has no specific limitation.
Tread ply 24 is made of rubber, and is regularly coated on outside the carcass 22, and with the sulfidization molding together of carcass 22
And in annular shape so that cover tire 20 has one to be located at its lateral border, to the landing part 20a contacted with ground and the landing part
The two sidewall 20b and be connected with two sidewall 20b, (scheme for being embedded in bicycle wheel frame respectively that bis- ends of 20a connect
In do not show) two tire lip 20c, moreover, cover tire 20 is as made by rubber material, the inside of cover tire 20 forms an annular compartment
20d, the interior lateral margin of cover tire 20 then have an annular opening 20e connected with annular compartment 20d.In addition, by especially controlling
It is coated in the thickness of the rubber material of woven fabric and either the thickness of the tread ply 24 or forms the woven fabric of the carcass 22 and knit line
The size of 22a so that carcass 22 knits line 22a and can form most parallels in the wall surface 20f of the annular compartment 20d of cover tire 20
Row and with the protrusion rib 20g of the sandwiched predetermined angle thetas of equatorial line L.In other words, the cover tire 20 that the present embodiment is provided, can adopt
With so-called skew crossing type carcass 22, to provide preferable tire turning support performance.In the present embodiment, foregoing angle theta is about
45, but the angle is not limited thereto, such as foregoing angle theta can be greater than or equal to 40 degree and less than or equal to 90 degree so that it knits
Line 22a (prominent rib 22g) tiltably intersects with equatorial line L.
It should be noted that the carcass 22 depicted in Fig. 3 be only shown schematically out it is most it is arranged in parallel knit line 22a, it is real
On border, the woven fabric for forming carcass 22 can be interwoven by most warps, weft with various different numbers, spacing.
Tire core 30 is placed in rubber material in the annular compartment 20d of cover tire 20 directly foaming-formed and is made, therefore
Tire core 30 and the shape of the annular compartment 20d of the cover tire 20 fit like a glove, and fill up all spaces of annular compartment 20d and closing
Live in annular opening 20e.In the present embodiment, tire core 30 has a solid body 32, and the outer circumferential surface of solid body 32 is completely closely
It sticks in the wall surface 22f of the annular compartment 20d of cover tire 20, moreover, as shown in figure 4, since tire core 30 is placed in ring with rubber material
Foaming-formed and be made in shape chamber 20d, the outer circumferential surface of solid body 32 is formed naturally and knits line 22a (prominent ribs
20g) shape, size, arrangement be identical and the majority on-slip ditches 34 that are mutually entrenched togather.It is protruded by the utility model
The mutually closely chimeric design of rib 20g and on-slip ditch 34 can promote the bond strength of tire core 30 and cover tire 20 so that this practicality
Even if in high-speed rotation, tire core 30 will not be produced relative sliding or separated with cover tire 20 new provided bicycle tyre 11
The phenomenon that, and the safety in utilization of tire has been significantly increased.However, it is necessary to explanation, tire core 30 is not with directly outside
It is foaming-formed in the annular compartment 20d of tire 20 to be limited, in fact, tire core 30 can be in being foamed into advance in a shaping dies
Type refills in the annular compartment 20d of cover tire, with this condition after taking-up, it is necessary to pay special attention to rubber pange tire core 30 with
The annular compartment 20d of cover tire 20 must in shape and volume completely it is closely sealed, if necessary can in foaming tire core 30 outer circumferential surface with
Adhesive agent is coated between the wall surface 20f of annular compartment 20d, so as not to because there being gap between cover tire 20 and tire core 30, and causes that
This generates friction or improper deformation, and then influences service life, performance and the security of tire.
In order to reach one of lightweight purpose, the technical characteristic of bicycle tyre 11 provided by the utility model, will take turns
The whole aspect ratio of tire 11, that is, the ratio of the height H and width W of tire 11 as shown in Figure 1, are designed between 0.3 to 0.8
Between, in fact, the aspect ratio of tire shown in FIG. 1 11 is about 0.8.Secondly, referring to Fig. 5, Fig. 5 draws out the utility model
The bicycle tyre 12 that second preferred embodiment is provided, tire 12 equally include a cover tire 20 and a tire core 30, with
The difference for the tire 11 that aforementioned first embodiment is provided is only that the aspect ratio of the tire 12 is about 0.6.By this practicality
The design of new bicycle tire 11,12 aspect ratios between 0.3 to 0.8, the solid tyre core 30 of rubber pange will have more
Low aspect ratio, and can have smaller volume and relatively low weight, and then make bicycle quick provided by the utility model
Tire can reach light-weighted purpose.
