CN108454321A - A kind of multi-tiling safety tread - Google Patents
A kind of multi-tiling safety tread Download PDFInfo
- Publication number
- CN108454321A CN108454321A CN201711395665.7A CN201711395665A CN108454321A CN 108454321 A CN108454321 A CN 108454321A CN 201711395665 A CN201711395665 A CN 201711395665A CN 108454321 A CN108454321 A CN 108454321A
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- Prior art keywords
- layer
- air pressure
- air
- voided
- pressure balance
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C5/00—Inflatable pneumatic tyres or inner tubes
- B60C5/20—Inflatable pneumatic tyres or inner tubes having multiple separate inflatable chambers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C17/00—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/001—Devices for manually or automatically controlling or distributing tyre pressure whilst the vehicle is moving
- B60C23/004—Devices for manually or automatically controlling or distributing tyre pressure whilst the vehicle is moving the control being done on the wheel, e.g. using a wheel-mounted reservoir
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention belongs to technical field of traffic transportation, and in particular to a kind of multi-tiling safety tread.Including cover tire, air bag layer, voided layer and the metal wheel hub set gradually from outside to inside, the air bag layer includes multiple ballonets, and air pressure balance layer is equipped between the air bag layer and voided layer；The air pressure balance layer, which is equipped with, fills air-outlet valve, the air pressure for adjusting air pressure balance layer；The air pressure balance layer is additionally provided with the check valve being connect with each ballonet and voided layer, is unidirectionally inflated to each ballonet and voided layer for air pressure balance layer.By adding air pressure balance layer, avoids voided layer and directly connect with air bag layer, increase the air-tightness of voided layer；It is avoided simultaneously since individual ballonet breakages of air bag layer cause the voided layer being directly connected to lose heart, enhances the safety of tire.
Description
Technical field
The invention belongs to technical field of traffic transportation, and in particular, to a kind of multi-tiling safety tread.
Background technology
Automobile tire generally used now is travelling on the way, does not encounter iron nail inevitably, the pricking objects such as glass puncture tire.
Automobile flat tire, gas leakage occur on the way for traveling, and automobile disequilibrium in the process of moving, driver is easily caused to be difficult to the side of grasp
To, and then causing safety accident, this is extremely hazardous.And some automobile tires are being from using to scrapping, pricked tens times with
On, bring huge workload to repair tire patching.
As shown in Figure 1, Chinese patent 201420770147.4 discloses a kind of novel inner structure of ballonet automatic inflating
Tire includes sequentially connected rubber tyre, stingy cystoblast, voided layer and metal wheel hub from outside to inside, in stingy cystoblast
Each ballonet be equipped with voided layer junction inflated from trend ballonet but in ballonet gas cannot flow back it is unidirectional
Valve.Not only preferably resolve automobile tire thorn influences use and safety problem later, but also since the air pressure of voided layer can
With by check valve into ballonet automatic inflating, further overcome tire used length long afterwards, individual ballonets become flat leakage
The problem of gas or air pressure deficiency so that the air pressure of the stingy cystoblast of the tire is in full, balanced state always, avoids because of wheel
The ballonet air pressure of tire part is insufficient and generates and travels jiggly phenomenon.
But since the air pressure of voided layer can be inflated by check valve into ballonet, pressed when individual ballonet gas leakage
Power becomes smaller, and voided layer gas will be inflated from trend ballonet under pressure.Above-mentioned tire belt come problem be：Once stingy
Capsule occurs damaged or is punctured, gas leak in ballonet, and voided layer will be inflated by check valve from the trend ballonet, directly
It is discharged totally by ballonet to voided layer gas.Therefore, above-mentioned tire still can not solve to encounter when ballonet is punctured still
So keep the tire pressure state of tire normal work.
Invention content
The present invention for the defects in the prior art, provides that a kind of that voided layer can not only be avoided to pass through is damaged stingy
Capsule loses heart, and the tire that explosion-proof anti-tie effect is good.
