JP2001071723A - Pneumatic tire - Google Patents
Pneumatic tireInfo
- Publication number
- JP2001071723A JP2001071723A JP25048299A JP25048299A JP2001071723A JP 2001071723 A JP2001071723 A JP 2001071723A JP 25048299 A JP25048299 A JP 25048299A JP 25048299 A JP25048299 A JP 25048299A JP 2001071723 A JP2001071723 A JP 2001071723A
- Authority
- JP
- Japan
- Prior art keywords
- pneumatic tire
- tire
- tube
- hollow portion
- bead
- 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.)
- Pending
Links
- 239000011324 bead Substances 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 13
- 239000000126 substance Substances 0.000 claims description 19
- 230000009969 flowable effect Effects 0.000 claims description 18
- 238000005538 encapsulation Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 3
- 239000011345 viscous material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 2
- 239000013618 particulate matter Substances 0.000 claims 1
- 229920002545 silicone oil Polymers 0.000 abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 239000008187 granular material Substances 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 abstract description 3
- 239000011347 resin Substances 0.000 abstract description 2
- 229920005989 resin Polymers 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 17
- 230000000052 comparative effect Effects 0.000 description 6
- 239000000470 constituent Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、空気入りタイヤに
関し、詳しくは低騒音化を図った空気入りタイヤに関す
る。The present invention relates to a pneumatic tire, and more particularly, to a pneumatic tire with low noise.
【０００２】[0002]
【従来の技術】タイヤが発生する振動は、車内での騒音
になったり、車両通過時の騒音になったりする。かかる
タイヤの振動は、低周波から高周波まで多岐にわたる。
この振動を低減して騒音を低減するために、従来、タイ
ヤを構成するゴムの物性を工夫したり、タイヤの構造を
工夫したり、またはタイヤのパターンの形状を工夫した
りと、これまでに多種多様の対応がなされてきた。2. Description of the Related Art Vibrations generated by tires cause noise inside a vehicle or noise when passing through a vehicle. Such tire vibrations range from low to high frequencies.
Conventionally, in order to reduce this vibration and reduce noise, conventionally devising the physical properties of the rubber constituting the tire, devising the structure of the tire, or devising the shape of the tire pattern, A wide variety of responses have been made.
【０００３】[0003]
【発明が解決しようとする課題】上述する各工夫によ
り、夫々ある程度の騒音低減効果は得られてはいるが、
今日の騒音問題に対する各方面からの強い要請により、
タイヤにおいてもより一層の低騒音化が望まれている。
特に、加速走行時における通過騒音の低減は、強く求め
られている。Although each of the above-described devices has achieved a certain level of noise reduction effect,
Due to the strong demands of various people regarding today's noise problems,
It is desired that tires be further reduced in noise.
In particular, reduction of passing noise during acceleration traveling is strongly demanded.
【０００４】そこで本発明の目的は、これまでの工夫と
は異なる見地から、タイヤの諸性能を低下させることな
く低騒音化を図った空気入りタイヤを提供することにあ
る。[0004] Therefore, an object of the present invention is to provide a pneumatic tire that reduces noise without deteriorating various performances of the tire from a viewpoint different from the above-described devices.
【０００５】[0005]
【課題を解決するための手段】本発明者は、前記課題を
解決すべく鋭意検討した結果、タイヤ構成材料中に一部
空洞部分を設け、その中に液体等を封入することにより
前記目的を達成し得ることを見出し、本発明を完成する
に至った。即ち、本発明は下記に示す通りである。Means for Solving the Problems As a result of intensive studies to solve the above problems, the present inventor has provided a hollow part in a tire constituent material, and sealed the liquid or the like in the hollow part to achieve the above object. They have found that this can be achieved and have completed the present invention. That is, the present invention is as described below.
【０００６】（１）左右一対のビード部に設けられたビ
ードコアと、クラウン部から両サイド部を経て両ビード
部に延び、該ビードコアに巻回されてビード部に係留さ
れたカーカスと、該カーカスのクラウン部タイヤ半径方
向外側に配置された少なくとも二層のベルトと、該ベル
トのタイヤ半径方向外側に配置されたトレッドと、該ト
レッドの左右に配置された一対のサイドウォールとを備
えた空気入りタイヤにおいて、タイヤ構成部材中に空洞
部分を有し、該空洞部分に流動可能な物質が封入されて
いることを特徴とする空気入りタイヤである。(1) A bead core provided on a pair of left and right bead portions, a carcass extending from the crown portion to both bead portions via both side portions, wound around the bead core and moored to the bead portion, and a carcass Pneumatically provided with at least two layers of belts disposed radially outward of the crown tire, a tread disposed radially outward of the belt, and a pair of sidewalls disposed on the left and right sides of the tread. A pneumatic tire characterized in that a tire has a hollow portion in a tire constituent member and a flowable substance is sealed in the hollow portion.
