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公开(公告)号：US20020056499A1
公开(公告)日：2002-05-16
申请号：US09947447
申请日：2001-09-07
Inventor： Kazuya Suzuki
IPC: B60C013/00
CPC classification number: B60C15/0018 , B60C9/09 , B60C15/06 , B60C17/0018 , B60C2017/0063 , B60C2017/0072 , Y10T152/10837 , Y10T152/10846 , Y10T152/10864
Abstract: A pneumatic tire comprises: a bead apex made of rubber extending radially outwards from a bead core; a carcass composed of an inside carcass ply and an outside carcass ply, the inside carcass ply turned up around the bead core in each bead portion from the inside to the outside of the tire to form a pair of turned up portions and a main portion therebetween, the outside carcass ply extending to a position between the bead apex and the turned up portion; a steel cord reinforcing layer comprising an axially inner portion and an axially outer portion which extend radially outwardly from the underside of the bead core into the sidewall portion; the sidewall portion provided with an axially inner reinforcing rubber layer disposed axially inside the inside carcass ply's main portion, and an axially outer reinforcing rubber layer disposed between the outside carcass ply and the steel cord reinforcing layer's axially outer portion.
Abstract translation: 充气轮胎包括：由胎圈芯径向向外延伸的橡胶制成的胎圈三角形; 由内侧胎体帘布层和外侧胎体帘布层构成的胎体，胎圈帘布层从轮胎的内侧到外侧在胎圈部的胎圈芯部的周围卷起，形成一对折起部，其间形成有主体部 所述外胎体帘布层延伸到所述胎圈三角形和所述卷起部之间的位置; 钢帘线增强层，包括轴向内部和轴向外部，其从胎圈芯的下侧径向向外延伸到侧壁部分中; 所述侧壁部分设置有轴向内部增强橡胶层，所述轴向内部增强橡胶层轴向设置在所述胎体帘布层内部的主要部分内，以及轴向外部增强橡胶层，其设置在所述外部胎体帘布层和所述钢丝帘线增强层的轴向外部之间。
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公开(公告)号：US20160257171A1
公开(公告)日：2016-09-08
申请号：US15033851
申请日：2014-10-02
Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
Inventor： Yutaka ICHIRYU
CPC classification number: B60C11/0083 , B60C9/0042 , B60C9/02 , B60C9/04 , B60C9/14 , B60C11/11 , B60C13/00 , B60C15/00 , B60C17/0009 , B60C2009/0035 , B60C2009/0078 , B60C2017/0072 , B60C2200/10 , B60C2200/14
Abstract: [Object] A motorcycle tire, for an uneven terrain, which exhibits both impact absorption and handling stability is provided.[Solution] A tire 2 includes a pair of rubber reinforcing layers 14 disposed inward of a carcass 10 near ends, respectively, of a tread surface 16. A profile of the tread surface 16 is formed by: an arc C1 that is disposed at a center, and that projects outward in a radial direction; and a pair of arcs C2 each of which is disposed outward of the arc C1 in an axial direction and each of which projects outward in the radial direction. The arc C1 contacts with the arcs C2. A radius R1 of curvature of the arc C1 is less than a radius R2 of curvature of each arc C2. Outer ends 40 of the rubber reinforcing layers 14 are disposed outward of ends TE of the tread surface 16 in the radial direction. Inner ends 42 of the rubber reinforcing layers 14 are disposed inward of the ends TE of the tread surface 16 in the radial direction. The rubber reinforcing layers 14 are not disposed on an equator plane.