The purpose of invention is achieved through the following technical solutions：Provide a kind of multi-tiling safety tread, including from outside to
Cover tire, air bag layer, voided layer and the metal wheel hub inside set gradually, the air bag layer include multiple ballonets, the air bag layer
It is equipped with the air pressure balance layer air pressure balance layer between voided layer and is equipped with and fills air-outlet valve, the gas for adjusting air pressure balance layer
Pressure；The air pressure balance layer is additionally provided with the check valve being connect with each ballonet and voided layer, for air pressure balance layer to each
Ballonet and voided layer are unidirectionally inflated.
The present invention provides a kind of novel tire constructions, and the inner tube of a tyre or only monomer inflatable chamber are equipped with different from existing
The tire of structure, this kind of tire is additionally arranged air bag layer and air pressure balance layer, while having carried out phase to the structure of cover tire and voided layer
The adjustment answered.When the crown of cover tire and individual ballonets are punctured by foreign matter, the structure of remaining ballonet and voided layer is not destroyed,
To not influence the support force of tire entirety, tire can be used normally.When the sidewall damage of cover tire, i.e. voided layer is pierced by foreign matter
When broken, it is easy to cause the gas a lot of leakage of voided layer, causes the instantaneous loss of pressure of tire, but since air bag layer itself has centainly
Support force, will not cause damaged tire that cannot work completely, causing vehicle disequilibrium, there is a phenomenon where traffic accidents.Position
Air pressure balance layer between air bag layer and voided layer plays the role of completely cutting off air bag layer and voided layer, overcomes the prior art
In, since air bag layer is punctured, problem that the voided layer gas that is communicated therewith by check valve loses heart therewith.
Preferably, the air bag layer includes the different ballonet of multiple shapes, size.
Preferably, the air bag layer is by multiple ballonet integrated injection moldings.
Preferably, the ballonet can be cylinder or polyhedron.
According under different operating environment, tire needs support force to be offered, is adjusted to the structure of the ballonet of air bag layer
It is whole, so that the stress of each ballonet is reached optimum state.
Preferably, the geometric central axis line of the ballonet is parallel with tire radial direction.Ballonet prolongs the radius side of tire
To distribution, extraneous active force is born by the rib of each ballonet, i.e. the support force of air bag layer is common by the rib of each ballonet
It provides, not only increases the stability of structure, air bag layer is made to be unlikely to deform, and enhance the endurance of air bag layer.
Preferably, the voided layer is equipped with means of deflation, can discharge voided layer gas.
Further, the exterior air drain for filling air-outlet valve and including valve cock and being arranged outside valve cock, the valve cock
It is connect with air pressure balance layer, the air pressure for adjusting air pressure balance layer；The exterior air drain is connected to voided layer, hollow for adjusting
The air pressure of layer；The exterior air drain is equipped with isolating device and is in communication with the outside for separating voided layer, opens isolating device, can release
Gas in voided layer.
Preferably, it is equipped with concentric outer layer sleeve outside the valve cock, between the outer layer sleeve and valve cock outer wall
Channel constitute exterior air drain.
Preferably, the exterior air drain includes the outer layer sleeve equipped with gas vent, and the outer layer sleeve is arranged in the valve
The connecting portion of the outside of mouth bar, the outer layer sleeve and valve cock bar is equipped with gas outlet.
Preferably, the outer layer sleeve is equipped with multiple gas vents.
Preferably, the isolating device include be isolated valve and with it is described be isolated valve connect elastic mechanism.
Compared with prior art, the present invention has following advantageous effect：
1, it by adding air pressure balance layer, avoids voided layer and is directly connect with air bag layer, increase the air-tightness of voided layer；Together
When avoid due to individual ballonet breakages of air bag layer cause the voided layer being directly connected to lose heart.
2, air pressure balance layer can in real time be inflated by check valve to voided layer, can be when voided layer is damaged to voided layer
Interior inflation avoids causing the situation that air pressure drastically declines in voided layer.
