CN111332076A - Noise-reducing tire, manufacturing process thereof and wheel - Google Patents
Noise-reducing tire, manufacturing process thereof and wheel Download PDFInfo
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- CN111332076A CN111332076A CN202010237075.7A CN202010237075A CN111332076A CN 111332076 A CN111332076 A CN 111332076A CN 202010237075 A CN202010237075 A CN 202010237075A CN 111332076 A CN111332076 A CN 111332076A
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- reducing
- tire
- seismic
- reducing material
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 99
- 230000009467 reduction Effects 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000004073 vulcanization Methods 0.000 claims abstract description 6
- 229920005549 butyl rubber Polymers 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 13
- 230000014759 maintenance of location Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
Images
Classifications
-
- 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
- B60C19/00—Tyre parts or constructions not otherwise provided for
- B60C19/002—Noise damping elements provided in the tyre structure or attached thereto, e.g. in the tyre interior
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a non-planar shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
- Tyre Moulding (AREA)
Abstract
The invention discloses a noise-reducing tire, a manufacturing process thereof and a wheel. The tire shoulder of the noise-reducing tire is internally provided with an anti-seismic noise-reducing material, and furthermore, the tire shoulder of the noise-reducing tire, the inner side of the apex and the inner side of the tread are both provided with the anti-seismic noise-reducing material. The noise-reducing tire manufacturing process comprises the following steps: attaching the anti-seismic noise reduction material in a tire shoulder of the green tire, or attaching the anti-seismic noise reduction material in the tire shoulder and the apex, and attaching the anti-seismic noise reduction material on the inner side surface of the air retention layer in the tire tread or the outer side surface, close to the buffer layer, on the air retention layer in the tire tread; and then a vulcanization process is performed. Therefore, in the noise-reducing tire, the anti-seismic noise-reducing material is arranged at the position where the tire is easy to deform, and the noise generated in the running process of the tire can be reduced in an absorption mode; in addition, the noise reduction tire manufacturing process has lower technical requirements, can achieve the noise reduction effect only by a simple laminating process, and has low manufacturing cost.
Description
Technical Field
The invention relates to the technical field of vehicle manufacturing, in particular to a noise reduction tire, a noise reduction tire manufacturing process and a wheel.
Background
Automobiles have become the most popular vehicle today. Moreover, people pay much attention to the driving experience brought by the vehicle in the driving process.
In the vehicle driving process, the tire rolls along with the wheel, at the moment, due to the conditions of tire rubber material characteristics, tire structures, tire patterns and the like, the tire can vibrate due to repeated stress, and tire noise (namely noise generated when the tire rolls the bottom surface) can be generated due to vibration, so that the sensory experience of passengers is influenced, and discomfort is caused.
Therefore, how to reduce or even avoid tire noise is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, it is an object of the present invention to provide a noise-reducing tire and a noise-reducing tire manufacturing process, and a wheel provided with the noise-reducing tire. The noise-reducing tire has a good noise-reducing effect, and is simple in manufacturing process and low in manufacturing cost.
In order to achieve the purpose, the invention provides the following technical scheme:
a first anti-seismic noise-reducing material is arranged on the inner side of a tire shoulder of the noise-reducing tire.
Preferably, the first anti-seismic noise-reducing material is located on the inner side face of the air retention layer in the tire shoulder, or the first anti-seismic noise-reducing material is clamped in the air retention layer in the tire shoulder.
Preferably, a second anti-vibration noise-reduction material is arranged on the inner side of an apex of the noise-reduction tire, and the apex is located between a tire lip and the tire shoulder;
and/or a third anti-seismic noise-reducing material is arranged on the inner side of the tread of the noise-reducing tire.
Preferably, in the above-described noise-reduced tire, the third anti-seismic noise-reduction material is located on the inner side of the air-retention layer in the tread surface, or the third anti-seismic noise-reduction material is disposed between the air-retention layer and the cushion layer in the tread surface.
Preferably, in the above noise-reduced tire, the third anti-seismic noise-reduction material is attached to the air-retention layer by means of vulcanization together with the green tire;
and/or the first anti-seismic noise reduction material is attached to the air retention layer in a way of vulcanizing together with the green tire.