It must be illustrated, traditional filling gas bicycle, no matter outside its inflated inner tyre or used rubber
Tire, (tire is high and width ratio is about 1 for aspect ratio all about 1:1), for a long time, bicycle manufacturer looks on the bright side of things always sends out class
Like the low aspect ratio bicycle tyre of automobile, still, automobile tire be designed under crown the strong steel belt of rigidity or other
Material annulus, thus after inflation crown part will not protrusion, however, bicycle tyre can not because lightweight and earth-grasping force is focused on
The strong steel belt of rigidity is added in, therefore, even if the design of filling gas bicycle wheel tire can not in flat (low aspect ratio) yet
These filling gas bicycle wheel tires is allowed really to realize the structure of flattening because after inflation among cover tire crown position can heave and
Similar triangle is formed, and then contact area is caused to become smaller, stability of riding is deteriorated, therefore filling gas bicycle wheel tire is long-term
Since to adopt tire high wide close to 1 with tire:1 design.
However, the tire core 30 of solid rubber foaming is not required to inflate, even if in the strong steel belt of no rigidity or other materials
In the case of matter annulus, cover tire 20 and foaming tire core 30 can real flattening, not only reducing to ride height and can effectively reduce
Weight.In addition, the in the industry cycle long-time service of rubber pange tire core, there is depth-width ratio close to 1:In the annular compartment of 1 cover tire not
Height foaming can be carried out, if because height foaming will cause blown rubber to have relatively low density and structural strength, however, because
Cover tire depth-width ratio is close to 1:1, cover tire tyre bead height is higher, it will rubber pange tire core support strength is caused not enough to cause tire
Double swerve when in use.However, the utility model uses the cover tire 20 of low aspect ratio, tyre bead height is relatively low, therefore tire core 30
It can carry out height foaming and still there is enough support forces, therefore the tire core 30 of the utility model can become more due to height foams
Gently, it more may achieve light-weighted purpose.In other words, low aspect ratio rubber pange solid tyre core provided by the utility model
30, can solve filling gas bicycle wheel tire at one stroke can not really realize low aspect ratio and traditional solid rubber or other materials
Matter foaming bicycle tyre it is overweight, these industries there is technical issues that for a long time and can not, and can provide one kind it is simultaneous
Care for the non-inflatable bicycle tyre of the characteristics such as earth-grasping force, structural strength and lightweight.
Referring again to Fig. 1 and Fig. 2, two tire lip cores 26 are annularly respectively arranged at two tires lip 20c along equatorial line
It is interior, to promote the structural strength of the tire 11, make tire 11 that can and take turns the close and firm combination of frame (not shown).The respectively tire
Lip core 26 can be a thicker hard wire, alternatively, respectively the tire lip core 26 can include most thinner stone dead wires or time nylon yarn with
It takes into account structural strength and reduces weight.It should be noted that tire lip core 26 is optionally set, for the wheel of lower aspect ratio
For tire, such as aspect ratio is for the bicycle tyre between 0.3 to 0.8 or even 0.3 to 0.5, best in cover tire 20
Be provided with the tire lip core 26 and skew crossing type carcass 22 so that tire 30 volume of tire core decline and overall weight mitigate under still
It can possess between enough support strengths and cover tire 20 and tire core 30 because of the Qian He with prominent rib 22a with on-slip ditch 34
Structure and still have enough bond strengths.
Referring to Fig. 6, Fig. 6 is illustrated by the section view for the bicycle tyre 13 that the 3rd preferred embodiment of the utility model provides
Figure.Tire 13 equally includes a cover tire 20 and a tire core 30, the difference of the tire 11 provided with aforementioned first embodiment
Different to be only that, tire core 30 has with the integrally formed body 32 of rubber pange directly in the annular compartment of the cover tire 20, and this
32 inside of body has the closed air chamber 32a of an annular, thus, which tire core 30 can have preferable damping capaicty and lighter weight
Amount.It must be illustrated, the shape of the closed air chamber 32a inside the body 32 of tire core 30 is not with disclosed by this embodiment
Person is limited, such as Fig. 7 draws out the bicycle tyre 14 that the 4th preferred embodiment of the utility model is provided, and tire 14 equally wraps
Containing a cover tire 20 and a tire core 30, the difference of the tire 13 provided with aforementioned third embodiment is only that, tire core 30
Body 32 be internally provided with the annular closed air chamber 32a of arranged in parallel four, thus, equally can provide better
Damping capaicty and lighter weight.
Finally, it is necessary to illustrate again, the utility model is only for example in preceding taking off composition component disclosed in embodiment
It is bright, not it is used for limiting the scope of this case, the replacement of other equivalent elements or variation, also should be the claim institute of this case
Cover.