3, tire is equipped with air bag layer, and when the crown of cover tire and individual ballonets are punctured by foreign matter, it is stingy not destroy remaining
The structure of capsule and voided layer, to not influence the support force of tire entirety, tire can be used normally.When voided layer breakage,
Air bag layer can provide certain support force, will not cause tire that cannot work completely.Meanwhile air bag layer avoids conventional tire
Gas reduces in tire, and four wheels support force difference is too big, the phenomenon that so as to cause vehicle disequilibrium.
Description of the drawings
The structural schematic diagram of Fig. 1 multi-tiling safety treads.
Fig. 2 multi-tiling safety treads fill the structural schematic diagram of air-outlet valve.
Wherein, 1- valve cocks, 2- exterior air drains, 3- air pressure balance layers, 4- voided layers, 5- isolating devices, 6- elastic mechanisms,
Valve, 10- seal washers, 11- thimbles, 15- cover tires, 16- air bag layers, 17- gold is isolated in 7- outer layer sleeves, 8- gas vents, 9-
Belong to wheel hub, 18- ballonets, 19- fills air-outlet valve, 20- check valves.
Specific implementation mode
The present invention is further illustrated With reference to embodiment.Wherein, attached drawing only for illustration,
What is indicated is only schematic diagram rather than pictorial diagram, should not be understood as the limitation to this patent；Reality in order to better illustrate the present invention
Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
Embodiment 1
As shown in Figure 1, present embodiments provide a kind of multi-tiling safety tread, including set gradually from outside to inside cover tire 15,
Air bag layer 16, voided layer 4 and metal wheel hub 17, the air bag layer 16 include multiple ballonets 18, the air bag layer 16 and hollow
It is equipped with the 3 air pressure balance layer 3 of air pressure balance layer between layer 4 and is equipped with and fills air-outlet valve 19, the gas for adjusting air pressure balance layer 3
Pressure；The air pressure balance layer 3 is additionally provided with the check valve 20 being connect with each ballonet 18 and voided layer 4, is used for air pressure balance layer 3
It is unidirectionally inflated to each ballonet 18 and voided layer 4.
Cover tire 15 in the present embodiment is using the structure of existing radial, radial products different at present
Respectively there is length on properties, but can slightly be changed by technologic, is applied on this kind of tire.Tire is set to have
While high safety performance, the original performance of tire is had little influence on, the various advantages of original tire are retained.Due to this kind
Tire specially be equipped with air bag layer 16, therefore can it is appropriate reduce cover tire anti-tie grade, to meridian with multi-layer structure
Tire is adjusted, and reduce by 1-2 layers of internal structure reduces production cost on the basis of not influencing security performance, alleviates
Tire weight.
Air bag layer 16 includes multiple ballonets 18, by using the butyl material integrated injection molding of high-air-tightness,
It can be bonded and be spliced by multiple ballonets.Wherein the quantity of ballonet 18 is differed from more than ten to tens, according to difference
Requirement of the working environment to Tire support power is adjusted 18 quantity of ballonet.The shape of the ballonet 18 of air bag layer 16 can be with
It is the polyhedron of the regular shapes such as cylinder or pentagonal prism, hexagonal prisms, can also be polyhedron in irregular shape, Ge Ge little
Air bag 18 can be same size, same shape；Can also be different size, same shape；Can be different shape, phase
With size；Can also be that size shape is different.Ballonet 18 prolongs the outer surface that tire is radially erected at air pressure balance layer,
That is the geometric central axis line of ballonet is parallel with tire radial direction.Entire air bag layer 16 is in cellular, not only increases structure
Compactedness, and improve the support force of air bag layer 16.
The structure of voided layer 4 and the structure of the monomer inflatable chamber of the tire of the existing not inner tube of a tyre are essentially identical, difference
It is, due to being additionally arranged the air bag layer 16 of multi-tiling, so for the monomer inflatable chamber of the more conventional tire of 4 volume of voided layer significantly
It reduces.