【０００７】（２）前記（１）の空気入りタイヤにおい
て、前記空洞部分への前記流動可能な物質の封入率が５
０〜８０％である空気入りタイヤである。(2) In the pneumatic tire of (1), the filling rate of the flowable substance into the hollow portion is 5
It is a pneumatic tire that is 0 to 80%.
【０００８】（３）前記（１）または（２）の空気入り
タイヤにおいて、前記空洞部分が、前記ビード部分にて
周方向に配置されている空気入りタイヤである。(3) The pneumatic tire according to (1) or (2), wherein the hollow portion is circumferentially arranged at the bead portion.
【０００９】（４）前記（３）の空気入りタイヤにおい
て、前記空洞部分が、周方向に複数に分断して配置され
ている空気入りタイヤである。(4) The pneumatic tire according to (3), wherein the hollow portion is divided into a plurality in the circumferential direction.
【００１０】（５）前記（１）または（２）の空気入り
タイヤにおいて、前記空洞部分が、前記ベルトのタイヤ
半径方向外側および／または内側に配置されている空気
入りタイヤである。(5) The pneumatic tire according to (1) or (2), wherein the hollow portion is disposed outside and / or inside the belt in the tire radial direction.
【００１１】（６）前記（１）〜（５）のいずれかの空
気入りタイヤにおいて、前記流動可能な物質が、液体、
粉状物、粒状物および粘性物質からなる群から選ばれる
空気入りタイヤである。(6) In the pneumatic tire according to any one of (1) to (5), the flowable substance is a liquid,
The pneumatic tire is selected from the group consisting of powders, granules, and viscous substances.
【００１２】（７）前記（１）〜（６）のいずれかの空
気入りタイヤにおいて、前記空洞部分が、前記流動可能
な物質が封入されている封入管により形成されている空
気入りタイヤである。(7) The pneumatic tire according to any one of the above (1) to (6), wherein the hollow portion is formed by a sealing tube in which the flowable substance is sealed. .
【００１３】タイヤの振動は、低周波から高周波まで多
岐にわたる。この振動を低減するために、これまでとは
視点を変え、本発明においては、タイヤ構成部材の適宜
内部に振動を吸収する機構を設置したものであり、かか
る機構は、空洞部分の中に封入された液体等の流体の減
衰によりタイヤの振動を抑制するものである。[0013] Tire vibrations vary from low to high frequencies. In order to reduce this vibration, the viewpoint is changed from before, and in the present invention, a mechanism for absorbing the vibration is installed appropriately inside the tire constituent member, and such a mechanism is enclosed in a hollow portion. The vibration of the tire is suppressed by the attenuation of the fluid such as the liquid.
【００１４】[0014]
【発明の実施の形態】以下、本発明の実施の形態につい
て具体的に説明する。タイヤ構成部材中に空洞部分を設
け、この空洞部分に流動可能な物質を封入する場合、ま
ず、図１に示す管に流動可能な物質を入れ、次いで管の
両端を閉じて該物質２を封入し、図２に示すような封入
管１を作製する。図２中、２は流動可能な物質である。
このようにして作製した封入管１をタイヤ構成部材中に
埋設することが製造上有利である。また、封入管１の材
質は、アルミニウムなどの柔軟性がある材質とすること
がタイヤの諸性能を損なわないようにする上で好まし
い。この封入管の径や長さは、タイヤの諸性能を損なわ
ない範囲で適用箇所に応じ適宜選定すればよい。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be specifically described below. When a hollow portion is provided in a tire component and a flowable substance is sealed in the hollow portion, first, a flowable substance is put into a tube shown in FIG. 1, and then both ends of the tube are closed to seal the material 2. Then, the sealed tube 1 as shown in FIG. 2 is manufactured. In FIG. 2, reference numeral 2 denotes a flowable substance.
It is advantageous in terms of manufacturing to embed the sealing tube 1 thus manufactured in a tire component. Further, the material of the sealing tube 1 is preferably a material having flexibility such as aluminum in order not to impair various performances of the tire. The diameter and length of the sealing tube may be appropriately selected depending on the application location within a range that does not impair the various performances of the tire.
