JPH0479703U

JPH0479703U -

Info

Publication number: JPH0479703U
Application number: JP12459090U
Authority: JP
Priority date: 1990-11-26
Filing date: 1990-11-26
Publication date: 1992-07-10

Description

[Brief explanation of the drawing]

第１図〜第５図は本考案の実施例を示すもので
、第１図はトレツド平面図、第２図はブロツクの
拡大平面図、第３図は第２図のＡ−Ａ線断面図、
第４図は外力作用時のブロツクの拡大平面図、第
５図は第４図のＢ−Ｂ線断面図、第６図ａ〜ｅは
サイプ形状の他の例を示すブロツクの概略平面図
、第７図〜第１１図は従来例を示し、第７図はト
レツド平面図、第８図はストレートサイプを有す
るブロツクの拡大概略平面図、第９図は第８図の
Ｃ−Ｃ線断面図、第１０図はブロツクに外力が作
用した場合のサイプ閉塞状態説明図、第１１図は
波形サイプを有するブロツクの概略平面図である
。１……トレツド面、４，５……ブロツク、６…
…サイプ、６ｂ……屈曲部、Ｔ……タイヤ。 Figures 1 to 5 show an embodiment of the present invention, with Figure 1 being a tread plan view, Figure 2 being an enlarged plan view of the block, and Figure 3 being a sectional view taken along line A--A in Figure 2. ,
4 is an enlarged plan view of the block when an external force is applied, FIG. 5 is a sectional view taken along the line B-B in FIG. 4, and FIGS. 6 a to 6 are schematic plan views of the block showing other examples of sipe shapes. 7 to 11 show conventional examples, FIG. 7 is a tread plan view, FIG. 8 is an enlarged schematic plan view of a block with straight sipes, and FIG. 9 is a sectional view taken along the line C-C of FIG. 8. , FIG. 10 is an explanatory diagram of the closed state of the sipe when an external force is applied to the block, and FIG. 11 is a schematic plan view of the block having wave-shaped sipes. 1...Tread surface, 4, 5...Block, 6...
...Sipe, 6b...bent part, T...tire.

Claims

[Claims for Utility Model Registration] A tire T having a tread pattern consisting of blocks 4 and 5 on the tread surface 1, and each of the blocks 4 and 5 having a sipe 6 extending at least in the axial direction of the tire, A tire with sipes characterized in that the sipes 6 are formed in a substantially crank shape having a bent portion 6b extending in the tire circumferential direction or diagonally intersecting the circumferential direction of the tire in the middle portion thereof.