Air pressure balance layer 3 be equipped with it is connected to it fill air-outlet valve 19, fill air-outlet valve 19 for the external world to air pressure balance
Layer 3 is inflated；The air pressure balance layer 3 is additionally provided with the check valve 20 being connect with each ballonet 18 and voided layer 4, flat for air pressure
The layer 3 that weighs unidirectionally is inflated to each ballonet 18 and voided layer 4.When tire is in running order, the support force of tire is by filling
Air bag layer 16, air pressure balance layer 3 and the voided layer 4 of gas provide jointly.
By adding air pressure balance layer 3, avoids voided layer 4 and directly connect with air bag layer 16, increase the gas of voided layer 4
Close property；It is avoided simultaneously since 18 breakage of individual ballonets of air bag layer 16 causes the voided layer being directly connected to 4 to lose heart.Gas
It presses balance layer 3 that can in real time be inflated to voided layer 4 by check valve 20, can be filled into voided layer 4 when voided layer 4 is damaged
Gas avoids causing the situation that air pressure drastically declines in voided layer 4.Tire is equipped with air bag layer 16, when the crown of cover tire and individual small
When air bag 18 is punctured by foreign matter, the structure of remaining ballonet 18 and voided layer 4 is not destroyed, to not influence the support of tire entirety
Power, tire can be used normally.When voided layer 4 is damaged, air bag layer 16 can provide certain support force, and tire will not be caused complete
It cannot work entirely.Meanwhile air bag layer 16 avoids gas in the tire of conventional tire and reduces, four wheels support force difference is too big,
The phenomenon that so as to cause vehicle disequilibrium.
Embodiment 2
As shown in Fig. 2, the present embodiment difference from example 1 is that, provide one kind fill air-outlet valve 19 include valve cock 1
With the exterior air drain 2 being arranged outside valve cock 1, the valve cock 1 is connect with air pressure balance layer 3, for adjusting air pressure balance layer 3
Air pressure；The exterior air drain 2 is connected to voided layer 4, the air pressure for adjusting voided layer 4；The exterior air drain 2 is equipped with isolating device 5
It is in communication with the outside for separating voided layer 4, opens isolating device 5, gas in voided layer 4 can be released.
Wherein, valve cock 1 generally comprises Valve tip body and valve inside；Valve inside is located at the inside of Valve tip body, main to use
In the air inlet for realizing tire and prevent the gas leakage of tire；1 outer wall of valve cock is equipped with screw thread, can be used for connecting air charging system,
Can be used for that dust cap is installed.Valve cock 1 can also directly use existing American valve cock or French inflating valve structure.
1 outside of valve cock is equipped with concentric outer layer sleeve 7, and the channel between 1 outer wall of outer layer sleeve 7 and valve cock constitutes outer
Air flue 2.The gas outlet that exterior air drain 2 can be made to be in communication with the outside is equipped in the connecting portion of outer layer sleeve 7 and valve cock 1.Outside
Be equipped with isolating device 5 between layer casing 7 and valve cock 1, isolating device 5 include be set in spring outside valve cock 1 and with bullet
The isolation valve 9 of spring connection, isolation valve 9 are used to block the gas outlet of outer layer sleeve 7 and the connecting portion of valve cock 1, in turn
Control voided layer 4 and extraneous connection.Outer layer sleeve 7 compresses the position of connection equipped with seal washer 10, enhancing with valve 9 is isolated
The air-tightness of valve 9 is isolated, isolation valve 9 is equipped with the thimble 11 for stretching out gas outlet, when needing to discharge gas in voided layer 4,
Thimble 11 is pressed, so that isolation valve 9 is detached with seal washer 10, to make voided layer 4 be in communication with the outside.