【００１５】空洞部分に封入すべき物質は、流動可能な
物質とし、具体的には液体、粉状物、粒状物および粘性
物質からなる群から選ばれ、その種類は特に制限される
べきものではないが、好ましくはシリコーンオイル、エ
チレングリコールなどの粘性オイル等、または金属、例
えば、鉄、鉛、銅、亜鉛等や、ゴム、カーボン、砂、樹
脂等の粒状体もしくは粉状体が使用される。また、空洞
部分への流動可能な物質の封入率は、好ましくは５０〜
８０％である。５０％未満では十分な騒音低減効果が得
られず、一方８０％を超えると封入物質のコストの面で
好ましくない。The substance to be enclosed in the hollow portion is a flowable substance, and is specifically selected from the group consisting of liquids, powders, granules, and viscous substances, and the type is not particularly limited. However, it is preferable to use a viscous oil such as silicone oil or ethylene glycol, or a metal or a granular material or a powdery material such as iron, lead, copper, zinc, rubber, carbon, sand, or resin. . Further, the encapsulation rate of the flowable substance in the hollow portion is preferably 50 to 50.
80%. If it is less than 50%, a sufficient noise reduction effect cannot be obtained, while if it exceeds 80%, it is not preferable in terms of the cost of the encapsulating material.
【００１６】図３に、本発明の一実施の形態に係る空気
入りタイヤのビード部を示す。図示する好適例のビード
部６は、ビードコア７に沿って周方向に、流動可能な物
質が封入された封入管１が配置されている。この封入管
１は１本の円環状体にしてビードコア７に沿って周方向
に配置してもよいが、リム組のときに折れる可能性があ
るため、周方向に複数に分断して配置することが好まし
い。また、かかる封入管１でビードコア７自体またはビ
ードコア７の一部を構成してもよい。FIG. 3 shows a bead portion of a pneumatic tire according to one embodiment of the present invention. In the illustrated bead portion 6 of the preferred example, the sealing tube 1 in which a flowable substance is sealed is arranged in the circumferential direction along the bead core 7. The sealing tube 1 may be formed into a single annular body and arranged in the circumferential direction along the bead core 7. However, since there is a possibility that the sealing tube 1 may be broken when the rim is assembled, it is divided into a plurality in the circumferential direction and arranged. Is preferred. Further, the bead core 7 itself or a part of the bead core 7 may be constituted by the sealing tube 1.
【００１７】図４に、本発明の他の実施の形態に係る空
気入りタイヤを示す。図示する好適例の空気入りタイヤ
は、左右一対のビード部６に設けられたビードコア７
と、クラウン部から両サイド部を経て両ビード部６に延
び、該ビードコア７に巻回されてビード部６に係留され
たカーカス５と、該カーカス５のクラウン部タイヤ半径
方向外側に配置された少なくとも二層のベルト４と、該
ベルト４のタイヤ半径方向外側に配置されたトレッド３
と、該トレッド３の左右に配置された一対のサイドウォ
ール８とを備えており、ベルト４とカーカス５との間に
上述の封入管１が配置されている。封入管の寸法および
配置数は、タイヤの他の性能やタイヤサイズとの関係に
応じ適宜選定すればよい。また、封入管１は、タイヤ周
方向に沿って配置しても、あるいはベルト４のように周
方向に対し角度を付けて配置してもよい。さらに、ベル
ト４上に配置してもよいし、カーカス５の内側またはカ
ーカス５が複数枚の場合はカーカス間に配置してもよ
い。FIG. 4 shows a pneumatic tire according to another embodiment of the present invention. The illustrated pneumatic tire has a bead core 7 provided on a pair of left and right bead portions 6.
And a carcass 5 extending from the crown portion to both bead portions 6 via both side portions, wound around the bead core 7 and moored to the bead portion 6, and the carcass 5 is disposed radially outside the crown portion tire in the crown portion. A belt 4 having at least two layers, and a tread 3 disposed radially outside the belt 4 in the tire radial direction;
And a pair of sidewalls 8 disposed on the left and right sides of the tread 3. The above-described sealing tube 1 is disposed between the belt 4 and the carcass 5. The dimensions and the number of arrangements of the encapsulation tube may be appropriately selected according to the relationship with other performances of the tire and the tire size. The sealing tube 1 may be arranged along the tire circumferential direction, or may be arranged at an angle to the circumferential direction like the belt 4. Furthermore, it may be arranged on the belt 4, or may be arranged inside the carcass 5 or between the carcass when there are a plurality of carcass 5.