Preferably, in the above-mentioned noise-reducing tire, the first, second and third anti-seismic noise-reducing materials are collectively referred to as anti-seismic noise-reducing materials, and the anti-seismic noise-reducing materials are one or more butyl rubber sheets.
Preferably, in the above noise-reducing tire, the anti-seismic noise-reducing material is of a flat strip structure, and can constitute an annular structure arranged coaxially with the noise-reducing tire.
Preferably, in the above noise-reducing tire, one strip or a plurality of strips of the anti-seismic noise-reducing material are attached side by side inside the noise-reducing tire, and:
the width of each anti-seismic noise reduction material is 10-100 mm;
and/or each anti-seismic noise reduction material has a thickness of 0.3 mm to 2.5 mm.
A wheel provided with a noise reducing tyre as hereinbefore described.
A noise reducing tire manufacturing process, said noise reducing tire being as hereinbefore described, said noise reducing tire manufacturing process comprising the steps of:
the method comprises the following steps: the first anti-seismic noise-reducing material is attached to the inner side face of the air retaining layer in the tire shoulder of the green tire, or the first anti-seismic noise-reducing material is clamped in the air retaining layer in the tire shoulder;
the second anti-vibration noise-reducing material is attached to the inner side of the triangular glue;
the third anti-seismic noise reduction material is positioned on the inner side surface of the air retention layer in the tread, or the third anti-seismic noise reduction material is positioned on the air retention layer in the tread and close to the outer side surface of the buffer layer;
the first, second and third anti-seismic noise-reducing materials are collectively referred to as anti-seismic noise-reducing materials;
step two: and (2) carrying out a vulcanization process on the green tire attached with the anti-seismic and noise-reducing material, wherein the vulcanization conditions comprise: the temperature is 140 ℃ to 190 ℃ and the time is 9 minutes to 20 minutes.
According to the technical scheme, the anti-seismic noise reduction material is arranged at the position where the tire is easy to deform, and the vibration energy generated in the running process of the tire is absorbed in an absorption mode and converted into the heat energy so as to reduce the noise generated in the running process of the tire.
Moreover, the noise reduction tire manufacturing process provided by the invention has lower technical requirements, can achieve the anti-noise effect only by a simple laminating process, and has low manufacturing cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the placement of an anti-seismic noise-reducing material inside a noise-reducing tire according to a first embodiment of the present invention, wherein the first anti-seismic noise-reducing material is located on the inner side of an air-retention layer in a tire shoulder;
FIG. 2 is a schematic view of the placement of the anti-vibration noise-reducing material inside the noise-reducing tire according to the first embodiment of the present invention, wherein the first anti-vibration noise-reducing material is sandwiched between the air-retention layers in the tire shoulders;
fig. 3 is a test result of noise in a vehicle when the noise-reduced tire according to the first embodiment of the present invention is running on a general road;
fig. 4 is a test result of noise in the vehicle when the noise-reduced tire according to the first embodiment of the present invention is driven on a rough road.
Wherein:
1-tread, 2-tire shoulder, 3-tire bead, 4-tire lip, 5-air retention layer, 6-buffer layer,
7-first anti-seismic noise reduction material and 8-apex.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
First embodiment
Referring to fig. 1 and fig. 2, fig. 1 is a schematic diagram of an attachment position of an anti-seismic noise-reducing material in a noise-reducing tire according to a first embodiment of the present invention, wherein the first anti-seismic noise-reducing material is located on an inner side surface of an air-retention layer in a tire shoulder; FIG. 2 is a schematic diagram of the position of the anti-vibration noise-reducing material attached to the inside of the noise-reducing tire according to the first embodiment of the present invention, wherein the first anti-vibration noise-reducing material is sandwiched between the air-retention layers in the tire shoulders.
A first embodiment of the present invention provides a noise reducing tire (which may be referred to simply as a tire). A first anti-seismic noise-reducing material 7 is arranged in the tire shoulder 2 of the noise-reducing tire.
Specifically, as shown in fig. 1, a first anti-seismic noise-reducing material 7 may be provided on the inner side of air-retention layer 5 within shoulder 2; alternatively, as shown in FIG. 2, the first anti-seismic noise reducing material 7 may be sandwiched between air barriers 5 in the tire shoulder 2.