Claims (9)
1. a kind of bicycle tyre, it is characterised in that：Include：
One cover tire as made by rubber material, has an annular compartment and an annular opening connected with the annular compartment；
One tire core in a ring and is molded by rubber pange and is arranged in the annular compartment of the cover tire, the periphery face paste of the tire core
The wall surface of annular compartment to the cover tire, and close the annular opening of the cover tire；
Wherein, the aspect ratio of the tire is between 0.3 to 0.8.
2. a kind of bicycle tyre according to claim 1, it is characterised in that：The wall surface tool of the annular compartment of the cover tire
There are a plurality of prominent ribs, and the outer circumferential surface of the tire core has a plurality of on-slip ditches chimeric with foregoing prominent rib.
3. a kind of bicycle tyre according to claim 2, it is characterised in that：The cover tire includes a carcass, the tire
Body, which includes one, has a plurality of woven fabrics for knitting line and coating rubber material, and the line of knitting of the woven fabric forms the prominent rib.
4. a kind of bicycle tyre according to claim 2, it is characterised in that：The bicycle tyre defines an imagination
Rounded equatorial line, and a plurality of prominent ribs are arranged in parallel, and have an angle, the angle with the equatorial line
More than or equal to 40 degree and less than or equal to 90 degree.
5. a kind of bicycle tyre according to claim 1, it is characterised in that：The tire core is molded with a rubber pange
Solid body.
6. a kind of bicycle tyre according to claim 1, it is characterised in that：The tire core is molded with a rubber pange
Body, an at least closed air chamber is equipped in the body.
7. a kind of bicycle tyre according to claim 1, it is characterised in that：The aspect ratio of the tire between 0.3 to
Between 0.8；The carcass and two that the cover tire has two tire lips comprising one are respectively arranged at the tire lip core of the two tires lip, should
Carcass by one there is the plurality of parallel woven fabric for knitting line and coating rubber material to be made, and the parallel line of knitting protrudes from the annular chamber
The wall surface of room and form a plurality of prominent ribs；The tire core is foaming-formed in the annular compartment of the cover tire and has one
Solid body, the outer circumferential surface of the solid body have a plurality of on-slip ditches mutually chimeric with foregoing prominent rib.
8. a kind of bicycle tyre according to claim 1, it is characterised in that：The aspect ratio of the tire between 0.3 to
Between 0.8；The carcass and two that the cover tire has two tire lips comprising one are respectively arranged at the tire lip core of the two tires lip, should
Carcass by one there is the plurality of parallel woven fabric for knitting line and coating rubber material to be made, and the parallel line of knitting protrudes from the annular chamber
The wall surface of room and form a plurality of prominent ribs；The tire core is foaming-formed in the annular compartment of the cover tire and has one
Body equipped with an at least closed air chamber, the outer circumferential surface of the body have a plurality of on-slip mutually chimeric with foregoing prominent rib
Ditch.
9. a kind of bicycle tyre according to claim 7 or 8, it is characterised in that：The bicycle tyre defines one
The rounded equatorial line of imagination, and plurality of parallel line and the equatorial line knitted has an angle, the angle be more than or
Equal to 40 degree and less than or equal to 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721208125.9U CN207388765U (en) | 2017-09-15 | 2017-09-15 | A kind of bicycle tyre with rubber pange tire core and low aspect ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721208125.9U CN207388765U (en) | 2017-09-15 | 2017-09-15 | A kind of bicycle tyre with rubber pange tire core and low aspect ratio |
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| Publication Number | Publication Date |
|---|---|
| CN207388765U true CN207388765U (en) | 2018-05-22 |
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ID=62403731
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721208125.9U Active CN207388765U (en) | 2017-09-15 | 2017-09-15 | A kind of bicycle tyre with rubber pange tire core and low aspect ratio |
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| CN (1) | CN207388765U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112574476A (en) * | 2020-11-19 | 2021-03-30 | 陈国珍 | Inflation-free tire and processing technology |
| CN112793367A (en) * | 2021-01-08 | 2021-05-14 | 四川远星橡胶有限责任公司 | Novel integrated configuration's non-maintaining tire |
-
2017
- 2017-09-15 CN CN201721208125.9U patent/CN207388765U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112574476A (en) * | 2020-11-19 | 2021-03-30 | 陈国珍 | Inflation-free tire and processing technology |
| CN112793367A (en) * | 2021-01-08 | 2021-05-14 | 四川远星橡胶有限责任公司 | Novel integrated configuration's non-maintaining tire |
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