【００１８】本発明の空気入りタイヤにおいては、タイ
ヤ構成部材中に空洞部分を設け、その空洞部分に流動可
能な物質を封入する以外は慣用に従い構造、材料等を適
宜選定することができ、特に制限されるべきものではな
い。In the pneumatic tire of the present invention, the structure, material, and the like can be appropriately selected according to a conventional method except that a hollow portion is provided in the tire constituent member and a flowable substance is sealed in the hollow portion. It should not be restricted.
【００１９】[0019]
【実施例】以下、本発明を実施例に基づき説明する。実施例１ 直径１０ｍｍ、肉厚１ｍｍのアルミニウム製の管内に５
０ｃＳｔのシリコーンオイルを封入した。封入管に対す
るシリコーンオイルの充填率は１００％とした。かかる
封入管を、図３に示すように、ビードコア上周方向に１
０ケ所配置した。タイヤサイズは２２５／６０Ｒ１６で
ある。このタイヤについて騒音低減効果を確認するた
め、普通乗用車に装着した後、ロードノイズを測定する
ための凸凹した専用道路を４０ｋｍ／ｈで走行させ、そ
のときの車内音をマイクで測定した。マイクは後部座席
の中心部においた。マイクで測定した音の音圧レベルを
周波数解析した。得られた結果を図５に示す。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on embodiments. Example 1 5 mm in an aluminum tube having a diameter of 10 mm and a thickness of 1 mm.
A silicone oil of 0 cSt was sealed. The filling rate of silicone oil in the sealed tube was 100%. As shown in FIG.
0 places were arranged. The tire size is 225 / 60R16. In order to confirm the noise reduction effect of the tire, the vehicle was mounted on an ordinary passenger car, and then traveled at 40 km / h on an uneven road for measuring road noise, and the sound inside the vehicle was measured with a microphone. The microphone was in the center of the backseat. The sound pressure level of the sound measured by the microphone was subjected to frequency analysis. The results obtained are shown in FIG.
【００２０】比較例１ 実施例１と同様に封入管を配置した同サイズのタイヤを
試作した。但し、封入管の中はシリコーンオイルを封入
せず、空の状態とした。かかるタイヤについて実施例１
と同様にして騒音の測定を行った。得られた結果を図５
に示す。 Comparative Example 1 In the same manner as in Example 1, a tire of the same size in which an enclosing tube was arranged was prototyped. However, the inside of the sealed tube was not filled with silicone oil and was left empty. Example 1 for such a tire
The noise was measured in the same manner as described above. FIG. 5 shows the obtained results.
Shown in
【００２１】実施例２ 直径３ｍｍ、肉厚０．５ｍｍのアルミニウム製の管内に
５０ｃＳｔのシリコーンオイルを封入した。封入管に対
するシリコーンオイルの充填率は５０％とした。かかる
封入管を、図４に示すように、ベルトとカーカスプライ
との間に打ち込んだ。打ち込み角は周方向に対し４５°
とし、打ち込み間隔は１５ｍｍとした。封入管はベルト
の幅とほぼ同じ幅で打ち込んだ。タイヤサイズは２２５
／６０Ｒ１６である。このタイヤについて騒音低減効果
を確認するため、普通乗用車に装着した後、ロードノイ
ズを測定するための凸凹した専用道路を４０ｋｍ／ｈで
走行させ、そのときの車内音をマイクで測定した。マイ
クは後部座席の中心部においた。マイクで測定した音の
音圧レベルを周波数解析した。得られた結果を図６に示
す。 Example 2 50 cSt silicone oil was sealed in an aluminum tube having a diameter of 3 mm and a wall thickness of 0.5 mm. The filling rate of the silicone oil in the sealing tube was 50%. Such an encapsulation tube was driven between the belt and the carcass ply, as shown in FIG. Driving angle is 45 ° to the circumferential direction
And the driving interval was 15 mm. The sealing tube was driven in approximately the same width as the belt. Tire size is 225
/ 60R16. In order to confirm the noise reduction effect of the tire, the vehicle was mounted on an ordinary passenger car, and then traveled at 40 km / h on an uneven road for measuring road noise, and the sound inside the vehicle was measured with a microphone. The microphone was in the center of the backseat. The frequency of the sound pressure level of the sound measured by the microphone was analyzed. FIG. 6 shows the obtained results.