Further, a second anti-vibration noise-reduction material can be arranged on the inner side of an apex 8 of the noise-reduction tire, wherein the apex 8 is an area between the tire lip 4 and the tire shoulder 2; and/or, a third anti-seismic noise-reducing material is arranged on the inner side of the tread 1 of the noise-reducing tire. (except for three positions of the tire shoulder 2, the apex 8 and the tire tread 1, no anti-seismic and noise-reducing material is arranged)
It can be seen that in the noise-reduced tire provided in the first embodiment of the present invention, the anti-vibration noise-reduction material is attached to a position where the tire is easily deformed, and the vibration energy generated during the running process of the tire is absorbed by an absorption method and converted into heat energy, so as to reduce the noise generated during the running process of the tire.
Specifically, in the above-described noise-reduced tire, the third anti-seismic noise-reduction material is located on the inner side surface of the air-retention layer 5 in the tread 1, or the third anti-seismic noise-reduction material may be further provided between the air-retention layer 5 and the cushion layer 6 in the tread 1.
Specifically, the first anti-seismic noise-reducing material 7, the second anti-seismic noise-reducing material, and the third anti-seismic noise-reducing material are collectively referred to as anti-seismic noise-reducing material, and the anti-seismic noise-reducing material is made of one or more butyl rubber sheets.
Specifically, the first anti-seismic noise-reducing material 7 and the third anti-seismic noise-reducing material may be adhered to the air-retention layer 5 by being vulcanized together with the green tire. (see the second embodiment for its manufacturing process)
Specifically, the anti-seismic noise-reducing material is of a flat strip structure, and can form an annular structure coaxially arranged with the noise-reducing tire. That is to say, the tire that makes an uproar falls in the equipartition has many antidetonation to fall and has fallen the material of making an uproar, and every antidetonation falls the material of making an uproar and is the flat bar column structure respectively before the adhesion, just constitutes the annular structure with the tire coaxial arrangement that makes an uproar falls after attaching to the green tyre to, antidetonation falls the length of material 7 for the girth of the corresponding position in the whole tire that makes an uproar.
Specifically, in the above-mentioned noise-reducing tire, a plurality of (preferably 1 to 10) pieces of anti-seismic noise-reducing material 7 are attached one by one or side by side, and preferably, the width of each piece of anti-seismic noise-reducing material 7 is 10 mm to 100 mm, and the thickness of each piece of anti-seismic noise-reducing material 7 is 0.3 mm to 2.5 mm.
In a noise reduction tire according to a first specific embodiment of the present invention, when an in-vehicle noise test is performed: the vehicle interior noise test was performed on a general road and a rough road using a tire having a specification of 205/55R16 for a general passenger car.
Specifically, referring to fig. 3 and fig. 4, fig. 3 is a test result of the noise in the vehicle of the noise-reducing tire according to the first embodiment of the present invention during driving on a general road, and fig. 4 is a test result of the noise in the vehicle of the noise-reducing tire according to the first embodiment of the present invention during driving on a severe road. Wherein:
fig. 3 shows the result of collecting noise in a vehicle when the vehicle is traveling at a high speed on a general road. In the comparative example, the tire is not attached with any anti-seismic and noise-reducing material; the embodiment is to paste an anti-seismic noise reduction material for noise comparison in the vehicle. As can be seen from FIG. 3, the noise in the vehicle using the noise-reducing tire provided by the first embodiment of the invention is 50-500 Hz, which is a low condition, and the comparative example is poor in performance, and has a difference of at most 2.3 dB. Thus, it can be seen that the noise-reduced tire provided by the first embodiment of the present invention is advantageous in reducing the running noise of the tire.
Fig. 4 is a result of in-vehicle noise when the vehicle is running on a gravel sub-road. From the results, it can be seen that the vehicle using the noise reduction tire according to the first embodiment of the present invention has lower noise in the vehicle than the vehicle using the comparative example tire during running.
It can be seen that the noise reduction tire provided by the first embodiment of the invention has good noise reduction effect.
Second embodiment
A second embodiment of the present invention provides a noise-reducing tire manufacturing process that is suitable for the noise-reducing tire provided by the first embodiment of the present invention.
