JPS626113U - - Google Patents
Info
- Publication number
- JPS626113U JPS626113U JP9918685U JP9918685U JPS626113U JP S626113 U JPS626113 U JP S626113U JP 9918685 U JP9918685 U JP 9918685U JP 9918685 U JP9918685 U JP 9918685U JP S626113 U JPS626113 U JP S626113U
- Authority
- JP
- Japan
- Prior art keywords
- tread rubber
- tread
- elastic modulus
- dynamic elastic
- pneumatic radial
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Tires In General (AREA)
Description
第１図、第２図は本考案に係る空気入りラジア
ルタイヤの一実施例を示す図であり、第１図はそ
の断面図、第２図はそのタイヤが摩耗した時の状
態を示すその断面図である。第３図は本考案の効
果を示す図である。
１……空気入りラジアルタイヤ、２……トレツ
ド部、３……シヨルダー部、５……トレツドゴム
、６……内側トレツドゴム、７……外側トレツド
ゴム、Ｃ……タイヤの回転軸方向、Ｄ……タイヤ
の半径方向、Ｅ……タイヤ赤道面、ｘ……タイヤ
赤道面からタイヤ回転軸方向の距離、ｔｉ……ｘ
の位置における内側トレツドゴムの厚さ、ｔｘ…
…ｘの位置におけるトレツドゴムの全厚さ、ｌ…
…トレツドゴムの幅。
1 and 2 are diagrams showing an embodiment of a pneumatic radial tire according to the present invention, FIG. 1 is a cross-sectional view thereof, and FIG. 2 is a cross-sectional view showing the state when the tire is worn out. It is a diagram. FIG. 3 is a diagram showing the effect of the present invention. DESCRIPTION OF SYMBOLS 1... Pneumatic radial tire, 2... Tread part, 3... Shoulder part, 5... Tread rubber, 6... Inner tread rubber, 7... Outer tread rubber, C... Tire rotation axis direction, D... Tire radial direction, E...tire equatorial plane, x...distance from the tire equatorial plane to the tire rotational axis direction, ti ...x
The thickness of the inner tread rubber at the position, t x ...
...total thickness of the tread rubber at position x, l...
...width of treaded rubber.
Claims (1)
るシヨルダー部とを有する空気入りラジアルタイ
ヤにおいて、トレツド部からシヨルダー部まで配
置されたトレツドゴム幅ｌのトレツドゴムがタイ
ヤの半径方向内側の内側トレツドゴムと半径方向
外側の外側レツドゴムとからなり、内側トレツド
ゴムの動的弾性率Ｅｉ′が外側トレツドゴムの動
的弾性率Ｅｓ′より小さく、かつ、タイヤ赤道面
からタイヤ回転軸方向の距離ｘの位置において、
内側トレツドゴムの厚さｔｉがトレツドゴムの厚
さｔｘに対して次式 ｔｉ＝ｔｘ（１−１×１ｌ／２） の関係を有することを特徴とする空気入りラジア
ルタイヤ。 (2) 前記動的弾性率Ｅｓ′と前記動的弾性率Ｅ
ｉ′との比が１．５を超え２．５未満であること
を特徴とする実用新案登録請求の範囲第１項記載
の空気入りラジアルタイヤ。[Scope of Claim for Utility Model Registration] (1) In a pneumatic radial tire having a tread portion and shoulder portions connected to both ends of the tread portion, the tread rubber having a tread rubber width l arranged from the tread portion to the shoulder portion is Consisting of an inner tread rubber on the radially inner side and an outer tread rubber on the radially outer side, the dynamic elastic modulus E i ′ of the inner tread rubber is smaller than the dynamic elastic modulus Es′ of the outer tread rubber, and At a distance x of
A pneumatic radial tire characterized in that the thickness t i of the inner tread rubber has the following relationship with the thickness t x of the tread rubber: t i =t x (1-1×1l/2). (2) The dynamic elastic modulus Es' and the dynamic elastic modulus E
The pneumatic radial tire according to claim 1, wherein the ratio to i ' is more than 1.5 and less than 2.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9918685U JPS626113U (en) | 1985-06-28 | 1985-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9918685U JPS626113U (en) | 1985-06-28 | 1985-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS626113U true JPS626113U (en) | 1987-01-14 |
Family
ID=30967828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9918685U Pending JPS626113U (en) | 1985-06-28 | 1985-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS626113U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019199136A (en) * | 2018-05-15 | 2019-11-21 | 横浜ゴム株式会社 | Pneumatic tire |
| WO2020158265A1 (en) * | 2019-01-29 | 2020-08-06 | 横浜ゴム株式会社 | Pneumatic tire |
-
1985
- 1985-06-28 JP JP9918685U patent/JPS626113U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019199136A (en) * | 2018-05-15 | 2019-11-21 | 横浜ゴム株式会社 | Pneumatic tire |
| WO2019220680A1 (en) * | 2018-05-15 | 2019-11-21 | 横浜ゴム株式会社 | Pneumatic tire |
| WO2020158265A1 (en) * | 2019-01-29 | 2020-08-06 | 横浜ゴム株式会社 | Pneumatic tire |
| JP2020121606A (en) * | 2019-01-29 | 2020-08-13 | 横浜ゴム株式会社 | Pneumatic tire |
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