Abstract translation: 提供了表现出冲击吸收和操纵稳定性的摩托车轮胎，用于不平坦的地形。 [解决方案]轮胎2包括一对橡胶加强层14，其分别设置在胎面10的靠近胎面表面16的端部的内侧。胎面表面16的轮廓通过以下方式形成：弧形C1，其设置在 中心，向外向外突出; 以及一对弧C2，其各自在轴线方向上设置在弧C1的外侧，并且各自在径向上向外突出。 电弧C1与电弧C2接触。 圆弧C1的曲率半径R1小于每个弧C2的曲率半径R2。 橡胶增强层14的外端40沿径向设置在胎面16的端部TE的外侧。 橡胶增强层14的内端部42沿径向设置在胎面表面16的端部TE的内侧。 橡胶增强层14不设置在赤道面上。
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公开(公告)号：US20160031267A1
公开(公告)日：2016-02-04
申请号：US14777223
申请日：2014-02-26
Applicant: THE YOKOHAMA RUBBER CO., LTD.
Inventor： Kenji Horiuchi
CPC classification number: B60C11/0304 , B60C3/06 , B60C5/00 , B60C9/14 , B60C11/0327 , B60C11/04 , B60C13/00 , B60C15/0603 , B60C17/00 , B60C17/0009 , B60C2011/0353 , B60C2013/007 , B60C2015/0614 , B60C2017/0063 , B60C2017/0072
Abstract: In a side reinforced type run-flat tire, a relationship between a distance (Do) from a center position of a circumferential primary groove that is positioned outermost in the tire width direction in a vehicle outer side region to a tire equatorial plane and a rim width (Wr) is such that 0.20≦Do/Wr≦0.30, and a relationship between a distance (Di) from a center position of a circumferential primary groove that is positioned outermost in the tire width direction in a vehicle inner side region to the tire equatorial plane and the rim width (Wr) is such that 0.25≦Di/Wr≦0.35.
Abstract translation: 另外，在侧面加强型漏气保用轮胎中，从车辆外侧区域到轮胎赤道面的轮胎宽度方向最外侧的周向主槽的中心位置到轮胎赤道面的距离（Do）之间的关系， 宽度（Wr）为0.20＆lt; n / e; Do / Wr＆nlE; 0.30，以及从车辆内侧区域中位于轮胎宽度方向最外侧的周向主槽的中心位置的距离（Di） 轮胎赤道面和轮辋宽度（Wr）为0.25＆nlE; Di / Wr＆nlE; 0.35。
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公开(公告)号：US20140034205A1
公开(公告)日：2014-02-06
申请号：US13906388
申请日：2013-05-31
Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
Inventor： Naoki YUKAWA
IPC: B60C5/12
CPC classification number: B60C17/0009 , B60C2015/061 , B60C2017/0063 , B60C2017/0072 , Y02T10/862
Abstract: A run-flat tire with an aspect ratio of 50% to 60%, which comprises a carcass consisting of a single ply of cords extending between bead cores through a tread portion and sidewall portions, a pair of sidewall reinforcing layers each with a crescent cross-sectional shape and disposed axially inwardly of the carcass in each sidewall portion, the sidewall reinforcing layers made of rubber having a complex elastic modulus of from 6 to 12 MPa, and a pair of bead apex elements which extending radially outwardly of the tire from bead cores, each bead apex element having a height of from 0.30 to 0.48 times a tire section height from a bead base-line, wherein the tire has certain relations with respect to thicknesses of sidewall reinforcing layers and sidewall rubber elements.
Abstract translation: 一种纵横比为50％至60％的耐气候轮胎，其包括由胎冠芯通过胎面部分和侧壁部分延伸的单层绳索组成的胎体，一对侧壁增强层，每个侧壁增强层均具有新月形十字形 并且在每个侧壁部分中轴向向内设置胎体，由具有6至12MPa的复弹性模量的橡胶制成的侧壁增强层以及从胎圈径向向外延伸的一对胎圈三角形元件 芯部，每个胎圈三角形元件具有从胎圈基线的轮胎截面高度的0.30至0.48倍的高度，其中轮胎相对于侧壁增强层和侧壁橡胶元件的厚度具有一定关系。
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公开(公告)号：US08640754B2
公开(公告)日：2014-02-04
申请号：US13111913
申请日：2011-05-19
Applicant: Kenji Horiuchi
Inventor： Kenji Horiuchi
CPC classification number: B60C17/0027 , B60C9/005 , B60C15/00 , B60C15/0009 , B60C15/0018 , B60C15/0045 , B60C17/0009 , B60C2009/2252 , B60C2013/006 , B60C2013/007 , B60C2017/0063 , B60C2017/0072 , Y10T152/10819 , Y10T152/10837
Abstract: A side wall reinforced run flat tire, wherein a second carcass layer that does not reach a bead core is disposed along the outer peripheral surface of a carcass layer. A position of an outer peripheral edge of a bead filler, a relationship between a rubber thickness Gc of the inner side and a rubber thickness Ga of an outer side taken on the line X normal to the rim line and centered on the carcass layer, a relationship between the rubber thicknesses Ga and Gb of the side wall rubber in an upper region of a bead portion, and a position of a folded up end of the carcass layer are each stipulated.
