JPH0445723U - - Google Patents
Info
- Publication number
- JPH0445723U JPH0445723U JP8728690U JP8728690U JPH0445723U JP H0445723 U JPH0445723 U JP H0445723U JP 8728690 U JP8728690 U JP 8728690U JP 8728690 U JP8728690 U JP 8728690U JP H0445723 U JPH0445723 U JP H0445723U
- Authority
- JP
- Japan
- Prior art keywords
- tire
- cutting blade
- sipe
- press
- processing
- 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
Description
第１図〜第７図は本考案の実施例を示すもので
、第１図は第１実施例の正面図、第２図は第１図
のＡ−Ａ線断面拡大図、第３図はサイプ底の形状
を示す拡大断面図、第４図〜第７図は第２〜第５
実施例の正面図、第８図はサイプを有するタイヤ
の一例を示すパターンの一部平面図、第９図は従
来例の正面図、第１０図はサイプ底のクラツク発
生説明図である。
１……押切り刃、２……刃先、Ｓ……サイプ、
Ｔ……タイヤのトレツド表面。
1 to 7 show embodiments of the present invention. FIG. 1 is a front view of the first embodiment, FIG. 2 is an enlarged cross-sectional view taken along line A-A in FIG. 1, and FIG. Enlarged sectional views showing the shape of the sipe bottom, Figures 4 to 7 are 2 to 5
FIG. 8 is a partial plan view of a pattern showing an example of a tire having sipes, FIG. 9 is a front view of a conventional example, and FIG. 10 is a diagram illustrating the occurrence of cracks at the bottom of the sipes. 1... Push cutting blade, 2... Cutting edge, S... Sipe,
T...The tread surface of the tire.
Claims (1)
にわたり、タイヤの赤道に対して傾斜する角度で
多数のサイプＳを刻設するサイプ加工用押切り刃
１において、 該押切り刃１の刃先２が凹凸状に形成されてい
ることを特徴とするタイヤのサイプ加工用押切り
刃。[Claims for Utility Model Registration] In the push-cutting blade 1 for sipe processing, which cuts a large number of sipes S at an angle inclined to the equator of the tire over substantially the entire width of the tread surface T of the tire after vulcanization molding, A press-cutting blade for tire sipe processing, characterized in that the cutting edge 2 of the press-cutting blade 1 is formed in an uneven shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8728690U JPH0445723U (en) | 1990-08-20 | 1990-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8728690U JPH0445723U (en) | 1990-08-20 | 1990-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0445723U true JPH0445723U (en) | 1992-04-17 |
Family
ID=31819510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8728690U Pending JPH0445723U (en) | 1990-08-20 | 1990-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445723U (en) |
-
1990
- 1990-08-20 JP JP8728690U patent/JPH0445723U/ja active Pending
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