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1. 发明专利

JP2012166604A Pneumatic tire 有权
标题翻译：气动轮胎
公开(公告)号：JP2012166604A
公开(公告)日：2012-09-06
申请号：JP2011027272
申请日：2011-02-10
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： KAWAKAMI KAZUNORI
IPC分类号： B60C19/08 , B60C11/00
CPC分类号： B60C19/08 , B60C11/0058 , B60C11/0075 , Y02T10/862 , Y10T152/10855
摘要： PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of suppressing an increase in rolling resistance and degradation in uneven wear resistance while improving the uniformity of a tire in a lateral direction.SOLUTION: This invention includes: a first conductive section 13a in which a conductive section 13 embedded in tread rubber 10 extends from a ground surface to the inside in a radial direction of a tire and reaches an inner circumferential surface of a cap section 12; a second conductive section 13b which is continuously formed at the first conductive section 13a, and extends to one side in a width direction of the tire between the cap section 12 and a base section 11 and reaches topping rubber of a carcass layer 7; a third conductive section 13c which is connected to the second conductive section 13b between the cap section 12 and the base section 11, and extends from the outer circumferential surface of the base section 11 to the inside in a radial direction of the tire and reaches the bottom face of the tread rubber 10; and a fourth conductive section 13d which is continuously formed at the third conductive section 13c, and extends to the other side in a width direction of the tire along the bottom face of the tread rubber 10 and reaches topping rubber of a carcass layer 7.
摘要翻译：要解决的问题：提供一种能够抑制滚动阻力增加和不均匀耐磨性劣化的充气轮胎，同时提高轮胎在横向方向上的均匀性。解决方案：本发明包括：第一导电部分13a，嵌入胎面橡胶10中的导电部分13沿着轮胎的径向从地面延伸到内部并到达盖部分的内圆周表面 12; 连续地形成在第一导电部分13a的第二导电部分13b，并且在盖部分12和基部11之间延伸到轮胎的宽度方向的一侧并到达胎体层7的顶部橡胶; 第三导电部分13c，其连接到盖部分12和基部11之间的第二导电部分13b，并且从基部11的外周表面沿着轮胎的径向方向延伸到内部胎面橡胶10的底面; 以及第四导电部分13d，其连续地形成在第三导电部分13c处，并且沿着胎面橡胶10的底面在轮胎的宽度方向上延伸到另一侧，并且到达胎体层7的顶部橡胶。 P>版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2006199221A Pneumatic tire 有权
标题翻译：气动轮胎
公开(公告)号：JP2006199221A
公开(公告)日：2006-08-03
申请号：JP2005015054
申请日：2005-01-24
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： KAWAKAMI KAZUNORI
IPC分类号： B60C15/06 , B60C15/00 , B60C15/04
摘要： PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of establishing the resistance against slipping off a rim and a low hump exceeding pressure simultaneously.
SOLUTION: The pneumatic tire is equipped with a pair of bead parts 1, a pair of side walls 2 coupled with the bead parts 1, and tread rubber coupled with the side walls 2 and forming a toroidal shape, wherein each bead part 1 is furnished with a first bead wire 3, a rubber layer 4 adjoining to the bead heel side of the first bead wire 3, a carcass layer 5 wound round the first bead wire 3 and the rubber layer 4, a second bead wire 6 arranged on the bead toe side of the carcass layer 5, and a reinforcing layer 7 wound round the carcass layer 5 and the second bead wire 6.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够建立抵抗轮辋滑脱的阻力和同时超过压力的低驼峰的充气轮胎。解决方案：充气轮胎配备有一对胎圈部件1，与胎圈部件1连接的一对侧壁2和与侧壁2连接并形成环形形状的胎面橡胶，其中每个胎圈部分 1配备有第一胎圈丝3，与第一胎圈丝3的胎跟跟侧相邻的橡胶层4，卷绕在第一胎圈丝3和橡胶层4上的胎体层5，布置成在胎体层5的胎圈趾侧，以及缠绕在胎体层5和第二胎圈丝6上的加强层7.（C）2006，JPO＆NCIPI