Abstract translation: 一种侧壁加强的无水平轮胎，其中不存在胎圈芯的第二胎体层沿着胎体层的外周面设置。 胎圈填料的外周边缘的位置，内侧的橡胶厚度Gc与外侧线的橡胶厚度Ga之间的关系，该外侧的橡胶厚度Ga与轮缘线垂直并以胎体层为中心， 分别规定胎圈部的上部区域中的侧壁橡胶的橡胶厚度Ga和Gb与胎体层的折叠端的位置之间的关系。
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Patent Agency Ranking
公开(公告)号：US20130248072A1
公开(公告)日：2013-09-26
申请号：US13845616
申请日：2013-03-18
Applicant: The Yokohama Rubber Co., LTD.
Inventor： Kenji Horiuchi
IPC: B60C17/00
CPC classification number: B60C17/00 , B60C17/0009 , B60C17/0027 , B60C2013/006 , B60C2013/007 , B60C2015/061 , B60C2017/0063 , B60C2017/0072
Abstract: In a pneumatic tire, a height from a turned-up edge of a carcass layer is not more than 10 mm, a distance from a tire outer surface to the carcass layer is not less than 50% of the total gauge, a height of the bead filler is from 50% to 80% of a tire cross-section height, a cross-sectional area ratio VB/VR of the bead filler to a side reinforcing layer is not less than 0.4 and not more than 0.6, a hardness HsB of the bead filler is not less than 65 and not more than 80, and the hardness HsR of the side reinforcing layer is not less than 75 and not more than 85, a size relationship between the hardness HsB and the hardness HsR is HsB≦HsR, a value TB of tan δ is not more than 0.06, and a value TR of tan δ is not more than 0.05.
Abstract translation: 在充气轮胎中，从胎体层的翻边的高度不大于10mm，从轮胎外表面到胎体层的距离不小于总规的50％，高度 胎圈填料的轮胎横截面高度为50％至80％，胎边填料与侧面增强层的横截面积比VB / VR不小于0.4且不大于0.6，硬度HsB为 珠填料不小于65且不大于80，侧面增强层的硬度HsR不小于75且不大于85，硬度HsB和硬度HsR之间的尺寸关系为HsB @ HsR， tanδ的值TB不大于0.06，tanδ的值TR不大于0.05。
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公开(公告)号：US08469071B2
公开(公告)日：2013-06-25
申请号：US13247929
申请日：2011-09-28
Applicant: Kenji Horiuchi
Inventor： Kenji Horiuchi
CPC classification number: B60C3/04 , B60C17/0009 , B60C17/0018 , B60C2013/006 , B60C2017/0063 , B60C2017/0072 , Y10T152/10819
Abstract: A run flat tire in which the maximum tire width position when the tire is in an inflated state, the inclination angle formed by the line S′ tangent to the tire outer wall in the tire shoulder region, the curving form of the tread surface, the relationship between the thickness Ga of the outer side rubber taken on a line X normal to the rim line and centered on the carcass layer 5 and the maximum thickness Gb of the outer side rubber in an upper region of the bead portion 2, the relationship of the thickness Gc of the inner side rubber taken on a line X normal to the rim line and centered on the carcass layer 5 and the thickness Ga of the outer side rubber are each stipulated.
