JPS6433403U - - Google Patents
Info
- Publication number
- JPS6433403U JPS6433403U JP12797387U JP12797387U JPS6433403U JP S6433403 U JPS6433403 U JP S6433403U JP 12797387 U JP12797387 U JP 12797387U JP 12797387 U JP12797387 U JP 12797387U JP S6433403 U JPS6433403 U JP S6433403U
- Authority
- JP
- Japan
- Prior art keywords
- circumferential
- tread
- circumferential main
- main groove
- pneumatic tire
- 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
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Description
第１図は本考案によるトレツドウエアーインジ
ケーターをタイヤ周方向断面で示す拡大断面図、
第２図は従来のジグザグ状周方向主溝にトレツド
ウエアーインジケーターを設置した空気入りタイ
ヤのトレツドの部分平面図、第３図は第２図の
―線上で断面として示すトレツドウエアーイン
ジケーターの周方向拡大断面図、第４図は第２図
の―線上で断面として示すトレツドウエアー
インジケーターの軸方向拡大断面図である。
１…タイヤトレツド、２…周方向主溝、３…ト
レツドウエアーインジケーター。
FIG. 1 is an enlarged sectional view showing the tread wear indicator according to the present invention in the tire circumferential direction;
Fig. 2 is a partial plan view of the tread of a pneumatic tire in which a tread wear indicator is installed in a conventional zigzag circumferential main groove, and Fig. 3 shows the circumference of the tread wear indicator shown as a cross section along the - line in Fig. 2. FIG. 4 is an enlarged axial cross-sectional view of the treadwear indicator taken along the line --- in FIG. 2. 1... Tire tread, 2... Circumferential main groove, 3... Tread wear indicator.
Claims (1)
グザグ状周方向主溝を有し、各周方向主溝の底に
複数個のトレツドウエアーインジケーターが実質
上等間隔で周方向に離間して配置されている空気
入りタイヤにおいて、少なくとも軸方向最外側の
周方向主溝に設けられるトレツドウエアーインジ
ケーターが周方向断面において実質上台形を有し
、その台形の上辺Ｗ１の底辺Ｗ０に対する比Ｗ１
／Ｗ０が０．２〜０．４の範囲にあることを特徴
とする空気入りタイヤ。 The tire tread has a plurality of zigzag circumferential main grooves continuous in the circumferential direction, and a plurality of tread wear indicators are arranged at substantially equal intervals in the circumferential direction at the bottom of each circumferential main groove. In a pneumatic tire, the tread wear indicator provided in at least the outermost circumferential main groove in the axial direction has a substantially trapezoidal shape in the circumferential cross section, and the ratio W1 of the upper side W1 of the trapezoid to the bottom side W0 is W1 .
A pneumatic tire characterized in that / W0 is in the range of 0.2 to 0.4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12797387U JPS6433403U (en) | 1987-08-25 | 1987-08-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12797387U JPS6433403U (en) | 1987-08-25 | 1987-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6433403U true JPS6433403U (en) | 1989-03-01 |
Family
ID=31380880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12797387U Pending JPS6433403U (en) | 1987-08-25 | 1987-08-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6433403U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61202902A (en) * | 1985-03-06 | 1986-09-08 | Bridgestone Corp | Pneumatic tire |
-
1987
- 1987-08-25 JP JP12797387U patent/JPS6433403U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61202902A (en) * | 1985-03-06 | 1986-09-08 | Bridgestone Corp | Pneumatic tire |