【００２２】比較例２ 実施例２と同様に封入管を配置した同サイズのタイヤを
試作した。但し、封入管の中はシリコーンオイルを封入
せず、空の状態とした。かかるタイヤについて実施例２
と同様にして騒音の測定を行った。得られた結果を図６
に示す。 Comparative Example 2 In the same manner as in Example 2, a tire of the same size in which an enclosing tube was arranged was prototyped. However, the inside of the sealed tube was not filled with silicone oil and was left empty. Example 2 for such a tire
The noise was measured in the same manner as described above. FIG. 6 shows the obtained results.
Shown in
【００２３】比較例３ 封入管を配管しない実施例１、２および比較例１、２と
同サイズのタイヤについて、同様にして騒音の測定を行
った。 Comparative Example 3 Noise was measured in the same manner for tires of the same size as in Examples 1 and 2 and Comparative Examples 1 and 2 in which no sealing tube was provided.
【００２４】図５および図６から明らかなように、シリ
コーンオイルを充填した封入管を夫々ビード部およびベ
ルト裏に配置した実施例１，２の空気入りタイヤは、空
の封入管を夫々同様に配置した空気入りタイヤに比し、
騒音が広い周波数領域にわたり低減していることがわか
る。また、封入管を配置しない通常のタイヤについての
測定結果（図示せず）は、空の封入管を配置した場合と
同様であった。As is apparent from FIGS. 5 and 6, the pneumatic tires of Examples 1 and 2 in which the sealing pipes filled with silicone oil are arranged on the bead portion and the back of the belt respectively have empty sealing pipes respectively. Compared to the pneumatic tires placed,
It can be seen that the noise has been reduced over a wide frequency range. In addition, the measurement result (not shown) of a normal tire in which the sealing tube was not arranged was the same as the case where the empty sealing tube was arranged.
【００２５】[0025]
【発明の効果】以上説明してきたように、本発明の空気
入りタイヤは、タイヤの諸性能を低下させることなく騒
音を低下させることができる。As described above, the pneumatic tire of the present invention can reduce noise without deteriorating various performances of the tire.
【図１】流動可能な物質を入れる管を示す斜視図であ
る。FIG. 1 is a perspective view showing a tube for containing a flowable substance.
【図２】流動可能な物質を封入した封入管の断面図であ
る。FIG. 2 is a cross-sectional view of an encapsulation tube enclosing a flowable substance.
【図３】本発明の一実施の形態に係る空気入りタイヤの
ビード部を拡大して示す断面図である。FIG. 3 is an enlarged sectional view showing a bead portion of the pneumatic tire according to one embodiment of the present invention.
【図４】本発明の他の実施の形態に係る空気入りタイヤ
の断面図である。FIG. 4 is a sectional view of a pneumatic tire according to another embodiment of the present invention.
【図５】実施例１および比較例１のタイヤにおける周波
数と騒音レベルとの関係を表すグラフである。FIG. 5 is a graph showing the relationship between the frequency and the noise level in the tires of Example 1 and Comparative Example 1.
【図６】実施例２および比較例２のタイヤにおける周波
数と騒音レベルとの関係を表すグラフである。FIG. 6 is a graph showing the relationship between the frequency and the noise level in the tires of Example 2 and Comparative Example 2.
１ 封入管 ２ 流動可能な物質 ３ トレッド ４ ベルト ５ カーカス ６ ビード部 ７ ビードコア ８ サイドウォール DESCRIPTION OF SYMBOLS 1 Enclosure pipe 2 Flowable substance 3 Tread 4 Belt 5 Carcass 6 Bead part 7 Bead core 8 Side wall
Claims (7)
コアと、クラウン部から両サイド部を経て両ビード部に
延び、該ビードコアに巻回されてビード部に係留された
カーカスと、該カーカスのクラウン部タイヤ半径方向外
側に配置された少なくとも二層のベルトと、該ベルトの
タイヤ半径方向外側に配置されたトレッドと、該トレッ
ドの左右に配置された一対のサイドウォールとを備えた
空気入りタイヤにおいて、 タイヤ構成部材中に空洞部分を有し、該空洞部分に流動
可能な物質が封入されていることを特徴とする空気入り
タイヤ。1. A bead core provided on a pair of left and right bead portions, a carcass extending from a crown portion to both bead portions via both side portions, wound around the bead core and moored to the bead portion, A pneumatic tire including at least two layers of belts disposed radially outward of a crown tire, a tread disposed radially outward of the belt, and a pair of sidewalls disposed on the left and right sides of the tread. 3. The pneumatic tire according to claim 1, wherein the tire component has a hollow portion, and the hollow portion is filled with a flowable substance.