3. 发明专利

JP2013095323A Pneumatic tire 有权
标题翻译：气动轮胎
公开(公告)号：JP2013095323A
公开(公告)日：2013-05-20
申请号：JP2011241353
申请日：2011-11-02
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： KAWAKAMI KAZUNORI
IPC分类号： B60C19/08 , B60C1/00 , B60C11/00
CPC分类号： B60C19/082 , B60C1/0016 , B60C11/0058 , Y02T10/862
摘要： PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of reducing rolling resistance, and also reducing noise.SOLUTION: A tread rubber 5 of the pneumatic tire includes: a cap 50 which is formed by non-conductive rubber and composes contact patch; a base 51 which is arranged at a tire radial direction RD inner side of the cap 50; and conductive part 52 which is arranged in both of a pair of side ends existing in tire width direction both ends of the cap 50, and forms a profile which passes through the inside of the cap 50 and connects the contact patch and bottom surface 50b of the cap 50 in tire meridian cross part while avoiding a location covering the contact patch. Furthermore, the conductive part 52 has an extending member 52b which branches from a conductive path 52a connecting the contact patch and bottom surface 50b of the cap 50, and extends to tire width direction WD outer side. Additionally, the conductive part 52 is formed by the conductive rubber different in rubber hardness from the non-conductive rubber forming the cap 50.
摘要翻译：要解决的问题：提供一种能够降低滚动阻力并降低噪音的充气轮胎。解决方案：充气轮胎的胎面橡胶5包括：帽50，其由非导电橡胶形成并构成接触片; 布置在盖50的轮胎径向RD内侧的基座51; 以及导电部52，其布置在沿着盖50的轮胎宽度方向两端存在的一对侧端中，并且形成通过盖50的内部并将接触片和底面50b连接的轮廓轮胎子午线上的帽50交叉部分，同时避免覆盖接触片的位置。此外，导电部52具有从连接盖50的接触片和底面50b的导电路径52a分支并延伸到轮胎宽度方向WD外侧的延伸构件52b。此外，导电部分52由不同于橡胶硬度的导电橡胶由形成盖子50的非导电橡胶形成。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2013086724A Pneumatic tire 有权
标题翻译：气动轮胎
公开(公告)号：JP2013086724A
公开(公告)日：2013-05-13
申请号：JP2011230925
申请日：2011-10-20
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： KAWAKAMI KAZUNORI
IPC分类号： B60C19/08 , B60C13/00
CPC分类号： B60C19/086 , B60C13/00
摘要： PROBLEM TO BE SOLVED: To provide a pneumatic tire having improved absorption or damping properties to thereby increase ride comfort upon properly securing energization performance.SOLUTION: The pneumatic tire has: a nonconductive carcass 4; a side rubber section Sg configured from sidewall rubber 6 and rim strip rubber 7 formed from nonconductive rubber; and a conductive pathway Ph that electrically connects the ground-contacting surface of a tread section 3 and the rim-contacting position of a bead section 1. The side rubber section Sg is provided with a radial conductive section 8 that extends in a tire radial direction RD, and the radial conductive section 8 is formed from conductive rubber and configures a portion of the conductive pathway Ph. Furthermore, a conductive branch section 9 is provided that passes within the side rubber section Sg extending to the inside in the thickness direction of the side rubber section Sg having branched from the radial conductive section 8. The conductive branch section 9 is disposed at a position that partitions the side rubber section Sg into the outside and inside in the tire radial direction RD, and is formed from conductive rubber having hardness that differs from the rubber hardness of the side rubber section Sg.
摘要翻译：要解决的问题：提供一种具有改进的吸收或阻尼特性的充气轮胎，从而在适当地确保通电性能时增加乘坐舒适性。
解决方案：充气轮胎具有：非导电胎体4; 由侧壁橡胶6构成的侧橡胶部Sg和由非导电橡胶形成的轮缘带橡胶7; 以及将胎面部3的接地面与胎圈部1的轮辋接触位置电连接的导电路径P.侧橡胶部Sg设置有径向导电部8，该径向导电部8沿轮胎径向延伸 RD，径向导电部8由导电性橡胶形成，构成导电路径Ph的一部分，并且设置有导电性分支部9，该导电性分支部9在侧面橡胶部Sg的内侧延伸，侧橡胶部Sg从径向导电部8分支。导电性分支部9配置在将侧橡胶部Sg分隔成轮胎径向RD的外侧和内侧的位置，由具有硬度的导电性橡胶形成其与侧橡胶部Sg的橡胶硬度不同。版权所有（C）2013，JPO＆INPIT

