发明申请
- 专利标题: PNEUMATIC TIRE
- 专利标题(中): 气动轮胎
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申请号: US13212698申请日: 2011-08-18
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公开(公告)号: US20120090748A1公开(公告)日: 2012-04-19
- 发明人: Kazuo Shimomura , Toshiyuki Ohashi
- 申请人: Kazuo Shimomura , Toshiyuki Ohashi
- 申请人地址: JP Osaka
- 专利权人: TOYO TIRE & RUBBER CO., LTD.
- 当前专利权人: TOYO TIRE & RUBBER CO., LTD.
- 当前专利权人地址: JP Osaka
- 优先权: JP2010-233669 20101018
- 主分类号: B60C11/01
- IPC分类号: B60C11/01
摘要:
A pneumatic tire comprises a plurality of main grooves extending along a tire circumferential direction, and shoulder lateral grooves extending to an outer side in a tire width direction from a shoulder main groove positioned in an outermost side in the tire width direction among the main grooves, the main grooves and the shoulder lateral grooves being arranged on a tread surface, wherein a depression is formed on a wall surface of a land portion facing to the shoulder lateral groove, in a state in which it is not exposed to a surface of the land portion, and wherein the depression is formed in such a manner that a height of the depression in a depth direction of the shoulder lateral groove is reduced toward an inner side in the tire width direction, and an exposure length of the depression becomes longer in accordance with a progress of an abrasion of the land portion.
公开/授权文献
- US08960246B2 Pneumatic tire 公开/授权日:2015-02-24
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