封入率が５０〜８０％である請求項１記載の空気入りタ
イヤ。2. The pneumatic tire according to claim 1, wherein an encapsulation rate of the flowable substance in the hollow portion is 50 to 80%.
向に配置されている請求項１または２記載の空気入りタ
イヤ。3. The pneumatic tire according to claim 1, wherein the hollow portion is arranged in a circumferential direction at the bead portion.
て配置されている請求項３記載の空気入りタイヤ。4. The pneumatic tire according to claim 3, wherein the hollow portion is divided into a plurality in the circumferential direction.
径方向外側および／または内側に配置されている請求項
１または２記載の空気入りタイヤ。5. The pneumatic tire according to claim 1, wherein the hollow portion is disposed outside and / or inside the belt in the tire radial direction.
粒状物および粘性物質からなる群から選ばれる請求項１
〜５のうちいずれか一項記載の空気入りタイヤ。6. The flowable substance is a liquid, a powder,
2. The method according to claim 1, wherein the material is selected from the group consisting of particulate matter and viscous substance.
The pneumatic tire according to any one of claims 1 to 5.
封入されている封入管により形成されている請求項１〜
６のうちいずれか一項記載の空気入りタイヤ。7. The method according to claim 1, wherein the hollow portion is formed by an enclosure tube in which the flowable substance is enclosed.
7. The pneumatic tire according to any one of 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25048299A JP2001071723A (en) | 1999-09-03 | 1999-09-03 | Pneumatic tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25048299A JP2001071723A (en) | 1999-09-03 | 1999-09-03 | Pneumatic tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001071723A true JP2001071723A (en) | 2001-03-21 |
Family
ID=17208524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25048299A Pending JP2001071723A (en) | 1999-09-03 | 1999-09-03 | Pneumatic tire |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001071723A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100476258B1 (en) * | 2002-10-31 | 2005-03-17 | 현대자동차주식회사 | Tire of Automobile |
| EP1932689A1 (en) * | 2006-12-14 | 2008-06-18 | Societe de Technologie Michelin | Device for attenuating cavity noise in a tire and wheel assembly |
| US20100213755A1 (en) * | 2003-07-18 | 2010-08-26 | International Marketing, Inc. | Uniformity and stabilizing system for a tire/wheel assembly |
| US20120097299A1 (en) * | 2010-10-20 | 2012-04-26 | Bormann Rene Louis | Auto-balancing tire |
| KR101424890B1 (en) | 2012-12-03 | 2014-08-01 | 한국타이어 주식회사 | Pneumatic Tire Having Improved Wheel Balancing Performance |
| WO2016002089A1 (en) * | 2014-06-30 | 2016-01-07 | Compagnie Generale Des Etablissements Michelin | A tire improved in noise |
| WO2016002091A1 (en) * | 2014-06-30 | 2016-01-07 | Compagnie Generale Des Etablissements Michelin | A tire improved in noise |
-
1999
- 1999-09-03 JP JP25048299A patent/JP2001071723A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100476258B1 (en) * | 2002-10-31 | 2005-03-17 | 현대자동차주식회사 | Tire of Automobile |
| US20100213755A1 (en) * | 2003-07-18 | 2010-08-26 | International Marketing, Inc. | Uniformity and stabilizing system for a tire/wheel assembly |
| EP1932689A1 (en) * | 2006-12-14 | 2008-06-18 | Societe de Technologie Michelin | Device for attenuating cavity noise in a tire and wheel assembly |
| WO2008071422A1 (en) * | 2006-12-14 | 2008-06-19 | Societe De Technologie Michelin | Device for attenuating cavity noise in a tire and wheel assembly |
| US20120097299A1 (en) * | 2010-10-20 | 2012-04-26 | Bormann Rene Louis | Auto-balancing tire |
| US8397771B2 (en) * | 2010-10-20 | 2013-03-19 | The Goodyear Tire & Rubber Company | Auto-balancing tire |
| KR101424890B1 (en) | 2012-12-03 | 2014-08-01 | 한국타이어 주식회사 | Pneumatic Tire Having Improved Wheel Balancing Performance |
| WO2016002089A1 (en) * | 2014-06-30 | 2016-01-07 | Compagnie Generale Des Etablissements Michelin | A tire improved in noise |
| WO2016002091A1 (en) * | 2014-06-30 | 2016-01-07 | Compagnie Generale Des Etablissements Michelin | A tire improved in noise |
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