5. 发明专利

JP2013086683A Pneumatic tire 有权
标题翻译：气动轮胎
公开(公告)号：JP2013086683A
公开(公告)日：2013-05-13
申请号：JP2011229965
申请日：2011-10-19
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： OHASHI TOSHIYUKI , KAWAKAMI KAZUNORI
IPC分类号： B60C11/12
摘要： PROBLEM TO BE SOLVED: To reduce cavity resonance noise without impairing breaking performance on a dry road surface.SOLUTION: On a land part (rib) 14 of a tread part 10, a sipe 20 with one end opened to a circumferential direction groove 12 and the other end closed in the rib 14 is provided. The sipe 20 includes: a first wide part 22 extended in a sipe depth direction H from a tread surface 11 in a position at a distance p1 in a sipe length direction G from a closed end 26, and terminated on the way to a sipe lower end 28; and a second wide part 24 extended in the sipe length direction G from the first wide part 22 in a position at distances h1 and h2 respectively in the sipe depth direction H from the sipe lower end 28 and the tread surface 11, and opened to the circumferential direction groove 12 at a sipe opening end 30.
摘要翻译：要解决的问题：为了减少空腔谐振噪声而不损害干路面上的断裂性能。解决方案：在胎面部10的陆部（肋）14上，设置一端向圆周方向槽12开口的另一端封闭在肋14中的刀槽花纹20。刀槽花纹20包括：从封闭端26在胎面宽度方向H上从刀面花纹深度方向H延伸到刀槽花纹长度方向G处的距离p1的位置处的刀槽花纹深度方向H的第一宽部22，并且在到达刀槽花纹的下方终止末28; 以及在刀槽花纹宽度方向G上从刀槽花纹下端28和胎面表面11分别在距离h1和h2的距离h1和h2的位置从第一宽部22延伸的刀槽花纹长度方向G的第二宽部24，圆形方向槽12在刀槽花纹开口端30处。版权所有（C）2013，JPO＆INPIT

6. 发明专利

JP2009001103A Pneumatic tire 有权
标题翻译：气动轮胎
公开(公告)号：JP2009001103A
公开(公告)日：2009-01-08
申请号：JP2007162752
申请日：2007-06-20
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： KAWAKAMI KAZUNORI
IPC分类号： B60C11/00
CPC分类号： Y02T10/862
摘要： PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of making both compatible in rolling resistance performance and WET performance, in a low flat tire having the aspect ratio of 55% or less.
SOLUTION: In this pneumatic tire of the aspect ratio of 55% or less, tread rubber 10 has a laminated structure of cap rubber 11 arranged on the outer periphery of a tread part 3 and base rubber 12 inscribed in its cap rubber 11, and a plurality of main grooves 21 and 22 extending in the tire peripheral direction are arranged in the cap rubber 11. Low tanδ rubber 13 covered with the cap rubber 11 and having a loss tangent tanδ smaller than the cap rubber 11, is arranged in the vicinity of an outside wall 22a of the main groove 22 positioned on the outermost side in the tire width direction.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有在宽高比为55％以下的低平坦轮胎中能够兼顾滚动阻力性能和WET性能的充气轮胎。解决方案：在该纵横比为55％以下的充气轮胎中，胎面橡胶10具有布置在胎面部3的外周上的盖橡胶11和内嵌于其橡胶11中的基底橡胶12的叠层结构，并且在盖橡胶11中布置有沿轮胎周向延伸的多个主槽21和22。被盖橡胶11覆盖并且具有小于盖橡胶11的损耗角正切tanδ的低tanδ橡胶13布置在位于轮胎宽度方向最外侧的主槽22的外壁22a附近。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2007283813A Pneumatic tire 有权
标题翻译：气动轮胎
公开(公告)号：JP2007283813A
公开(公告)日：2007-11-01
申请号：JP2006110519
申请日：2006-04-13
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： KAWAKAMI KAZUNORI
IPC分类号： B60C11/11 , B60C11/00 , B60C11/12
摘要： PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of reducing the noise resulting from block striking sounds for a long period of time while generation of the heel-and-toe wear is suppressed. SOLUTION: The pneumatic tire is equipped with a tread having blocks 10 at least in each shoulder part, in which the blocks 10 are divided into a stamp-in side part 11, an intermediate part 12, and a kickout side part 13 so that the tread surface 10a of each block 10 is divided into a stamp-in side tread surface 11a, an intermediate part tread surface 12a, and a kickout side tread surface 13a, wherein the stamp-in side part 11 is formed from a low-hardness rubber having a smaller hardness than the intermediate part 12, while the kickout side part 13 is formed from a high-hardness rubber having a larger hardness than the intermediate part 12. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够在产生脚跟和趾部磨损的同时长时间地减少由于咔嗒声引起的噪音的充气轮胎。解决方案：充气轮胎配备有至少在每个肩部中具有块10的胎面，其中块10被分成压入侧部11，中间部12和靴部侧部13 使得每个块10的胎面表面10a被分成压入侧胎面11a，中间部分胎面表面12a和跳出侧胎面13a，其中压入侧部11由低硬度低于中间部分12的硬度橡胶，而脱模侧部分13由硬度高于中间部分12的高硬度橡胶形成。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2004136839A Pneumatic tire 有权
公开(公告)号：JP2004136839A
公开(公告)日：2004-05-13
申请号：JP2002305524
申请日：2002-10-21
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： AZUMA EIJI , KAWAKAMI KAZUNORI , MORIYA MANABU
IPC分类号： B60C9/04
摘要： PROBLEM TO BE SOLVED: To provide a pneumatic tire for making the improving effect of comfortability such as riding comfort and road noise compatible with the improving effect of stability and controllability.
SOLUTION: This pneumatic tire has a pair of annular beads 1a, a carcass layer 10 of rolling back both ends by the beads 1a and a plurality of belt layers 6 for reinforcing a carcass layer 11a positioned under a tread by the hoop effect, and is characterized in that in the carcass layer 10, a cord is covered with topping rubber having two or more kinds of hardness, and the carcass layer 10 of an area between the outside end P1 of the innermost peripheral side belt layer 6a and a tire maximum width position P2 has an area C1 covered with topping rubber having the highest hardness.
COPYRIGHT: (C)2004,JPO

