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1. 发明公开

EP2481612A1 PNEUMATIC TIRE 有权
标题翻译：充气轮胎
公开(公告)号：EP2481612A1
公开(公告)日：2012-08-01
申请号：EP10818570.3
申请日：2010-09-24
申请人： Bridgestone Corporation
发明人： NAKATA, Hiroshi , MINOWA, Hideaki
IPC分类号： B60C9/20 , B60C9/18 , B60C9/22 , B60C9/28
CPC分类号： B60C9/18 , B60C9/28 , B60C2009/1842 , B60C2009/2064 , Y10T152/10765 , Y10T152/10801 , Y10T152/1081
摘要： A belt width of an intersecting belt 15a having the maximum belt width is set to 80% or more of the maximum width of a carcass line; a difference in belt widths between the intersecting belt 15a and an intersecting belt 15b is set in the range of 10 mm to 50 mm on one side of the belt in the width direction; the intersecting belt 15a is not narrower than the circumferential belt 14, and the circumferential belt 14 is not narrower than the intersecting belt 15b; and a pneumatic tire according to the present invention has an interposed rubber 16 having a thickness increasing toward the widthwise outer side of the tire to be 3 mm or more, and a side-lower rubber 17 having an elastic modulus less than the elastic modulus of a coating rubber coating the circumferential belt 14.
摘要翻译：具有最大带宽的交叉带15a的带宽被设定为胎体线的最大宽度的80％以上; 交叉传送带15a与交叉传送带15b之间的传送带宽度差在传送带的宽度方向的一侧设定在10mm〜50mm的范围内，交叉带15a不比圆周带14窄，并且周向带14不比交叉带15b窄; 并且根据本发明的充气轮胎具有：插入橡胶16，其厚度朝向轮胎的宽度方向外侧增加至3mm以上;以及侧弹性模量小于弹性模量涂覆周向带14的涂覆橡胶。

2. 发明公开

EP2676812A1 PNEUMATIC TIRE 有权
公开(公告)号：EP2676812A1
公开(公告)日：2013-12-25
申请号：EP12746710.8
申请日：2012-02-10
申请人： Bridgestone Corporation
发明人： MINOWA, Hideaki
IPC分类号： B60C11/01 , B60C9/18 , B60C9/22
CPC分类号： B60C9/18 , B60C9/185 , B60C9/22 , B60C9/28 , B60C11/01 , B60C2011/013 , B60C2200/06
摘要： Provided is a pneumatic tire including: a belt reinforcing layer (12) having an outside end portion in the tire width direction disposed outside in the tire width direction than a tire circumferential groove (16) disposed at the outermost side in the tire width direction, in which a buttress portion (19) being positioned on the outside of a tread (15) in the tire width direction and connecting a surface (15a) of the tread (15) to a sidewall (20) is formed to have, in section in the tire width direction, an outer surface in a concave shape with a depth shallow enough not to be set into the inside in the tire width direction from the outside end of the surface (15a) of the tread (15) in the tire width direction.

3. 发明授权

EP2676812B1 PNEUMATIC TIRE 有权
标题翻译：充气轮胎
公开(公告)号：EP2676812B1
公开(公告)日：2017-08-30
申请号：EP12746710.8
申请日：2012-02-10
申请人： Bridgestone Corporation
发明人： MINOWA, Hideaki
IPC分类号： B60C9/28 , B60C11/01 , B60C9/22 , B60C9/18
CPC分类号： B60C9/18 , B60C9/185 , B60C9/22 , B60C9/28 , B60C11/01 , B60C2011/013 , B60C2200/06

4. 发明授权

EP2481612B1 PNEUMATIC TIRE 有权
公开(公告)号：EP2481612B1
公开(公告)日：2014-06-25
申请号：EP10818570.3
申请日：2010-09-24
申请人： Bridgestone Corporation
发明人： NAKATA, Hiroshi , MINOWA, Hideaki
IPC分类号： B60C9/20 , B60C9/18 , B60C9/22 , B60C9/28
CPC分类号： B60C9/18 , B60C9/28 , B60C2009/1842 , B60C2009/2064 , Y10T152/10765 , Y10T152/10801 , Y10T152/1081

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