CN207825843U - Exempt to inflate Light deformation high-capacity tyre - Google Patents
Exempt to inflate Light deformation high-capacity tyre Download PDFInfo
- Publication number
- CN207825843U CN207825843U CN201721365778.8U CN201721365778U CN207825843U CN 207825843 U CN207825843 U CN 207825843U CN 201721365778 U CN201721365778 U CN 201721365778U CN 207825843 U CN207825843 U CN 207825843U
- Authority
- CN
- China
- Prior art keywords
- helical spring
- spring
- annular
- lubrication groove
- vertical bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Springs (AREA)
Abstract
The utility model discloses one kind and exempts to inflate Light deformation high-capacity tyre, including lubrication groove and foreign steamer, and the lubrication groove is centrally formed with tire installation axle position；Foreign steamer includes rubber ring and produced by insert molding in the spring assembly in rubber ring, and spring assembly includes first annular helical spring, vertical bar shaped helical spring, the second garter spring and third garter spring；First annular helical spring is disposed with more than two first annular helical spring groups of formation；Vertical bar shaped helical spring is placed with several along first annular helical spring group periphery；Second garter spring is arranged with several along the periphery of vertical bar shaped helical spring；Third garter spring group is located at first annular helical spring group periphery；Lubrication groove includes the left inside wheel of separable assembled, right lubrication groove；It is left inside wheel, right lubrication groove outer end position be clamped and located at the corresponding left and right side inner end position of rubber ring；Thereby, tire has high intensity, high resiliency, exempts from many advantages such as inflation, Light deformation, tear-proof, light-weight.
Description
Technical field
The utility model is related to non-inflatable tyre field technologies, refer in particular to one kind and exempt to inflate Light deformation high-capacity tyre.
Background technology
Pneumatic tire needs often inflation, is also easy to blow out and be pricked, and great security risk is caused to vehicle traveling.Afterwards
Come, non-inflatable tyre occur, be not required to inflate, the problem of blowing out and being pricked, still, existing non-inflatable tyre is also not present
It still has several drawbacks, deformation is big, tear resistance is not good enough, is also showed endless in elasticity, intensity and service life etc.
Such as people's will.
Therefore, it is badly in need of working out a kind of new technical solution to solve the above problems.
Utility model content
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide one kind and exempts to inflate
Light deformation high-capacity tyre with high intensity, high resiliency, exempts from many advantages such as inflation, Light deformation, tear-proof, light-weight.
To achieve the above object, the utility model is using following technical solution：
One kind is exempted to inflate Light deformation high-capacity tyre, includes lubrication groove and is surrounded on the foreign steamer of lubrication groove periphery, the lubrication groove
It is centrally formed with tire installation axle position；
Wherein, the foreign steamer includes rubber ring and produced by insert molding in the spring assembly in rubber ring, the spring assembly
Include first annular helical spring, vertical bar shaped helical spring, the second garter spring and third garter spring；
The first annular helical spring is arranged concentrically with rubber ring, and the first annular helical spring is along tire installation axle
Position extending direction spacing is disposed with more than two first annular helical spring groups of formation；The vertical bar shaped helical spring is along the first ring
Shape helical spring group periphery is placed with several, and axle position extending direction is parallel sets for the installation of the vertical bar shaped helical spring and tire
It sets, all vertical bar shaped helical springs arrange to form vertical bar shaped helical spring circular groups；Second garter spring is along vertical bar
The periphery of shape helical spring is arranged with several, and second garter spring is arranged along vertical bar shaped helical spring extending direction
Cloth；
The third garter spring is disposed with more than two formation thirds along tire installation axle position extending direction spacing
Garter spring group；The third garter spring group is located at first annular helical spring group periphery, the third annular
Helical spring group is arranged concentrically with first annular helical spring group；The vertical bar shaped helical spring circular groups, which are sandwiched, is positioned at
Between one garter spring group, third garter spring group；
The lubrication groove includes the left inside wheel of separable assembled, right lubrication groove；The left inside wheel, right lubrication groove are installed along tire each other
Axle position extending direction closed assembly is fixed, it is described it is left inside wheel, right lubrication groove outer end position be clamped and located at the corresponding left and right side of rubber ring
Inner end position.
