JPS62189903U - - Google Patents
Info
- Publication number
- JPS62189903U JPS62189903U JP7977486U JP7977486U JPS62189903U JP S62189903 U JPS62189903 U JP S62189903U JP 7977486 U JP7977486 U JP 7977486U JP 7977486 U JP7977486 U JP 7977486U JP S62189903 U JPS62189903 U JP S62189903U
- Authority
- JP
- Japan
- Prior art keywords
- belt layer
- rubber
- base rubber
- carcass
- tan
- 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 1
Landscapes
- Tires In General (AREA)
Description
第１図は本考案のタイヤの部分断面図、第２図
はタイヤの主剪断歪分布を示している。
１…タイヤ、２…カーカス、３…ベルト層、４
…トレツド部、５…ベースゴム、６…キヤツプゴ
ム、Ｒ…キヤツプゴムとベースゴムの界面。
FIG. 1 is a partial cross-sectional view of the tire of the present invention, and FIG. 2 shows the main shear strain distribution of the tire. 1... Tire, 2... Carcass, 3... Belt layer, 4
...Tread portion, 5...Base rubber, 6...Cap rubber, R...Interface between cap rubber and base rubber.
Claims (1)
カーカスと、該カーカスのクラウン部にタイヤ周
方向に対して比較的浅い角度でコードが配置され
るベルト層と、該ベルト層の外側に配置されるト
レツド部とを有し、前記トレツド部は、ベルト層
に接しかつベルト層両端を完全に被覆するベース
ゴムと該ベースゴムの外側でトレツド部外表面を
形成するキヤツプゴムとの２層で構成され、前記
ベースゴムのｔａｎ δが０．１〜０．１２であ
り前記キヤツプゴムのｔａｎ δが０．１８〜０
．２５であり、前記ベースゴム及び前記キヤツプ
ゴムの動的弾性率が６０〜７０Kg／cm2であるこ
とを特徴とする建設車両用タイヤである。 A carcass that is folded back and locked at both ends to the tire bead portion, a belt layer that has a cord placed on the crown portion of the carcass at a relatively shallow angle with respect to the circumferential direction of the tire, and a cord that is placed outside the belt layer. The tread portion is composed of two layers: a base rubber that is in contact with the belt layer and completely covers both ends of the belt layer, and a cap rubber that forms the outer surface of the tread portion outside the base rubber, The base rubber has a tan δ of 0.1 to 0.12, and the cap rubber has a tan δ of 0.18 to 0.
．． 25, and the base rubber and the cap rubber have a dynamic elastic modulus of 60 to 70 kg/cm 2 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7977486U JPS62189903U (en) | 1986-05-26 | 1986-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7977486U JPS62189903U (en) | 1986-05-26 | 1986-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62189903U true JPS62189903U (en) | 1987-12-03 |
Family
ID=30929954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7977486U Pending JPS62189903U (en) | 1986-05-26 | 1986-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62189903U (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58128904A (en) * | 1982-01-26 | 1983-08-01 | Sumitomo Rubber Ind Ltd | Heavy-duty vehicle radial tyre provided with composite tread |
| JPS609923A (en) * | 1983-06-25 | 1985-01-19 | Nisshinbo Ind Inc | Machine for clearing off remaining rough yarn |
| JPS6012244A (en) * | 1983-07-04 | 1985-01-22 | Mitsubishi Heavy Ind Ltd | Working method for increasing wall thickness of cylindrical body |
| JPS6061313A (en) * | 1983-09-16 | 1985-04-09 | Yokohama Rubber Co Ltd:The | High speed large size pneumatic tire |
| JPS60131303A (en) * | 1983-12-19 | 1985-07-13 | Sumitomo Rubber Ind Ltd | Pneumatic tire |
-
1986
- 1986-05-26 JP JP7977486U patent/JPS62189903U/ja active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58128904A (en) * | 1982-01-26 | 1983-08-01 | Sumitomo Rubber Ind Ltd | Heavy-duty vehicle radial tyre provided with composite tread |
| JPS609923A (en) * | 1983-06-25 | 1985-01-19 | Nisshinbo Ind Inc | Machine for clearing off remaining rough yarn |
| JPS6012244A (en) * | 1983-07-04 | 1985-01-22 | Mitsubishi Heavy Ind Ltd | Working method for increasing wall thickness of cylindrical body |
| JPS6061313A (en) * | 1983-09-16 | 1985-04-09 | Yokohama Rubber Co Ltd:The | High speed large size pneumatic tire |
| JPS60131303A (en) * | 1983-12-19 | 1985-07-13 | Sumitomo Rubber Ind Ltd | Pneumatic tire |