Air charging system is fixedly connected by screw thread with valve cock 1, while valve inside being lifted off to original position, is allowed gas to
The part enough detached with Valve tip body by valve inside enters the air pressure balance layer 3 of tire.It waits for that inflation is completed, takes air charging system away
Afterwards, valve inside returns to original position due to the collective effect of pressure and elastic device 6 in tire, isolation air pressure balance layer 3 with it is outer
The connection on boundary.When device for monitoring tyre pressure find intrauterine pressure it is excessively high, when needing to deflate to tire, external device (ED) can be passed through
Valve inside is lifted off original position again, air pressure balance layer 3 is made to be in communication with the outside, since air pressure is higher than ambient pressure, energy in the layer
It is enough to complete operation of losing heart.When needing the voided layer 4 to tire to carry out being depressured discouraged, give what isolation valve 9 was connected in outside
Isolation valve 9 is lifted off original position, exterior air drain 2 is made to be in communication with the outside by gas outlet by 11 1 active forces of thimble, due to
Outer layer sleeve 7 is equipped with gas vent 8, and the gas of voided layer 4 can enter outer layer sleeve 7 by gas vent 8, and then pass through gas outlet
It is discharged to the external world.When completing losing heart to voided layer 4, remove the active force for being applied to thimble 11, make isolation valve 9 spring with it is outer
In channel 2 under the action of pressure, compressed again with the seal washer of outer layer sleeve 7 10, block gas outlet, isolation outer tunnel 2 with
Extraneous connection.
Filling air-outlet valve 19 can be according to the suitably discouraged mode of pressure selection in tire, when needing to let out in air pressure balance layer 3
When air pressure, 1 pressure release of valve cock can be used；When needing the air pressure of emptying central layer 4,2 pressure release of exterior air drain can be used；Work as needs
Air pressure range hour is adjusted, 2 pressure release of valve cock 1 or exterior air drain is can be used alone；When needing the range for adjusting air pressure big,
Valve cock 1 and the pressure release simultaneously of exterior air drain 2 can be used.The flexibility for increasing pressure release mode improves the efficiency of pressure release.
The same or similar label correspond to the same or similar components；Position relationship described in attached drawing is used to be only used for showing
Example property explanation, should not be understood as the limitation to this patent.Obviously, the above embodiment of the present invention is only intended to clearly illustrate this
Invention example, rather than a limitation of the embodiments of the present invention.Those of ordinary skill in the art are come
It says, other different forms of changes or modifications may be made based on the above description.There is no need and unable to all
Embodiment be exhaustive.All any modification, equivalent and improvement made by all within the spirits and principles of the present invention etc.,
It should all be included in the scope of protection of the claims of the present invention.
Claims (10)
1. a kind of multi-tiling safety tread, including the cover tire, air bag layer, voided layer and the metal wheel hub that set gradually from outside to inside,
The air bag layer includes multiple ballonets, which is characterized in that air pressure balance layer is equipped between the air bag layer and voided layer；
The air pressure balance layer, which is equipped with, fills air-outlet valve, the air pressure for adjusting air pressure balance layer；
The air pressure balance layer is additionally provided with the check valve being connect with each ballonet and voided layer, for air pressure balance layer to each
Ballonet and voided layer are unidirectionally inflated.
2. multi-tiling safety tread according to claim 1, which is characterized in that the air bag layer includes multiple shapes, big
Small different ballonet.
3. multi-tiling safety tread according to claim 2, which is characterized in that the air bag layer is by multiple ballonets one
Injection molding.
4. multi-tiling safety tread according to claim 3, which is characterized in that the ballonet can be cylinder or more
Face body.
5. multi-tiling safety tread according to claim 4, which is characterized in that the geometric central axis line of the ballonet and wheel
Tire radial direction is parallel.
6. according to claim 1-5 any one of them multi-tiling safety treads, which is characterized in that the voided layer, which is equipped with, deflates
Device can discharge voided layer gas.