As a preferred embodiment, second garter spring is arranged along vertical bar shaped helical spring extending direction spacing
Cloth maintains resigning gap, the third annular spiral shell on same vertical bar shaped helical spring between adjacent second garter spring
Rotation spring corresponds to resigning gap and is arranged arrangement.
As a preferred embodiment, the hollow hole of several perforation rubber ring left and right sides is provided in the rubber ring, it is described
Hollow hole is located in the endoporus of corresponding vertical bar shaped helical spring, and, the vertical bar shaped helical spring does not expose the inner wall of hollow hole
Face.
As a preferred embodiment, produced by insert molding has steel ring, the steel ring to be arranged concentrically with rubber ring in the rubber ring,
The internal diameter of the rubber ring is less than the internal diameter of steel ring.
As a preferred embodiment, the steel ring corresponds to the left and right side inner end position setting of rubber ring, and, described the
One garter spring corresponds to the setting of steel ring position；It is described it is left inside wheel, right lubrication groove outer end position all have outer shroud clamping
Portion, the outer shroud clamping part pressure, which is set on rubber ring, corresponds to steel ring place position.
As a preferred embodiment, the left inside wheel, right lubrication groove the outer peripheral edge of outer shroud clamping part be convexly equipped with toward each other
Annular hook correspondingly has annular slot, the annular hook to adapt to corresponding ring in the equal indent of the left and right side of rubber ring
In shape card slot.
As a preferred embodiment, the left inside wheel, right lubrication groove all have annular base plate, are integrally connected in annular base plate
The interior beam barrel of anchor ring and the outer beam barrel for being integrally connected to annular base plate outer ring surface, aforementioned outer shroud clamping part is from the periphery of annular base plate
Integrally extend outwardly；The mutually folded abutting that sets of the interior beam barrel of both left inside wheel, right lubrication groove forms aforesaid tyre installation axle position, left
The outer beam barrel of both lubrication groove, right lubrication groove is mutually folded to set the inner ring surface for abutting and adapting to jointly rubber ring.
As a preferred embodiment, it is described it is left inside wheel, right lubrication groove annular base plate be convexly equipped with connecting pole, the connection in opposite directions
It is both provided with connecting screw hole in column, is connected and fixed by locking screw between the connecting pole being oppositely arranged.
The utility model has clear advantage and advantageous effect compared with prior art, specifically, by above-mentioned technology
Known to scheme：
One, it passes through the design of spring assembly, specially first annular helical spring, vertical bar shaped helical spring, the second ring
The specific configuration of shape helical spring and third garter spring, the excellent performance of all parts is combined, to
Reach high intensity, high resiliency, exempt from the purpose of inflation, Light deformation, light-weight tear-proof；Wherein：
First annular helical spring is used to offset centrifugal force, tire in the case where tire runs at high speed the weight the case where
Lower offer support force and tire provide unilateral pulling force in the case of zig zag；Second garter spring be used for road not
The power of stress point, both sides are decomposed, tire offsets centrifugal force and anti-wheel in the case where running at high speed forwards, backwards in the case of flat
Tire circumferencial direction is torn；Vertical bar shaped helical spring in the case of road injustice for axial conduction and resisting the power of stress point
Tire installs axle position to tearing；Third garter spring provides support force for tire in the case of weight and will support
Power is effectively decomposed to supporting point both sides.
Two, the hollow hole of several perforation rubber ring left and right sides is provided in the rubber ring, hollow hole is located at corresponding vertical bar
In the endoporus of shape helical spring, on the one hand, compression stroke is provided, on the other hand mitigates tire weight and saves rubber loop material and use
Amount.