Specifically, the noise-reducing tire manufacturing process comprises the following steps:
firstly, cutting an anti-seismic noise reduction material into a flat strip-shaped structure with a preset length according to the circumference of a position, to which the anti-seismic noise reduction material needs to be attached, in a noise reduction tire;
then, attaching the first anti-seismic noise-reducing material 7 to the inner side surface of the air-retention layer 5 in the tire shoulder 2 of the green tire (the specific position can be shown in fig. 1), or clamping the first anti-seismic noise-reducing material 7 in the air-retention layer 5 in the tire shoulder 2 (the specific position can be shown in fig. 2); attaching a second anti-vibration noise-reduction material to the inner side of the apex 8; attaching a third anti-seismic noise-reducing material to the inner side surface of the air-retention layer 5 in the tread 1, or enabling the third anti-seismic noise-reducing material to be positioned on the air-retention layer 5 in the tread 1 and close to the outer side surface of the buffer layer 6;
and finally, vulcanizing the green tire attached with the anti-seismic and noise-reducing material. The vulcanization conditions are as follows: the temperature is 140 ℃ to 190 ℃ and the time is 9 minutes to 20 minutes.
It can be seen that the noise-reduction tire manufacturing process provided by the second embodiment of the invention has low technical requirements, can achieve the anti-noise effect only by a simple attaching process, and has low manufacturing cost.
Third embodiment
A third embodiment of the present invention provides a wheel having a noise reducing tire as provided in the first embodiment of the present invention disposed thereon.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A noise-reducing tyre, characterized in that the inner side of the shoulder (2) of the noise-reducing tyre is provided with a first anti-seismic noise-reducing material (7).
2. A noise-reducing tyre according to claim 1, characterized in that said first anti-seismic noise-reducing material (7) is located on the inner side of the air-retention layer (5) inside the shoulder (2), or said first anti-seismic noise-reducing material (7) is sandwiched inside the air-retention layer (5) inside the shoulder (2).
3. A noise reducing tyre according to claim 2, characterized in that the inside of the apex (8) of the tire is provided with a second shock absorbing and noise reducing material, the apex (8) being located between the bead (4) and the shoulder (2);
and/or a third anti-seismic noise-reducing material is arranged on the inner side of the tread (1) of the noise-reducing tire.
4. A noise-reducing tyre according to claim 3, characterized in that said third anti-seismic noise-reducing material is located on the inner side of the air-retention layer (5) in the tread (1), or is arranged between the air-retention layer (5) and the cushion layer (6) in the tread (1).
5. A noise-reducing tyre according to claim 4, characterized in that said third anti-seismic noise-reducing material is applied to said air-retention layer (5) by means of vulcanisation with the green tyre;
and/or the first anti-seismic noise reduction material (7) is attached to the air-retention layer (5) in a way of vulcanizing together with the green tire.
6. A noise reducing tyre according to any of claims 1 to 5, characterized in that said first (7), second and third materials are collectively called anti-seismic noise reducing material, said anti-seismic noise reducing material being one or more butyl rubber sheets.
7. A noise reducing tyre according to claim 6, wherein said anti-seismic noise reducing material is of a flat strip-like structure and is capable of constituting an annular structure arranged coaxially with said noise reducing tyre.
8. A noise reducing tire according to claim 7 wherein one or more strips of said anti-seismic noise reducing material are affixed within said noise reducing tire side-by-side, and wherein:
the width of each anti-seismic noise reduction material is 10-100 mm;
and/or each anti-seismic noise reduction material has a thickness of 0.3 mm to 2.5 mm.