7. multi-tiling safety tread according to claim 6, which is characterized in that it is described fill air-outlet valve include valve cock and
The exterior air drain being arranged outside valve cock, the valve cock are connect with air pressure balance layer, the air pressure for adjusting air pressure balance layer；Institute
It states exterior air drain to be connected to voided layer, the air pressure for adjusting voided layer；It is hollow for separating that the exterior air drain is equipped with isolating device
Layer is in communication with the outside, and opens isolating device, can release gas in voided layer.
8. multi-tiling safety tread according to claim 7, which is characterized in that be equipped with outside the valve cock concentric outer
Layer casing, the channel between the outer layer sleeve and valve cock outer wall constitute exterior air drain.
9. multi-tiling safety tread according to claim 8, which is characterized in that the outer layer sleeve is equipped with multiple exhausts
Hole.
10. the multi-tiling safety tread according to claim 7-9, which is characterized in that the isolating device includes isolation valve
Film and with it is described be isolated valve connection elastic mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711395665.7A CN108454321B (en) | 2017-12-21 | 2017-12-21 | Multi-block safety tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711395665.7A CN108454321B (en) | 2017-12-21 | 2017-12-21 | Multi-block safety tire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108454321A true CN108454321A (en) | 2018-08-28 |
| CN108454321B CN108454321B (en) | 2020-04-21 |
Family
ID=63220575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711395665.7A Active CN108454321B (en) | 2017-12-21 | 2017-12-21 | Multi-block safety tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108454321B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303825A (en) * | 2019-06-14 | 2019-10-08 | 宁波金特信钢铁科技有限公司 | A kind of automobile tire |
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|---|---|---|---|---|
| CN2494766Y (en) * | 2001-08-21 | 2002-06-12 | 蒋文林 | Inner-tube of tyre |
| US20040232260A1 (en) * | 2003-05-01 | 2004-11-25 | Hsi-Tsai Chen | Pressure-storing device with a sealing mechanism for a plurality of fluid chambers |
| KR20090101998A (en) * | 2008-03-25 | 2009-09-30 | 신남식 | Device to prevent accidents caused by standing wave of tire |
| CN201439289U (en) * | 2009-06-29 | 2010-04-21 | 台州职业技术学院 | Safety inner tyre of vehicle |
| CN201456942U (en) * | 2009-07-23 | 2010-05-12 | 魏国桥 | Safe anti-explosion tire |
| CN202965833U (en) * | 2012-11-29 | 2013-06-05 | 刘洪智 | Anti-explosion safety tire |
-
2017
- 2017-12-21 CN CN201711395665.7A patent/CN108454321B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2494766Y (en) * | 2001-08-21 | 2002-06-12 | 蒋文林 | Inner-tube of tyre |
| US20040232260A1 (en) * | 2003-05-01 | 2004-11-25 | Hsi-Tsai Chen | Pressure-storing device with a sealing mechanism for a plurality of fluid chambers |
| KR20090101998A (en) * | 2008-03-25 | 2009-09-30 | 신남식 | Device to prevent accidents caused by standing wave of tire |
| CN201439289U (en) * | 2009-06-29 | 2010-04-21 | 台州职业技术学院 | Safety inner tyre of vehicle |
| CN201456942U (en) * | 2009-07-23 | 2010-05-12 | 魏国桥 | Safe anti-explosion tire |
| CN202965833U (en) * | 2012-11-29 | 2013-06-05 | 刘洪智 | Anti-explosion safety tire |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303825A (en) * | 2019-06-14 | 2019-10-08 | 宁波金特信钢铁科技有限公司 | A kind of automobile tire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108454321B (en) | 2020-04-21 |
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Effective date of registration: 20210723 Address after: 410000 room 2101, building 1, Kaiyuan Xinmao building, No. 17, Kaiyuan Road, Xingsha street, Changsha County, Changsha City, Hunan Province Patentee after: Hunan banglian Intelligent Technology Co.,Ltd. Address before: 410014 room 812, unit 3, building 3, Xinyu Kangjing garden, Lijun, Dongshan street, Yuhua District, Changsha City, Hunan Province Patentee before: Luo Qian |
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