More clearly to illustrate the structure feature, technological means and its specific purposes and work(reached of the utility model
Can, the utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is the three-dimensional assembling structure schematic diagram of the embodiment of the utility model；
Fig. 2 is the decomposition texture schematic diagram of the embodiment of the utility model；
Fig. 3 is another decomposition texture schematic diagram of the embodiment of the utility model；
Fig. 4 is the cross section structure schematic diagram of the embodiment of the utility model；
Fig. 5 be the utility model embodiment in rubber ring, spring assembly and steel ring decomposition diagram；
Fig. 6 be the utility model embodiment in spring assembly side view；
Fig. 7 be the utility model embodiment in spring assembly dimensional structure diagram.
Description of drawing identification：
100, lubrication groove 200, foreign steamer
101, tire installs axle position
10, rubber ring 11, annular slot
12, hollow hole 20, spring assembly
21, first annular helical spring 22, vertical bar shaped helical spring
23, the second garter spring 24, third garter spring
30, steel ring 41, left inside wheel
42, right lubrication groove 401, outer shroud clamping part
402, annular hook 403, annular base plate
404, interior beam barrel 405, outer beam barrel
406, connecting pole 407, locking screw.
Specific implementation mode
It please refers to shown in Fig. 1 to Fig. 7, that show the concrete structures of the embodiment of the utility model；The utility model
The Light deformation high-capacity tyre of exempting to inflate is applicable to automobile, military trucks, aircraft, bicycle etc., but is not limited thereto.
It is described to exempt to inflate Light deformation high-capacity tyre, include lubrication groove 100 and is surrounded on the foreign steamer 200 of the periphery of lubrication groove 100, institute
That states lubrication groove 100 is centrally formed with tire installation axle position 101.
Wherein, the foreign steamer 200 includes rubber ring 10 and produced by insert molding in the spring assembly 20 in rubber ring 10, described
Spring assembly 20 includes first annular helical spring 21, vertical bar shaped helical spring 22, the second garter spring 23 and third
Garter spring 24；The parameters such as pitch, nominal diameter, line footpath, the quantity of each spring can be depending on actual use situation, row
Row mode can also be appropriately adjusted according to actual use situation：
The first annular helical spring 21 is arranged concentrically with rubber ring 10, and the first annular helical spring 21 is along tire
Installation 101 extending direction spacing of axle position is disposed with more than two first annular helical spring groups of formation；First annular helical spring
21 in the case where tire runs at high speed offset centrifugal force, tire provides support force in the case of weight and tire exists
Unilateral pulling force is provided in the case of zig zag；The vertical bar shaped helical spring 22 is placed with along first annular helical spring group periphery
Several, the vertical bar shaped helical spring 22 is arranged in parallel with tire installation 101 extending direction of axle position, all vertical bar shaped spiral bullets
The arrangement of spring 22 forms vertical bar shaped helical spring circular groups；Vertical bar shaped helical spring 22 is used in the case of road injustice stress
The power of point installs axle position to tearing to axial conduction and anti-tire；Second garter spring 23 is along vertical bar shaped spiral bullet
The periphery of spring 22 is arranged with several, and second garter spring 23 is arranged along 22 extending direction of vertical bar shaped helical spring；
In this way, several second garter springs 23 that the periphery of each vertical bar shaped helical spring 22 is arranged are one group, then, edge
First annular helical spring group circumferentially has the second garter spring of several groups 23 to form loop configuration, the second annular spiral shell
Spring 23 is revolved to be used in the case of road injustice the both sides decomposition forwards, backwards of the power of stress point, tire the case where running at high speed
Lower counteracting centrifugal force and the tearing of anti-tire circumferential direction；It is left and right that several perforation rubber rings 10 are provided in the rubber ring 10
The hollow hole 12 of side, the hollow hole 12 are located in the endoporus of corresponding vertical bar shaped helical spring 22, and, the vertical bar shaped spiral bullet
Spring 22 does not expose the internal face of hollow hole 12, herein the design of hollow hole 12, on the one hand provides compression stroke, on the other hand mitigates
Tire weight and saving rubber ring material utilization amount；Certainly, inner hole part arrangement of the hollow hole in addition to corresponding vertical bar shaped helical spring
Except, it can also be according to some hollow holes need to being in addition arranged at other positions of rubber ring.