9. A wheel provided with a noise-reducing tire according to any one of claims 1 to 8.
10. A noise-reducing tire manufacturing process characterized in that the noise-reducing tire is the noise-reducing tire according to any one of claims 1 to 8, the noise-reducing tire manufacturing process comprising the steps of:
the method comprises the following steps: the first anti-seismic noise-reducing material (7) is attached to the inner side face of the air-retaining layer (5) in the tire shoulder (2) of the green tire, or the first anti-seismic noise-reducing material (7) is clamped in the air-retaining layer (5) in the tire shoulder (2);
the second anti-vibration noise-reduction material is attached to the inner side of the triangular glue (8);
the third anti-seismic noise-reducing material is attached to the inner side face of the air-retention layer (5) in the tire tread (1), or the third anti-seismic noise-reducing material is attached to the outer side face, close to the buffer layer (6), of the air-retention layer (5) in the tire tread (1);
the first anti-seismic noise-reducing material (7), the second anti-seismic noise-reducing material and the third anti-seismic noise-reducing material are collectively called anti-seismic noise-reducing material;
step two: and vulcanizing the green tire attached with the anti-seismic and noise-reducing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010237075.7A CN111332076A (en) | 2020-03-30 | 2020-03-30 | Noise-reducing tire, manufacturing process thereof and wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010237075.7A CN111332076A (en) | 2020-03-30 | 2020-03-30 | Noise-reducing tire, manufacturing process thereof and wheel |
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| Publication Number | Publication Date |
|---|---|
| CN111332076A true CN111332076A (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010237075.7A Pending CN111332076A (en) | 2020-03-30 | 2020-03-30 | Noise-reducing tire, manufacturing process thereof and wheel |
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| CN (1) | CN111332076A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07266814A (en) * | 1994-03-31 | 1995-10-17 | Bridgestone Corp | Pneumatic tire |
| JPH08132816A (en) * | 1994-11-11 | 1996-05-28 | Sumitomo Rubber Ind Ltd | Tire assembly |
| JP2001001726A (en) * | 1999-06-18 | 2001-01-09 | Yokohama Rubber Co Ltd:The | Pneumatic radial tire |
| EP1777081A2 (en) * | 2005-10-24 | 2007-04-25 | Sumtiomo Rubber Industries Ltd | Method for manufacturing low noise pneumatic tire |
| CN101161447A (en) * | 2006-10-11 | 2008-04-16 | 住友橡胶工业株式会社 | Method for manufacturing pneumatic tire |
| JP2013112062A (en) * | 2011-11-25 | 2013-06-10 | Sumitomo Rubber Ind Ltd | Pneumatic tire with noise damper |
| KR20190055889A (en) * | 2017-11-16 | 2019-05-24 | 넥센타이어 주식회사 | Pneumatic tire having noise reduction member |
| CN209365786U (en) * | 2018-07-20 | 2019-09-10 | 正新橡胶工业股份有限公司 | Tire noise reduction device |
| US20190299722A1 (en) * | 2016-12-07 | 2019-10-03 | Sumitomo Rubber Industries, Ltd. | Pneumatic tire |
| CN110312621A (en) * | 2017-03-06 | 2019-10-08 | 住友橡胶工业株式会社 | Pneumatic tire |
-
2020
- 2020-03-30 CN CN202010237075.7A patent/CN111332076A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07266814A (en) * | 1994-03-31 | 1995-10-17 | Bridgestone Corp | Pneumatic tire |
| JPH08132816A (en) * | 1994-11-11 | 1996-05-28 | Sumitomo Rubber Ind Ltd | Tire assembly |
| JP2001001726A (en) * | 1999-06-18 | 2001-01-09 | Yokohama Rubber Co Ltd:The | Pneumatic radial tire |
| EP1777081A2 (en) * | 2005-10-24 | 2007-04-25 | Sumtiomo Rubber Industries Ltd | Method for manufacturing low noise pneumatic tire |
| CN101161447A (en) * | 2006-10-11 | 2008-04-16 | 住友橡胶工业株式会社 | Method for manufacturing pneumatic tire |
| JP2013112062A (en) * | 2011-11-25 | 2013-06-10 | Sumitomo Rubber Ind Ltd | Pneumatic tire with noise damper |
| US20190299722A1 (en) * | 2016-12-07 | 2019-10-03 | Sumitomo Rubber Industries, Ltd. | Pneumatic tire |
| CN110312621A (en) * | 2017-03-06 | 2019-10-08 | 住友橡胶工业株式会社 | Pneumatic tire |
| KR20190055889A (en) * | 2017-11-16 | 2019-05-24 | 넥센타이어 주식회사 | Pneumatic tire having noise reduction member |
| CN209365786U (en) * | 2018-07-20 | 2019-09-10 | 正新橡胶工业股份有限公司 | Tire noise reduction device |
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Application publication date: 20200626 |