Abstract translation: 轮胎处于膨胀状态时的最大轮胎宽度位置，与轮胎胎肩区域中的轮胎外壁相切的线S'所形成的倾斜角度，胎面表面的弯曲形状， 在与轮缘线垂直并且在胎体层5上居中的线X上的外侧橡胶的厚度Ga与胎圈部2的上部区域中的外侧橡胶的最大厚度Gb之间的关系， 分别规定在与轮辋线垂直的线X上并且以胎体层5为中心的内侧橡胶的厚度Gc和外侧橡胶的厚度Ga。
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公开(公告)号：US20120138204A1
公开(公告)日：2012-06-07
申请号：US13255847
申请日：2010-03-11
Applicant: Takashi Wakiyama
Inventor： Takashi Wakiyama
IPC: B60C17/04
CPC classification number: B60C15/0018 , B60C9/09 , B60C15/0632 , B60C17/0009 , B60C2017/0072
Abstract: A run-flat tire (1) provided with a pair of bead portions (10) including at least bead cores (10a), a carcass (12), and reinforcing rubber layers (40) having a crescent cross-portion along with the tread width direction (W) and the tire diameter direction (D). The run-flat tire (1) is provided with side reinforcing layers (14) provided along the reinforcing rubber layers (40), and also with turned-back bead reinforcing layers (16) provided along the bead portions (10) and each turned back around the bead core (10a) from the inside to the outside in the tread width direction (W). The turned-back bead reinforcing layers (16) are each provided with a bead reinforcing layer main portion (16A) positioned inside the bead portion (10) in the tread width direction (W), and also with a turned-back portion (16B) communicating to the bead-reinforcing layer main portion (16A) and turned back around the bead core (10a) from the inside to the outside in the tread width direction (W).
Abstract translation: 具有一对胎圈部分（10）的缺气保用轮胎（1）至少包括胎圈芯（10a），胎体（12）和具有新月形横截面的增强橡胶层（40） 宽度方向（W）和轮胎直径方向（D）。 漏气保用轮胎（1）设置有沿着加强橡胶层（40）设置的侧面加强层（14），并且还设置有沿着胎圈部分（10）设置的折回胎圈加强层（16） 在胎面宽度方向（W）上从胎圈芯（10a）向内返回到外部。 折返式胎圈加强层（16）在胎面宽度方向（W）上分别设置有位于胎圈部（10）内侧的胎圈加强层主体部（16A），并且还具有折返部（16B） ）与胎圈加强层主体部（16A）连通并且在胎面宽度方向（W）上从胎圈芯（10a）的内部向外侧回转。
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公开(公告)号：US20240166000A1
公开(公告)日：2024-05-23
申请号：US18547200
申请日：2021-11-05
Applicant: BRIDGESTONE CORPORATION
Inventor： Tomotaka SAKIYAMA , Takeshi IWATANI
IPC: B60C17/00
CPC classification number: B60C17/0027 , B60C2017/0063 , B60C2017/0072
Abstract: The tire maximum width in the reference condition is the center value or more and the upper limit or less of the tire maximum width specified in the standard, and the tire maximum width position in the reference condition is located at the position, with a distance of more than 50% of the tire cross-sectional height, outward in the tire radial direction from the bead baseline.
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公开(公告)号：US11926179B2
公开(公告)日：2024-03-12
申请号：US17607322
申请日：2020-04-29
Applicant: Bridgestone Corporation
Inventor： Erin Sheepwash , Ryan J. Hue
CPC classification number: B60C17/0009 , B60C5/14 , C08K5/19 , B29D2030/724 , B60C2001/0033 , B60C2017/0063 , B60C2017/0072
Abstract: A method of preparing a sidewall support, the method comprising the steps of (i) providing a vulcanizable composition including an elastomer, a filler, a curative, and a eutectic composition; (ii) fabricating the vulcanizable composition into a green sidewall support; and (iii) subjecting the green sidewall support to curing conditions.
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