The third garter spring 24 is disposed with more than two formation along tire installation 101 extending direction spacing of axle position
Third garter spring group；The third garter spring group is located at first annular helical spring group periphery, the third
Garter spring group is arranged concentrically with first annular helical spring group；Third garter spring 24 is for tire in weight
In the case of provide support force and by support force effectively to supporting point both sides decompose；The vertical bar shaped helical spring circular groups are pressed from both sides
Setting is between first annular helical spring group, third garter spring group；Herein, second garter spring 23
It arranges along 22 extending direction spacing of vertical bar shaped helical spring, adjacent second garter spring on same vertical bar shaped helical spring 22
Resigning gap is maintained between 23, the third garter spring 24 corresponds to resigning gap and is arranged arrangement.
The lubrication groove 100 includes the left inside wheel 41 of separable assembled, right lubrication groove 42；It is described it is left inside wheel 41, right lubrication groove 42 that
This is fixed along tire installation 101 extending direction closed assembly of axle position, and the left inside outer end position for taking turns 41, right lubrication groove 42 is clamped and located at
The corresponding left and right side inner end position of rubber ring 10.
Produced by insert molding has steel ring 30 in the rubber ring 10, and steel ring 30 herein is doughnut-shaped steel plate structure, the steel ring 30
It is arranged concentrically with rubber ring 10, the internal diameter of the rubber ring 10 is less than the internal diameter of steel ring 30, in this way, providing pretightning force when installation.
The steel ring 30 corresponds to the left and right side inner end position setting of rubber ring 10, and, the first annular helical spring 21 corresponds to steel
Enclose the setting of 30 positions.
The left inside outer end position for taking turns 41, right lubrication groove 42 all has outer shroud clamping part 401, the outer shroud clamping part 401
Pressure is set on rubber ring 10 and corresponds to 30 place position of steel ring.The periphery of the left inside outer shroud clamping part 401 for taking turns 41, right lubrication groove 42
Edge is convexly equipped with annular hook 402 toward each other, correspondingly, has annular slot 11 in the equal indent of the left and right side of rubber ring 10, described
Annular hook 402 adapts in corresponding annular slot 11.Specifically in this present embodiment：The left inside wheel 41, right lubrication groove 42 are equal
With annular base plate 403, it is integrally connected to the interior beam barrel 404 of 403 inner ring surface of annular base plate and is integrally connected to annular base plate 403
The outer beam barrel 405 of outer ring surface, aforementioned outer shroud clamping part 401 integrally extend outwardly from the periphery of annular base plate 403；Left inside wheel
41, the mutually folded abutting that sets of the interior beam barrel 404 of both right lubrication grooves 42 forms aforesaid tyre installation axle position 101, left inside wheel 41, right lubrication groove
Both 42 outer beam barrel 405 is mutually folded to set the inner ring surface for abutting and adapting to jointly rubber ring 10.The left inside wheel 41, right lubrication groove
42 annular base plate 403 is convexly equipped with connecting pole 406 in opposite directions, is both provided with connecting screw hole in the connecting pole 406, is oppositely arranged
It is connected and fixed by locking screw 407 between connecting pole 406.
In conclusion the design focal point of the utility model is, mainly by the design of spring assembly, specially the
The specific configuration of one garter spring, vertical bar shaped helical spring, the second garter spring and third garter spring, with
The excellent performance of all parts is combined, to reach high intensity, high resiliency, exempt from inflation, Light deformation, tear-proof weight
The purpose of light；
Wherein：First annular helical spring is used to offset centrifugal force, tire in the case where tire runs at high speed in weight
In the case of support force and tire are provided unilateral side pulling force are provided in the case of zig zag；Second garter spring is used for
In the case of road injustice the power of stress point forwards, backwards both sides decompose, tire offset in the case where running at high speed centrifugal force with
And anti-tire circumferential direction tearing；Vertical bar shaped helical spring is used in the case of road injustice the power of stress point to axial biography
It leads and anti-tire installs axle position to tearing；Third garter spring for tire provided in the case of weight support force and
Support force is effectively decomposed to supporting point both sides；
And the hollow hole of several perforation rubber ring left and right sides is provided in the rubber ring, hollow hole is located at respective straight
In the endoporus of bar shaped helical spring, on the one hand, compression stroke is provided, on the other hand mitigates tire weight and saves rubber loop material
Dosage.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent change
Change and modify, is still within the scope of the technical solutions of the present invention.