9. 发明专利

JP2003326916A Pneumatic tire 有权
标题翻译：气动轮胎
公开(公告)号：JP2003326916A
公开(公告)日：2003-11-19
申请号：JP2002133833
申请日：2002-05-09
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： KAWAKAMI KAZUNORI
IPC分类号： B60C11/00
CPC分类号： B60C11/0058
摘要： PROBLEM TO BE SOLVED: To provide a pneumatic tire which improves maneuvering stability and can reduce road noise and the like. SOLUTION: A tread part 1 is divided into five zones of a first zone 4a through which a tire equatorial plane A passes, a second zone 4b formed on both sides of the first zone 4a holding it between them, a third zone 4c formed on both sides of the second zone 4b holding it between them, and when a rubber hardness of the first zone 4a is z, the rubber hardness of the second zone 4b is y, and the rubber hardness of the third zone 4c is z, x and y are set larger than z. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种提高机动稳定性并且可以减少道路噪声等的充气轮胎。解决方案：胎面部分1被划分成轮胎赤道平面A穿过的第一区域4a的五个区域，形成在第一区域4a的两侧的第二区域4b，其保持在它们之间，第三区域4c 形成在保持在它们之间的第二区域4b的两侧，当第一区域4a的橡胶硬度为z时，第二区域4b的橡胶硬度为y，第三区域4c的橡胶硬度为z， x和y设置为大于z。版权所有（C）2004，JPO

10. 发明专利

JP2003320816A Pneumatic tire 有权
标题翻译：气动轮胎
公开(公告)号：JP2003320816A
公开(公告)日：2003-11-11
申请号：JP2002132763
申请日：2002-05-08
申请人： Toyo Tire & Rubber Co Ltd , 東洋ゴム工業株式会社
发明人： KAWAKAMI KAZUNORI , IWASE MASANORI
IPC分类号： B60C13/00
摘要： PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of improving maneuvering stability performance by increasing lateral rigidity, etc., while maintaining riding comfortableness performance.
SOLUTION: In this pneumatic tire, side wall rubber 6 is made to have a three-divided structure of upper, middle and lower layers and the rubber hardness is set as upper layer 16a and lower layer 16c (65 to 75°) > a middle layer 16b (50 to 60°). Or the side wall rubber 6 is made to have an inner and outer two-layered structure and an outer rubber layer 16 is made to have a three- divided structure of upper, middle and lower layers. The rubber hardness is set in the order of outer upper layer 16a and lower layer 16c (65 to 75°) > an inner rubber layer 15 (60 to 70°) > an outer middle layer 16b (50 to 60°).
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种能够通过增加侧向刚度等来提高机动稳定性的充气轮胎，同时保持乘坐舒适性能。解决方案：在该充气轮胎中，侧壁橡胶6具有上，中，下三层的三分割结构，橡胶硬度设定为上层16a和下层16c（65〜75°） >中间层16b（50〜60°）。或者侧壁橡胶6具有内外两层结构，外橡胶层16具有上，中，下三层结构。橡胶硬度以外侧上层16a和下层16c（65〜75°）>内侧橡胶层15（60〜70°）>外侧中间层16b（50°〜60°）的顺序设定。版权所有（C）2004，JPO

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