Claims (8)
1. one kind is exempted to inflate Light deformation high-capacity tyre, it is characterised in that：Include lubrication groove and is surrounded on the foreign steamer of lubrication groove periphery, institute
That states lubrication groove is centrally formed with tire installation axle position；
Wherein, the foreign steamer includes rubber ring and produced by insert molding in the spring assembly in rubber ring, and the spring assembly includes
There are first annular helical spring, vertical bar shaped helical spring, the second garter spring and third garter spring；
The first annular helical spring is arranged concentrically with rubber ring, and the first annular helical spring prolongs along tire installation axle position
It stretches direction spacing and is disposed with more than two first annular helical spring groups of formation；The vertical bar shaped helical spring is along first annular spiral shell
Rotation groups of springs periphery is placed with several, and the vertical bar shaped helical spring is arranged in parallel with tire installation axle position extending direction, institute
There is vertical bar shaped helical spring to arrange to form vertical bar shaped helical spring circular groups；Second garter spring is along vertical bar shaped spiral shell
The periphery of rotation spring is arranged with several, and second garter spring is arranged along vertical bar shaped helical spring extending direction；
The third garter spring is disposed with more than two formation third annulars along tire installation axle position extending direction spacing
Helical spring group；The third garter spring group is located at first annular helical spring group periphery, the third toroidal helical
Groups of springs is arranged concentrically with first annular helical spring group；The vertical bar shaped helical spring circular groups, which are sandwiched, is positioned at the first ring
Between shape helical spring group, third garter spring group；
The lubrication groove includes the left inside wheel of separable assembled, right lubrication groove；The left inside wheel, right lubrication groove install axle position along tire each other
Extending direction closed assembly is fixed, it is described it is left inside wheel, right lubrication groove outer end position be clamped and located at the corresponding left and right side inner end of rubber ring
Position.
2. according to claim 1 exempt to inflate Light deformation high-capacity tyre, it is characterised in that：Second garter spring
It arranges along vertical bar shaped helical spring extending direction spacing, on same vertical bar shaped helical spring between adjacent second garter spring
Resigning gap is maintained, the third garter spring corresponds to resigning gap and is arranged arrangement.
3. according to claim 1 exempt to inflate Light deformation high-capacity tyre, it is characterised in that：If being provided in the rubber ring
The hollow hole of dry perforation rubber ring left and right side, the hollow hole are located in the endoporus of corresponding vertical bar shaped helical spring, and, it is described
Vertical bar shaped helical spring does not expose the internal face of hollow hole.
4. according to claim 1 exempt to inflate Light deformation high-capacity tyre, it is characterised in that：Produced by insert molding in the rubber ring
There are steel ring, the steel ring to be arranged concentrically with rubber ring, the internal diameter of the rubber ring is less than the internal diameter of steel ring.
5. according to claim 4 exempt to inflate Light deformation high-capacity tyre, it is characterised in that：The steel ring corresponds to rubber ring
Left and right side inner end position is arranged, and, the first annular helical spring corresponds to the setting of steel ring position；The left inside wheel,
The outer end position of right lubrication groove all has outer shroud clamping part, and the outer shroud clamping part pressure, which is set on rubber ring, corresponds to steel ring place portion
Position.
6. according to claim 5 exempt to inflate Light deformation high-capacity tyre, it is characterised in that：The left inside wheel, right lubrication groove
The outer peripheral edge of outer shroud clamping part is convexly equipped with annular hook toward each other, correspondingly, has annular in the equal indent of the left and right side of rubber ring
Card slot, the annular hook adapt in corresponding annular slot.
7. according to claim 6 exempt to inflate Light deformation high-capacity tyre, it is characterised in that：The left inside wheel, right lubrication groove are equal
With annular base plate, it is integrally connected to the interior beam barrel of annular base plate inner ring surface and is integrally connected to the outer shaft of annular base plate outer ring surface
Cylinder, aforementioned outer shroud clamping part integrally extend outwardly from the periphery of annular base plate；The interior beam barrel phase of both left inside wheel, right lubrication groove
Mutually the folded abutting that sets forms aforesaid tyre installation axle position, and outer beam barrel mutually folded set of both left inside wheel, right lubrication groove abuts and fit jointly
Inner ring surface assigned in rubber ring.
8. according to claim 7 exempt to inflate Light deformation high-capacity tyre, it is characterised in that：The left inside wheel, right lubrication groove
Annular base plate is convexly equipped with connecting pole in opposite directions, and connecting screw hole is both provided in the connecting pole, leads between the connecting pole being oppositely arranged
Locking screw is crossed to be connected and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721365778.8U CN207825843U (en) | 2017-10-23 | 2017-10-23 | Exempt to inflate Light deformation high-capacity tyre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721365778.8U CN207825843U (en) | 2017-10-23 | 2017-10-23 | Exempt to inflate Light deformation high-capacity tyre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207825843U true CN207825843U (en) | 2018-09-07 |
Family
ID=63385312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721365778.8U Active CN207825843U (en) | 2017-10-23 | 2017-10-23 | Exempt to inflate Light deformation high-capacity tyre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207825843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856478A (en) * | 2017-10-23 | 2018-03-30 | 东莞市宏元电子科技有限公司 | Exempt to inflate Light deformation high-capacity tyre |
-
2017
- 2017-10-23 CN CN201721365778.8U patent/CN207825843U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856478A (en) * | 2017-10-23 | 2018-03-30 | 东莞市宏元电子科技有限公司 | Exempt to inflate Light deformation high-capacity tyre |
| CN107856478B (en) * | 2017-10-23 | 2023-12-01 | 东莞市宏元电子科技有限公司 | Inflation-free micro-deformation load-carrying tire |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106915203B (en) | Non-inflatable low-speed cross-country vehicle tyre | |
| US10406860B2 (en) | Non-pneumatic tire | |
| CN207594648U (en) | Non-inflatable tyre | |
| CN102582365A (en) | Non-pneumatic tire with rigid and flexible structure | |
| CN207825843U (en) | Exempt to inflate Light deformation high-capacity tyre | |
| CN105856978B (en) | Inner supporting device capable of rolling and rotating for automobile safety tire | |
| CN202965842U (en) | Safety tire support | |
| CN101007489A (en) | Elastic structure link rod connected type tyre | |
| CN107856478A (en) | Exempt to inflate Light deformation high-capacity tyre | |
| CN205686099U (en) | A kind of aerating anti-explosion tire of inner supporting type | |
| CN201619392U (en) | Inflation-free wheel | |
| CN1130576A (en) | Rim of tyre combining body | |
| AU2017246197A1 (en) | Tire with high strength corrugated sidewalls | |
| CN107364284B (en) | Double rigidity modular metal elastic tyres | |
| CN1181991C (en) | Safety support and support and rim assembly for tyre comprising centring means for easy mounting | |
| CN108583168A (en) | A kind of adjustable safety tyre for car elasticity inner supporting device of rigidity and its assembly method | |
| CN111605360B (en) | Double-tire structure wheel with adjustable grounding area | |
| CN208914902U (en) | One kind is exempted to inflate prick-resisting tyre | |
| CN211106780U (en) | Maintenance-free safe environment-friendly tire | |
| CN208180679U (en) | A kind of adjustable safety tyre for car elasticity inner supporting device of rigidity | |
| CN202903493U (en) | Improved rotary drum of wheel testing machine | |
| CN207670117U (en) | A kind of non-inflatable tyre with multiple X-type reinforcing ribs | |
| CN205615273U (en) | Inflation module formula wheel is exempted from to sprinkling irrigation machine | |
| CN207711701U (en) | Rail traffic shock-absorbing wheel | |
| CN206306738U (en) | Non-inflatable tyre |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |